CN114562010A

CN114562010A - A raindrop pipe breaking off and connecting energy dissipation facility for sponge city greenery patches

Info

Publication number: CN114562010A
Application number: CN202210312696.6A
Authority: CN
Inventors: 徐海顺; 郭苏明
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-05-31
Anticipated expiration: 2042-03-28
Also published as: CN114562010B

Abstract

The invention discloses a rain drop pipe disconnection energy dissipation facility for a sponge city green land, which comprises a disconnection box, wherein the disconnection box is embedded in a soil layer below a rain drop pipe; further comprising: the energy dissipation frame, the energy dissipation frame is fixed in the top of collecting box inner wall, and bonds on the inner wall of energy dissipation frame and have the silica gel strip, the bottom of energy dissipation frame is provided with the installing frame, the montant is installed to the inside bearing of disconnection bottom of the case portion, the internally mounted of disconnection bottom of the case portion has elastic telescopic rod, be fixed with the guide arm on the inner wall of piston plate, sealed piece is installed to the last hollow department of piston plate, the below of sealed piece is provided with the liftout pole, the side wall has been seted up on the inner wall of installing frame, the bottom of installing frame link up slidable mounting has the movable rod. This a rain drop pipe breaking of contact energy dissipation facility for sponge city greenery patches can disperse and fall the processing of making an uproar to the rainwater of whereabouts, can utilize the gravity of rainwater to clear away the filter screen simultaneously, avoids the filter screen to block up the influence offal.

Description

A raindrop pipe breaking off and connecting energy dissipation facility for sponge city greenery patches

Technical Field

The invention relates to the technical field of drainage of a rain drop pipe, in particular to a rain drop pipe disconnection energy dissipation facility for a sponge city green land.

Background

The sponge city is a city rain flood management theory, improves city drainage efficiency, and in city construction, high-rise building's drainage can discharge through the rain fall pipe usually, directly erodees ground for the water of avoiding the rain fall pipe and causes the ground alopecia areata, influences the afforestation, can carry out the disconnected energy dissipation of rain fall pipe usually, accepts and guides water, but current rain fall pipe disconnected energy dissipation facility has following problem when using:

water is by eminence whereabouts in the raindrop pipe, when flowing to the disconnected energy dissipation facility on, although accept and the energy dissipation to water, the water column whereabouts can produce great noise, current disconnected energy dissipation facility, inconvenient stable noise reduction treatment that goes on, the noise that lasts causes the influence to the resident easily, contain some impurity in the rainwater of whereabouts simultaneously, among the current disconnected energy dissipation facility, the means of filter stone is laid in the filter screen activity of mostly adopting filters, but cause the jam easily, inconvenient filtration that lasts, and when clearing up, need take out whole device, waste time and energy.

Aiming at the problems, innovative design is urgently needed on the basis of the original energy dissipation facility for disconnecting the raindrop pipe.

Disclosure of Invention

The invention aims to provide a rain drop pipe disconnection energy dissipation facility for a sponge city green land, and solves the problems that the existing rain drop pipe disconnection energy dissipation facility in the background technology is inconvenient to stably reduce noise and continuously filter.

In order to achieve the purpose, the invention provides the following technical scheme: a rain drop pipe disconnection energy dissipation facility for a sponge city greenbelt comprises a disconnection box, wherein the disconnection box is pre-buried in a soil layer below a rain drop pipe, a collection box is installed at the top of the disconnection box, collection grooves are formed in the inner wall and the bottom of the middle of the collection box, and a flow guide pipe penetrates through the edge of the bottom of the disconnection box;

further comprising:

the energy dissipation frame is fixed on the top of the inner wall of the collection box, a silica gel strip is bonded on the inner wall of the energy dissipation frame, the bottom of the energy dissipation frame is provided with a mounting frame, the mounting frame is fixed on the lower half position of the inner wall of the disconnection box, a filter screen is fixed on the top of the mounting frame, a vertical rod is mounted on an inner bearing at the bottom of the disconnection box, a scraper is fixed on the top end of the vertical rod through the filter screen, an elastic telescopic rod is mounted inside the bottom of the disconnection box, a piston plate is fixed on the top of the elastic telescopic rod and sleeved on the vertical rod, a guide rod is fixed on the inner wall of the piston plate, one end of the guide rod is positioned in the guide groove, the guide groove is arranged on the outer side of the vertical rod, a sealing block is mounted at the hollow part of the piston plate, magnetic sheets are fixed above the protruding position at the bottom of the sealing block and corresponding to the bottom of the piston plate, and a jacking rod is arranged below the sealing block, and the jacking rod is fixed in one side of elastic telescopic rod, the side channel has been seted up on the inner wall of installing frame, and there is the gag lever post through spring coupling in the side channel to the inside groove that pushes away that has seted up of gag lever post, slidable mounting has the movable rod to link up in the bottom of installing frame, and the top of movable rod is located the below of pushing away the groove.

Preferably, the collecting vat is the design of annular structure, and the open-top department of collecting vat is corresponding with the position of filter screen, and impurity on the filter screen can drop into in the collecting vat and collect, avoids piling up on the filter screen.

Preferably, the energy dissipation frame outside-in is the circular ring form structural design that the diameter reduces in proper order, and the positive middle part of ring is the slope structural design in the energy dissipation frame to ring inclined position passes downwards in proper order from outside to inside in the energy dissipation frame, packs acoustic material in the energy dissipation frame moreover, and the water column of whereabouts is dispersed by the energy dissipation frame, and the while is through the whereabouts point of control dispersion back water, noise abatement.

Preferably, the avris downward sloping design of filter screen, and laminate each other between the top of filter screen and the doctor-bar to the doctor-bar is on the montant equidistance, and the rotation of doctor-bar strikes off the impurity on the filter screen.

Preferably, the embedded metal elastic piece that is fixed with in bottom surface of doctor-bar, and the bottom mounting of metal elastic piece has the duroplast to smash the mesh top that moves the pole and be located the filter screen, the top of filter screen mesh inwards inclines sunken design moreover, and the rotation of doctor-bar cooperates the design of mesh for the duroplast smashes the use of moving the pole cooperation metal elastic piece and can move about from top to bottom, smashes the tiny particle of card in the mesh and falls.

Preferably, the guide bar is attached to and slides in the guide groove, the guide groove is in a spiral structure design on the vertical bar, and the vertical movement of the piston plate drives the vertical bar to rotate through the guide bar and the guide groove.

Preferably, the top cross-section of sealing block is the isosceles trapezoid structural design of invering, and the top of sealing block and the unsmooth cooperation of hollow department of piston plate to the sealing block is equiangular distribution on the piston plate, and the magnetic sheet of sealing block bottom and the magnetic sheet magnetism of piston plate bottom repel each other in addition, and the piston plate moves down, through the jacking pole with the sealing block jack-up, make sealing block and piston plate hollow department have the gap, the whereabouts of convenient water.

Preferably, the gag lever post passes through the spring and at the side inslot elastic sliding, and the limit end of gag lever post is right trapezoid structural design, and the piston plate moves down, contacts with the gag lever post inclined plane, drives the flexible of gag lever post, and is spacing to the position of piston plate.

Preferably, the bottom of movable rod is arc structural design, and the lateral wall that the movable rod top pushed away the groove is slope structural design to the middle part of movable rod is protruding structure vertical slip in the installing frame, and the water that is located the disconnect-box provides buoyancy for the movable rod, with the movable rod jack-up, the movable rod drives the gag lever post internalization through pushing away the groove, makes the position of piston plate obtain the release.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention is provided with a noise reduction mechanism, an energy dissipation frame is arranged below a rain drop pipe and consists of a plurality of circular ring structures, so that falling rainwater can be dispersed by the energy dissipation frame, the water amount in two adjacent circular rings is reduced, a plurality of rainwater units are formed, meanwhile, the inclined inflection points of the circular rings in the energy dissipation frame are different in height, so that the contact time of the rainwater dispersed into the units and the inclined inflection points is different when the rainwater falls, the contact points of the rainwater units and the inside of the energy dissipation frame contact and vibrate in different time when the rainwater units fall, on one hand, the noise is reduced by reducing the falling flow of the rainwater in a unit volume, on the other hand, the noise is reduced by changing the time interval of the falling contact of the rainwater units, the dispersed rainwater is prevented from contacting and vibrating simultaneously, compared with the traditional rainwater falling and contacting integrally, the structure can realize the falling impact of a small amount of rainwater in different time periods, the problem of large noise caused by large rainwater amount and wide contact surface is solved, simultaneously, after the rainwater unit enters the inside of the energy dissipation frame, the silica gel strip is impacted, noise is further reduced through buffering of the silica gel strip, the silica gel strip is bent by impact to form an inclined sound reflection structure, noise reduction treatment is further realized by matching with sound insulation operation filled in the energy dissipation frame, and meanwhile, rainwater in the rainwater falling pipe mostly falls in a track with dispersed gaps, so that high and low contact points are arranged in the energy dissipation frame, impact time adjustment of the rainwater unit can be effectively carried out, a good noise reduction effect is achieved, and the residential environment is improved;

2. the invention is provided with a filtering and self-cleaning mechanism, rainwater filtered by a filter screen falls onto a piston plate for storage, the gravity on the piston plate is increased along with the increase of water, the piston plate is forced to move upwards under the action of the gravity of the water, a guide rod on the piston plate slides in a guide groove at the moment to drive a vertical rod to rotate, the vertical rod drives a scraping blade to rotate, the scraping blade can scrape impurities remained on the filter screen into a collecting tank according to the structure that the two sides of the filter screen incline downwards so as to avoid the filter screen from being blocked, meanwhile, when the piston plate falls to the position of a limiting rod, the limiting rod is forced to elastically stretch and stretch, the position of the piston plate is matched with the elastic support of an ejection telescopic rod on the piston plate, the position of the piston plate can be fixed at the bottom of the limiting rod, the ejection lifting rod on the ejection telescopic rod pushes up a sealing plate on the piston plate at the moment to expose a gap between the sealing plate and the piston plate, at the moment, water on the piston plate falls to the bottom of the disconnection box through a gap and flows into a soil layer through the diversion pipe, the flow velocity of the falling water on the piston plate is larger than that of the diversion pipe, so that part of water is stored in the disconnection box, the movable rod moves upwards through the buoyancy of the water, the limiting rod is pushed to move, the limiting rod loses the limit on the piston plate, the piston plate returns to the original position under the action of the elastic telescopic rod, the structure can drive the piston plate to move downwards through the gravity of the water, the water is guided out, the piston plate returns to the original position through the buoyancy of the water, the piston plate moves up and down along with the continuous falling of the water in the rain drop pipe, the piston plate moves up and down in a reciprocating way, the vertical rod can be driven to rotate in the reciprocating movement of the piston plate, impurities on the filter screen are scraped through the scraper, and meanwhile, the metal elastic sheet and the tamping rod move up and down in a matching way, the particles clamped in the mesh holes are smashed and dropped, so that the filter screen is further prevented from being blocked, the filter screen can be treated by utilizing the gravity and buoyancy of water, the filter screen can conveniently carry out long-acting filtering operation, the condition that the filtering effect is gradually deteriorated in heavy rain is avoided, the disconnection effect is improved, and meanwhile, the water at the bottom can be pressed by moving the piston plate downwards, so that the water can smoothly enter the soil layer through the flow guide pipe;

in conclusion, the energy dissipation frame is used for dispersing and guiding contact of falling water columns in the rain falling pipe in time, the internal silica gel strips and the sound insulation materials are matched, the noise reduction effect is greatly improved, the living environment of residents is improved, impurities clamped above and in the filter screen can be continuously removed by using the gravity and buoyancy of water, long-acting filtration of the filter screen is guaranteed, the condition that the filtering effect is influenced by too much impurities under the condition of heavy rain washing to cause rainwater overflow is avoided, meanwhile, the impurities can be cleaned only by vertically taking out the collecting box, the trouble of taking out the whole device is avoided, the cleaning time is reduced, the damage to the whole device is avoided, the service life of the device is prolonged, pressure is provided for rainwater at the bottom, the rainwater diversion effect is improved, rainwater can timely enter a soil layer, and rainwater overflow is further avoided.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top view of the energy dissipating frame of the present invention;

FIG. 3 is a schematic top view of a collection trough according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is a schematic top view of the sealing blocks of the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

fig. 7 is a schematic front sectional structure view of the filter screen and the doctor blade of the present invention.

In the figure: 1. a disconnect box; 2. a collection box; 3. collecting tank; 4. a flow guide pipe; 5. an energy dissipation frame; 6. a silica gel strip; 7. installing a frame; 8. a filter screen; 9. a vertical rod; 10. scraping a blade; 101. a metal elastic sheet; 102. a hard plastic tamping rod; 11. an elastic telescopic rod; 12. a piston plate; 13. a guide bar; 14. a guide groove; 15. a sealing block; 16. a magnetic sheet; 17. a jacking rod; 18. a side groove; 19. a spring; 20. a limiting rod; 21. pushing the groove; 22. a movable rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a disconnecting energy dissipation facility for a rain drop pipe of a sponge city green land comprises a disconnecting box 1, a collection box 2, a collection tank 3, a flow guide pipe 4, an energy dissipation frame 5, a silica gel strip 6, a mounting frame 7, a filter screen 8, a vertical rod 9, a scraping blade 10, a metal elastic sheet 101, a hard plastic tamping rod 102, an elastic telescopic rod 11, a piston plate 12, a guide rod 13, a guide groove 14, a sealing block 15, a magnetic sheet 16, a jacking rod 17, a side groove 18, a spring 19, a limiting rod 20, a pushing groove 21 and a movable rod 22;

example 1

Referring to fig. 1-2, the device comprises a disconnecting box 1, wherein the disconnecting box 1 is pre-embedded in a soil layer below a rain drop pipe, a collecting box 2 is installed at the top of the disconnecting box 1, collecting grooves 3 are formed in the inner wall and the bottom of the middle of the collecting box 2, and a flow guide pipe 4 penetrates through the bottom edge of the disconnecting box 1; further comprising: the energy dissipation frame 5 is fixed at the top of the inner wall of the collecting box 2, and a silica gel strip 6 is bonded on the inner wall of the energy dissipation frame 5; the energy dissipation frame 5 is designed to be of a circular structure with the diameter reduced from outside to inside in sequence, the middle of the front face of a circular ring in the energy dissipation frame 5 is designed to be of an inclined structure, the inclined position of the circular ring in the energy dissipation frame 5 is pushed downwards from outside to inside in sequence, sound insulation materials are filled in the energy dissipation frame 5, falling water columns are dispersed through the energy dissipation frame 5, falling points of the dispersed water columns are asynchronous, and good noise reduction efficiency is achieved by matching the sound insulation materials in the energy dissipation frame 5 and the washed and inclined silica gel strips 6;

example 2

Referring to fig. 1 and 3-7, the bottom of the energy dissipation frame 5 is provided with a mounting frame 7, the mounting frame 7 is fixed at the lower half position of the inner wall of the disconnect box 1, the top of the mounting frame 7 is fixed with a filter screen 8, the inner bearing at the bottom of the disconnect box 1 is provided with a vertical rod 9, the top end of the vertical rod 9 penetrates through the filter screen 8 and is fixed with a scraper 10, the inside of the bottom of the disconnect box 1 is provided with an elastic telescopic rod 11, the top of the elastic telescopic rod 11 is fixed with a piston plate 12, the piston plate 12 is sleeved on the vertical rod 9, the inner wall of the piston plate 12 is fixed with a guide rod 13, one end of the guide rod 13 is positioned in a guide groove 14, the guide groove 14 is opened at the outer side of the vertical rod 9, the piston plate 12 is provided with a sealing block 15 at a hollow part, a position above the protruding position of the bottom of the sealing block 15 and a position corresponding to the bottom of the piston plate 12 are both fixed with a 16, a jacking rod 17 is arranged below the sealing block 15, the jacking rod 17 is fixed on one side of the elastic telescopic rod 11, the inner wall of the mounting frame 7 is provided with a side groove 18, the side groove 18 is connected with a limiting rod 20 through a spring 19, the limiting rod 20 is internally provided with a pushing groove 21, the bottom of the mounting frame 7 is provided with a movable rod 22 in a penetrating and sliding manner, the top of the movable rod 22 is positioned below the pushing groove 21, the collecting tank 3 is designed in an annular structure, the top opening of the collecting tank 3 corresponds to the position of the filter screen 8, the lateral side of the filter screen 8 is designed to be inclined downwards, the top of the filter screen 8 is mutually attached to the scraping blade 10, the scraping blades 10 are distributed at equal angles on the vertical rod 9, the bottom surface of the scraping blade 10 is fixed with a metal elastic sheet 101 in an embedded manner, the bottom end of the metal elastic sheet 101 is fixed with a hard plastic tamping rod 102, the top of the hard plastic tamping rod 102 is positioned above the meshes of the filter screen 8, and the top of the meshes of the filter screen 8 is designed to be inclined inwards and recessed, the guide rod 13 slides in the guide groove 14 in a fit manner, the guide groove 14 is designed in a spiral structure on the vertical rod 9, the section of the top of the sealing block 15 is designed in an inverted isosceles trapezoid structure, the top of the sealing block 15 is in concave-convex fit with the hollow part of the piston plate 12, the sealing block 15 is distributed on the piston plate 12 at equal angles, the magnetic sheet 16 at the bottom of the sealing block 15 and the magnetic sheet 16 at the bottom of the piston plate 12 are magnetically repelled, the limiting rod 20 elastically slides in the side groove 18 through the spring 19, the edge end of the limiting rod 20 is designed in a right-angled trapezoid structure, the bottom of the movable rod 22 is designed in an arc structure, the side wall of the pushing groove 21 at the top of the movable rod 22 is designed in an inclined structure, and the middle part of the movable rod 22 is in a protruding structure and vertically slides in the mounting frame 7; the water of whereabouts is filtered by filter screen 8, and save on piston plate 12, the gravity of water drives piston plate 12 whereabouts, it is spacing by gag lever post 20 until piston plate 12, sealed piece 15 is by jack-up, make rivers to the disconnected case 1 bottom on the piston plate 12, buoyancy drives movable rod 22 come-up, top-moving gag lever post 20, make piston plate 12 can shift up under the effect of elasticity telescopic link 11, utilize the gravity of water and buoyancy to realize piston plate 12's upper and lower activity, and then drive the rotation of montant 9 and doctor-bar 10, scrape impurity on the filter screen 8 to in collecting vat 3, avoid piling up influence filtration efficiency.

The working principle is as follows: when the energy dissipation facility for disconnecting the rain drop pipe in the greenbelt of the sponge city is used, firstly, as shown in figure 1-2, the disconnecting box 1 is pre-embedded in a soil layer at the bottom of the rain drop pipe, so that the energy dissipation frame 5 is positioned below the rain drop pipe, the water in the rain drop pipe falls onto the energy dissipation frame 5, the water column is dispersed through a cavity formed by a plurality of annular structures, the water column continuously falls after being dispersed to the inclined inflection point position of the annular structures, the contact time of the dispersed water and the inflection point inside the energy dissipation frame 5 is changed by changing the height of the adjacent inclined inflection point, the falling amount and the falling impact time of the water in a unit volume are further reduced, meanwhile, after the water flows into the energy dissipation frame 5 in a dispersing way, the silica gel strips 6 are impacted and bent by water flow, the flow rate of the water is reduced, and meanwhile, the bent silica gel strips 6 can be matched with the sound insulation material in the energy dissipation frame 5 to realize further sound insulation treatment, a good noise reduction effect is achieved;

then, as shown in fig. 1 and fig. 3-7, water guided by the energy dissipation frame 5 falls onto the filter screen 8, impurities are intercepted by the filter screen 8, so that the water enters the installation frame 7 and is retained on the piston plate 12, the water accumulation gravity on the piston plate 12 is gradually increased, the piston plate 12 is forced to move downwards, when the piston plate 12 moves downwards, the guide rod 13 slides in the guide groove 14 to drive the vertical rod 9 to rotate, the vertical rod 9 drives the scraping piece 10 to rotate on the filter screen 8, the impurities on the filter screen 8 are pushed to the collecting tank 3 on the collecting tank 2 to be stored by matching with the gravity, the filtering effect of the water is avoided being influenced by the impurities on the filter screen 8 by blocking, the piston plate 12 falls to the position of the limiting rod 20 to be in contact with the inclined plane at the top of the limiting rod, so that the limiting rod 20 is matched with the spring 19 to elastically slide in the side groove 18, and the continuous falling of the piston plate 12 is matched with the bottom of the limiting rod 20 to limit the position of the piston plate 12, at the moment, the lifting rod 17 on the elastic telescopic rod 11 lifts the sealing block 15, water above the piston plate 12 flows to the bottom of the disconnecting box 1 from a gap, buoyancy is generated along with accumulation of water at the bottom of the disconnecting box 1 to lift the movable rod 22, the top of the movable rod 22 is inserted into the push groove 21 to realize transverse movement of the limiting rod 20, so that the limiting rod 20 loses the limit on the piston plate 12, at the moment, the piston plate 12 is pushed back to the original position under the action of the elastic telescopic rod 11, meanwhile, the sealing block 15 is pulled back to the original position under the action of the magnetic sheet 16, the piston plate 12 can conveniently and continuously store the water, the lifting of the piston plate 12 can drive the vertical rod 9 and the scraping sheet 10 to rotate again, impurities on the filter screen 8 are scraped, the water remained at the bottom of the disconnecting box 1 flows into a soil layer through the guide pipe 4, and the piston plate 12 can provide a pressure for the water at the bottom of the disconnecting box 1 when moving downwards due to the subsequent water accumulation of the piston plate 12, make water can flow out through honeycomb duct 4 fast, doctor-bar 10 is when rotating simultaneously, the pole 102 is smash to the duroplast of its bottom and the inclined plane contact of mesh on the filter screen 8, make duroplast smash the pole 102 and shift up and drive metal elastic sheet 101 crooked, along with doctor-bar 10's continuation rotation, under metal elastic sheet 101's elastic action, duroplast smashes the pole 102 and moves down to next mesh downthehole, smash the granule that blocks in the mesh and fall, further avoid blockking up, after long-time the use, can directly take out collecting box 2 and handle the rubbish in collecting vat 3, need not to take out whole device, the installation of collecting box 2 simultaneously, can accept it through installing frame 7, the bottom of collecting box 2 and the corresponding position of installing frame 7 can set up to the poroid structure, can derive a small amount of moisture in the collecting vat 3.

Those not described in detail in this specification are prior art well known to those skilled in the art, and in the description of the present invention, "plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. A rain drop pipe disconnection energy dissipation facility for a sponge city greenbelt comprises a disconnection box (1), wherein the disconnection box (1) is pre-buried in a soil layer below the rain drop pipe, a collection box (2) is installed at the top of the disconnection box (1), collection grooves (3) are formed in the inner wall and the bottom of the middle of the collection box (2), and a flow guide pipe (4) penetrates through the bottom edge of the disconnection box (1);

the method is characterized in that: further comprising:

the energy dissipation device comprises an energy dissipation frame (5), wherein the energy dissipation frame (5) is fixed to the top of the inner wall of a collection box (2), a silica gel strip (6) is bonded to the inner wall of the energy dissipation frame (5), an installation frame (7) is arranged at the bottom of the energy dissipation frame (5), the installation frame (7) is fixed to the lower half position of the inner wall of a disconnection box (1), a filter screen (8) is fixed to the top of the installation frame (7), a vertical rod (9) is installed on an inner bearing at the bottom of the disconnection box (1), a scraper (10) is fixed to the top end of the vertical rod (9) through the filter screen (8), an elastic telescopic rod (11) is installed inside the bottom of the disconnection box (1), a piston plate (12) is fixed to the top of the elastic telescopic rod (11), the piston plate (12) is sleeved on the vertical rod (9), a guide rod (13) is fixed to the inner wall of the piston plate (12), and one end of the guide rod (13) is located in a guide groove (14), and the outside in montant (9) is seted up in guide slot (14), sealed piece (15) are installed to piston plate (12) last hollow department, and the top of sealed piece (15) bottom salient position all is fixed with magnetic sheet (16) with the bottom of piston plate (12) corresponding position, the below of sealed piece (15) is provided with jacking rod (17), and jacking rod (17) are fixed in one side of elastic telescopic rod (11), side channel (18) have been seted up on the inner wall of installing frame (7), and be connected with gag lever post (20) through spring (19) in side channel (18) to inside push away groove (21) of having seted up of gag lever post (20), the bottom of installing frame (7) link up slidable mounting has movable rod (22), and the top of movable rod (22) is located the below of pushing away groove (21).

2. A raindrop pipe break-make energy dissipation facility for sponge urban greenbelts according to claim 1, characterized in that: the collecting tank (3) is designed to be of an annular structure, and the position of an opening at the top of the collecting tank (3) corresponds to that of the filter screen (8).

3. A raindrop pipe break-make energy dissipation facility for sponge urban greenbelts according to claim 1, characterized in that: energy dissipation frame (5) outside-in is the circular ring form structural design that the diameter reduces in proper order, and the positive middle part of ring is the slope structural design in energy dissipation frame (5) to ring inclined position passes downwards in proper order from outside to inside in energy dissipation frame (5), packs sound insulation material in energy dissipation frame (5) moreover.

4. A raindrop pipe break-make energy dissipation facility for sponge urban greenbelts according to claim 1, characterized in that: the avris downward sloping design of filter screen (8), and laminate each other between the top of filter screen (8) and doctor-bar (10) to doctor-bar (10) equidistance distribution such as montant (9).

5. A raindrop pipe break-make energy dissipation facility for sponge urban greenbelts according to claim 1, characterized in that: the bottom surface of doctor-bar (10) is embedded to be fixed with metal flexure strip (101), and the bottom of metal flexure strip (101) is fixed with hard plastic and smashes pole (102) to the top that the pole (102) was smashed to hard plastic is located the mesh top of filter screen (8), and the top of filter screen (8) mesh inwards slopes sunken design.

6. A raindrop pipe break-make energy dissipation facility for sponge urban greenbelts according to claim 1, characterized in that: the guide rod (13) slides in the guide groove (14) in a fitting manner, and the guide groove (14) is designed on the vertical rod (9) in a spiral structure.

7. A raindrop pipe break-make energy dissipation facility for sponge urban greenbelts according to claim 1, characterized in that: the top section of the sealing block (15) is designed into an inverted isosceles trapezoid structure, the top of the sealing block (15) is in concave-convex fit with the hollow part of the piston plate (12), the sealing block (15) is distributed on the piston plate (12) at equal angles, and the magnetic sheets (16) at the bottom of the sealing block (15) and the magnetic sheets (16) at the bottom of the piston plate (12) are magnetically repelled.

8. A raindrop pipe break-make energy dissipation facility for sponge city greenbelts according to claim 1, characterized in that: the limiting rod (20) elastically slides in the side groove (18) through a spring (19), and the edge end of the limiting rod (20) is designed to be of a right-angled trapezoid structure.

9. A raindrop pipe break-make energy dissipation facility for sponge urban greenbelts according to claim 1, characterized in that: the bottom of movable rod (22) is arc structural design, and the lateral wall that movable rod (22) top pushed away groove (21) is slope structural design to the middle part of movable rod (22) is protruding structure vertical slip in installing frame (7).