CN112854624B

CN112854624B - Quick-discharging type anti-reverse-flow building drainage system

Info

Publication number: CN112854624B
Application number: CN202110069595.6A
Authority: CN
Inventors: 林荣锋; 胡炳泉; 何丽华; 林敏丽; 张少兵
Original assignee: Wansheng Construction Group Co ltd
Current assignee: Wansheng Construction Group Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-12-07
Anticipated expiration: 2041-01-19
Also published as: CN112854624A

Abstract

The utility model relates to a quick-discharging type anti-reverse building drainage system, which comprises a drainage pipe, wherein the upper opening of the drainage pipe is covered with a rainwater grate, the two sides of the drainage pipe are respectively communicated with branch pipes, the inner side wall of the drainage pipe is vertically and slidably connected with a floating ring positioned below the two branch pipes, the floating ring is connected with two baffles for closing the branch pipes, and the two baffles correspond to the two branch pipes one by one; when one ends of the two baffles, which are far away from the floating ring, are abutted against the lower end face of the rainwater grate, the two baffles open the corresponding branch pipes respectively. This application has the effect of improving drainage system anti-water phenomenon.

Description

Quick-discharging type anti-reverse-flow building drainage system

Technical Field

The application relates to the field of building drainage facilities, in particular to a quick-discharging type anti-reverse-flow building drainage system.

Background

The drainage system is an important infrastructure of a building, and can drain rainwater or snow water on the roof in time, so that the bad influence of accumulated water on the life of people is reduced.

In the related art, the drainage pipe of the roof is a main component of the drainage system, and the pipe orifice of the drainage pipe is communicated with the roof and the drainage pipe is communicated with a pipe network outside the building. Thereby leading the accumulated water on the roof to be discharged out of the building.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the roof has much water accumulation or the drainage pipeline is blocked by sundries, the drainage pipeline is easy to have the water reversing phenomenon due to untimely drainage, namely, the water flow reversely flows back, so that the roof water accumulation is more serious, and the improvement space is still left.

Disclosure of Invention

In order to improve the problem that drainage system appears the anti-water phenomenon, this application provides a quick-drainage type prevents anti-water return building drainage system.

The application provides a quick-discharging type prevents reverse water structure drainage system adopts following technical scheme:

a quick-discharging type anti-backflow building drainage system comprises a drainage pipe, wherein a rainwater grate covers an opening at the upper end of the drainage pipe, branch pipes are respectively communicated with two sides of the drainage pipe, a floating ring positioned below the two branch pipes is vertically and slidably connected to the inner side wall of the drainage pipe, the floating ring is connected with two baffles for closing the branch pipes, and the two baffles correspond to the two branch pipes one by one; when one ends of the two baffles, which are far away from the floating ring, are abutted against the lower end face of the rainwater grate, the two baffles open the corresponding branch pipes respectively.

By adopting the technical scheme, when the accumulated water on the roof is more or the drainage pipeline is blocked by garbage sundries, the liquid level in the drainage pipeline rises, when the liquid level rises, the floating ring rises along with the liquid level and drives the baffle plate to move upwards, so that when the upper end of the baffle plate is propped against the lower end surface of the rainwater grate, the baffle plate and the floating ring stop moving upwards, and the baffle plate opens the pipe orifice of the branch pipe, so that accumulated water can be discharged from the branch pipe, the drainage pressure of a drainage system is favorably relieved, thereby improving the problem of water return phenomenon of the drainage system, leading the drainage pipe to bear the main drainage task, leading the branch pipe to play the role of sharing the drainage pressure only when the accumulated water is serious or the drainage pipe is not smooth, under the condition of normal drainage, the baffle plate seals the corresponding branch pipe orifice, which is favorable for reducing the condition that the branch pipe is blocked due to sundries accumulation, the branch pipe can effectively relieve the drainage pressure of the drainage pipeline in time when the accumulated water is serious.

Preferably, the inside wall of the drain pipe is provided with a chute, the length direction of the chute is consistent with that of the drain pipe, the peripheral surface of the floating ring is provided with a sliding block in sliding connection with the chute, and when the sliding block moves to the lower end of the chute, the two baffles respectively seal the corresponding branch pipes.

By adopting the technical scheme, the baffle can stably slide along the guiding action of the sliding chute, and the condition that the baffle deviates when the floating ring floats is reduced; when the inflow of drain pipe was less than the displacement of drain pipe, the liquid level decline of drain pipe, and the floating collar moves down, and when the slider slided to the spout lower extreme, the branch pipe mouth of pipe was sealed to the baffle, and lateral wall provides vertical ascending holding power for the slider under the spout this moment, is favorable to stabilizing the baffle in the mouth of pipe department of branch pipe.

Preferably, filter screens are arranged in the two branch pipes.

Through adopting above-mentioned technical scheme, because the ponding often is mingled with debris, when the drain pipe is blockked up by debris and leads to the drainage unobstructed to after the baffle is opened, partial debris are followed ponding and are discharged from the branch pipe, make the branch pipe have the condition of being blockked up by debris, through the setting of filter screen, are favorable to reducing the condition that the branch pipe was blockked up by debris when the drainage.

Preferably, a rotating rod is rotatably connected between the two filter screens, a plurality of blades located below the rainwater grate are arranged on the outer peripheral surface of the rotating rod, and the plurality of blades are circumferentially distributed on the outer peripheral surface of the rotating rod; the outer peripheral surfaces of two ends of the rotating rod are respectively provided with two scraping strips, the two scraping strips correspond to the two filter screens one by one, and the two scraping strips are respectively abutted against the upstream surfaces of the corresponding filter screens; the baffle all runs through the logical groove that has the confession dwang to pass towards the branch pipe direction, lead to the groove and extend along vertical direction, and lead to groove lower extreme and baffle lower extreme intercommunication.

Through adopting above-mentioned technical scheme, when making ponding get into the drain pipe from the rainwater grate, ponding hits on hitting the blade of dwang, make the dwang take place to rotate, drive two scrapers of dwang simultaneously and rotate, make the scraper continuously clear up the rubbish of filter screen upstream face and strike off, be favorable to keeping unobstructed at branch pipe drainage in-process filter screen, thereby when the roofing ponding volume is big and branch pipe emission time long term, the filtration pore of crossing of filter screen is difficult for blockking up, is favorable to improving the drainage efficiency of branch pipe.

Preferably, the upper ends of the two baffles are respectively fixed with a vertically arranged ejector rod, the rainwater grate penetrates through two through holes along the axial direction of the two ejector rods, and the two through holes correspond to the two ejector rods one by one; when the upper ends of the two baffles are abutted against the lower end face of the rainwater grate, the two ejector rods respectively penetrate through the corresponding through holes.

Through adopting above-mentioned technical scheme, when the drain pipe is blockked up by rubbish, the drain pipe has lost the drainage function, the drain pipe liquid level rises this moment, force the baffle to shift up, the ejector pin passes the through-hole simultaneously, because the drain pipe is blockked up, the drain pipe liquid level keeps at the position that flushes with branch pipe downside edge, thereby make the ejector pin be in the state outside stretching out the through-hole always, convenient to use person is paid attention to, thereby be favorable to the user can judge whether the drain pipe is blockked up according to the ejector pin position, be convenient for remind the user in time to clear up rubbish.

Preferably, the lower end face of the rainwater grate is provided with a fixed plate positioned above the plurality of blades, and the fixed plate is positioned on one side of a vertical plane where the axis of the rotating rod is positioned.

Through adopting above-mentioned technical scheme, the fixed plate carries out the shutoff to the partial drainage hole of rainwater grate for a plurality of blades of dwang one side are sheltered from by the fixed plate, and a plurality of blades that all have the dwang opposite side this moment receive rivers to hit and hit, are favorable to ordering about the dwang and rotate.

Preferably, the rotating rod comprises a main rod, the two ends of the main rod are provided with accommodating grooves, the rotating rod further comprises two auxiliary rods which are respectively connected with the two accommodating grooves in a sliding manner, the bottom walls of the two accommodating grooves are both fixed with springs, and one ends of the springs, far away from the bottom walls of the accommodating grooves, are fixedly connected with the auxiliary rods in the accommodating grooves; two jacks are formed in the upstream face of the filter screen, the jacks correspond to the two auxiliary rods one to one, and the two auxiliary rods are respectively connected with the corresponding jacks in an inserting mode.

Through adopting above-mentioned technical scheme to the accessible is accomodate two vice poles in the holding tank, thereby has realized the vice shrink function of dwang, and the dismantlement of the dwang of being convenient for is favorable to reducing the dwang influence when the mediation drain pipe.

Preferably, the upper end opening of the sliding chute is arranged, the lower end of the rainwater grate is provided with a positioning block inserted with the upper end opening of the sliding chute, and when the positioning block is inserted with the sliding chute, the two through holes are respectively positioned under the corresponding ejector rods.

By adopting the technical scheme, the upper end of the sliding groove is provided with the opening, so that the sliding block can be conveniently taken out of the sliding groove, the floating ring can be conveniently taken out of the drain pipe, and cleaning personnel can clean the drain pipe; through the matching of the positioning block and the sliding groove in an inserting manner, the positioning of the through hole is facilitated.

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

1. the branch pipes are respectively arranged on the two sides of the drain pipe and are used as emergency drainage channels, so that the drainage pressure of the drain pipe is reduced, and the generation probability of a water return phenomenon is reduced; meanwhile, the floating rings connected with the two baffles are respectively and vertically connected in the drain pipe in a sliding manner, the liquid level rises, the baffles move upwards and open the branch pipes oppositely, so that accumulated water which is not discharged soon is discharged from the branch pipes, the liquid level falls, the baffles move downwards and close the branch pipes, the accumulation of impurities at the branch pipes is reduced, and the probability of blockage of the branch pipes is favorably reduced;

2. through set up the filter screen in the branch pipe, further reduce the condition that the branch pipe is blockked up, rotate simultaneously between two filter screens and connect the dwang to set up at the dwang both ends with the strip of scraping of filter screen upstream face butt, the dwang outer peripheral face is provided with the blade, falls on the blade behind ponding entering drain pipe, thereby the drive dwang rotates, and drives and scrape the strip and continuously rotate, is favorable to reducing the probability that the filter screen blockked up.

Drawings

Fig. 1 is a schematic view of an overall structure of a quick-discharging type anti-reverse building drainage system according to an embodiment of the present invention.

Fig. 2 is a vertical sectional view of branch pipes and drain pipes in a quick-discharge type anti-reverse building drainage system according to an embodiment of the present application.

Fig. 3 is a radial sectional view of a main rod in a quick-discharge type anti-reverse building drainage system according to an embodiment of the present application.

Description of reference numerals: 1. a drain pipe; 11. a chute; 2. a branch pipe; 21. a filter screen; 3. a rainwater grate; 31. a through hole; 32. water filtering holes; 33. positioning blocks; 34. a fixing plate; 4. a floating ring; 41. a slider; 42. a support bar; 43. a baffle plate; 44. a top rod; 45. a through groove; 5. rotating the rod; 51. a main rod; 511. a blade; 512. accommodating grooves; 513. a spring; 52. an auxiliary rod; 521. and (6) scraping the strips.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses anti-reverse building drainage system of quick-discharging formula. Referring to fig. 1 and 2, the quick-discharging type anti-reverse building drainage system comprises a drainage pipe 1 buried in the roof of a building, wherein the drainage pipe 1 is vertically arranged, and an opening at the upper end of the drainage pipe is communicated with the roof. The two sides of the drain pipe 1 are respectively communicated with branch pipes 2, and the axes of the two branch pipes 2 are superposed. When the drainage pressure of the drainage system is high, the branch pipe 2 can relieve the drainage pressure of the drainage pipe 1, and the water return phenomenon is reduced. The filter screens 21 are fixedly arranged in the two branch pipes 2 to separate sundries in accumulated water and reduce the probability of blockage of the branch pipes 2. The rainwater grate 3 is arranged at the pipe opening of the upper end of the drain pipe 1, an annular groove (not shown in the figure) is formed in the inner circumferential surface of the upper end of the drain pipe 1, the rainwater grate 3 is erected on the lower side wall of the annular groove, and the rainwater grate 3 is fixed on the pipe opening of the drain pipe 1 through screws. The rainwater grate 3 penetrates through the plurality of water filtering holes 32 along the thickness direction, the plurality of water filtering holes 32 are arc-shaped, the plurality of water filtering holes 32 are respectively arranged on two sides of the rainwater grate 3, and the rainwater grate 3 can block sundries with larger volume.

Referring to fig. 2, a floating ring 4 is vertically and slidably connected in the drain pipe 1, and the axis of the floating ring 4 is coincident with the axis of the drain pipe 1. The two sides of the floating ring 4 are respectively fixed with a sliding block 41, the inner side wall of the drain pipe 1 is provided with two sliding chutes 11 with opposite openings, and the two sliding blocks 41 are respectively clamped with the two sliding chutes 11 to slide. The length direction of the sliding chute 11 is consistent with the length direction of the drain pipe 1 and extends along the vertical direction. The upper end openings of the two sliding grooves 11 are arranged, so that an installer can conveniently load the sliding block 41 into the sliding grooves 11 from the upper end openings of the sliding grooves 11, and can conveniently take out the floating ring 4.

Referring to fig. 2, two support rods 42 are fixed on the upper end surface of the floating ring 4, baffles 43 are fixed on the ends of the two support rods 42 far away from the floating ring 4, and the two baffles 43 correspond to the two branch pipes 2 one by one. The two baffles 43 are attached to the inner side wall of the drain pipe 1. When the sliding block 41 slides to the lower end of the sliding chute 11, the two baffles 43 respectively close the pipe openings of the corresponding branch pipes 2, and the drainage pipe 1 takes the main drainage task. The baffle 43 can prevent water flow from flowing towards the branch pipe 2, thereby reducing the situation that the filter screen 21 is blocked due to garbage accumulated on the upstream side.

Referring to fig. 2, the two baffle plates 43 are fixed with vertically arranged top rods 44 on the upper end surfaces, the two through holes 31 penetrate through the rain grate 3 along the length direction of the two top rods 44, and the two through holes 31 correspond to the two top rods 44 one by one. When the drain pipe 1 is blocked, the liquid level in the drain pipe 1 rises, so that the floating ring 4 is forced to move upwards, the baffle 43 moves upwards under the pushing action of the supporting rod 42, the baffle 43 is opened, and when the upper end of the baffle 43 moves to abut against the lower end face of the rainwater grate 3, the two ejector rods 44 respectively penetrate through the corresponding through holes 31, so that a user is reminded of blocking the drain pipe 1, and the user can conveniently dredge the drain pipe 1 in time. A positioning block 33 inserted with the opening at the upper end of the chute 11 is fixed on the lower end surface of the rain grate 3. When the positioning block 33 is inserted into the sliding chute 11, the two through holes 31 are respectively located right below the corresponding push rods 44, so that the through holes 31 can be conveniently positioned.

Referring to fig. 2 and 3, a rotating rod 5 is rotatably connected between the two filter screens 21, and the axis of the rotating rod 5 is coincident with the axis of the branch pipe 2. The rotating rod 5 includes a main rod 51, two accommodating grooves 512 are respectively formed at two ends of the main rod 51, and the rotating rod 5 further includes two auxiliary rods 52 respectively slidably connected to the two accommodating grooves 512. The main rod 51 and the sub-rod 52 are both cylindrical. The bottom walls of the two accommodating grooves 512 are fixed with springs 513, and one ends of the springs 513 far away from the bottom walls of the accommodating grooves 512 are fixedly connected with the auxiliary rods 52 in the accommodating grooves 512. So that the swivelling levers 5 have a telescopic function. Two jacks (not shown in the figure) have all been seted up at the upstream face middle part of two filter screens 21, and two jacks and two auxiliary rod 52 one-to-one, two auxiliary rod 52 peg graft with the jack that corresponds respectively, and auxiliary rod 52 can carry out relative rotation with corresponding jack to realized the rotation function of dwang 5, and convenient to detach.

Referring to fig. 2 and 3, a plurality of blades 511 positioned below the rain water grate 3 are fixed on the outer circumferential surface of the main rod 51, and the wide sides of the blades 511 are parallel to the axis of the rotating rod 5. The plurality of blades 511 are circumferentially distributed on the outer circumferential surface of the rotating lever 5. The outer peripheral surfaces of the ends of the two auxiliary rods 52 far away from the main rod 51 are respectively fixed with the scraping strips 521, and the two scraping strips 521 correspond to the two filter screens 21 one by one. When the two auxiliary rods 52 are inserted into the corresponding insertion holes, the two scraping strips 521 are respectively abutted against the upstream faces of the corresponding filter screens 21; two baffles 43 all run through logical groove 45 that supplies vice pole 52 to pass towards branch pipe 2 direction, lead to groove 45 and extend along vertical direction, and lead to groove 45 lower extreme and baffle 43 lower extreme intercommunication. The through groove 45 can be used for sliding out the scraping strip 521, so that the scraper is convenient to disassemble.

Referring to fig. 2 and 3, rainwater grate 3 lower extreme facial features is fixed with fixed plate 34, fixed plate 34 sets up in the top of a plurality of blades 511 of mobile jib 51 with one side, and fixed plate 34 is located the vertical planar one side at dwang 5 axis place, make the drainage hole 32 of fixed plate 34 shutoff rainwater grate 3 one side, the one side drainage hole 32 that is not sheltered from can supply rivers to pass through, rivers whereabouts and hits the blade 511 of mobile jib 51 one side, thereby it rotates to order about dwang 5, and drive scrapes strip 521 and clear up the upstream surface of filter screen 21, reduce the probability that filter screen 21 is blockked up by rubbish in drainage process.

The implementation principle of a quick-discharging type anti-reverse building drainage system in the embodiment of the application is as follows:

when the drain pipe 1 is blocked, the accumulated water entering the drain pipe 1 enables the liquid level of the drain pipe 1 to rise, the floating ring 4 rises along with the liquid level, the baffle 43 is driven to move upwards, the baffle 43 supports against the lower end face of the rainwater grate 3 at the upper end of the baffle 43, the pipe opening of the branch pipe 2 is opened, the accumulated water can be discharged from the branch pipe 2, the drainage pressure of a drainage system is favorably relieved, and the problem of the reverse water phenomenon of the drainage system is solved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A quick-discharging type anti-reverse building drainage system is characterized in that: the rainwater draining device comprises a draining pipe (1), wherein an opening at the upper end of the draining pipe (1) is covered with a rainwater grate (3), two sides of the draining pipe (1) are respectively communicated with branch pipes (2), the inner side wall of the draining pipe (1) is vertically and slidably connected with floating rings (4) positioned below the two branch pipes (2), the floating rings (4) are connected with two baffles (43) used for closing the branch pipes (2), and the two baffles (43) correspond to the two branch pipes (2) one by one; when one ends of the two baffles (43) far away from the floating ring (4) are abutted against the lower end face of the rainwater grate (3), the two baffles (43) open the corresponding branch pipes (2) respectively; a sliding groove (11) is formed in the inner side wall of the drain pipe (1), the length direction of the sliding groove (11) is consistent with that of the drain pipe (1), a sliding block (41) in sliding connection with the sliding groove (11) is arranged on the outer peripheral surface of the floating ring (4), and when the sliding block (41) moves to the lower end of the sliding groove (11), the two baffle plates (43) respectively seal the corresponding branch pipes (2); filter screens (21) are arranged in the two branch pipes (2); a rotating rod (5) is rotatably connected between the two filter screens (21), a plurality of blades (511) positioned below the rainwater grate (3) are arranged on the peripheral surface of the rotating rod (5), and the plurality of blades (511) are circumferentially distributed on the peripheral surface of the rotating rod (5); the outer peripheral surfaces of two ends of the rotating rod (5) are respectively provided with a scraping strip (521), the two scraping strips (521) correspond to the two filter screens (21) one by one, and the two scraping strips (521) are respectively abutted against the upstream surfaces of the corresponding filter screens (21); through grooves (45) for the rotating rods (5) to pass through are formed in the two baffle plates (43) towards the direction of the branch pipe (2), the through grooves (45) extend in the vertical direction, and the lower ends of the through grooves (45) are communicated with the lower ends of the baffle plates (43); the rotating rod (5) comprises a main rod (51), the two ends of the main rod (51) are respectively provided with an accommodating groove (512), the rotating rod (5) further comprises two auxiliary rods (52) which are respectively connected with the two accommodating grooves (512) in a sliding mode, the bottom walls of the two accommodating grooves (512) are both fixed with springs (513), and one ends, far away from the bottom walls of the accommodating grooves (512), of the springs (513) are fixedly connected with the auxiliary rods (52) in the accommodating grooves (512); two jacks are formed in the upstream faces of the two filter screens (21), the two jacks correspond to the two auxiliary rods (52) one by one, and the two auxiliary rods (52) are respectively inserted into the corresponding jacks; the upper ends of the two baffles (43) are respectively fixed with a vertically arranged ejector rod (44), the rainwater grate (3) penetrates through two through holes (31) along the axial direction of the two ejector rods (44), and the two through holes (31) correspond to the two ejector rods (44) one by one; when the upper ends of the two baffles (43) are propped against the lower end surface of the rainwater grate (3), the two ejector rods (44) respectively penetrate through the corresponding through holes (31).

2. The quick-discharge type anti-reverse building drainage system according to claim 1, wherein: the rainwater grate (3) lower terminal surface is provided with fixed plate (34) that are located a plurality of blades (511) top, fixed plate (34) are located one side of the vertical plane at dwang (5) axis place.

3. The quick-discharge type anti-reverse building drainage system according to claim 1, wherein: the rainwater grate is characterized in that an opening is formed in the upper end of the sliding groove (11), a positioning block (33) which is connected with the opening in the upper end of the sliding groove (11) in an inserting mode is arranged at the lower end of the rainwater grate (3), and when the positioning block (33) is connected with the sliding groove (11) in an inserting mode, the two through holes (31) are located right below the corresponding ejector rods (44) respectively.