CN213062401U - Rain-proof drainage structures of large-scale membrane structure - Google Patents

Abstract

The application discloses rain-proof drainage structures of large-scale membrane structure relates to the technical field of rain-proof drainage of membrane structure, it includes the lip membrane, one side of lip membrane sets firmly on the surface of membrane unit, the steel construction top sets firmly the support piece that is used for supporting the lip membrane, make the middle part of lip membrane upwards protruding, the steel construction outside has set firmly top open-ended basin, the basin sets firmly in the extending direction of horizontal plane along the steel construction, the one side of lip membrane dorsad membrane unit sets firmly in the basin open end, the rainwater can fall to the basin along the lip membrane in, the intercommunication has the pipe in the water of a plurality of downwardly extending on the basin. This application has and has avoided the rainwater directly to fall along the edge of gaikou and form the influence that the water curtain led to the fact steel construction or the inside facility of membrane structure, reaches the effect of effective drainage.

Description

Rain-proof drainage structures of large-scale membrane structure

Technical Field

The application relates to the technical field of rain-proof drainage of membrane structure, in particular to a rain-proof drainage structure of a large-scale membrane structure.

Background

The membrane structure is a structure type which adopts a high-strength flexible membrane material and an auxiliary structure to generate certain pre-tension stress in the membrane structure in a certain mode and form certain space shape under stress control, and the membrane structure is used as a covering structure or a building main body and has enough rigidity to resist the action of external load. The method breaks through the mode of pure straight line building style, the curved surface of the method can change along with the design requirement, and a symbolic image project is built.

After the membrane units are stretched, cover openings are required to be installed at the joints of the membrane units so as to achieve the effects of sun shading and rain proofing. When the existing cover opening film is installed, constructors need to stand on two sides of the installed film unit to carry out heat seal construction of the cover opening.

But when the edge to lieing in steel construction outlying membrane unit carries out the installation of rain-proof flap, if the rainwater directly falls along the edge of flap and forms the water curtain, cause the influence to steel construction or the inside facility of membrane structure easily, consequently need set up effectual drainage structures in the steel construction outside.

SUMMERY OF THE UTILITY MODEL

The utility model provides a large-scale membrane structure's rain-proof drainage structures, it has and has avoided the rainwater directly to fall along the edge of flap and form the influence that the water curtain led to the fact steel construction or the inside facility of membrane structure, reaches the effect of effective drainage.

The above utility model of this application aim at can realize through following technical scheme:

the utility model provides a rain-proof drainage structures of large-scale membrane structure, includes and covers the oral membrane, one side of covering the oral membrane sets firmly on the surface of membrane unit, the steel construction top sets firmly the support piece that is used for supporting and covers the oral membrane, makes the middle part of covering the oral membrane is upwards protruding, the steel construction outside sets firmly top open-ended basin, the basin sets firmly in the extending direction of horizontal plane along the steel construction, one side that covers the oral membrane unit dorsad sets firmly in the basin open end, rainwater can fall to the basin along covering the oral membrane, the intercommunication has a plurality of downpipes that extend downwards on the basin.

Through adopting above-mentioned technical scheme, during wind and rain weather, the rainwater falls to the flap membrane on, and partly flows to the surface of membrane unit along the flap membrane on, partly flows to the basin along the flap membrane in to discharge to subaerial via the pipe in the water, thereby avoided the rainwater directly to fall along the edge of flap and formed the influence that the water curtain led to the fact steel construction or the inside facility of membrane structure, reached the effect of effective drainage.

Preferably, a coarse strainer is fixedly arranged at the opening end of the water tank, and a plurality of filtering holes are formed in the coarse strainer.

Through adopting above-mentioned technical scheme, when having impurity such as little stone in the rainwater, the coarse strainer has played the filtration to impurity such as little stone and has blockked up the effect, and impurity such as little stone falls on the coarse strainer on the surface unable filtration pore that passes through, has reduced the emergence of impurity such as little stone with the condition that the pipe in the water blockked up.

Preferably, the bottom wall of the water tank is provided with wall scraping assemblies in one-to-one correspondence with the downpipe, each wall scraping assembly comprises a scraper for scraping the inner circumferential surface of the water inlet end of the downpipe, and a driving member for driving the scraper to move is fixedly arranged in the water tank.

Through adopting above-mentioned technical scheme, when containing impurity such as earth in the rainwater, impurity such as earth is attached to on the inside wall of pipe in the water easily, and the scraper blade scrapes the wall to the inner peripheral surface that the pipe in the water end was gone into to the pipe in the water under the effect of driving piece, has reduced the attaching to of impurity such as earth to the too much emergence of the condition of influence normal drainage of pipe in the water that attaches to of impurity such as earth has been reduced.

Preferably, the downpipe is a circular pipe, the driving part comprises a motor fixedly arranged in the water tank, an output shaft of the motor is coaxially arranged with the downpipe, the scraper is arranged on the output shaft of the motor through a fixing part, and one side, back to the output shaft of the motor, of the scraper abuts against the inner peripheral wall of the downpipe.

Through adopting above-mentioned technical scheme, when needing to strike off impurity on the pipe in the water inner wall, starter motor, scraper blade rotate under the effect of motor, strike off impurity such as earth on the pipe in the water inner wall.

Preferably, the scraper is elastically connected to the fixing member through an elastic member, and the scraper can move back to the fixing member along the radial direction of the downpipe under the action of the elastic member.

Through adopting above-mentioned technical scheme, the condition of wearing and tearing can appear after using a period of time to the scraper blade, leads to the scraper blade too big with the inner wall of the pipe that falls into water clearance, strikes off the effect and weakens, and the setting up of elastic component makes the scraper blade can move to one side of mounting dorsad under the effect of elastic component, makes one side of scraper blade keep with the state of the inner wall butt of the pipe that falls into water.

Preferably, the elastic member is a spring, and the spring is a compression spring arranged in the moving direction of the scraper.

By adopting the technical scheme, the automatic moving of the scraper is realized, the structure is simple, and the installation is convenient.

Preferably, a floating ball is connected in the water tank, a trigger piece is arranged on the floating ball, a pressure detector is fixedly arranged in the water tank, and the pressure detector is electrically connected with the motor;

the floating ball floats upwards, and the trigger piece can move along with the floating ball to be in contact with the pressure detector.

Through adopting above-mentioned technical scheme, when having attached to impurity such as more earth on the intraductal wall that falls into water, the internal diameter of pipe that falls into water diminishes and influences normally to fall into water, and the surface of water of rainwater in the basin rises, makes the floater come-up, triggers the piece along with the floater come-up to with pressure detector contact, makes the motor work, has realized opening the automation of scraping the wall subassembly, and the staff of being convenient for operates.

Preferably, the water tank is hinged with a connecting rod, and the floating ball is fixedly arranged on the connecting rod.

Through adopting above-mentioned technical scheme, realized being connected of floater and basin.

Preferably, the open end of the water tank extends inwards to form a flange, and one side of the cover opening film, which is back to the steel structure, is fixedly connected to the open end of the water tank through a fixing screw.

Through adopting above-mentioned technical scheme, realized being connected between lid mouth membrane and the basin, the installation of being convenient for.

Preferably, the fixing screw is sleeved with an aluminum pressing plate, and the aluminum pressing plate is pressed on the upper surface of the cover opening film.

Through adopting above-mentioned technical scheme, increased the area of contact between flap membrane and the turn-ups, and then increased the stability of being connected between flap membrane and the basin.

To sum up, the beneficial technical effect of this application does:

1. in wind and rain weather, rainwater falls onto the cover opening film, one part of rainwater flows onto the outer surface of the film unit along the cover opening film, the other part of rainwater flows into the water tank along the cover opening film and is discharged to the ground through the downpipe, so that the influence of a water curtain formed by the rainwater directly falling along the edge of the cover opening on a steel structure or facilities inside the film structure is avoided, and the effect of effective drainage is achieved;

2. when the rainwater contains impurities such as small stones, the coarse strainer plays a role in filtering and blocking the impurities such as the small stones, the impurities such as the small stones fall on the surface of the coarse strainer and cannot pass through the filtering holes, and the occurrence of the situation that the downpipe is blocked by the impurities such as the small stones is reduced;

3. when the rainwater contains impurities such as soil, the impurities such as soil are easily attached to the inner side wall of the downpipe, and the scraping plate scrapes the inner peripheral surface of the water inlet end of the downpipe under the action of the driving piece, so that the attachment of the impurities such as soil is reduced, and the phenomenon that the normal drainage of the downpipe is influenced by the excessive attachment of the impurities such as soil is reduced;

4. when more impurities such as soil are attached to the inner wall of the downpipe, the inner diameter of the downpipe is reduced to influence normal falling, rainwater rises on the water surface in the water tank, the floating ball floats upwards, the trigger piece floats upwards along with the floating ball to be in contact with the pressure detector, the motor works, automatic opening of the wall scraping assembly is achieved, and operation of workers is facilitated.

Drawings

Fig. 1 is a partial schematic structural view showing a steel truss, a sink, a cover film, a downpipe, and a coarse strainer structure in this application.

Fig. 2 is a partial structural schematic view showing a connection structure between a cover film and a steel truss and a connection structure between a water tank and the steel truss in the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a partial schematic view showing the structure of the support member in the present application.

Fig. 5 is a partially enlarged schematic view of a portion B in fig. 1.

Fig. 6 is a schematic partial cross-sectional view of the present application showing the wall scraping assembly and structure for triggering the action of the wall scraping assembly.

Fig. 7 is a partially enlarged schematic view of a portion C in fig. 6.

Fig. 8 is a partially enlarged schematic view of a portion D in fig. 6.

In the figure, 1, a ring truss; 11. connecting the square tubes; 12. stretching the screw; 13. an aluminum alloy clamp; 14. a limit bolt; 15. connecting the support plate; 151. a connecting screw; 2. a membrane unit; 3. a cover film; 31. a support member; 311. an arcuate outer convex surface; 32. fixing screws; 321. an aluminum pressing plate; 4. a water tank; 41. flanging; 42. chamfering; 43. a downpipe; 44. coarse filtration; 441. a filtration pore; 45. connecting the support lug; 451. a hinged block; 5. a wall scraping assembly; 51. a support; 52. a motor; 53. a rotating shaft; 531. a limiting sheet; 54. a fixing member; 541. a collar; 542. a vertical rod; 5421. a yielding groove; 55. a squeegee; 551. a limiting strip; 56. a spring; 6. a connecting rod; 61. a floating ball; 7. a trigger piece; 8. connecting blocks; 81. a pressure detector.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Examples

Referring to fig. 1, a rain-proof drainage structure of a large-scale membrane structure is disclosed for the present application, which is used between a ring truss 1 and a membrane unit 2 in a steel structure.

Referring to fig. 2 and 3, a square connecting pipe 11 extending along the circumferential direction is fixedly connected to the top end of the ring truss 1, a plurality of tension screws 12 are connected to the square connecting pipe 11 in a threaded manner, two ends of each tension screw 12 extend out of two sides of the square connecting pipe 11, and the tension screws 12 are uniformly distributed along the circumferential direction of the square connecting pipe 11 at intervals. One end of the tension screw 12 is rotatably connected with an aluminum alloy clamp 13, and the edge of the membrane unit 2 is clamped and connected in the aluminum alloy clamp 13. One end of the tension screw 12, which faces away from the membrane unit 2, is connected with a limiting bolt 14 in a threaded manner, and the limiting bolt 14 abuts against the outer side wall of the connecting square pipe 11.

Referring to fig. 3 and 4, the rain-proof drainage structure includes a cover film 3, the cover film 3 is an ETFE film, and the cover film 3 covers the connecting square pipe 11 and both sides of the connecting square pipe 11 along the extending direction of the connecting square pipe 11. The top end of the square connecting pipe 11 is fixedly connected with a support piece 31 for supporting the covering film 3, and the support piece 31 is uniformly distributed along the circumference of the square connecting pipe 11 at intervals. On support piece 31 bottom joint was fixed in connecting square pipe 11, support piece 31 top set up to the outer convex surface 311 of arc, and the convex surface 311 butt outside the lower surface of flap membrane 3 and support piece 31's arc makes the middle part of flap membrane 3 upwards protruding.

Referring to fig. 1 and 2, a plurality of connecting support plates 15 are fixedly connected to the ring truss 1, different connecting lugs 15 are fixedly connected to a water tank 4 with the same top end opened through connecting screws 151, the water tank 4 is arranged along the circumferential direction of the ring truss 1, and two flanges 41 symmetrically arranged extend inwards from the top end opening of the water tank 4.

Referring to fig. 1 and 5, one side of the cover film 3 is heat-welded to the outer surface of the membrane unit 2, and the other side of the cover film 3 is fixedly connected to a flange 41 near one side of the ring truss 1 by a fixing screw 32. The fixing screw 32 is a stainless steel self-tapping self-drilling screw, and the fixing screw 32 passes through the cover film 3 from top to bottom and is in threaded connection with the flange 41, so that the connection between the cover film 3 and the water tank 4 is realized. For the stability of being connected between increasing lip membrane 3 and the basin 4, the cover is equipped with aluminium clamp plate 321 on the outer peripheral face of set screw 32, and aluminium clamp plate 321 compresses tightly on the upper surface of lip membrane 3, has increased the area of contact between lip membrane 3 and the turn-ups 41, and then has increased the stability of being connected between lip membrane 3 and the basin 4.

Referring to fig. 1, both sides edge of basin 4 bottom is provided with chamfer 42, and a plurality of pipe in water 43 of the lowest fixedly connected with in basin 4 bottom, the inner chamber of pipe in water 43 and the inner chamber intercommunication of basin 4, pipe in water 43 are along the pipe of vertical direction downwardly extending, and pipe in water 43 is arranged in will falling into the water drainage of basin 4 to subaerial.

During the weather of wind and rain, the rainwater falls to the flap membrane 3, and partly flows to the surface of membrane unit 2 along the flap membrane 3 on, and another part flows to in the basin 4 along the flap membrane 3 to discharge to subaerial via pipe in the water 43, reach the effect of effective drainage.

A coarse strainer 44 is fixedly connected to an opening end of the water tank 4, and both sides of the coarse strainer 44 are fixedly connected to the lower surface of the flange 41, respectively. The coarse strainer 44 is provided with a plurality of filtering holes 441 at intervals, and the filtering holes 441 are through holes. When the rainwater contains impurities such as small stones, the coarse strainer 44 plays a role in filtering and blocking the impurities such as the small stones, the impurities such as the small stones fall on the surface of the coarse strainer 44 and cannot pass through, and the occurrence of the situation that the downpipe 43 is blocked by the impurities such as the small stones is reduced.

Referring to fig. 6, when the rainwater contains impurities such as soil, the impurities such as soil are easily attached to the inner sidewall of the downpipe 43, and if the amount of the attachments on the inner wall of the downpipe 43 is too large, the inner diameter of the downpipe 43 is reduced, and in order to reduce this, the bottom wall of the water tank 4 is provided with the wall scraping members 5 corresponding to the downpipes 43 one by one.

The wall scraping assembly 5 comprises a bracket 51 fixedly connected in the inner cavity of the water tank 4, a motor 52 is fixedly connected to the bracket 51, the output shaft of the motor 52 is coaxially arranged with the downpipe 43, and the motor 52 is a waterproof motor 52. The output shaft of the motor 52 is fixedly connected with a rotating shaft 53, and the rotating shaft 53 and the output shaft of the motor 52 are coaxially arranged. The bottom end of the rotating shaft 53 is fixedly connected with a limiting piece 531, and the outer peripheral surface of the bottom end of the rotating shaft 53 is fixedly connected with a fixing piece 54. The fixing member 54 includes a collar 541 fixed to the outer peripheral surface of the bottom end of the rotating shaft 53 in a sleeved manner, the lower surface of the collar 541 is in contact with the end surface of the limiting piece 531 facing the rotating shaft 53, and a vertical rod 542 extending downward in the vertical direction is fixedly connected to the outer peripheral surface of the collar 541. The side wall of the end of the vertical rod 542 opposite to the rotating shaft 53 is elastically connected with the scraper 55 through an elastic member, the side wall of the scraper 55 opposite to the vertical rod 542 abuts against the inner circumferential surface of the downpipe 43, and the scraper 55 can move along the radial direction of the downpipe 43 opposite to the side of the vertical rod 542 under the action of the elastic member. The motor 52 is started, and the scraper 55 scrapes off impurities such as mud attached to the inner circumferential surface of the water inlet end of the downpipe 43 under the action of the driving piece, so that the phenomenon that the normal drainage of the downpipe 43 is influenced by excessive attachment of impurities such as mud is reduced.

Referring to fig. 6 and 7, a yielding groove 5421 is formed in a side wall of the vertical rod 542 facing the scraper 55, one side of the scraper 55 facing away from the inner wall of the downpipe 43 is slidably connected in the yielding groove 5421, and one end of the scraper 55 slidably connected in an inner cavity of the yielding groove 5421 is fixedly connected with a limiting strip 551 for preventing the scraper 55 from being separated from the inner cavity of the yielding groove 5421. The side wall of the inner peripheral wall of the scraper 55 facing away from the downpipe 43 is fixedly connected with a spring 56, the spring 56 is a pressure spring arranged along the moving direction of the scraper 55, one end of the side wall of the spring 56 facing away from the abdicating groove 5421 is fixedly connected to the limiting strip 551, and the spring 56 is arranged in a plurality at intervals along the vertical direction. After the scraper 55 is used for a period of time, the scraper 55 is worn, so that the clearance between the scraper 55 and the inner wall of the downpipe 43 is too large, the scraping effect is weakened, and the spring 56 is arranged to enable the scraper 55 to move towards the side back to the fixing piece 54 under the action of the spring 56, so that the side of the scraper 55 is kept in a state of being abutted against the inner wall of the downpipe 43.

Referring to fig. 6 and 8, a connecting lug 45 is fixedly connected to the side wall of the water tank 4 near the opening end thereof, a hinge block 451 is hinged to the lower surface of the connecting lug 45, a connecting rod 6 is fixedly connected to the hinge block 451, and a floating ball 61 is fixedly connected to the bottom end of the connecting rod 6. The hinge block 451 has a trigger piece 7 extending to a side facing away from the side wall of the water tank 4. Connect on the lower surface of the one end of journal stirrup 45 lateral wall of basin 4 fixedly connected with connecting block 8, fixedly connected with pressure detector 81 on the terminal surface of connecting block 8 back to journal stirrup 45, pressure detector 81's position is corresponding with the position of triggering piece 7, pressure detector 81 and motor 52 electric connection.

When more impurities such as soil are attached to the inner wall of the downpipe 43, the inner diameter of the downpipe 43 is reduced to affect normal falling, rainwater rises on the water surface in the water tank 4, the floating ball 61 floats upwards, the connecting rod 6, the hinge block 451 and the trigger piece 7 rotate along with the floating ball 61, one end of the trigger piece 7 is in contact with the pressure detector 81, the motor 52 works, the automatic opening of the wall scraping assembly 5 is achieved, and the operation of workers is facilitated.

The implementation principle of the above embodiment is as follows:

in a rainy day, rainwater falls onto the cover film 3, one part of the rainwater flows onto the outer surface of the film unit 2 along the cover film 3, and the other part of the rainwater flows into the water tank 4 along the cover film 3 and is discharged to the ground through the downpipe 43, so that the effect of effective drainage is achieved;

when more impurities such as soil are attached to the inner wall of the downpipe 43, the inner diameter of the downpipe 43 is reduced to affect normal falling, rainwater rises on the water surface in the water tank 4, the floating ball 61 floats upwards, the connecting rod 6, the hinge block 451 and the trigger piece 7 rotate along with the floating ball 61, one end of the trigger piece 7 is in contact with the pressure detector 81, the motor 52 works, the scraper 55 scrapes the inner peripheral surface of the water inlet end of the downpipe 43 under the action of the driving piece, the attachment of impurities such as soil is reduced, and the occurrence of the situation that the normal drainage of the downpipe 43 is affected by excessive attachment of the impurities such as soil is reduced.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims (10)

1. The utility model provides a rain-proof drainage structures of large-scale membrane structure, includes and covers mouthful membrane (3), one side of covering mouthful membrane (3) sets firmly on the surface of membrane unit (2), its characterized in that: the steel construction top sets firmly support piece (31) that are used for supporting lip membrane (3), makes the middle part of lip membrane (3) is upwards protruding, and the steel construction outside sets firmly top open-ended basin (4), basin (4) set up in the extending direction of horizontal plane along the steel construction, the one side of lip membrane (3) dorsad membrane unit (2) sets firmly in basin (4) open end, and rainwater can fall to in basin (4) along lip membrane (3), the intercommunication has a plurality of downwardly extending's pipe in the water (43) on basin (4).

2. A rain drainage structure of a large scale membrane structure according to claim 1, characterized in that: a coarse strainer (44) is fixedly arranged at the opening end of the water tank (4), and a plurality of filtering holes (441) are formed in the coarse strainer (44).

3. A rain drainage structure of a large scale membrane structure according to claim 1, characterized in that: the wall scraping device is characterized in that wall scraping assemblies (5) which correspond to the downpipe (43) in a one-to-one mode are arranged on the bottom wall of the water tank (4), each wall scraping assembly (5) comprises a scraping plate (55) used for scraping the inner circumferential surface of the water inlet end of the downpipe (43), and a driving piece used for driving the scraping plates (55) to move is fixedly arranged in the water tank (4).

4. A rain drainage structure of a large scale membrane structure according to claim 3, characterized in that: the downpipe (43) is a circular pipe, the driving part comprises a motor (52) fixedly arranged in the water tank (4), an output shaft of the motor (52) is coaxially arranged with the downpipe (43), the scraping plate (55) is arranged on the output shaft of the motor (52) through a fixing part (54), and one side, back to the output shaft of the motor (52), of the scraping plate (55) abuts against the inner peripheral wall of the downpipe (43).

5. A rain drainage structure of large scale membrane structure as claimed in claim 4, characterized in that: the scraping plate (55) is elastically connected to the fixing part (54) through an elastic part, and the scraping plate (55) can move back to the fixing part (54) along the radial direction of the downpipe (43) under the action of the elastic part.

6. A rain drainage structure of a large scale membrane structure according to claim 5, characterized in that: the elastic piece is arranged as a spring (56), and the spring (56) is a compressed spring arranged in the moving direction of the scraper (55).

7. A rain drainage structure of a large scale membrane structure according to claim 3, characterized in that: a floating ball (61) is connected in the water tank (4), a trigger sheet (7) is arranged on the floating ball (61), a pressure detector (81) is fixedly arranged in the water tank (4), and the pressure detector (81) is electrically connected with the motor (52);

the floating ball (61) floats upwards, and the trigger piece (7) can move along with the floating ball (61) to be in contact with the pressure detector (81).

8. The rain-proof drainage structure of a large-scale membrane structure according to claim 7, wherein: a connecting rod (6) is hinged in the water tank (4), and the floating ball (61) is fixedly arranged on the connecting rod (6).

9. A rain drainage structure of a large scale membrane structure according to claim 1, characterized in that: the opening end of the water tank (4) is inwards extended with a flange (41), and one side of the cover opening film (3) back to the steel structure is fixedly connected with the opening end of the water tank (4) through a fixing screw (32).

10. A rain drainage structure of a large scale membrane structure according to claim 9, characterized in that: the aluminum pressing plate (321) is sleeved on the fixing screw (32), and the aluminum pressing plate (321) is pressed on the upper surface of the cover opening film (3).

Images