CN117905238B

CN117905238B - Roof cornice drainage device for building design

Info

Publication number: CN117905238B
Application number: CN202410312914.5A
Authority: CN
Inventors: 程雅雯
Original assignee: Nanjing Tech University
Current assignee: Nanjing Tech University
Priority date: 2024-03-19
Filing date: 2024-03-19
Publication date: 2024-05-14
Anticipated expiration: 2044-03-19
Also published as: CN117905238A

Abstract

The invention discloses a roof cornice drainage device for building design, which comprises a cornice water receiving tank, a sundry cleaning mechanism, a standby water receiving tank and a water accumulation calandria, wherein the cornice water receiving tank comprises a main tank and an auxiliary tank, a filter plate is arranged between the main tank and the auxiliary tank, the filter plate separates the main tank from the auxiliary tank, a self-induction siphon drainage pipe is rotationally arranged on the side wall of the auxiliary tank, the standby water receiving tank is arranged below the self-induction siphon drainage pipe, the water accumulation calandria is arranged below the cornice water receiving tank, the water accumulation calandria is communicated with the standby water receiving tank, and the sundry cleaning mechanism is slidingly arranged on the main tank. The invention belongs to the technical field of building waterproofing, and particularly relates to a roof cornice drainage device for building design; the invention can continuously drain water when the water outlet in the groove or the sewer is blocked, and can automatically crush and clean sundries in the groove to prevent the wall from being damaged.

Description

Roof cornice drainage device for building design

Technical Field

The invention belongs to the technical field of building waterproofing, and particularly relates to a roof cornice drainage device for building design.

Background

The cornice is also called an eave, and is used for conveniently removing rainwater on a roof and protecting a wall body, and is one of key decoration parts of a building, when raining, the rainwater flows downwards along the cornice, and certain influence is caused on passers-by pedestrians, so that people can generally adopt the cornice drainage device to collect and drain the rainwater flowing down from the cornice in a concentrated manner, the conventional cornice drainage device generally collects the rainwater and drains the rainwater by installing a water receiving tank below the cornice, the method is simple to install and low in cost, but in the long-time use process, the situation that the tank and a sewer opening are blocked by sundries such as leaves can easily occur, the drainage device can not drain water, accumulated water is generated, the drainage device is invalid, and a wall body is damaged.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the roof cornice drainage device for the building design, which can continuously drain water when a water outlet or a groove is blocked, automatically crush and clean sundries in the groove and prevent the wall from being damaged.

The technical scheme adopted by the invention is as follows: the invention provides a roof cornice drainage device for building design, which comprises a cornice water receiving tank, a sundry cleaning mechanism, a standby water receiving tank and a water accumulation calandria, wherein the cornice water receiving tank comprises a main tank and an auxiliary tank, a filter plate is arranged between the main tank and the auxiliary tank, the filter plate separates the main tank from the auxiliary tank, a self-induction siphon drainage pipe is rotationally arranged on the side wall of the auxiliary tank, the standby water receiving tank is arranged below the self-induction siphon drainage pipe, the water accumulation calandria is arranged below the cornice water receiving tank, the water accumulation calandria is communicated with the standby water receiving tank, and the sundry cleaning mechanism is slidingly arranged on the main tank.

Further, the top of the main groove is opened, guide rails are symmetrically arranged at the top of the main groove, pulleys are symmetrically arranged at two ends of the top wall of the main groove, tooth grooves are formed in the inner wall of one side, far away from the auxiliary groove, of the main groove, and a main drain pipe is arranged at the bottom of the main groove; the auxiliary tank bottom opening, the auxiliary tank bottom articulates and is equipped with the access cover board, the access cover board can be opened in the downward upset when overhauing, the lateral wall that filter plate one side was kept away from to the auxiliary tank is opened there is the through-hole, the auxiliary tank lateral wall is located through the through-hole rotation to the self-induction siphon drain pipe, the through-hole side is opened there is the spout, the spout is located the auxiliary tank inboard, the vertical setting of spout, it is equipped with the trigger floater to slide in the spout.

Further, the self-induction siphon drain pipe includes U type pipe, expansion mouth, snap ring, trigger driving lever and outlet, U type pipe one end is located the vice inslot and the other end is located outside the vice inslot, the one end that the vice inslot was located to U type pipe is longer than the one end that the vice inslot was located to U type pipe, the one end that the vice inslot was located to U type pipe is the short-term, the one end that the vice inslot was located to U type pipe is long-term, during initial state, U type pipe both ends up, the side wall that U type pipe bent the department was located around a week to the snap ring, the snap ring radius is greater than the through-hole radius, U type pipe is located vice inslot lateral wall through the snap ring rotation card, the trigger driving lever is located the snap ring lateral wall and is extended to the trigger floater, the trigger driving lever is located vice inslot side, during initial state, the trigger floater is in the minimum of spout, trigger driving lever is taking at the trigger floater top, U type pipe is to the direction slope slightly of trigger floater.

Further, the opening part of the short end of the U-shaped pipe is provided with a first float valve, the water outlet is arranged at the bottom of the U-shaped pipe, the water outlet is arranged at the inner side of the auxiliary groove, a second float valve is arranged in the water outlet, the first float valve and the second float valve are both in an open state in the initial state, and when the first float valve and the second float valve float upwards when meeting water, the first float valve and the second float valve are closed.

Further, debris clearance mechanism includes frame, string knot, gyro wheel, extension frame, extension pole one and tailors the board, the string knot is located the frame top, the gyro wheel symmetry is located the frame top, the gyro wheel is located in the guide rail, debris clearance mechanism is located the main tank through gyro wheel and guide rail slip, the extension frame symmetry is located the frame bottom, tailors the board rotation and locates between the extension frame, tailors the board symmetry setting, tailors the board middle part and extension frame rotation to be connected, tailors and is equipped with the spring between the board, the spring is located the extension frame top, tailors the board bottom and is equipped with the cutting tooth, the spring is always with the last half of tailors the board to both sides pushing force, makes the cutting tooth of tailors the board bottom interlock each other, the extension pole one is located the bottom of frame and is extended downwards, the rotation of extension pole one bottom is equipped with the cam, the cam is oval setting, the cam is located the extension frame below, one side that the cam is close to extension pole two is equipped with the gear, tooth's socket, tooth socket is located in the gear tooth socket, tooth socket and gear and tailors when the gear and tailors the mechanism rotate, the clearance tooth socket rotates along with the rotation, the rotation of tailors the cam rotates the mechanism when the both sides.

Further, reserve water receiving tank includes closure plate and communicating pipe, reserve water receiving tank top is equipped with the opening, the opening is located under the auto-induction siphon drain pipe, the opening part of reserve water receiving tank is located in the closure plate hinge, the closure plate normal close, the closure plate can be turned over downwards and opened, the communicating pipe is located the closure plate lateral wall, communicating pipe intercommunication reserve water receiving tank and ponding calandria.

Further, the below of main tank top one side pulley is located to ponding calandria, main tank top opposite side pulley below is equipped with the balancing weight, ponding calandria includes through wires hole, spacing ring, piston and drainage hole, ponding calandria bottom opening, the ponding calandria roof is located to the through wires hole, the ponding calandria inner wall is located to the spacing ring, communicating pipe below is located to the spacing ring, in the ponding calandria is located in the piston slip, piston and ponding calandria inner wall laminating, piston radius is greater than spacing ring internal diameter, the spacing ring below is located to the piston, the drainage hole is seted up in ponding calandria lateral wall, the piston below is located to the drainage hole.

Further, be equipped with haulage rope one between piston and the string knot, haulage rope one passes pulley, the through wires hole that is close to ponding calandria one side and connects debris clearance mechanism and piston, be equipped with haulage rope two between string knot and the balancing weight, haulage rope two passes pulley connection debris clearance mechanism and balancing weight that keep away from ponding calandria one side, the winding of U-shaped pipe bending department is equipped with haulage rope three, haulage rope three locates the auxiliary tank outside.

The beneficial effects obtained by the invention by adopting the structure are as follows: the building design roof cornice drainage device that this scheme provided, its beneficial effect is as follows:

1. When raining and the main tank is blocked by sundries and cannot drain, the sundries are intercepted in the main tank by the filter plate, rainwater enters the auxiliary tank through the filter plate, along with the rising of the liquid level, the second ball float valve at the bottom of the U-shaped pipe is closed, the rainwater received by the expansion port is accumulated in the U-shaped pipe, according to the principle of a communicating vessel, the long end of the U-shaped pipe and the liquid level in the short end of the U-shaped pipe rise synchronously, when the liquid level in the short end of the U-shaped pipe rises to the first ball float valve, the first ball float valve is closed, the liquid level in the long end of the U-shaped pipe continues to rise, meanwhile, the liquid level in the main tank and the auxiliary tank rise simultaneously, when the liquid level in the auxiliary tank rises to the position of the triggering floating ball, the floating ball floats upwards, the triggering driving lever is pulled upwards and is separated from the triggering driving lever, the U-shaped pipe turns downwards after losing support, at the moment, the liquid level of the long end of the U-shaped pipe is higher than the liquid level of the short end of the U-shaped pipe, after turning, the short end of the U-shaped pipe contacts the bottom wall of the auxiliary tank, accumulated water in the main tank and the auxiliary tank is discharged from the long end of the U-shaped pipe, and the accumulated water is prevented from damaging a wall body;

2. The accumulated water is discharged through the standby water receiving tank and enters the accumulated water discharge pipe, accumulated water is gradually accumulated above the piston, when the accumulated water weight is greater than the weight of the balancing weight, the piston moves downwards, the impurity cleaning mechanism is pulled by the traction rope, the impurity cleaning mechanism slides along the guide rail, meanwhile, the gear is driven by the tooth slot to control the cam to rotate, the cam is used for circularly expanding the cutting plate, the cutting teeth at the bottom end of the cutting plate are used for circularly opening and closing, impurities such as leaves in the main tank are crushed, the diameter of the crushed impurities such as the leaves is greatly reduced, the crushed impurities such as the leaves can be washed by rainwater, and the crushed impurities are discharged from the main drain pipe;

3. When the piston descends to the position of the drainage hole, accumulated water is discharged from the drainage hole, the weight above the piston is smaller than that of the balancing weight, the balancing weight moves downwards and reversely pulls the sundry cleaning mechanism, the sundry cleaning mechanism moves in the opposite direction, the sundries in the main groove are cut back and forth, and the sundry crushing effect is improved;

4. the siphon drainage and sundry cleaning are automatically triggered when the main groove is blocked and ponding is carried out, so that the siphon drainage and sundry cleaning device is more intelligent.

Drawings

FIG. 1 is a schematic view of a roof cornice drainage device for architectural design according to the present invention;

fig. 2 is a schematic diagram of a cornice water receiving tank structure provided by the invention;

FIG. 3 is a schematic view of another view angle structure of the cornice water receiving tank provided by the invention;

fig. 4 is a perspective cross-sectional view of the cornice water receiving tank provided by the invention;

FIG. 5 is an enlarged partial view of portion A of FIG. 4;

FIG. 6 is a schematic diagram of a self-induction siphon drain provided by the present invention;

FIG. 7 is a cross-sectional view of a self-induction siphon drain provided by the present invention;

FIG. 8 is a cross-sectional view of the self-induction siphon drain and cornice water receiving tank provided by the invention;

FIG. 9 is a schematic view of a sundry cleaning mechanism provided by the invention;

FIG. 10 is a cross-sectional view of a backup water receiving tank and a water accumulation gauntlet of the lift of the present invention.

The automatic water-saving type automatic water-saving sealing device comprises a water receiving tank 1, a cornice water receiving tank 2, a sundry cleaning mechanism 3, a self-induction siphon water discharging pipe 4, a standby water receiving tank 5, a water accumulating pipe 6, a balancing weight 7, a first traction rope 8, a second traction rope 9, a third traction rope 101, a main tank 102, a secondary tank 103, a filter plate 104, a tooth socket 105, a through hole 106, a guide rail 107, a pulley 108, a main water discharging pipe 109, an overhaul cover plate 110, a sliding groove 111, a trigger floating ball 201, a frame 202, a hanging wire buckle 203, a roller 204, an extension frame 205, an extension rod 206, a cutting plate 207, a cam 208, an extension rod second, a gear 209, a 210, a spring 301, a U-shaped pipe 302, an expansion opening 303, a clamping ring 304, a trigger shifting rod 305, a water discharging port 306, a ball valve first 307, a ball valve second, a 401, a closure plate 402, a communicating pipe 501, a threading hole 502, a limit ring 503, a piston 504 and a water discharging hole.

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

As shown in fig. 1-4, the roof cornice drainage device for building design provided by the invention comprises a cornice water receiving tank 1, a sundry cleaning mechanism 2, a standby water receiving tank 4 and a water accumulation calandria 5, wherein the cornice water receiving tank 1 comprises a main tank 101 and an auxiliary tank 102, a filter plate 103 is arranged between the main tank 101 and the auxiliary tank 102, the filter plate 103 separates the main tank 101 from the auxiliary tank 102, a self-induction siphon drainage pipe 3 is rotatably arranged on the side wall of the auxiliary tank 102, the standby water receiving tank 4 is arranged below the self-induction siphon drainage pipe 3, the water accumulation calandria 5 is arranged below the cornice water receiving tank 1, the water accumulation calandria 5 is communicated with the standby water receiving tank 4, and the sundry cleaning mechanism 2 is slidingly arranged on the main tank 101.

As shown in fig. 1-4, the top of the main groove 101 is opened, guide rails 106 are symmetrically arranged at the top of the main groove 101, pulleys 107 are symmetrically arranged at two ends of the top wall of the main groove 101, tooth grooves 104 are arranged on the inner wall of one side, far away from the auxiliary groove 102, of the main groove 101, and a main drain pipe 108 is arranged at the bottom of the main groove 101; the bottom of the auxiliary tank 102 is opened, the bottom of the auxiliary tank 102 is hinged with an overhaul cover plate 109, the overhaul cover plate 109 can be turned downwards to be opened during overhaul, a through hole 105 is formed in the side wall of one side of the auxiliary tank 102 far away from the filter plate 103, the self-induction siphon drain pipe 3 is rotationally arranged on the side wall of the auxiliary tank 102 through the through hole 105, a sliding groove 110 is formed in the side of the through hole 105, the sliding groove 110 is arranged on the inner side of the auxiliary tank 102, the sliding groove 110 is vertically arranged, and a triggering floating ball 111 is slidably arranged in the sliding groove 110.

As shown in fig. 1, fig. 2, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, the self-induction siphon drain pipe 3 comprises a U-shaped pipe 301, an expansion port 302, a snap ring 303, a trigger deflector rod 304 and a drain port 305, one end of the U-shaped pipe 301 is arranged in the auxiliary tank 102, the other end of the U-shaped pipe 301 is arranged outside the auxiliary tank 102, one end of the U-shaped pipe 301 arranged in the auxiliary tank 102 is a short end, one end of the U-shaped pipe 301 arranged outside the auxiliary tank 102 is a long end, the expansion port 302 is arranged at an opening of the long end of the U-shaped pipe 301, in an initial state, two ends of the U-shaped pipe 301 are upward, the snap ring 303 surrounds a side wall of the bent part of the U-shaped pipe 301, the radius of the snap ring 303 is larger than the radius of the through hole 105, the U-shaped pipe 301 is clamped on the side wall of the auxiliary tank 102 through the rotation of the snap ring 303, the trigger deflector rod 304 is arranged on the side wall of the snap ring and extends towards the trigger floating ball 111, the trigger deflector rod 304 is arranged on the inner side of the auxiliary tank 102, in an initial state, the trigger deflector rod 111 is at the lowest point of the chute 110, the trigger deflector rod 304, the trigger floating ball 111 is arranged on the side, in the initial state, the top of the floating ball 111 is slightly inclines towards the trigger deflector rod 111, and the top of the floating ball 111 is slightly inclined towards the float ball 111.

As shown in fig. 4-8, a first ball float valve 306 is arranged at the opening of the short end of the U-shaped tube 301, a water outlet 305 is arranged at the bottom of the U-shaped tube 301, the water outlet 305 is arranged at the inner side of the auxiliary groove 102, a second ball float valve 307 is arranged in the water outlet 305, in the initial state, the first ball float valve 306 and the second ball float valve 307 are both in an open state, and when the first ball float valve 306 and the second ball float valve 307 float upwards when meeting water, the first ball float valve 306 and the second ball float valve 307 are closed.

As shown in fig. 1,2 and 9, the sundry cleaning mechanism 2 comprises a frame 201, a hanging wire buckle 202, rollers 203, an extension frame 204, an extension rod 205 and a cutting plate 206, wherein the hanging wire buckle 202 is arranged at the top of the frame 201, the rollers 203 are symmetrically arranged at the top of the frame 201, the rollers 203 are arranged in the guide rail 106, the sundry cleaning mechanism 2 is arranged in the main groove 101 in a sliding manner through the rollers 203 and the guide rail 106, the extension frame 204 is symmetrically arranged at the bottom of the frame 201, the cutting plate 206 is rotationally arranged between the extension frames 204, the cutting plate 206 is symmetrically arranged, the middle part of the cutting plate 206 is rotationally connected with the extension frame 204, a spring 210 is arranged between the cutting plates 206, the spring 210 is arranged above the extension frame 204, cutting teeth are arranged at the bottom of the cutting plate 206, the spring 210 always pushes the upper half part of the cutting plate 206 to two sides, the cutting teeth at the bottom of the cutting plate 206 are meshed with each other, the first extension rod 205 is arranged at the bottom of the frame 201 and extends downwards, the cam 207 is arranged at the bottom of the first extension rod 205 in a rotating mode, the cam 207 is arranged in an oval mode, the cam 207 is arranged below the extension frame 204, one side, close to the tooth grooves 104, of the cam 207 is provided with the second extension rod 208, the tail end of the second extension rod 208 is provided with a gear 209, the gear 209 is arranged in the tooth grooves 104, the gear 209 is meshed with the tooth grooves 104, when the sundry cleaning mechanism 2 slides along the guide rail 106, the gear 209 rotates under the action of the tooth grooves 104, the gear 209 drives the cam 207 to rotate, the cam 207 circularly stretches the cutting plate 206 towards two sides along with rotation, and cutting teeth at the bottom of the cutting plate 206 are circularly opened and closed to cut.

As shown in fig. 1 and 10, the standby water receiving tank 4 includes a closing plate 401 and a communicating pipe 402, an opening is provided at the top of the standby water receiving tank 4, the opening is provided under the self-induction siphon drain pipe 3, the closing plate 401 is hinged at the opening of the standby water receiving tank 4, the closing plate 401 is normally closed, the closing plate 401 can be turned down and opened, the communicating pipe 402 is provided on the side wall of the closing plate 401, and the communicating pipe 402 communicates the standby water receiving tank 4 with the water accumulating drain pipe 5.

As shown in fig. 1 and 10, the ponding calandria 5 is arranged below the pulley 107 on one side of the top of the main tank 101, the counterweight 6 is arranged below the pulley 107 on the other side of the top of the main tank 101, the ponding calandria 5 comprises a threading hole 501, a limiting ring 502, a piston 503 and a drainage digging hole 504, the bottom of the ponding calandria 5 is opened, the threading hole 501 is arranged on the top wall of the ponding calandria 5, the limiting ring 502 is arranged on the inner wall of the ponding calandria 5, the limiting ring 502 is arranged below the communicating pipe 402, the piston 503 is slidingly arranged in the ponding calandria 5, the piston 503 is attached to the inner wall of the ponding calandria 5, the radius of the piston 503 is larger than the inner diameter of the limiting ring 502, the piston 503 is arranged below the limiting ring 502, the drainage digging hole 504 is arranged on the side wall of the ponding calandria 5, and the drainage digging hole 504 is arranged below the piston 503.

As shown in fig. 1 and 10, a first traction rope 7 is arranged between the piston 503 and the wire hanging buckle 202, the first traction rope 7 passes through the pulley 107 near one side of the water accumulation calandria 5, the threading hole 501 is connected with the sundry cleaning mechanism 2 and the piston 503, a second traction rope 8 is arranged between the wire hanging buckle 202 and the balancing weight 6, the second traction rope 8 passes through the pulley 107 far away from one side of the water accumulation calandria 5 and is connected with the sundry cleaning mechanism 2 and the balancing weight 6, a third traction rope 9 is wound at the bending part of the U-shaped pipe 301, and the third traction rope 9 is arranged outside the auxiliary groove 102.

When the device is particularly used, in an initial state, the piston 503 is attached to the bottom of the limiting ring 502, the sundry cleaning mechanism 2 is attached to the side wall of the main groove 101 at one side far away from the accumulated water calandria 5, the trigger floating ball 111 is positioned at the lowest point of the chute 110, the two ends of the U-shaped pipe 301 face upwards and slightly incline to one side of the trigger floating ball 111, and the trigger deflector rod 304 is arranged at the top of the trigger floating ball 111; when the main tank 101 is not blocked, rainwater is normally discharged, rainwater entering the U-shaped pipe 301 from the expansion port 302 is discharged to the auxiliary tank 102 from the water outlet 305 and flows into the main tank 101 to be discharged, when the main tank 101 is blocked in rainy days, accumulated water starts to flow into the auxiliary tank 102 through the filter plate 103, along with the rising of the liquid level, the second float valve 307 at the bottom of the U-shaped pipe 301 floats and closes, the water outlet 305 is closed, rainwater received by the expansion port 302 is accumulated in the U-shaped pipe 301, according to the principle of a communicating vessel, the liquid level in the long end and the short end of the U-shaped pipe 301 synchronously rise, when the liquid level in the short end of the U-shaped pipe 301 rises to the position of the first float valve 306, the first float valve 306 is closed, the opening of the short end of the U-shaped pipe 301 is closed, the liquid level in the long end of the U-shaped pipe 301 continues to rise, simultaneously, the liquid level in the main tank 101 and the auxiliary tank 102 rises simultaneously along with the falling of the rainwater, when the liquid level in the auxiliary tank 102 rises to the position of the trigger float 111, the trigger floating ball 111 floats upwards and is separated from the trigger deflector rod 304 (due to the arrangement of the expansion port 302, when the liquid level in the auxiliary tank 102 rises to a position for jacking the trigger floating ball 111, the U-shaped pipe 301 is fully connected with rainwater), the U-shaped pipe 301 turns downwards after losing support, the liquid level at the long end of the U-shaped pipe 301 is higher than the liquid level at the short end, after turning, the short end of the U-shaped pipe 301 contacts the bottom wall of the auxiliary tank 102, the accumulated water in the main tank 101 and the auxiliary tank 102 is siphoned out from the long end of the U-shaped pipe 301, the second floating ball valve 307 is adsorbed and closed due to negative pressure generated by siphoning, the expansion port 302 at the long end of the turned U-shaped pipe 301 is pressed down to open the closing plate 401 and is inserted into the standby water receiving tank 4, the accumulated water siphoning in the main tank 101 and the auxiliary tank 102 is discharged into the standby water receiving tank 4 through the communicating pipe 402, the accumulated water is accumulated above the piston 503 when the accumulated water weight is greater than the weight of the balancing weight 6, the piston 503 moves downwards, the piston 503 pulls the sundries cleaning mechanism 2 to slide through the first traction rope 7, the gear 209 drives the cam 207 to rotate under the action of the rack while the sundries cleaning mechanism 2 slides, the oval cam 207 circularly pushes the cutting plate 206 to two sides against the elasticity of the spring 210, the cutting teeth below the cutting plate 206 circularly open and close, the sundries such as leaves in the main groove 101 are sheared and crushed, the sheared sundries radius is greatly reduced, the main groove 101 is not blocked any more, and the sundries can be washed by rain water;

Along with the continued movement of the piston 503, when the piston 503 moves down to the position of the drain hole 504, accumulated water above the piston 503 is discharged from the drain hole 504, the weight above the piston 503 is smaller than the weight of the balancing weight 6, the balancing weight 6 pulls the sundry cleaning mechanism 2 to move in the opposite direction, and sundries in the main groove 101 are sheared and crushed again;

After finishing ponding and debris crushing clearance, the rainwater can normally be discharged, waits for the rain to stop the back, triggers floater 111 and reduces to the minimum, and three 9 self-induction siphon drain pipes 3 that reset of pulling rope, pulling rope make U type pipe 301 rotate, trigger driving lever 304 is lapped at trigger floater 111 top again after rotating, accomplishes the reset, conveniently handles the jam next time.

Wherein, the self-induction siphon drain pipe 3 can set up a plurality ofly according to cornice actual length, and the total length of reserve water receiving tank 4 and open-top thereof, the quantity of closure plate 401 set up according to the quantity of self-induction siphon drain pipe 3, and debris clearance mechanism 2 can set up a plurality ofly according to cornice actual length and ground clearance, and the drawing only demonstrates the service condition of single self-induction siphon drain pipe 3, single debris clearance mechanism 2 with concrete embodiment.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.

Claims

1. The utility model provides a building design roof eaves mouth drainage device which characterized in that: the automatic cornice water collecting device comprises a cornice water collecting tank (1), a sundry cleaning mechanism (2), a standby water collecting tank (4) and a water accumulating drain pipe (5), wherein the cornice water collecting tank (1) comprises a main tank (101) and an auxiliary tank (102), a filter plate (103) is arranged between the main tank (101) and the auxiliary tank (102), the filter plate (103) separates the main tank (101) from the auxiliary tank (102), a self-induction siphon drain pipe (3) is rotationally arranged on the side wall of the auxiliary tank (102), the standby water collecting tank (4) is arranged below the self-induction siphon drain pipe (3), the water accumulating drain pipe (5) is arranged below the cornice water collecting tank (1), the water accumulating drain pipe (5) is communicated with the standby water collecting tank (4), and the sundry cleaning mechanism (2) is slidingly arranged on the main tank (101);

The top of the main groove (101) is open, guide rails (106) are symmetrically arranged at the top of the main groove (101), pulleys (107) are symmetrically arranged at two ends of the top wall of the main groove (101), tooth grooves (104) are formed in the inner wall of one side, far away from the auxiliary groove (102), of the main groove (101), and a main drain pipe (108) is arranged at the bottom of the main groove (101); the bottom of the auxiliary groove (102) is provided with an opening, the bottom of the auxiliary groove (102) is hinged with an overhaul cover plate (109), a through hole (105) is formed in the side wall of one side, far away from the filter plate (103), of the auxiliary groove (102), a sliding groove (110) is formed in the side of the through hole (105), the sliding groove (110) is arranged on the inner side of the auxiliary groove (102), and a triggering floating ball (111) is arranged in the sliding groove (110) in a sliding mode;

the self-induction siphon drain pipe (3) comprises a U-shaped pipe (301), an expansion port (302), a clamping ring (303), a trigger deflector rod (304) and a drain outlet (305), wherein one end of the U-shaped pipe (301) is arranged in the auxiliary groove (102) and the other end of the U-shaped pipe is arranged outside the auxiliary groove (102), one end of the U-shaped pipe (301) outside the auxiliary groove (102) is longer than one end of the U-shaped pipe (301) in the auxiliary groove (102), one end of the U-shaped pipe (301) in the auxiliary groove (102) is a short end, one end of the U-shaped pipe (301) outside the auxiliary groove (102) is a long end, the expansion port (302) is arranged at an opening of the long end of the U-shaped pipe (301), the clamping ring (303) is arranged around a circle on the side wall of the bent part of the U-shaped pipe (301), the radius of the clamping ring (303) is larger than the radius of the through hole (105), the trigger deflector rod (304) is arranged on the side wall of the clamping ring (303) and extends towards the trigger deflector rod (111), and the inner side of the trigger deflector rod (304) is arranged on the auxiliary groove (102).

2. A building design roof cornice drainage device according to claim 1, wherein: sundry cleaning mechanism (2) includes frame (201), link (202), gyro wheel (203), extension frame (204), extension pole (205) and tailors board (206), link (202) are located frame (201) top, gyro wheel (203) symmetry are located frame (201) top, gyro wheel (203) are located in guide rail (106), extension frame (204) symmetry are located frame (201) bottom, tailors board (206) rotation and locate between extension frame (204), tailors board (206) symmetry and set up, tailors board (206) middle part and extension frame (204) rotation and be connected, tailors and is equipped with spring (210) between board (206), spring (210) are located extension frame (204) top, extension pole (206) bottom is equipped with the cutting tooth, extension pole (205) are located the bottom of frame (201) and are extended downwards, extension pole (205) bottom rotation is equipped with cam (207), cam (207) are oval setting, cam (207) rotation is located between extension frame (204) and extension pole (204) rotation is equipped with spring (210), extension pole (208) are equipped with two sides (208) are located near extension pole (104), the gear (209) is arranged in the tooth groove (104), and the gear (209) is meshed with the tooth groove (104).

3. A building design roof cornice drainage device according to claim 2, wherein: the opening part of the short end of the U-shaped pipe (301) is provided with a first ball float valve (306), the water outlet (305) is arranged at the bottom of the U-shaped pipe (301), the water outlet (305) is arranged at the inner side of the auxiliary groove (102), and a second ball float valve (307) is arranged in the water outlet (305).

4. A building design roof cornice drainage device according to claim 3, wherein: the standby water receiving tank (4) comprises a closing plate (401) and a communicating pipe (402), an opening is formed in the top of the standby water receiving tank (4), the opening is formed in the position right below the self-induction siphon water discharging pipe (3), the closing plate (401) is hinged to the opening of the standby water receiving tank (4), the closing plate (401) is normally closed, the communicating pipe (402) is arranged on the side wall of the closing plate (401), and the communicating pipe (402) is communicated with the standby water receiving tank (4) and the ponding calandria (5).

5. A building design roof cornice drainage device according to claim 4, wherein: the utility model provides a water accumulation calandria (5) locates the below of main tank (101) top one side pulley (107), main tank (101) top opposite side pulley (107) below is equipped with balancing weight (6), water accumulation calandria (5) are including through wires hole (501), spacing ring (502), piston (503) and drainage hole (504) of digging, water accumulation calandria (5) bottom opening, water accumulation calandria (5) roof is located in through wires hole (501), water accumulation calandria (5) inner wall is located in spacing ring (502), communicating pipe (402) below is located in spacing ring (502), in water accumulation calandria (5) are located in the piston (503) slip, piston (503) laminating with water accumulation calandria (5) inner wall, piston (503) radius is greater than spacing ring (502) internal diameter, spacing ring (502) below is located in piston (503), water discharge hole (504) are seted up in water accumulation calandria (5) lateral wall, water discharge hole (504) are located below piston (503).

6. A building design roof cornice drainage device according to claim 5, wherein: a first traction rope (7) is arranged between the piston (503) and the hanging wire buckle (202).

7. A building design roof cornice drainage device according to claim 6, wherein: and a traction rope II (8) is arranged between the wire hanging buckle (202) and the balancing weight (6).

8. A building design roof cornice drainage device according to claim 7, wherein: the traction rope III (9) is wound at the bending part of the U-shaped pipe (301), and the traction rope III (9) is arranged at the outer side of the auxiliary groove (102).