CN112064768A

CN112064768A - Roof anti-blocking drainage and gas transportation composite floor drain

Info

Publication number: CN112064768A
Application number: CN202011027927.6A
Authority: CN
Inventors: 丁利斌; 柏光超; 白琳波; 李�瑞; 凌必胜; 李茂坤
Original assignee: Shenzhen Maxima Decoration Group Co ltd
Current assignee: Shenzhen Maxima Decoration Group Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2020-12-11
Anticipated expiration: 2040-09-26
Also published as: CN112064768B

Abstract

The utility model relates to a compound floor drain of stifled drainage fortune gas of roofing, belong to building drainage device's field, including the floor drain body, bowl and drainage board are detained to the water seal, this internal water cavity that has formed of floor drain, the bottom intercommunication of floor drain body has the drain pipe, the water seal is detained the bowl and is located between drain pipe and the drainage board and be connected with the drainage board, this internal waste fitting discharging that is provided with of floor drain, waste fitting discharging is including leading mud ring board and gathering the mud box, lead the bottom surface of mud ring board placing in the floor drain body, lead the one side slope setting that is close to the drainage board of mud ring board, it has the breach to lead the decurrent one end department of mud ring board slope, it is located the bottom of breach and the inside intercommunication of gathering the mud box to gather mud box, it is located one side of drain pipe to gather mud box. This application is convenient for clear up deposit.

Description

Roof anti-blocking drainage and gas transportation composite floor drain

Technical Field

The application relates to the field of building drainage devices, in particular to a roof anti-blocking drainage and gas-carrying composite floor drain.

Background

The floor drain is an important interface for connecting a drainage system and indoor ground in a house, the quality of the floor drain directly influences the indoor air quality, a common floor drain separates a room space from a pipeline system by forming water seal through stored water, if the water seal of the floor drain is lost or the sealing closure of the floor drain without the water seal is not tight, a sewer is not blocked from the room space, and odor and toxic and harmful gas in the sewer can overflow along the pipeline and be emitted in the room.

The utility model discloses a chinese utility model patent that relevant bulletin number is CN201704750U, it discloses a high clean dual containment floor drain, including the floor drain main part, the water seal detains the bowl, leak comb and the sealed lid in plane, the floor drain main part is equipped with decurrent outlet pipe, the part that the outlet pipe upwards extends to in the floor drain main part is the water seal pipe, the water seal is detained the bowl and is detained and establish on the water seal pipe, floor drain main part port below inner wall is equipped with the round boss, the water seal comb is placed in water seal and is detained the bowl top, the sealed lid in plane is equipped with and matches lid outer fringe and the lid inner edge that links up with floor drain main part port, lid inner edge outer wall is equipped with. The aims of preventing bacteria and peculiar smell are fulfilled by the double sealing of the buckling bowl arranged on the water sealing port and the plane sealing cover with the sealing ring arranged on the floor drain port.

Aiming at the related technologies, the inventor thinks that impurities such as sludge, soil and sand are easy to deposit at the bottom of the water storage cavity of the water seal, which is inconvenient to clean and causes odor to be emitted in the water storage cavity.

Disclosure of Invention

In order to improve impurity deposits such as mud soil sand easily and deposit in the water storage cavity of water seal for the floor drain gives off the problem of foul smell, this application provides a compound floor drain of stifled drainage fortune gas of roofing.

The application provides a compound floor drain of stifled drainage fortune gas of roofing adopts following technical scheme:

an anti-blocking water-draining gas-transporting composite floor drain for a roof comprises a floor drain body, a water-sealing fastening bowl and a water filtering plate arranged at an opening at the top of the floor drain body, a water storage cavity is formed in the floor drain body, the bottom of the floor drain body is communicated with a drain pipe, the water seal fastening bowl is positioned between the drain pipe and the water filtering plate and is connected with the water filtering plate, a pollution discharge device is arranged in the floor drain body and comprises a mud guide ring plate and a mud gathering box, the mud guide ring plate is arranged on the bottom surface of the floor drain body, one surface of the mud guide ring plate close to the water filtering plate is obliquely arranged, a notch is arranged at one end of the mud guide ring plate which inclines downwards, the mud gathering box is positioned at the bottom of the notch and is communicated with the inside of the mud gathering box, gather the mud box and be located the axial one side of drain pipe, the drain pipe is close to and gathers mud box global and has seted up into mud mouth, it communicates with a side of gathering the mud box to advance mud mouth.

Through adopting above-mentioned technical scheme, impurity such as mud soil sand in the rivers gets into the floor drain from the drainage plate originally internally to remove towards the breach along the slope direction of leading mud ring board, later get into in the mud gathering box from the breach, enter into the drain pipe through advancing the mud mouth at last, be convenient for clear away mud, make impurity such as mud soil sand be difficult for the deposit at the water storage intracavity of water seal, cause the floor drain to give off the foul smell.

Optionally, the bottom surface of the mud gathering box is arranged obliquely downwards towards the mud inlet.

Through adopting above-mentioned technical scheme, play the effect of removal direction to gathering impurity such as mud soil sand in the mud box for impurity such as mud soil sand is through advancing the mud mouth, advances the mud mouth and differs to block up, improves and clears away the effect.

Optionally, this internal closing device that is provided with of floor drain, closing device includes shrouding and linkage subassembly, the shrouding is used for sheltering from the mud discharging mouth, the shrouding sets up in mud feeding mouth department, the shrouding laminates with the inner wall of drain pipe, the linkage subassembly is used for driving the shrouding and removes, the shrouding is connected with the linkage subassembly, the linkage subassembly is connected with the drainage board.

Through adopting above-mentioned technical scheme, when need not clear away impurity such as mud soil sand, will advance the mud mouth through linkage assembly control shrouding and close for the drain pipe has good drainage effect.

Optionally, the linkage subassembly includes transfer line, guide ring, change and reset structure, the guide ring be located in the drain pipe and with the coaxial fixed connection of drain pipe, the change be located the guide ring be close to the shrouding the one side and with between the guide ring sliding connection, change and shrouding fixed connection, the axis department of drain pipe is provided with the transmission pipe, transmission pipe and change fixed connection, the axial one end of transfer line is located the transmission pipe, the other end with the drain board is connected, the transfer line moves and drives the change and rotate towards the transmission pipe direction, reset structure is used for the restoration of shrouding.

By adopting the technical scheme, the transmission rod moves towards the transmission pipe and drives the rotary ring to rotate by pressing the water filter plate, and the rotary ring rotates and drives the sealing plate to rotate around the axis of the water drainage pipe, so that the sludge inlet is in an open state; and the pressing on the water filtering plate is released, and the sealing plate closes the mud inlet again under the action of the resetting component. Meanwhile, compared with a lifting mode, the opening mode of pressing is adopted, so that the operation is convenient, and adverse effects on the water filtering effect of the water filtering plate are not easily caused.

Optionally, a plurality of rotating guide plates are fixedly arranged in the transmission pipe, the rotating guide plates are arranged along the circumferential direction of the transmission pipe, a plurality of rotating guide blocks are correspondingly arranged on the circumferential surface of one end, close to the transmission pipe, of the transmission pipe, the rotating guide plates are in one-to-one correspondence with the rotating guide blocks, each rotating guide plate comprises a rotating guide surface, each rotating guide block is abutted against each rotating guide surface, and the rotating guide blocks vertically move downwards along the rotating guide surfaces and can drive the rotating guide plates to rotate around the circumferential direction of the transmission pipe.

Through adopting above-mentioned technical scheme, press the strainer plate, make the transfer line move towards the transmission pipe direction, the vertical downstream of guide face is followed along rotating to the rotation guide block on the transfer line, rotates the baffle and receives the extrusion of rotating the guide block, along the slope of rotating the guide face around the circumferential direction of transmission pipe, drives the transmission pipe rotation then to make the change drive the shrouding and remove, accomplish opening into mud mouth, easy operation is convenient.

Optionally, a limiting pipe is fixedly connected in the drainage pipe, the limiting pipe and the transmission pipe share the same axis, the transmission rod is arranged in the limiting pipe in a penetrating mode, a limiting block is fixed on the inner wall of the limiting pipe, a limiting groove is correspondingly formed in the transmission rod, the limiting groove extends along the axial direction of the transmission rod, and the limiting block is located in the limiting groove.

Through adopting above-mentioned technical scheme, play spacing effect of leading to the removal that the transfer line orientation is close to the transfer line direction for the removal of transfer line is more stable, and the rotation of restriction transfer line in transfer line removal process makes rotation guide block and rotation guide face difficult for breaking away from.

Optionally, the reset structure includes a spring and a connecting block, a reset groove is formed in the guide ring, the reset groove extends into an arc shape along the circumferential direction of the guide ring, the reset groove is communicated with the guide ring, the spring and the connecting block are both located in the reset groove, one end of the spring is fixedly connected with one end of the reset groove in the length direction, the other end of the spring is fixedly connected with the connecting block, and the connecting block is fixedly connected with the rotating ring.

Through adopting above-mentioned technical scheme, the spring is when natural state, and the shrouding will advance the mud mouth and close, presses down the drainage board and makes the swivel drive the shrouding around the circumferential direction of swivel, will advance the mud mouth and open, and the connecting block removes along the groove that resets under the drive of swivel this moment, and the connecting block extrudees the spring. Loosen the pressing of water strainer plate, the connecting block moves to initial position along the groove that resets under the effect of spring elastic force, then the connecting block drives the shrouding and will advance mud mouth again and close for advance opening of mud mouth and the easy operation of closing, be convenient for implement.

Optionally, the reset groove is internally fixedly provided with an arc-shaped guide rod, the guide rod and the reset groove are concentric, the spring is sleeved outside the guide rod, the connecting block is provided with a through hole, and the connecting block is sleeved on the guide rod through the through hole and is in sliding connection with the guide rod.

By adopting the technical scheme, the guide rod not only plays a role in guiding the movement of the connecting block, so that the connection in the reset groove can move more stably; meanwhile, the guide rod plays a role in limiting and fixing the spring, so that the spring is not easy to separate from the reset groove.

Optionally, the transmission rod is rotatably connected with the water filtering plate, a bayonet is formed in the edge of the water filtering plate, a clamping block is correspondingly and fixedly arranged on the inner wall of the floor drain body, and when the water filtering plate moves towards the direction of the transmission pipe, the clamping block can pass through the bayonet.

Through adopting above-mentioned technical scheme, when needs will advance mud mouth and open for a long time, press down the drainage board for the fixture block passes through the bayonet socket, rotates the drainage board afterwards, makes fixture block and bayonet socket dislocation, relaxs pressing down the drainage board this moment, drainage board and fixture block butt, and the fixture block blocks the resilience of drainage board, makes into mud mouth and is in the open mode always, and easy operation is convenient, has more the practicality.

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

1. through the arrangement of the pollution discharge device, impurities such as sludge, soil and sand and the like deposited in the water storage cavity can be cleaned conveniently, so that odor is not easy to generate in the water storage cavity of the floor drain, and the blockage of a drain pipe is not easy to cause;

2. by arranging the opening and closing device, the sealing plate can be conveniently controlled to open or close the sludge inlet, so that the drainage pipe has a good drainage effect;

3. through setting up fixture block and bayonet socket, block the resilience of water strainer plate, do not need all the time to exert pressure to the water strainer plate, easy operation is convenient, more has the practicality.

Drawings

Fig. 1 is an overall structure schematic diagram of a roof anti-blocking drainage and gas transportation composite floor drain of the embodiment of the application.

Fig. 2 is an explosion diagram of the overall structure of the composite floor drain for roof anti-blocking, water drainage and air transportation in the embodiment of the application.

Fig. 3 is a schematic structural diagram of the embodiment of the present application after hiding the floor drain body and the drainage plate.

Fig. 4 is a schematic structural diagram of the water sealing fastening bowl, the sewage draining device and the water draining pipe which are hidden on the basis of fig. 3.

Fig. 5 is a schematic structural view of the transmission pipe and the like hidden in fig. 4.

Fig. 6 is a partially enlarged view of a portion a of fig. 4.

Fig. 7 is an exploded view of the entire structure of the sterilization apparatus according to the embodiment of the present application.

Description of reference numerals: 1. a floor drain body; 11. a water storage cavity; 12. a clamping block; 2. a water seal fastening bowl; 3. a water filter plate; 31. a bayonet; 4. a drain pipe; 41. a sludge inlet; 5. a sewage draining device; 51. a mud guiding ring plate; 52. a mud collecting box; 53. a notch; 6. an opening and closing device; 61. closing the plate; 62. a linkage assembly; 621. a transmission rod; 6211. rotating the guide block; 622. a drive tube; 6221. rotating the guide plate; 6222. a rotation guide surface; 623. rotating the ring; 624. a guide ring; 625. a first connecting rod; 626. a second connecting rod; 627. a limiting pipe; 628. a limiting groove; 629. a limiting block; 63. a reset structure; 631. a spring; 632. connecting blocks; 633. a reset groove; 634. a guide bar; 7. a sterilizing device; 71. installing a shell; 72. a water accumulation tank; 73. a drip line; 74. a water-absorbent expanded sponge; 75. a pressing plate; 76. a sterilizing box; 77. cross silica gel valve port.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses stifled drainage fortune gas composite floor drain is prevented to roofing. Referring to fig. 1 and 2, the composite floor drain for roof anti-blocking, water drainage and gas transportation comprises a floor drain body 1, a water seal fastening bowl 2, a water filtering plate 3 and a pollution discharge device 5. A water storage cavity 11 is formed in the floor drain body 1 and used for storing water needed by water seal; the bottom of the floor drain body 1 is communicated with a drain pipe 4, the water filtering plate 3 is arranged at the opening at the top of the floor drain body 1, the water seal buckling bowl 2 is positioned between the drain pipe 4 and the water filtering plate 3 and is connected with the water filtering plate 3, and the pollution discharge device 5 is positioned at the bottom surface inside the floor drain body 1 and is used for discharging impurities such as sludge, soil and sand in the water storage cavity 11 into the drain pipe 4.

Referring to fig. 2 and 3, the sewage discharging apparatus 5 includes a mud ring guide plate 51 and a mud collection box 52. The mud ring guiding plate 51 is placed on the bottom surface of the floor drain body 1, the upper surface of the mud ring guiding plate 51 is arranged in an inclined mode, and a notch 53 is formed in one end, inclined downwards, of the mud ring guiding plate 51. The mud gathering box 52 is positioned at the bottom of the notch 53, and the notch 53 is communicated with the inside of the mud gathering box 52, so that impurities such as sludge, soil and sand can enter the mud gathering box 52 along the mud guiding ring plate 51. Gather mud box 52 and fix the setting in one side of drain pipe 4, mud inlet 41 has been seted up to the global of drain pipe 4, mud inlet 41 with gather mud box 52's intercommunication, make impurity can follow and gather in mud box 52 enters into the drain pipe 4. The bottom surface of the mud collecting box 52 is arranged obliquely downwards towards the mud inlet 41, so that the flow of impurities in the mud collecting box 52 is accelerated.

Referring to fig. 2, the floor drain body 1 is provided with an opening and closing device 6 therein, and the opening and closing device 6 includes a sealing plate 61 and a linkage assembly 62. The sealing plate 61 is used for shielding the sludge discharge port, the sealing plate 61 is arranged at the sludge inlet 41, and the sealing plate 61 is attached to the inner wall of the water discharge pipe 4. The closing plate 61 is connected with the linkage assembly 62, and the linkage assembly 62 is connected with the water filter plate 31.

Referring to fig. 2 and 4, linkage assembly 62 includes drive tube 622, drive link 621, guide ring 624, and swivel 623. The guide ring 624 is located inside the drain pipe 4 and is fixed coaxially with the drain pipe 4. The rotary ring 623 is located on the bottom surface of the guide ring 624 and is attached to the guide ring 624, and the rotary ring 623 and the sealing plate 61 are integrally formed. The transmission pipe 622 is located the drain pipe 4 and coaxial with the drain pipe 4, four first connecting rods 625 are fixedly arranged between the transmission pipe 622 and the rotary ring 623, the four first connecting rods 625 are evenly distributed along the circumferential direction of the rotary ring 623, the transmission pipe 622 and the rotary ring 623 are fixedly connected through the first connecting rods 625, one axial end of the transmission rod 621 is located in the transmission pipe 622, the other end of the transmission rod 621 penetrates through the water seal fastening bowl 2 and is fixedly connected with the water seal fastening bowl 2, and one end of the transmission rod 621 penetrating through the water seal fastening bowl 2 is rotatably connected with the water filtering plate 3. Bayonet 31 has been seted up at the border of draining board 3, and the corresponding fixed fixture block 12 that is provided with on the inner wall of floor drain body 1, when draining board 3 moved towards the direction of transmission pipe 622, fixture block 12 can pass through from bayonet 31. Press water filtering plate 3, make transfer line 621 move and drive the change 623 rotation towards transmission pipe 622 direction, change 623 rotates and drives shrouding 61 and rotates around the axis of drain pipe 4 for mud inlet 41 is in the open mode, adopts the opening mode of pressing to compare in the mode of carrying, and convenient operation not only is difficult for producing harmful effects to water filtering plate 3's drainage effect simultaneously.

Referring to fig. 2 and 4, a limiting pipe 627 is arranged in the water discharge pipe 4, the limiting pipe 627 shares the same axis with the transmission pipe 622, four second connecting rods 626 are fixedly arranged between the limiting pipe 627 and the water discharge pipe 4, and the limiting pipe 627 and the water discharge pipe 4 are fixedly connected through the second connecting rods 626. The transmission rod 621 penetrates through the limiting pipe 627, a limiting block 629 is fixed on the inner wall of the limiting pipe 627, a limiting groove 628 is correspondingly formed in the transmission rod 621, the limiting groove 628 extends in the axial direction of the transmission rod 621, the limiting block 629 is located in the limiting groove 628, the transmission rod 621 is in sliding connection with the limiting pipe 627, and the limiting pipe 627 limits and guides the movement of the transmission rod 621.

Referring to fig. 4 and 5, a plurality of rotating guide plates 6221 are fixedly disposed in the transmission pipe 622, the number of the rotating guide plates 6221 may be four, the four rotating guide plates 6221 are uniformly arranged along the circumferential direction of the transmission pipe 622, four rotating guide blocks 6211 are correspondingly disposed on the circumferential surface of one end of the transmission rod 621 close to the transmission pipe 622, each rotating guide plate 6221 corresponds to each rotating guide block 6211 one by one, each rotating guide plate 6221 includes a rotating guide surface 6222, and each rotating guide block 6211 abuts against each rotating guide surface 6222. When the transmission rod 621 moves vertically downward, the rotation guide block 6211 is driven to move vertically downward, and the rotation guide surface 6222 is abutted by the rotation guide block 6211, so that the rotation guide plate 6221 rotates around the circumferential direction of the transmission pipe 622.

Referring to fig. 4 and 6, linkage assembly 62 further includes a reset structure 63, and reset structure 63 is used to reset closure plate 61. Reset structure 63 includes spring 631, connecting block 632 and guide arm 634, has seted up three groove 633 that resets on the guide ring 624, and three groove 633 that resets evenly arranges along the circumference of guide ring 624, and three groove 633 that resets extend into the arc and reset groove 633 link through guide ring 624 along the circumference of guide ring 624. The reset structures 63 are provided with three groups, and each reset structure 63 is located in each reset groove 633, so that the transmission of the reset structure 63 is more stable. Reset structure 63 includes spring 631, connecting block 632 and guide arm 634, spring 631, connecting block 632 and guide arm 634 all are located reset tank 633, guide arm 634 be the arc and with reset tank 633 be concentric, guide arm 634's length direction's both ends with all with reset tank 633's inner wall fixed connection, the outside at the pipe is established to spring 631 cover, be provided with the perforation on the connecting block 632, connecting block 632 through cross the perforation cover establish on guide arm 634 and with guide arm 634 sliding connection. One end of the spring 631 is fixedly connected to one end of the reset tank 633 in the length direction, the other end is fixedly connected to the connecting block 632, and the connecting block 632 is fixedly connected to the rotary ring 623.

Referring to fig. 2 and 7, a sterilization device 7 is arranged on one side of the floor drain body 1, and the sterilization device 7 sterilizes and disinfects the liquid in the water storage cavity 11 to reduce the generation of peculiar smell and bacterial winged insects. The sterilizing device 7 comprises a mounting shell 71, water-absorbing expansion sponge 74, a squeezing plate 75 and a sterilizing box 76, wherein the water-absorbing expansion sponge 74, the squeezing plate 75 and the sterilizing box 76 are all mounted in the mounting shell 71, the mounting shell 71 is fixed on the peripheral surface of the floor drain body 1, the top of the mounting shell 71 is provided with a water collecting tank 72, the bottom of the water collecting tank 72 is communicated with a dripping pipeline 73, the water-absorbing expansion sponge 74 is positioned at the bottom of the dripping pipeline 73, the squeezing plate 75 is bonded and fixed on one surface of the water-absorbing expansion sponge 74 far away from the dripping pipeline 73, the sterilizing box 76 is positioned below the squeezing plate 75 far away from the water-absorbing expansion sponge 74, the sterilizing box 76 is a flexible plastic box body, a sterilizing disinfectant is arranged in the sterilizing box 76, one end of the sterilizing box 76 close to the floor drain body 1 is provided with a cross, and the cross silica gel valve port 77 prevents the liquid in the water storage chamber 11 from easily flowing into the sterilizing box 76.

The implementation principle of the compound floor drain of stifled drainage fortune gas of roofing of this application embodiment is: impurities such as sludge, soil and sand in water flow enter the floor drain body 1 from the water filtering plate 3 and are deposited in the water storage cavity 11. Impurities such as sludge, soil and sand move towards the notch 53 along the gradient direction of the mud guiding ring plate 51, and then enter the mud gathering box 52 from the notch 53 to be gathered. When the impurity that need deposit in the floor drain body 1 clears up, through pressing the drainage plate 3, make the transfer line 621 move towards the transmission pipe 622 direction, the vertical downstream of guide face 6222 is followed along rotating to the rotation guide block 6211 on the transfer line 621, the extrusion of guide block 6211 is rotated in the rotation guide 6221, along the slope of rotating guide face 6222 around the circumferential direction of transmission pipe 622, thereby it drives the transmission pipe 622 rotation to rotate the guide board 6221, the transmission pipe 622 drives the swivel 623 and rotates, the swivel 623 rotates and drives shrouding 61 and rotate around the axis of drain pipe 4, make into mud mouth 41 and be in the open mode, thereby the impurity of deposit gets into drain pipe 4 through into mud mouth 41. Loosen the pressure to the drainage plate 3, the connecting block 632 moves to the initial position along the guide rod 634 under the action of the elastic force of the spring 631, then the connecting block 632 drives the sealing plate 61 to close the sludge inlet 41 again, the operation is simple, and the impurities deposited in the floor drain can be removed conveniently.

When the mud inlet 41 needs to be opened for a long time, the filter plate 3 is pressed downwards to open the mud inlet 41, and at the moment, the fixture block 12 passes through the bayonet 31. Then, the water filtering plate 3 is rotated to make the fixture block 12 dislocated with the bayonet 31; when loosening the drainage plate 3, the fixture block 12 supports the drainage plate 3 to stop the return of the drainage plate 3, so that the sludge inlet 41 is always in an open state, and the operation is simple and convenient.

When water flows through the sterilizing device 7, a small amount of water is collected in the water collecting groove 72, the water flow is dripped into the water absorbing expansion sponge 74 through the dripping pipe 73, the water absorbing sponge expands to drive the extrusion plate 75 to extrude the sterilizing box 76, the sterilizing box 76 puts the internal sterilizing disinfectant into the water storage cavity 11 to sterilize and disinfect the water storage cavity, and peculiar smell generated by the floor drain and winged insects are reduced.

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. The utility model provides a compound floor drain of stifled drainage fortune gas of roofing, detains bowl (2) and sets up drainage board (3) at floor drain body (1) open-top including floor drain body (1), water seal, be formed with in floor drain body (1) and deposit water cavity (11), the bottom intercommunication of floor drain body (1) has drain pipe (4), bowl (2) are detained to the water seal and are located between drain pipe (4) and drainage board (3) and be connected its characterized in that with drainage board (3): be provided with waste fitting discharging (5) in floor drain body (1), waste fitting discharging (5) are including leading mud ring board (51) and gathering mud box (52), it places in the bottom surface of floor drain body (1) to lead mud ring board (51), the one side slope that is close to drainage plate (3) of leading mud ring board (51) sets up, it has breach (53) to lead the decurrent one end department of mud ring board (51) slope, gather mud box (52) and be located the bottom of breach (53) just breach (53) and gather the inside intercommunication of mud box (52), gather mud box (52) and be located the axial one side of drain pipe (4), mud inlet (41) have been seted up to drain pipe (4) global near gathering mud box (52), mud inlet (41) and a side intercommunication of gathering mud box (52).

2. The composite floor drain for roof blocking prevention, water drainage and gas transportation according to claim 1, is characterized in that: the bottom surface of the mud gathering box (52) is obliquely and downwards arranged towards the mud inlet (41).

3. The composite floor drain for roof blocking prevention, water drainage and gas transportation according to claim 1, is characterized in that: be provided with closing device (6) in floor drain body (1), closing device (6) are including shrouding (61) and linkage subassembly (62), shrouding (61) are used for sheltering from into mud mouth (41), shrouding (61) set up in mud mouth (41) department, shrouding (61) and the inner wall laminating of drain pipe (4), linkage subassembly (62) are used for driving shrouding (61) and remove, shrouding (61) are connected with linkage subassembly (62), linkage subassembly (62) are connected with drainage board (3).

4. The composite floor drain for roof blocking prevention, water drainage and gas transportation according to claim 3, is characterized in that: the linkage component (62) comprises a transmission rod (621), a guide ring (624), a rotating ring (623) and a reset structure (63), the guide ring (624) is positioned in the drain pipe (4) and is coaxially and fixedly connected with the drain pipe (4), the rotating ring (623) is positioned on one surface of the guide ring (624) close to the sealing plate (61) and is connected with the guide ring (624) in a sliding way, the rotary ring (623) is fixedly connected with the sealing plate (61), a transmission pipe (622) is arranged on the central axis of the water discharge pipe (4), the transmission pipe (622) is fixedly connected with the rotary ring (623), one axial end of the transmission rod (621) is positioned in the transmission pipe (622), the other end of the transmission rod is connected with the water filtering plate (3), the transmission rod (621) moves towards the transmission pipe (622) and drives the rotating ring (623) to rotate, and the resetting structure (63) is used for resetting the sealing plate (61).

5. The composite floor drain for roof blocking prevention, drainage and gas transportation according to claim 4, is characterized in that: the transmission pipe (622) is internally and fixedly provided with a plurality of rotating guide plates (6221), the rotating guide plates (6221) are arranged along the circumferential direction of the transmission pipe (622), the circumferential surface of one end, close to the transmission pipe (622), of the transmission rod (621) is correspondingly provided with a plurality of rotating guide blocks (6211), each rotating guide plate (6221) corresponds to each rotating guide block (6211) one by one, each rotating guide plate (6221) comprises a rotating guide surface (6222), each rotating guide block (6211) is abutted to each rotating guide surface (6222), and the rotating guide blocks (6211) vertically move downwards along the rotating guide surfaces (6222) and can drive the rotating guide plates (6221) to rotate around the circumferential direction of the transmission pipe (622).

6. The composite floor drain for roof blocking prevention, water drainage and gas transportation according to claim 5, is characterized in that: the utility model discloses a water drainage pipe, including drain pipe (4), spacing pipe (627) of fixedly connected with in drain pipe (4), spacing pipe (627) and transmission pipe (622) coaxial line, spacing pipe (627) is worn to establish in spacing pipe (627) in transfer line (621), be fixed with spacing piece (629) on the inner wall of spacing pipe (627), spacing groove (628) have been seted up on transfer line (621) correspondingly, spacing groove (628) are along the axial extension of transfer line (621), spacing piece (629) are located spacing groove (628).

7. The composite floor drain for roof blocking prevention, drainage and gas transportation according to claim 4, is characterized in that: reset structure (63) includes spring (631) and connecting block (632), reset groove (633) have been seted up on guide ring (624), reset groove (633) extend into the arc along the circumference of guide ring (624) just reset groove (633) link up guide ring (624), spring (631) and connecting block (632) all are located reset groove (633), the one end of spring (631) and reset groove (633) length direction's one end fixed connection, the other end with connecting block (632) fixed connection, connecting block (632) and swivel (623) fixed connection.

8. The composite floor drain for roof block-proof drainage and gas transportation according to claim 7, characterized in that: reset groove (633) internal fixation and be provided with curved guide arm (634), the concentric center of guide arm (634) and reset groove (633), the outside at guide arm (634) is established in spring (631) cover, be provided with the perforation on connecting block (632), connecting block (632) establish on guide arm (634) through the perforation cover and with guide arm (634) sliding connection.

9. The composite floor drain for roof blocking prevention, drainage and gas transportation according to claim 4, is characterized in that: the floor drain is characterized in that the transmission rod (621) is rotatably connected with the water filtering plate (3), a bayonet (31) is formed in the edge of the water filtering plate (3), a clamping block (12) is correspondingly and fixedly arranged on the inner wall of the floor drain body (1), and when the water filtering plate (3) moves towards the direction of the transmission pipe (622), the clamping block (12) can pass through the bayonet (31).