CN114439081B - Building drainage system - Google Patents

Abstract

The application discloses building drainage system relates to the field of building installation construction, and it includes drainage riser, still includes vertical body, rivers detection subassembly and clearance subassembly all set up in vertical body, fixedly connected with separate the piece in the vertical body, separate the piece and set up along the length direction of vertical body, separate the piece and separate the vertical body inner chamber into detection chamber and storage chamber, set up the intercommunicating pore on the separate piece, detection chamber and storage chamber pass through the intercommunicating pore intercommunication, vertical body and drainage riser connect and communicate; the water flow detection assembly is arranged at the detection cavity; the storage cavity is a variable cross-section cavity, the cross-sectional area of the bottom opening of the storage cavity is smaller than that of the top opening, and the cleaning assembly comprises a pontoon and a plugging block. The utility model provides a probability that impurity stacked in the horizontal intraductal wall department of drainage can be reduced.

Description

Building drainage system

Technical Field

The present application relates to the field of building installation and construction, and in particular, to a building drainage system.

Background

Whether it is a residential building, a commercial building or an industrial building, in the design and construction process, a drainage system is involved, and the drainage system comprises system pipelines such as rainwater, air-conditioning water, domestic water, sewage and the like, and in order to maintain the attractiveness of the building inner member, the drainage system of the building is usually composed of a vertical pipe and a horizontal pipe which are horizontally arranged, and the vertical pipe and the horizontal pipe cooperate to discharge waste water generated in the building to the outside.

The application publication No. CN106366488A discloses a building siphon drainage system, and it includes siphon device, violently manages, riser and water drainage tank, siphon device is located the top of violently managing, siphon device is provided with more than one, siphon device's upper end is provided with the gas vent, siphon device's lower extreme is connected with the drain pipe, be provided with first interface that refutes on the drain pipe, be connected with the water suction pipe on the first interface that refutes, the end of drain pipe is provided with the second and refutes the interface, the second refutes the interface and be fixed mutually with violently managing, violently the end of managing is provided with the water pipe elbow joint, water pipe elbow joint connects violently managing and riser, the lower extreme of riser is provided with the section of thick bamboo, it is fixed mutually with the riser to strain a section of thick bamboo, be provided with the weep hole in the section of thick bamboo, the section of thick bamboo is located the water drainage tank.

To the above-mentioned related art, the inventor thinks that the rivers can clear up the impurity of riser inner wall, and when the rivers reached the violently pipe, the speed of rivers slows down, and the impurity that carries in the rivers is laminated with violently pipe inner wall gradually, and when the single volume of draining in the building was less, the time that the rivers impacted violently pipe was comparatively brief, and the impurity of violently pipe inner wall can pile up gradually, finally led to drainage system's drainage effect to worsen.

Disclosure of Invention

In order to reduce the probability of impurity stacking at the inner wall of the drainage cross pipe, the present application provides a building drainage system.

The application provides a building drainage system adopts following technical scheme:

the building drainage system comprises a drainage vertical pipe body, a water flow detection assembly and a cleaning assembly, wherein the water flow detection assembly and the cleaning assembly are arranged in the vertical pipe body, a separation block is fixedly connected in the vertical pipe body and arranged along the length direction of the vertical pipe body, an inner cavity of the vertical pipe body is separated into a detection cavity and a storage cavity by the separation block, a communication hole is formed in the separation block, the detection cavity and the storage cavity are communicated through the communication hole, and the vertical pipe body is connected and communicated with the drainage vertical pipe;

the water flow detection assembly is arranged at the detection cavity and comprises a spiral sheet and a connecting rope, the spiral sheet is arranged in the detection cavity, the spiral sheet is rotationally connected with the inner wall of the detection cavity, a bottom rotating shaft of the spiral sheet is connected with one end of the connecting rope, the connecting rope can be wound on the periphery of the rotating shaft of the spiral sheet, and the connecting rope penetrates through the communication hole to enter the storage cavity;

the storage cavity is a variable cross-section cavity, the bottom opening cross-sectional area of storage cavity is less than the open-top cross-sectional area, the clearance subassembly includes flotation pontoon and shutoff piece, the flotation pontoon sets up in the higher department of storage cavity, the flotation pontoon cavity sets up, be provided with the clearance between flotation pontoon and the storage cavity inner wall, the one end and the flotation pontoon sliding connection that the flight was kept away from to the connecting rope pass the flotation pontoon, the shutoff piece sets up in the lower department of storage cavity, shutoff piece and storage cavity inner wall sliding connection, the connecting rope passes flotation pontoon and one end and shutoff piece and connects, the intercommunicating pore is located between shutoff piece and the flotation pontoon.

By adopting the technical scheme, when the drainage system drains water, water flows along the drainage vertical pipe towards the vertical pipe body, and when the water flows to the vertical pipe body, the water flow is divided into two parts by the partition plate, wherein one part of water flows into the detection cavity under the action of gravity, the water flow contacts with the spiral sheet, the water flow drives the spiral sheet to rotate, the spiral sheet rotates to drive the connecting rope to wind around the spiral sheet, and the length of the connecting rope is gradually shortened; simultaneously, the water flow entering the storage cavity passes through the gap between the pontoon and the inner wall of the storage cavity, the water flow flows to the plugging block, the plugging block and the storage cavity form a temporary liquid storage space, along with gradual collection of a small amount of water flow for many times, the buoyancy of the stored water flow born by the pontoon is larger and larger, the plugging block is pulled up by the pontoon through the connecting rope, the spiral sheet gradually winds the connecting rope around the spiral sheet under the impact of the water flow, the distance between the pontoon and the plugging block is shortened, the plugging block is separated from the inner wall of the storage cavity, the water in the storage cavity flows towards the transverse drainage pipe through the plugging block, so that the water flow of a small amount of water flow for many times is conveniently collected, the strength and the water quantity for flushing impurities in the transverse drainage pipe are improved, and the probability of accumulating the impurities on the inner wall of the transverse drainage pipe is reduced.

Optionally, the rivers detection component still includes the rotating block, the rotating block sets up in the bottom pivot department of flight, the bottom pivot of rotating block and flight rotates to be connected, damping grease has been placed between the bottom pivot of rotating block and flight, binding groove has been seted up in the rotating block outside, the wiring groove is seted up along the week side of rotating block, the one end that the connecting rope is close to the flight sets up in binding groove, connecting rope and rotating block fixed connection, the connecting rope can twine in binding groove.

Through adopting above-mentioned technical scheme, when the displacement is great, rivers impact the flight, the flight drives the rotating block and rotates, the rotating block is followed the rotation of flight and is twined connecting rope in the week side of wiring groove gradually, along with the shortening of connecting rope length, connecting rope pulling flotation pontoon and shutoff piece in the storage chamber are close to gradually, the load that bears on the connecting rope increases gradually, rivers still can impact the flight motion, the flight continues to rotate, take place relative rotation between flight and the rotating block, the rotating block keeps stationary, the length of connecting rope keeps invariable, the fracture probability takes place for the connecting rope is reduced, the water yield in storage chamber increases continuously, the buoyancy that the flotation pontoon bore increases, the flotation pontoon drives the top motion of shutoff piece towards the storage chamber, the water in the storage chamber flows towards the drainage cross tube of below gradually, the impurity of drainage cross tube inner wall is cleared up gradually, thereby reduce impurity and pile up the probability at drainage cross tube inner wall.

Optionally, the rivers detection component still includes wear pad, wear pad sets up between the bottom pivot of turning block and flight, the pivot fixed connection of wear pad and flight bottom, wear-resisting groove has been seted up to wear pad lateral wall, the turning block sets up wear-resisting inslot, turning block and wear pad rotate to be connected, be provided with damping grease between turning block and the wear pad.

Through adopting above-mentioned technical scheme, set up the wear pad between the pivot of rotor and flight, when the follow rotor of connecting the rope rotates and twines gradually in its week side, the length of connecting the rope shortens gradually, the load that bears on the rope increases gradually simultaneously, when the load on the rope of connecting is greater than the frictional force between rotor and the wear pad, take place relative slip between rotor and the wear pad, the rotor keeps stationary state, the wear pad reduces the probability that takes place wearing and tearing when rotor and flight take place relative slip, the convenient rotor winds and connects the rope.

Optionally, the water flow detection assembly further comprises a fixed pulley and a movable pulley, wherein the fixed pulley is arranged at one side of the communication hole, which is close to the storage cavity, and the fixed pulley is rotationally connected with the separation block; the movable pulley is arranged at the bottom of the pontoon, the movable pulley is rotationally connected with the pontoon, a gap is arranged between the movable pulley and the pontoon, and the connecting rope passes through the gap between the movable pulley and the pontoon.

Through adopting above-mentioned technical scheme, when rivers drive the flight and take place to rotate, the flight drives the rope of connection and twines in the week side of its pivot, the rope of connection is along with the rotation of flight from the storage intracavity towards detecting the intracavity motion, the rope of connection drives the shutoff piece and moves towards the flotation pontoon, interval between shutoff piece and the flotation pontoon shortens gradually, the movable pulley reduces the rope of connection and the frictional probability of flotation pontoon emergence, the rope of connection continues to move towards the rotation piece, the rope of connection rotates along the week side of fixed pulley, the rope of connection passes the intercommunicating pore and gets into detecting the intracavity, thereby reduce the rope of connection and take place the probability that the friction leads to the damage, further improve the reliability of rope of connection and drive shutoff piece motion.

Optionally, the floating pontoon comprises a guide bar, wherein the guide bar is arranged on one side of the separation block, which is close to the floating pontoon, the guide bar is fixedly connected with the separation block, a sliding groove is formed in one side of the floating pontoon, which faces the guide bar, the guide bar stretches into the sliding groove, and the floating pontoon is in sliding connection with the guide bar.

Through adopting above-mentioned technical scheme, the cooperation of guide bar and sliding tray lateral wall is used for restricting the direction of motion of flotation pontoon, reduces the probability that the connection rope takes place to pile up in the storage chamber length, and then improves the flotation pontoon and drives the shutoff piece and break away from the convenience of storage chamber below export.

Optionally, still include spacing, spacing sets up in the below of flotation pontoon, spacing and vertical body fixed connection, the water hole has been seted up to spacing, the size of water hole is less than the size of flotation pontoon, connect the rope and pass the water hole, the diapire of flotation pontoon can be laminated with the roof of spacing.

Through adopting above-mentioned technical scheme, when the water yield of storage in the storage chamber is less, the diapire of flotation pontoon and the laminating of the roof of spacing, reduce the connecting rope between flotation pontoon and the shutoff piece and take place to pile up the probability of knot to the swivelling block coiling connecting rope when making things convenient for subsequent displacement to increase, connecting rope drives the shutoff piece again and breaks away from the export of storage chamber bottom, improves the convenience of clearing up the impurity in the horizontal intraductal impurity of drainage.

Optionally, the clearance subassembly still includes the support lug, the support lug sets up the bottom at the flotation pontoon, support lug and flotation pontoon fixed connection, the support lug is provided with a plurality ofly, and a plurality of support lugs are along the diapire interval distribution of flotation pontoon, the bottom of support lug can laminate with the stopper.

Through adopting above-mentioned technical scheme, support the clearance between lug can increase flotation pontoon and the spacing, reach the top of shutoff piece after the clearance between the lug is passed to water, improve the efficiency of the water in the drainage riser towards the motion of storage intracavity, make things convenient for rivers to store in the storage intracavity to the flotation pontoon of being convenient for produces great buoyancy and drives the opening that the shutoff piece breaks away from storage chamber bottom.

Optionally, the cleaning assembly further comprises a sealing pad made of flexible material, the sealing pad is arranged on the periphery of the plugging block, and the sealing pad is fixedly connected with the plugging block.

Through adopting above-mentioned technical scheme, sealed pad is convenient to seal the shutoff piece with the storage chamber bottom to reduce the probability that the water that stores at the shutoff piece top takes place to run off, improve the convenience of storing water in the storage intracavity, thereby improve the convenience that a large amount of water wash away to the drainage violently pipe simultaneously.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through setting up vertical body, rivers detection component and clearance subassembly on the drainage riser, when the less rivers of many times move to vertical body, rivers get into detection chamber and storage intracavity respectively through the spacer block, the rivers in the detection chamber drive the flight and rotate, the flight rotates and twines connecting rope in its week side, connecting rope's length reduces gradually, the water yield in storage intracavity increases gradually, the clearance between flotation pontoon and the shutoff piece reduces, the volume of water in the flotation pontoon submergence storage chamber increases, the buoyancy of flotation pontoon week side increases, buoyancy increased flotation pontoon drives the outlet of shutoff piece bottom leaving the storage chamber, the water that stores in the storage chamber moves towards the horizontal pipe of drainage through the export of storage chamber bottom, the impurity of the horizontal pipe inner wall of drainage breaks away under the continuous impact of rivers, thereby reduce the probability that impurity piles up in the horizontal pipe inner wall of drainage department;

2. the rotating block is arranged at the bottom rotating shaft of the spiral sheet, one end of the connecting rope close to the spiral sheet is fixedly connected with the rotating block, when the spiral sheet rotates, the spiral sheet drives the rotating block to rotate, the connecting rope is gradually wound on the periphery of the rotating block by the rotating block, the length of the connecting rope in the storage cavity is gradually shortened along with the winding of the connecting rope on the periphery of the rotating block, the gap between the pontoon and the plugging block is gradually reduced, the load born by the connecting rope is gradually increased, when the force born by the connecting rope is larger than the static friction force between the rotating block and the rotating shaft of the spiral sheet, the rotating block and the spiral sheet relatively slide, and the length of the connecting rope is kept to stand, so that the fracture probability of the connecting rope is reduced, and the long-time use reliability of the connecting rope is improved;

3. the vertical body sets up the gib block towards one side of storing the chamber, and the sliding tray is seted up to one side of flotation pontoon towards the gib block, and when the water level in the storing chamber increased, the flotation pontoon was followed the gib block and is slided to the gib block to reduce the flotation pontoon and follow the water in the storing chamber and take place to rock the probability that leads to producing to knot, improve the convenience of connecting rope drive flotation pontoon and shutoff piece motion.

Drawings

Fig. 1 is a perspective cutaway view of a building drainage system according to an embodiment of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a perspective cross-sectional view of a hidden flight, turning block and wear pad of a construction drainage system according to an embodiment of the present application.

Fig. 4 is an enlarged view of a portion B in fig. 3.

Reference numerals illustrate: 1. a drain stand pipe; 2. a water drainage transverse pipe; 3. a vertical pipe body; 31. a separation block; 311. a communication hole; 32. a detection chamber; 33. a storage chamber; 34. a support frame; 4. a water flow detection assembly; 41. a spiral sheet; 42. a connecting rope; 43. a rotating block; 431. wire binding grooves; 44. a wear pad; 441. a wear-resistant groove; 45. a fixed pulley; 46. a movable pulley; 5. cleaning the assembly; 51. a pontoon; 511. a sliding groove; 52. a block; 53. supporting the bump; 54. a sealing gasket; 6. a guide bar; 7. a limit bar; 71. a water passing hole; 72. and a water storage hole.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a building drainage system. Referring to fig. 1 and 2, the drainage system for the building comprises a drainage vertical pipe 1 and a drainage horizontal pipe 2, wherein the drainage vertical pipe 1 is vertically arranged, the drainage horizontal pipe 2 is horizontally arranged, and the drainage vertical pipe 1 and the drainage horizontal pipe 2 are vertically and horizontally communicated to form a drainage pipe network for conveying domestic water in the building.

Referring to fig. 1 and 2, the building drainage system further comprises a vertical pipe body 3, a water flow detection assembly 4 and a cleaning assembly 5, wherein the vertical pipe body 3 is a cylindrical pipeline, a drainage vertical pipe 1 is vertically arranged on the vertical pipe body 3 and is connected through threads, a separation block 31 is arranged in the vertical pipe body 3, the separation block 31 is arranged along the length direction of the vertical pipe body 3, the separation block 31 is fixedly welded with the vertical pipe body 3, an inner cavity of the vertical pipe body 3 is separated into a detection cavity 32 and a storage cavity 33 by the separation block 31, a communication hole 311 is further formed in the separation block 31, the communication hole 311 penetrates through the side wall of the separation block 31, and the detection cavity 32 and the storage cavity 33 are communicated through the communication hole 311; the rivers detect the subassembly 4 and set up in detecting the chamber 32, rivers detect the subassembly 4 and include flight 41 and connecting rope 42, flight 41 sets up in detecting the chamber 32, flight 41 sets up along the length direction who detects the chamber 32, integrated into one piece has support frame 34 on the detecting the chamber 32 inner wall, flight 41 and support frame 34 rotate and connect, the vertical setting of axis direction of the pivot of flight 41, the one end of connecting rope 42 is connected with the bottom pivot of flight 41, connecting rope 42 sets up to the nylon rope, the junction of connecting rope 42 and flight 41 pivot is located same horizontal plane department with intercommunicating pore 311, connecting rope 42 can twine in the week side of flight 41 pivot, the connecting rope 42 other end passes intercommunicating pore 311 and gets into the clearance intracavity.

Referring to fig. 1 and 2, the storage cavity 33 is a variable cross-section cavity, the cross-section area of the bottom opening of the storage cavity 33 is smaller than that of the top opening, the cleaning assembly 5 comprises a pontoon 51 and a blocking block 52, the pontoon 51 is made of plastic, the pontoon 51 is arranged in a hollow manner, the pontoon 51 is arranged at a higher position of the storage cavity 33, a gap is arranged between the side wall of the pontoon 51 and the inner wall of the storage cavity 33, and the pontoon 51 can slide along the length direction of the storage cavity 33; the blocking block 52 is arranged at the lower part of the storage cavity 33, the blocking block 52 is in an inverted truncated cone shape, the blocking block 52 is arranged below the pontoon 51, the communication hole 311 is positioned between the blocking block 52 and the pontoon 51, the area of the cross section of the top of the blocking block 52 is larger than that of the cross section of the outlet at the bottom of the storage cavity 33, the connecting rope 42 in the storage cavity 33 firstly passes through the pontoon 51 and is in sliding connection with the pontoon 51, and the connecting rope 42 passes through the pontoon 51 and is bound and fixed with the top of the blocking block 52; the cleaning assembly 5 is further provided with a sealing pad 54, the sealing pad 54 is made of a flexible material, the sealing pad 54 can be made of resin, rubber or foam board, in this embodiment, the sealing pad 54 is made of rubber, the sealing pad 54 is arranged on the periphery of the plugging block 52, and the sealing pad 54 and the plugging block 52 are adhered and fixed.

When the drainage vertical pipe 1 drains towards the vertical pipe body 3, water flow reaches the vertical pipe body 3, the water flow is divided into two parts by the separation block 31, one part of water flow enters the detection cavity 32, the water flow in the detection cavity 32 drives the spiral piece 41 to rotate, the connecting rope 42 is gradually wound at the rotating shaft at the bottom of the spiral piece 41 under the rotation of the spiral piece 41, the connecting rope 42 in the storage cavity 33 is gradually wound at the rotating shaft at the bottom of the spiral piece 41 along the communication hole 311, and the length of the connecting rope 42 in the storage cavity 33 is reduced; the other part of water flows into the storage cavity 33, the water flows into the storage cavity 33 pass through the gap between the pontoon 51 and the inner wall of the storage cavity 33, the water flows are blocked in the space surrounded by the blocking block 52, the sealing gasket 54 and the storage cavity 33, the water stored in the storage cavity 33 is gradually increased, the volume of the water stored in the storage cavity 33 by immersing the pontoon 51 is gradually increased, the buoyancy born by the pontoon 51 is increased, the distance between the pontoon 51 and the blocking block 52 is reduced by shortening the connecting rope 42, the blocking block 52 is gradually separated from the opening at the bottom of the storage cavity 33 under the driving of the connecting rope 42, after the sealing gasket 54 is separated from the opening at the bottom of the storage cavity 33, the water flows in the storage cavity 33 move towards the downward drainage cross pipe 2 through the opening at the bottom of the storage cavity 33, the water flows impact the inner wall of the drainage cross pipe 2, and impurities on the inner wall of the drainage cross pipe 2 are washed by the continuous water flow, so that the probability of accumulating impurities in the drainage cross pipe 2 is reduced.

Referring to fig. 1 and 2, in order to reduce the fracture probability of the connecting rope 42, the water flow detecting assembly 4 further includes a wear-resistant block, a rotating block 43, a fixed pulley 45 and a movable pulley 46, the wear-resistant block is disposed at a rotating shaft at the bottom of the spiral piece 41, the wear-resistant block is adhered to the rotating shaft at the bottom of the spiral piece 41, a wear-resistant groove 441 is formed in the outer side wall of the wear-resistant pad 44, the cross section of the wear-resistant groove 441 is rectangular, and the wear-resistant groove 441 is formed along the circumferential side of the wear-resistant pad 44; the rotating block 43 is in a circular ring shape, the rotating block 43 is a rubber product, the rotating block 43 is sleeved in the wear-resistant groove 441, the rotating block 43 and the wear-resistant pad 44 are in rotating connection, damping grease for increasing friction force is arranged between the rotating block 43 and the wear-resistant pad 44, the rotating direction of the rotating block 43 is the same as that of the spiral piece 41, a binding groove 431 is formed in the outer side of the rotating block 43, the section of the binding groove 431 is rectangular, the binding groove 431 is formed along the circumferential side of the rotating block 43, one end, close to the spiral piece 41, of the connecting rope 42 is arranged in the binding groove 431, the connecting rope 42 is fixedly bound with the outer wall of the rotating block 43, and the connecting rope 42 can be wound in the binding groove 431; the fixed pulleys 45 are arranged on one side of the communication hole 311, which is close to the storage cavity 33, the fixed pulleys 45 are in a strip shape, two fixed pulleys 45 are arranged, the two fixed pulleys 45 are both in rotary connection with the separation block 31, the fixed pulleys 45 and the axis direction of the rotating shaft of the separation block 31 are horizontally arranged, and the two fixed pulleys 45 are arranged up and down; the movable pulley 46 is arranged at the bottom of the pontoon 51, the movable pulley 46 is rotationally connected with the pontoon 51, a gap is arranged between the top wall of the movable pulley 46 and the bottom wall of the pontoon 51, when the connecting rope 42 passes through the communication hole 311 from the detection cavity 32 to enter the storage cavity 33, the connecting rope 42 firstly passes through the gap between the two fixed pulleys 45, then the connecting rope 42 passes through the gap between the movable pulley 46 and the pontoon 51, and the connecting rope 42 passes through the movable pulley 46 and is bound and fixed with the top of the blocking block 52.

When the water discharge is large, the water flow entering the detection cavity 32 drives the spiral sheet 41 to rotate, the spiral sheet 41 rotates to drive the wear-resisting pad 44 to rotate, the wear-resisting pad 44 drives the rotating block 43 to rotate, the rotating block 43 drives the connecting rope 42 at the periphery to wind in the binding-wire groove 431, the connecting rope 42 in the storage cavity 33 moves towards the movable pulley 46, then the connecting rope 42 moves towards the rotating block 43 under the guiding of the fixed pulley 45, the connecting rope 42 gradually winds around the periphery of the binding-wire groove 431, the connecting rope 42 in the storage cavity 33 gradually shortens, the pontoon 51 approaches towards the blocking block 52, the volume of water immersed in the storage cavity 33 of the pontoon 51 increases, the buoyancy born by the pontoon 51 increases, the pontoon 51 and the connecting rope 42 drive the plugging block 52 gradually to leave the bottom outlet of the storage cavity 33, the tensile force born by the connecting rope 42 is increased, when the tensile force born by the connecting rope 42 is greater than the static friction force between the rotating block 43 and the wear-resisting pad 44, the rotating block 43 and the wear-resisting pad 44 relatively rotate, the length of the connecting rope 42 is kept constant, water flow in the storage cavity 33 flows towards the horizontal drainage pipe 2 along the outlet of the bottom of the storage cavity 33, impurities on the inner wall of the horizontal drainage pipe 2 are cleaned by the water flow in the storage cavity 33, and the probability of life reduction caused by friction between the connecting rope 42 and the vertical pipe body 3 is reduced by the fixed pulley 45 and the movable pulley 46, so that the connecting rope 42 is convenient to drive the plugging block 52 to plug the water flow in the storage cavity 33.

Referring to fig. 3 and 4, in order to facilitate the pontoon 51 to reliably pull the blocking block 52 to move, a guide bar 6 is arranged on one side of the separation block 31 close to the storage cavity 33, the cross section of the guide bar 6 is trapezoidal, the upper bottom of the guide bar 6 faces one side of the separation block 31, the guide bar 6 is arranged along the length direction of the separation block 31, the guide bar 6 and the separation block 31 are integrally formed, a sliding groove 511 is formed on one side of the pontoon 51 facing the separation block 31, the cross section shape of the sliding groove 511 is identical to the cross section shape of the guide bar 6, a gap is reserved between the side wall of the guide bar 6 and the side wall of the sliding groove 511, the guide bar 6 stretches into the sliding groove 511, and the pontoon 51 can slide along the length direction of the guide bar 6; the bottom of the guide strip 6 is provided with a limit strip 7, the limit strip 7 is horizontally arranged, the limit strip 7 and the vertical pipe body 3 are integrally formed, the limit strip 7 is arranged above the communication hole 311, the center of the limit strip 7 is provided with a water passing hole 71, the size of the cross section of the water passing hole 71 is smaller than that of the cross section of the pontoon 51, the connecting rope 42 and the movable pulley 46 all penetrate through the water passing hole 71, the periphery of the limit strip 7 is also provided with a plurality of water storage holes 72, the plurality of water storage holes 72 are uniformly distributed on the periphery of the limit strip 7, and the plurality of water storage holes 72 are vertical and penetrate through the limit strip 7; the bottom of the pontoon 51 is further provided with a plurality of supporting protrusions 53, in this embodiment, four supporting protrusions 53 are provided, the four supporting protrusions 53 are all cylindrical, the four supporting protrusions 53 are distributed at the bottom of the pontoon 51, and the four supporting protrusions 53 are all adhered and fixed to the pontoon 51. When water is filled into the storage cavity 33, part of water directly passes through the water storage hole 72 formed in the limit strip 7 to reach the upper part of the plugging block 52, part of water also passes through the gap between the supporting convex blocks 53 to reach the water inlet hole, the water flows to the upper part of the plugging block 52 along the water inlet hole, along with the increase of the water quantity above the plugging block 52, the length of the connecting rope 42 is gradually shortened under the driving of the spiral sheet 41, the volume of the pontoon 51 gradually contacted with the water is increased, the pontoon 51 slides towards the top of the vertical pipe body 3 under the driving of the guide strip 6, the pontoon 51 drives the plugging block 52 below to gradually separate from the outlet at the bottom of the storage cavity 33, and the liquid in the storage cavity 33 flows towards the drainage cross pipe 2 below, so that impurities in the drainage cross pipe 2 are cleaned, and the probability of accumulation of the impurities at the inner wall of the drainage cross pipe 2 is reduced.

The implementation principle of the building drainage system of the embodiment of the application is as follows: when the drainage quantity is smaller, water flows to the top of the vertical pipe body 3 under the action of self gravity, the water flow is divided into two parts by the separation block 31, one part of water flow enters the detection cavity 32, the water flow entering the detection cavity 32 drives the spiral piece 41 to rotate, the rotating shaft of the spiral piece 41 drives the wear-resisting pad 44 and the rotating block 43 below to rotate, the rotating block 43 rotates to wind the connecting rope 42 in the binding wire groove 431, and the length of the connecting rope 42 is gradually reduced; the other part of water flow enters the storage cavity 33, the water flow in the storage cavity 33 passes through the gap between the pontoon 51 and the storage cavity 33, the water flow continues to pass through the gap between the supporting convex blocks 53 and the water passing holes 71, the water flow reaches the upper part of the blocking block 52, the blocking block 52 and the sealing gasket 54 cooperate to block the outlet at the bottom of the storage cavity 33, the water flow is gradually stored in the storage cavity 33, the connecting rope 42 connected with the blocking block 52 is gradually bound on the periphery of the rotating block 43 through the communicating holes 311 under the guidance of the movable pulley 46 and the fixed pulley 45 along with the gradual increase of the water flow, the interval between the blocking block 52 and the pontoon 51 is gradually shortened, the contact volume between the pontoon 51 and the water flow in the storage cavity 33 is gradually increased, and the buoyancy born by the pontoon 51 is increased; when the water flow continues to flow, the tensile force born by the connecting rope 42 is greater than the static friction force between the rotating block 43 and the wear-resisting pad 44, the rotating block 43 and the wear-resisting pad 44 slide relatively, the rotating block 43 stops rotating under the pulling of the connecting rope 42, the pontoon 51 drives the plugging block 52 and the sealing pad 54 to move upwards along the length direction of the guide strip 6, the plugging block 52 and the sealing pad 54 are separated from the outlet at the bottom of the storage cavity 33, the stored water flow of the storage cavity 33 moves towards the downward drainage cross pipe 2, and impurities in the drainage cross pipe 2 are washed by the continuous water flow.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (6)

1. A building drainage system comprising a drainage riser (1), characterized in that: still include vertical body (3), rivers detection subassembly (4) and clearance subassembly (5) all set up in vertical body (3), fixedly connected with separate piece (31) in vertical body (3), separate piece (31) set up along the length direction of vertical body (3), separate piece (31) separate vertical body (3) inner chamber into detection chamber (32) and storage chamber (33), set up communication hole (311) on separate piece (31), detection chamber (32) and storage chamber (33) are through communication hole (311) intercommunication, vertical body (3) are connected and are linked together with drainage riser (1);

the water flow detection assembly (4) is arranged at the detection cavity (32), the water flow detection assembly (4) comprises a spiral sheet (41), a rotating block (43) and a connecting rope (42), the spiral sheet (41) is arranged in the detection cavity (32), the spiral sheet (41) is rotationally connected with the inner wall of the detection cavity (32), the bottom rotating shaft of the spiral sheet (41) is connected with one end of the connecting rope (42), the connecting rope (42) can be wound on the periphery of the rotating shaft of the spiral sheet (41), and the connecting rope (42) penetrates through the communication hole (311) to enter the storage cavity (33);

the storage cavity (33) is a variable cross-section cavity, the cross-section area of the bottom opening of the storage cavity (33) is smaller than that of the top opening, the cleaning assembly (5) comprises a pontoon (51) and a blocking block (52), the pontoon (51) is arranged at the higher position of the storage cavity (33), the pontoon (51) is arranged in a hollow mode, a gap is formed between the pontoon (51) and the inner wall of the storage cavity (33), one end, far away from the spiral piece (41), of the connecting rope (42) is connected with the pontoon (51) in a sliding mode and penetrates through the pontoon (51), the blocking block (52) is arranged at the lower position of the storage cavity (33), the blocking block (52) is connected with the inner wall of the storage cavity (33) in a sliding mode, the connecting rope (42) penetrates through the pontoon (51) and one end to be connected with the blocking block (52), and the communication hole (311) is located between the blocking block (52) and the pontoon (51);

the water flow detection assembly (4) further comprises a rotating block (43), the rotating block (43) is arranged at the bottom rotating shaft of the spiral piece (41), the rotating block (43) is rotationally connected with the bottom rotating shaft of the spiral piece (41), damping grease is placed between the rotating block (43) and the bottom rotating shaft of the spiral piece (41), a binding groove (431) is formed in the outer side of the rotating block (43), the binding groove (431) is formed along the periphery of the rotating block (43), one end, close to the spiral piece (41), of a connecting rope (42) is arranged in the binding groove (431), the connecting rope (42) is fixedly connected with the rotating block (43), and the connecting rope (42) can be wound in the binding groove (431);

still include gib block (6), gib block (6) set up in one side that separate piece (31) are close to flotation pontoon (51), gib block (6) and separate piece (31) fixed connection, sliding tray (511) have been seted up towards one side of gib block (6) to flotation pontoon (51), gib block (6) stretch into in sliding tray (511), flotation pontoon (51) and gib block (6) sliding connection.

2. A building drainage system according to claim 1, wherein: the water flow detection assembly (4) further comprises a wear-resistant pad (44), the wear-resistant pad (44) is arranged between the rotating block (43) and the bottom rotating shaft of the spiral piece (41), the wear-resistant pad (44) is fixedly connected with the rotating shaft at the bottom of the spiral piece (41), a wear-resistant groove (441) is formed in the outer side wall of the wear-resistant pad (44), the rotating block (43) is arranged in the wear-resistant groove (441), the rotating block (43) is rotationally connected with the wear-resistant pad (44), and damping grease is arranged between the rotating block (43) and the wear-resistant pad (44).

3. A building drainage system according to claim 1, wherein: the water flow detection assembly (4) further comprises a fixed pulley (45) and a movable pulley (46), the fixed pulley (45) is arranged on one side of the communication hole (311) close to the storage cavity (33), and the fixed pulley (45) is rotationally connected with the separation block (31); the movable pulley (46) is arranged at the bottom of the pontoon (51), the movable pulley (46) is rotationally connected with the pontoon (51), a gap is arranged between the movable pulley (46) and the pontoon (51), and the connecting rope (42) passes through the gap between the movable pulley (46) and the pontoon (51).

4. A building drainage system according to claim 1, wherein: still include spacing (7), spacing (7) set up in the below of flotation pontoon (51), spacing (7) and vertical body (3) fixed connection, water hole (71) have been seted up to spacing (7), the size of water hole (71) is less than the size of flotation pontoon (51), connecting rope (42) pass water hole (71), the diapire of flotation pontoon (51) can laminate with the roof of spacing (7).

5. A building drainage system according to claim 4 wherein: the cleaning assembly (5) further comprises supporting protruding blocks (53), the supporting protruding blocks (53) are arranged at the bottom of the pontoon (51), the supporting protruding blocks (53) are fixedly connected with the pontoon (51), the supporting protruding blocks (53) are arranged in a plurality, the supporting protruding blocks (53) are distributed at intervals along the bottom wall of the pontoon (51), and the bottom of the supporting protruding blocks (53) can be attached to the limiting blocks.

6. A building drainage system according to claim 1, wherein: the cleaning assembly (5) further comprises a sealing gasket (54) made of flexible materials, the sealing gasket (54) is arranged on the periphery side of the plugging block (52), and the sealing gasket (54) is fixedly connected with the plugging block (52).

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