CN217128460U - Catch basin for initial rainwater - Google Patents

Abstract

The utility model relates to a municipal drainage system field just discloses catch basin of initial stage rainwater, it includes the catch basin body, the inlet tube of setting at catch basin body lateral wall, the outlet pipe, abandon the flow tube, a water gate for opening and close the outlet pipe, a abandon the flow gate and set up the basket of cutting dirty at inlet tube outlet end for opening and close abandoning the flow tube, still include liquid level detection device and the control module who is connected with liquid level detection device electricity, the outlet gate all is connected with the control module electricity with abandoning the flow gate, the removable rigid coupling of one end that the outlet gate is close to catch basin body shaft bottom has the filter plate, when the outlet gate rises to the end of intaking of opening the outlet pipe, filter plate covers the end of intaking of outlet pipe, still be provided with the mounting structure who is used for it and the detachable rigid coupling of outlet gate on the filter plate. This application has and avoids when a large amount of rivers get into the vatch basin, cuts dirty basket come-up and leads to not directly getting into the effect that the outlet pipe blockked up by filterable rivers.

Description

Catch basin for initial rainwater

Technical Field

The application relates to the field of municipal drainage systems, in particular to an intercepting well for initial rainwater.

Background

Initial stage rainwater vatch basin is the device that is arranged in the reposition of redundant personnel drainage system of rain and sewage, the pipeline that is about to produce sewage communicates to the vatch basin, dry season and rainfall initial stage, rivers that get into in the pipeline belong to municipal sewage, the sewage that gets into the vatch basin is handled through the sewage pipes flow direction sewage treatment plant that sets up in the vatch basin bottom, during a large amount of rains, rainwater self cleanliness factor is higher, need not sewage treatment plant and handles, after the later stage rainwater got into the vatch basin in a large number, the rising of water level in the vatch basin, the later stage rainwater is directly arranged to the river through the drainage pipe that sets up at the vatch basin middle part.

Chinese patent with application number CN202120858503.8 in the correlation technique, an intelligence vatch basin is proposed, it includes the vatch basin, the lateral wall of vatch basin is equipped with inlet tube and outlet pipe respectively, the lateral wall of vatch basin still is equipped with abandons the flow tube, the end of intaking of abandoning the flow tube is provided with abandons a class gate, the end of intaking of outlet pipe is provided with out the water gate, still include control module and establish monitoring device and the liquid level detection device at the vatch basin inner wall, control module is connected with monitoring device and liquid level detection device electricity, control module is connected with abandoning class gate and play water gate electricity, the outlet end of inlet tube is provided with cuts dirty basket, cut dirty basket and the inner wall of vatch basin along vertical direction sliding connection, the inner wall of vatch basin is provided with elevating gear. Realized utilizing remote monitoring, made the staff can be in the unified allotment of office control damming well gate open and close the operation etc to can in time shunt rain and sewage, avoid sewage directly to get into the water and cause water pollution, effectively improved the rain and sewage reposition of redundant personnel effect of damming well.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the related art, the flow abandoning gate is arranged, so that the flow abandoning pipe is closed by the flow abandoning gate when the water quantity is overlarge, and then the water flow entering the intercepting well body (namely the intercepting well in the related art) is discharged through the water outlet pipe, thereby avoiding the increase of the treatment pressure and the treatment difficulty of a sewage plant caused by the fact that a large amount of water flow flows into the sewage treatment plant; however, when the water flow is too large, the sewage intercepting basket floats upwards under the action of the water flow buoyancy in the intercepting well, so that the pipe orifice of the water inlet pipe is exposed, and the water flow in the water inlet pipe directly enters the water outlet pipe without being filtered by the sewage intercepting basket; rainwater can erode road surface debris into municipal drainage pipe during a large amount of rainfall, and debris that carry in the rivers directly get into the outlet pipe and easily lead to the outlet pipe to block up, and then influence the drainage efficiency of outlet pipe when a large amount of rainfall.

SUMMERY OF THE UTILITY MODEL

Make to cut dirty basket come-up and lead to directly getting into the problem that the outlet pipe easily leads to the outlet pipe to block up in order to improve a large amount of rivers and get into the vatch basin, this application provides a vatch basin of initial stage rainwater.

The application provides a vatch basin of initial stage rainwater adopts following technical scheme:

the utility model provides an intercepting well of initial stage rainwater, includes the intercepting well body, sets up inlet tube, outlet pipe at intercepting well body lateral wall, abandons the flow tube, is used for opening and close the play water gate of outlet pipe, be used for opening and close abandon the flow gate of flow tube and set up the dirty basket of cutting of the outlet end of inlet tube, still include liquid level detection device and with the control module that liquid level detection device electricity is connected, go out the water gate with abandon the flow gate all with the control module electricity is connected, it is close to go out the water gate the removable rigid coupling in one end in intercepting well body shaft bottom has filter plate, works as it rises to opening to go out the water gate during the end of intaking of outlet pipe, filter plate covers the end of intaking of outlet pipe, filter plate is last still be provided with be used for it with the mounting structure of the detachable rigid coupling of play water gate.

By adopting the technical scheme, when the water outlet gate is required to be opened for drainage, the water outlet gate can be lifted to drive the filter screen plate fixedly connected to the lower end face of the water outlet gate to lift, so that the filter screen plate covers the water inlet end of the water outlet pipe, the water flow is filtered by the filter screen plate, and impurities carried in the water flow are intercepted by the filter screen plate, and then the water flow can be discharged into the water outlet pipe, so that the water outlet pipe is prevented from being blocked by the impurities in the water flow as far as possible, and the water outlet pipe can quickly discharge later-stage rainwater into a river channel when the water amount is large; after a period of use, can pull down the filter plate through mounting structure and wash, further prevent to filter the jam of otter board.

Optionally, a plurality of intercepting mechanisms are further arranged on one side of the filter screen plate, which is far away from the water outlet pipe; interception mechanism sets up including rotating the filter screen board is kept away from the dwang of outlet pipe one side, the axial perpendicular to of dwang filter screen board's face direction, dwang week side is kept away from the one end interval rigid coupling of outlet pipe has a plurality of branches, interception mechanism is still including being used for ordering about the dwang is around its axial pivoted drive assembly.

Through adopting above-mentioned technical scheme, drive assembly orders about the dwang and rotates, and the dwang and then drives a plurality of branches and rotate, can catch on the flexible impurity in the rivers through pivoted branch, avoids flexible impurity to pile up in filtering one side that the otter board kept away from the outlet pipe to a certain extent and leads to filtering the otter board and block up, and then influences the drainage efficiency of outlet pipe.

Optionally, drive assembly establishes including the cover on the dwang and with the support ring of dwang rigid coupling, the lateral wall that supports the ring is provided with a plurality of stirring vane along its circumference equidistant, and is a plurality of stirring vane all moves towards same one side slope at the horizontal direction.

By adopting the technical scheme, the stirring blades which are obliquely arranged can be driven to rotate by impacting the water flow, the stirring blades further drive the supporting ring, the rotating rod and the supporting rods to rotate in sequence, the stirring blades are relatively stable to rotate when the flow velocity of the water flow is large, and the stirring blades are convenient to use and energy-saving; simultaneously stirring vane rotates and also can drive the rivers rotation of filter plate week side to a certain extent, avoids debris that carries in the rivers to a certain extent to siltation in filter week side, and then makes rivers can be more efficient get into the outlet pipe behind the filter.

Optionally, branch slope sets up, just branch is kept away from the one end of dwang with distance between the filter screen board is greater than branch is close to the one end of dwang with distance between the filter screen board.

Through adopting above-mentioned technical scheme, the branch slope sets up and faces the rivers direction that gets into the outlet pipe, can intercept flexible impurity more effectively, makes flexible impurity twine on branch, and then further avoids flexible impurity siltation to lead to the filter to block up in filter week side.

Optionally, the supporting rod is fixedly connected with a plurality of short rods at intervals on the peripheral side.

Through adopting above-mentioned technical scheme, the quarter butt can further promote branch to the interception effect of flexible impurity, and then further avoids flexible impurity to block up filter plate.

Optionally, the dwang includes first pole and second pole, first pole with second pole threaded connection, the second pole is kept away from the one end of first pole rotate connect in filter plate, drive assembly with branch all set up in on the first pole.

Through adopting above-mentioned technical scheme, when pulling down filter plate and wasing filter plate, can make first pole and second pole separation through rotating first pole, and then can separately wash filter plate and dwang, be convenient for to filter plate's cleanness.

Optionally, the mounting structure includes a connecting block fixedly connected to one side of the filter screen plate close to the water outlet gate, and a connecting groove adapted to the connecting block in an inserting manner is formed in one end of the water outlet gate close to the filter screen plate; the width of an opening at one end, close to the filter screen plate, of the connecting groove is smaller than the width of an opening at one end, far away from the filter screen plate, of the connecting groove, and the connecting groove penetrates through one side, parallel to the extending direction of the water outlet pipe, of the water outlet gate.

Through adopting above-mentioned technical scheme, when installing the filter plate, the connecting block that will filter on the screen plate is run through one side of outlet gate from the spread groove and is inserted the outlet gate, makes the filter plate stable connection in outlet gate terminal surface down under the cooperation of connecting block and spread groove.

Optionally, the water outlet gate is provided with a flexible blocking block in the connecting groove for limiting the filter screen plate to separate from the connecting groove.

Through adopting above-mentioned technical scheme, will filter the connecting block on the otter board and insert the spread groove after, insert the one end that the spread groove ran through the outlet gate with flexible shutoff piece again to make flexible shutoff piece interference connect in the spread groove, can avoid filtering the otter board as far as and appear along spread groove length direction's displacement, and then avoid filtering the otter board and appear the displacement and lead to the end of intaking of outlet pipe and expose.

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

1. when the water outlet gate is required to be opened for drainage, the water outlet gate can be lifted to drive the filter screen plate fixedly connected to the lower end face of the water outlet gate to lift, so that the filter screen plate covers the water inlet end of the water outlet pipe, the water flow is filtered by the filter screen plate, and impurities carried in the water flow are intercepted by the filter screen plate, and then the water flow can be discharged into the water outlet pipe, so that the water outlet pipe is prevented from being blocked by the impurities in the water flow as far as possible, and the water outlet pipe can quickly discharge later-stage rainwater into a river channel when the water amount is large; after the filter screen plate is used for a period of time, the filter screen plate can be detached for cleaning through the mounting structure, so that the filter screen plate is further prevented from being blocked;

2. the driving assembly drives the rotating rod to rotate, the rotating rod further drives the plurality of supporting rods to rotate, the rotating supporting rods can hook flexible impurities in water flow, and the phenomenon that the flexible impurities are accumulated on one side of the filter screen plate, which is far away from the water outlet pipe, to block the filter screen plate to a certain extent so as to influence the drainage efficiency of the water outlet pipe is avoided;

3. when the filter screen plate is detached to clean the filter screen plate, the first rod can be separated from the second rod by rotating the first rod, and then the filter screen plate and the rotating rod can be separately cleaned, so that the filter screen plate is convenient to clean.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram mainly used for showing a filter screen plate, a connecting block and an intercepting mechanism in the embodiment of the application.

Fig. 3 is a schematic partial explosion diagram mainly used for showing a mounting structure according to an embodiment of the application.

Fig. 4 is a partially enlarged view of a portion B in fig. 3.

Fig. 5 is a partially enlarged view of a portion a in fig. 2.

Reference numerals: 11. a vatch basin body; 121. a water inlet pipe; 122. a sewage intercepting basket; 131. a water outlet pipe; 132. a water outlet gate; 133. a guide frame; 134. a hydraulic cylinder; 14. a flow discarding gate; 15. a liquid level detection device; 2. a filter screen plate; 3. a mounting structure; 31. connecting blocks; 32. connecting grooves; 33. a flexible plugging block; 34. a plugging plate; 35. locking the bolt; 36. a through groove; 4. an interception mechanism; 41. rotating the rod; 411. a first lever; 412. a second lever; 413. fixing the bolt; 414. fixing a nut; 42. a strut; 43. a short bar; 44. a drive assembly; 441. a support ring; 442. a stirring blade.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses catch basin of initial stage rainwater. Referring to fig. 1, the catch basin for initial rainwater includes a catch basin body 11, a water inlet pipe 121, a water outlet pipe 131, a flow abandoning pipe (not shown), a water outlet gate 132 for opening and closing the water outlet pipe 131, and a flow abandoning gate 14 for opening and closing the flow abandoning pipe, which are disposed on a side wall of the catch basin body 11, and a sewage intercepting basket 122 for collecting impurities in water flow is further hung at the water outlet end of the water inlet pipe 121 in the catch basin.

Specifically, vatch basin body 11 in this application embodiment is the square well, and inlet tube 121 and outlet pipe 131 set up respectively in vatch basin body 11 perpendicular to ground two opposite sides and with vatch basin body 11 intercommunication setting, abandon the flow tube and lie in vatch basin body 11 two adjacent sides with inlet tube 121, abandon the flow tube in this application embodiment and also set up in vatch basin body 11 perpendicular to ground one side, and abandon the height that the height of flow tube is less than inlet tube 121.

The wall of a well of vatch basin body 11 is intake the all sides rigid coupling of end in outlet pipe 131 and is had whole guide frame 133 that is the rectangle, the guide way has all been seted up to the inner wall on guide frame 133 perpendicular to ground, it slides on vertical direction through the guide way to go out water gate 132 and connects in guide frame 133, the rigid coupling still has pneumatic cylinder 134 on the guide frame 133 top, the output of pneumatic cylinder 134 is flexible along vertical direction with the top rigid coupling of going out water gate 132 and the output of pneumatic cylinder 134, consequently, can order about water gate 132 through pneumatic cylinder 134 and remove along vertical direction, and then order about water gate 132 and open and close outlet pipe 131. The way of opening and closing the water inlet end of the flow discarding gate 14 in the embodiment of the present application is the same as the way of opening and closing the water inlet end of the water outlet pipe 131 by the water outlet gate 132, and therefore, the description is omitted.

The wall of the intercepting well body 11 is further provided with a liquid level detection device 15 and a control module (not shown in the figure) above the water inlet pipe 121, wherein the liquid level detection device 15 is used for detecting the height of the water level in the intercepting well body 11, and the liquid level detection device 15 and the hydraulic cylinder 134 are electrically connected with the control module.

Further, with reference to fig. 1, one end of the outlet gate 132 close to the bottom of the intercepting well body 11 is detachably and fixedly connected with a filter screen plate 2 with a rectangular plate surface, and when the outlet gate 132 rises to open the water inlet end of the water outlet pipe 131, the filter screen plate 2 covers the water inlet end of the water outlet pipe 131; when the water outlet gate 132 descends to close the water inlet end of the water outlet pipe 131, the lower end surface of the filter screen plate 2 abuts against the guide frame 133.

When the rainfall is not present or the rainfall is in the early stage, the water level in the intercepting well is low, the control module controls the water outlet gate 132 to descend to close the water inlet end of the water outlet pipe 131 and controls the flow abandoning gate 14 to ascend to open the water inlet end of the flow abandoning pipe, and at the moment, all sewage entering the intercepting well from the water inlet pipe 121 is discharged to a sewage treatment plant through the flow abandoning pipe to be treated.

When rainfall becomes large, the water level in the intercepting well rises, and after the liquid level detection device 15 detects that the water level in the intercepting well exceeds the designed warning value, the control module controls the abandoning flow gate 14 to descend, close the water inlet end of the abandoning flow pipe and controls the water outlet gate 132 to ascend and open the water inlet end of the water outlet pipe 131, so that the water flow in the intercepting well can only be discharged through the water outlet pipe 131, and the phenomenon that the normal work of a sewage treatment plant is influenced because a large amount of water flow with lower pollutant content flows into the sewage treatment plant from the abandoning flow pipe is avoided.

Simultaneously, the buoyancy of rivers rises in the vatch basin body 11 when the water yield grow in the vatch basin body 11, cuts dirty basket 122 and leads to the mouth of pipe of inlet tube 121 to expose under the effect of the interior rivers buoyancy of vatch basin body 11 for debris that carry in the rivers get into the vatch basin body 11. The water outlet gate 132 rises to drive the filter screen plate 2 fixedly connected with the water outlet gate to rise, the filter screen plate 2 rising at the same time when the water inlet end of the water outlet pipe 131 is opened by the water outlet gate 132 covers the water inlet end of the water outlet pipe 131, so that the water flow is filtered by the filter screen plate 2, and the water flow is discharged into the water outlet pipe 131 after impurities carried in the water flow are intercepted by the filter screen plate 2, thereby avoiding the impurities in the water flow from blocking the water outlet pipe 131 as much as possible.

Further, in order to avoid as far as possible that the flexible impurities are accumulated on the side of the filter screen 2 away from the water outlet pipe 131 to cause the filter screen 2 to be blocked, and further avoid influencing the drainage efficiency of the water outlet pipe 131, the side of the filter screen 2 away from the water outlet pipe 131 is further provided with a plurality of intercepting mechanisms 4.

Referring to fig. 2 in combination, in the embodiment of the present application, an intercepting mechanism 4 is disposed at the center of the filter screen 2. The intercepting mechanism 4 comprises a rotating rod 41 which is rotatably connected to one side of the filter screen plate 2 far away from the water outlet pipe 131 and a driving assembly 44 which is used for driving the rotating rod 41 to rotate around the axial direction of the rotating rod, the rotating rod 41 is a round rod, and the axial direction of the rotating rod 41 is vertical to the plate surface direction of the filter screen plate 2; three support rods 42 are fixedly connected to one end, far away from the water outlet pipe 131, of the rotating rod 41 on the peripheral side along the axial direction of the rotating rod 41 and at intervals along the peripheral direction of the rotating rod 41, the support rods 42 are obliquely arranged, and the distance between one end, far away from the rotating rod 41, of each support rod 42 and the filter screen plate 2 is larger than the distance between one end, close to the rotating rod 41, of each support rod 42 and the filter screen plate 2.

Six short rods 43 are fixedly connected to the supporting rod 42, the short rods 43 are also obliquely arranged, one end of each short rod 43, which is far away from the supporting rod 42, points to one end of the supporting rod 42, which is far away from the rotating rod 41, wherein every two short rods 43 form a group, the two short rods are arranged at two opposite positions on the peripheral side of the supporting rod 42, and the three groups of short rods 43 are arranged at intervals along the length direction of the supporting rod 42.

The rotating rod 41 rotates around the axial direction thereof to drive the supporting rod 42 and the short rod 43 to rotate, so that flexible impurities can be intercepted more effectively, the flexible impurities are wound on the supporting rod 42 and the short rod 43, and the flexible impurities are prevented from blocking the filter screen plate 2 as far as possible.

Continuing to refer to fig. 2, the driving assembly 44 includes a supporting ring 441 sleeved on the rotating rod 41 and fixedly connected to the rotating rod 41, in this embodiment, the supporting ring 441 is located between the supporting rod 42 and the filter screen plate 2, the outer side wall of the supporting ring 441 is provided with eight stirring blades 442 at equal intervals along the axial direction thereof, the eight stirring blades 442 are all inclined towards the same side in the horizontal direction, water flow impacts the multiple stirring blades 442 to drive the obliquely arranged stirring blades 442 to rotate, and the stirring blades 442 further drive the supporting ring 441, the rotating rod 41 and the multiple supporting rods 42 to rotate in sequence; meanwhile, the stirring blades 442 are arranged between the supporting rod 42 and the filter screen plate 2, so that impurities in the water flow are partially cleaned by the supporting rod 42 and the short rod 43, and the phenomenon that the stirring blades 442 are difficult to rotate under the action of the water flow due to the fact that the flexible impurities in the water flow are wound on the stirring blades 442 is avoided to a certain extent.

Through the cooperation of the filter screen 2 and the intercepting mechanism 4, sundries entering the intercepting well when the rainfall is large can be effectively cleaned, and the situation that the drainage efficiency of the water outlet pipe 131 is affected as far as possible due to the fact that the sundries enter the water outlet pipe 131 is avoided. However, after a period of practical use, the filter screen plate 2 still needs to be taken down to clean the filter screen plate 2, so as to avoid the blockage, and therefore, the filter screen plate 2 is also provided with a mounting structure 3 for detachably and fixedly connecting the filter screen plate with the water outlet gate 132.

Referring to fig. 3 and 4 in combination, the mounting structure 3 includes a connecting block 31 fixedly connected to the top end of the filter screen plate 2, a connecting groove 32 adapted to be inserted into the connecting block 31 is provided at one end of the water outlet gate 132 close to the filter screen plate 2, the connecting groove 32 in this embodiment of the present application is a T-shaped groove, in other possible embodiments, the connecting groove 32 may also be a dovetail groove, the length direction of the connecting groove 32 is the length direction of the lower end surface of the water outlet gate 132, and the connecting groove 32 penetrates through one side of the water outlet gate 132 parallel to the extending direction of the water outlet pipe 131, and the length of the connecting block 31 is smaller than the length of the connecting groove 32. The connecting block 31 on the filter screen plate 2 is inserted into the water outlet gate 132 from the connecting groove 32 through one side of the water outlet gate 132, so that the filter screen plate 2 can be fixed at the bottom end of the water outlet gate 132 under the limitation of the groove wall of the connecting groove 32.

Referring to fig. 4, it still is provided with the flexible shutoff piece 33 that is used for restricting filter screen board 2 and deviates from spread groove 32 in spread groove 32 to go out water gate 132, flexible shutoff piece 33 in the embodiment of this application is the silica gel piece of cuboid, after connecting block 31 inserts spread groove 32, with the one end that flexible shutoff piece 33 joint runs through water gate 132 in spread groove 32, and make flexible shutoff piece 33 interference connect in spread groove 32, be used for avoiding filter screen board 2 to appear along spread groove 32 length direction's displacement under the effect of rivers.

Meanwhile, a through groove 36 is correspondingly formed in the side, close to the connecting groove 32, of the guide frame 133, which penetrates through the water outlet gate 132, and the cross section of the through groove 36 is matched with the shapes of the filter screen plate 2 and the connecting block 31, so that the filter screen plate 2 can be conveniently inserted into the water outlet gate 132 from the through groove 36; the guide frame 133 outer wall still is provided with the shutoff board 34 that is used for opening and close logical groove 36 in logical groove 36 department activity, shutoff board 34 in the embodiment of this application is the rectangular plate, the upper and lower both ends of shutoff board 34 lateral wall all are provided with locking bolt 35, locking bolt 35 passes behind the shutoff board 34 threaded connection in the lateral wall of guide frame 133, insert filter plate 2, lock shutoff board 34 in the lateral wall of guide frame 133 through locking bolt 35 after putting into flexible shutoff piece 33, can further avoid rivers from the side impact filter plate 2.

The locking bolt 35 is taken down, the flexible plugging block 33 and the filter screen plate 2 can be sequentially detached, and the filter screen plate 2 is cleaned. Further, in order to facilitate the cleaning of the filter screen plate 2, referring to fig. 5, the rotating rod 41 in the embodiment of the present application includes a first rod 411 and a second rod 412, and both the supporting ring 441 and the supporting rod 42 are fixedly connected to the first rod 411; the length of the first rod 411 is greater than that of the second rod 412, one end of the first rod 411 close to the second rod 412 is connected to one end of the second rod 412 close to the first rod 411 in a threaded manner, and one end of the second rod 412 far away from the first rod 411 is connected to the filter screen plate 2 in a rotating manner.

The threaded connection between the first rod 411 and the second rod 412 is further provided with a fixing bolt 413 and a fixing nut 414, the fixing bolt 413 jointly passes through the connection between the first rod 411 and the second rod 412, and the fixing nut 414 is in threaded connection with one end of the fixing bolt 413 passing through the first rod 411 and the second rod 412 and locks the second rod 412 to the first rod 411. The screw connection between the first rod 411 and the second rod 412 can be prevented from loosening when the rotating rod 41 rotates by the cooperation of the fixing bolt 413 and the fixing nut 414.

When the filter screen plate 2 is cleaned, the fixing nut 414 is unscrewed, the fixing bolt 413 is removed, and the first rod 411 is rotated to separate the first rod 411 from the second rod 412, so that the supporting rod 42, the stirring blade 442 and the like can be separated from the filter screen plate 2, and the cleaning is separated, so that the cleaning is more convenient.

The implementation principle of the vatch basin of initial stage rainwater of this application embodiment is: when the water amount in the intercepting well body 11 is increased, the control module drives the water outlet gate 132 to ascend through the hydraulic cylinder 134 for quick drainage, the water outlet gate 132 drives the filter screen plate 2 to ascend when ascending, the rotating rod 41 is arranged on the filter screen plate 2 in a rotating mode, the stirring blade 442 is impacted by water flow to rotate, the rotating rod 41, the supporting rod 42 and the short rod 43 are further driven to rotate, flexible impurities in the water flow are intercepted while the water flow around the filter screen plate 2 is further disturbed, and the water outlet pipe 131 is prevented from being blocked as far as possible due to the fact that impurities in the water flow enter the water outlet pipe 131 through the matching of the supporting rod 42, the short rod 43 and the filter screen plate 2, and further the drainage efficiency of the water outlet pipe 131 is prevented from being influenced; the convenient mounting, dismounting and cleaning of the filter screen plate 2, the supporting rod 42 and the short rod 43 are realized through the matching of the connecting block 31, the connecting groove 32, the first rod 411 and the second rod 412, and the service time of the filter screen plate 2 is prolonged.

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 (8)

1. The utility model provides an intercepting well of initial stage rainwater, includes intercepting well body (11), sets up inlet tube (121), outlet pipe (131), abandons the flow tube at intercepting well body (11) lateral wall, is used for opening and close outlet gate (132) of outlet pipe (131), be used for opening and close abandon the flow gate (14) and the setting of abandoning the flow tube and be in the basket (122) of cutting of inlet tube (121) play water end still include liquid level detection device (15) and with the control module that liquid level detection device (15) electricity is connected, outlet gate (132) with abandon flow gate (14) all with the control module electricity is connected, its characterized in that: the water outlet gate (132) is close to a filter screen plate (2) is fixedly connected to the detachable end of the bottom of the intercepting well body (11), when the water outlet gate (132) rises to be opened, the water inlet end of the water outlet pipe (131) is covered by the filter screen plate (2), and a mounting structure (3) for detachably and fixedly connecting the water outlet gate (132) and the filter screen plate (2) is further arranged on the filter screen plate.

2. A catch basin for initial rainwater according to claim 1, wherein: one side of the filter screen plate (2) far away from the water outlet pipe (131) is also provided with a plurality of intercepting mechanisms (4); intercepting mechanism (4) are including rotating the setting and being in filter screen board (2) are kept away from dwang (41) of outlet pipe (131) one side, the axial perpendicular to of dwang (41) the face direction of filter screen board (2), dwang (41) week side is kept away from the one end interval rigid coupling of outlet pipe (131) has a plurality of branch (42), intercepting mechanism (4) are still including being used for driving about dwang (41) are around its axial pivoted drive assembly (44).

3. A catch basin for initial rainwater according to claim 2, wherein: drive assembly (44) establish including the cover dwang (41) go up and with support ring (441) of dwang (41) rigid coupling, the lateral wall of supporting ring (441) is provided with a plurality of stirring vane (442), a plurality of along its circumference equidistant stirring vane (442) all towards same one side slope at the horizontal direction.

4. A catch basin for initial rainwater according to claim 2, further comprising: branch (42) slope sets up, just branch (42) are kept away from the one end of dwang (41) with filter the distance between otter board (2) and be greater than branch (42) are close to the one end of dwang (41) with filter the distance between otter board (2).

5. A catch basin for initial rainwater according to claim 2, wherein: the support rod (42) is fixedly connected with a plurality of short rods (43) at intervals on the peripheral side.

6. An intercepting well of initial rainwater according to any one of claims 2 to 5, wherein: dwang (41) include first pole (411) and second pole (412), first pole (411) with second pole (412) threaded connection, second pole (412) are kept away from the one end of first pole (411) rotate connect in filter plate (2), drive assembly (44) with branch (42) all set up in on first pole (411).

7. A catch basin for initial rainwater according to claim 6, wherein: the mounting structure (3) comprises a connecting block (31) fixedly connected to one side, close to the water outlet gate (132), of the filter screen plate (2), and a connecting groove (32) matched with the connecting block (31) in an inserting mode is formed in one end, close to the filter screen plate (2), of the water outlet gate (132); the opening width of the connecting groove (32) close to one end of the filter screen plate (2) is smaller than the opening width of the connecting groove (32) far away from one end of the filter screen plate (2), and the connecting groove (32) penetrates through one side of the water outlet gate (132) parallel to the extending direction of the water outlet pipe (131).

8. A catch basin for initial rainwater according to claim 7, wherein: the water outlet gate (132) is provided with a flexible blocking block (33) used for limiting the filter screen plate (2) to separate from the connecting groove (32) in the connecting groove (32).

Images