CN108612174B

CN108612174B - Town road drainage structures

Info

Publication number: CN108612174B
Application number: CN201810451263.2A
Authority: CN
Inventors: 赵忠海; 袁密
Original assignee: Wenzhou Shicheng Construction Co ltd
Current assignee: Wenzhou Shicheng Construction Co ltd
Priority date: 2018-05-11
Filing date: 2018-05-11
Publication date: 2020-08-11
Anticipated expiration: 2038-05-11
Also published as: CN108612174A

Abstract

The invention relates to the field of municipal construction, in particular to a municipal road drainage structure which is characterized by comprising a road body, drainage ditches are arranged on two sides of the road body, drainage channels are communicated with the bottoms of the drainage ditches, a plurality of rainwater grates are arranged at openings of the drainage ditches, clamping grooves for clamping the rainwater grates are arranged on two sides of the openings of the drainage ditches, each rainwater grate comprises an outer frame, a plurality of fixed shafts arranged at intervals are fixedly connected between two opposite inner walls of the outer frame, a material shifting sleeve with a circular section is rotatably sleeved on each fixed shaft, and scrapers connected with the outer frame are tightly attached to the lower side of the material shifting sleeve. When rainwater flows to the drainage ditch from the upper side of the road body, the material stirring sleeve is impacted by water flow and rotates around the fixed shaft, so that foreign matters such as fallen leaves and garbage on the rainwater grate can be pushed by the material stirring sleeve to move to one side of the rainwater grate, the foreign matters on the rainwater grate cannot be accumulated to cause blockage, and the trouble of water accumulation on the road surface is avoided.

Description

Town road drainage structures

Technical Field

The invention relates to the field of municipal construction, in particular to a municipal road drainage structure.

Background

The urban drainage system is used as an important component of urban functions and plays an important role in ensuring normal life of residents. The road drainage structure is the key for preventing water from accumulating on the road surface and ensuring normal traffic of the road, and is especially suitable for cities with high annual rainfall. At present, a road structure is usually of a structure with a high middle and two low sides, and a drainage channel is arranged on the roadside to recover rainwater into a sewer. Rainwater grate is often placed at the opening of the drainage channel to prevent people from stepping empty and falling into the drainage channel. Most cities still have the condition of surface gathered water when experiencing heavy rain, seriously influence traffic because on one hand, the discharge channel flow is less than rainfall, on the other hand, the discharge channel is blocked by foreign matters such as fallen leaves.

Chinese patent publication No. CN107268763A discloses a municipal road drainage structure with an emergency drainage function, which comprises a drainage channel arranged on a road surface, wherein a rainwater grate is arranged at an upper port of the drainage channel; a drainage pipeline buried in the ground; the vertical flow guide pipeline is positioned below the lower water tank, the upper port of the vertical flow guide pipeline is communicated with the bottom surface of the lower water tank, a flow guide pipeline water outlet is formed in the lower portion of the outer side surface of the vertical flow guide pipeline, and a filter screen device is arranged in the vertical flow guide pipeline and above the flow guide pipeline water outlet; the upper end of the drainage connecting pipeline is connected with the drainage port of the flow guide pipeline, and the lower end of the drainage connecting pipeline is communicated with the drainage pipeline; and an emergency drainage device, a self-adaptive cleaning mechanism and a garbage collection device.

The filter screen device and the self-adaptive cleaning mechanism in the road drainage structure can clean the garbage flowing into the vertical diversion pipeline, so that the trouble that the vertical diversion pipeline is blocked by the garbage is avoided; the emergency drainage device can share a part of rainfall to increase the flow of the drainage channel. However, the structure can only clean garbage flowing into the pipeline, and partial foreign matters such as large fallen leaves can be blocked by the rainwater grate, so that the rainwater grate cannot flow into the pipeline, and the through holes of the rainwater grate are blocked, so that improvement is needed.

Disclosure of Invention

Aiming at the technical defects, the invention aims to provide the drainage structure of the municipal road, so that foreign matters such as fallen leaves and garbage can not block the rainwater grate, rainwater can be smoothly drained, and the trouble of water accumulation on the road surface can be avoided.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a town road drainage structures, includes the road body, road body both sides all are provided with the escape canal, the intercommunication has drainage channel at the bottom of the escape canal ditch, the escape canal opening part is provided with a plurality of rainwater combs, escape canal opening both sides all are provided with the draw-in groove that supplies rainwater comb card to go into, the rainwater comb includes the frame, the interval is provided with a plurality of fixed axles between two relative inner walls of frame, the fixed axle rotates and has cup jointed the cross-section and be the annular cover of dialling of circle, dial the material cover downside and hug closely the scraper of being connected with the frame.

By adopting the technical scheme, when rainwater flows to the drainage ditch from the upper part of the road body, the material shifting sleeve is impacted by water flow and rotates around the fixed shaft, so that foreign matters such as fallen leaves, garbage and the like on the rainwater grate can be pushed by the material shifting sleeve to move to one side of the rainwater grate; and the foreign matters attached to the material shifting sleeve can be scraped by the scraper when rotating to the scraper, and then fall into the drainage ditch. Therefore, foreign matters on the rainwater grate cannot be accumulated to cause blockage, rainwater is guaranteed to flow away smoothly, and the trouble of water accumulation on the road surface is avoided.

The invention is further configured to: dial the material cover outside and be provided with a plurality of V-arrangement grooves around its axial lead, the equal fixedly connected with fixing base in fixed axle both ends, the frame inner wall is provided with the fixed slot that supplies the fixing base card to go into, fixedly connected with top tight spring under the fixed slot between lateral wall and the fixing base, the tangent plane of material cover and scraper contact department is dialled to the scraper perpendicular to, V-arrangement groove tank bottom is provided with the protection pad.

Through adopting above-mentioned technical scheme, when the people's foot is stepped on the rainwater grate, the fixed axle pressurized and drive the fixing base and move down for the compression of the tight spring in top, the V-arrangement groove is gone into to the scraper card, and then makes and dial the material cover and receive the hindrance of scraper and unable the rotation, consequently the pedestrian can not fall down because of dialling the material cover rotation when passing through the rainwater grate. If the scraper is not over against the V-shaped groove when the foot of a person steps on the rainwater grate, after the foot of the person applies rotating force to the material shifting sleeve, the material shifting sleeve rotates for a certain angle to enable the scraper to be clamped into the V-shaped groove, and the rotating angle is small, so that the foot of the person cannot slip.

The invention is further configured to: rainwater grate both sides all are provided with the locking piece, lateral wall intercommunication has the locking hole on the fixed slot, the locking piece is including the locking lever that is located locking hole department, all that are located the homonymy the common fixedly connected with lockplate in lockplate upper end, the scraper can block into the V-arrangement groove when the side is hugged closely on lockplate and the frame, the frame both sides have all been cup jointed and have been supplied the fixed frame that locking plate and frame card were gone into.

Through adopting above-mentioned technical scheme, press the lockplate towards the frame earlier until hugging closely with the frame, sheathe the fixed frame again, the locking lever can produce the extrusion to the fixing base and make the fixed axle remove towards the scraper, and then makes the scraper card go into the V-arrangement groove, dials the material cover and receives the locking, is adapted to the condition that does not have heavy rainfall weather for a long time, avoids the frequent pressurized of rainwater grate and leads to the scraper to warp cracked trouble.

The invention is further configured to: the scraper is characterized in that a cutter groove for clamping the scraper is formed in the lower side of the outer frame, the cutter groove is communicated with a threaded hole towards the lower side of the outer frame, a fastening screw is arranged at the threaded hole, and the scraper is provided with a round hole for the fastening screw to pass through.

Through adopting above-mentioned technical scheme, after unscrewing fastening screw, the scraper just can be taken off, and then the scraper of being convenient for damage is changed.

The invention is further configured to: the drainage channel is characterized in that one side of the drainage channel is communicated with a filter cavity through a filter channel, the bottom of one side, away from the filter channel, of the filter cavity is communicated with a water storage cavity through a water storage channel, a water pumping channel is communicated above the water storage cavity, and a pipeline cover is arranged at the opening of the water pumping channel.

Through adopting above-mentioned technical scheme, when drainage channel ponding and when will fully going out the escape canal, ponding can get into the filter chamber along filtering channel, filters and gets into the retaining chamber along retaining channel after accomplishing, and then avoids ponding to the road body surface and causes the influence to normal traffic. After the pipeline cover is opened, water in the water storage cavity can be used for irrigating plants, supplying a watering cart and the like after being pumped out, and the rainwater is recycled.

The invention is further configured to: the opening part of the filtering channel facing the drainage channel is provided with a filter screen, and a gravel layer, a fine sand layer and an activated carbon layer are sequentially paved in the filtering cavity from top to bottom.

Through adopting above-mentioned technical scheme, the hydroenergy that flows into the retaining intracavity can obtain better filtration, satisfies the quality of water demand of watering water.

The invention is further configured to: the water storage tank is characterized in that the bottom of the clamping groove is communicated with a jacking cavity through a jacking hole, a jacking rod is arranged at the position of the jacking hole, a jacking plate is fixedly connected to one end of the jacking rod in the jacking cavity, an air bag is arranged below the jacking plate, the jacking cavity and the water storage cavity are connected through a connecting pipe, and a water pump is arranged at the position of the connecting pipe.

Through adopting above-mentioned technical scheme, when the rainfall is great and lead to the rainwater on road body surface in time to discharge the escape canal, with the water suction jacking chamber of retaining intracavity, the gasbag receives the buoyancy of water and rises, and then drives jacking board and jacking rod and shifts up, thereby the rainwater grate is by the jack-up, and the opening in escape canal is opened completely, increases rainwater flow area, avoids the trouble of road body surface ponding.

The invention is further configured to: and a limiting groove for clamping the jacking rod is arranged at the lower side of the outer frame.

By adopting the technical scheme, when the jacking rod jacks up the rainwater grate, the limiting groove can limit the jacking rod, so that the trouble that the rainwater grate falls down due to the movement of the jacking rod relative to the rainwater grate is avoided.

The invention is further configured to: the drainage channel comprises a vertical channel, one side of the vertical channel is communicated with a sewer through an inclined channel, a filtering basket is arranged at the bottom of the vertical channel, the junction of the inclined channel and the vertical channel is covered by the filtering basket, and a handle is connected above the filtering basket.

Through adopting above-mentioned technical scheme, the foreign matter that flows into drainage channel can pile up in the filter basket, when the foreign matter in the filter basket piles up too much, through the lifting hook with filter basket from vertical passageway in the back topple over can, avoid the drainage channel in the foreign matter too much and the trouble of jam.

In conclusion, the invention has the following beneficial effects:

1. through the arrangement of the material stirring sleeve and the scraper, foreign matters on the rainwater grate cannot be accumulated to influence the normal flow of rainwater on the surface of the road body into the drainage ditch, so that the rainwater can smoothly flow away;

2. by arranging the water storage cavity, the rainwater holding capacity of the road can be increased, and simultaneously rainwater can be recycled;

3. through the arrangement of the jacking rods, the rainwater grate can be jacked up, so that the opening of the drainage ditch is enlarged, and rainwater can conveniently flow in;

4. through the setting of filtering basket, avoid drainage channel by the trouble of foreign matter jam such as fallen leaves, rubbish.

Drawings

FIG. 1 is a schematic partial cross-sectional view of an embodiment;

FIG. 2 is an enlarged schematic view of area A of FIG. 1;

FIG. 3 is an enlarged schematic view of region B of FIG. 2;

FIG. 4 is an exploded view of a rain water grate in the embodiment;

FIG. 5 is a schematic structural diagram of the material pulling sleeve in the embodiment;

FIG. 6 is another exploded view of the rain water grate in the embodiment;

fig. 7 is an enlarged schematic view of region C in fig. 6.

Description of reference numerals: 1. a road body; 2. a drainage ditch; 3. a drainage channel; 31. a vertical channel; 32. an inclined channel; 4. a rainwater grate; 41. an outer frame; 411. fixing grooves; 412. a locking hole; 413. a cutter groove; 414. a threaded hole; 415. a limiting groove; 42. a fixed shaft; 43. a material pulling sleeve; 431. a V-shaped groove; 44. a scraper; 441. a circular hole; 45. a fixed seat; 46. the spring is tightly propped; 47. a protective pad; 48. a locking member; 481. a locking lever; 482. a locking plate; 483. a fixing frame; 49. fastening screws; 5. a card slot; 6. a filtration channel; 61. filtering with a screen; 7. a filter chamber; 71. a crushed stone layer; 72. a fine sand layer; 73. an activated carbon layer; 8. a water storage channel; 9. a water storage cavity; 10. a water pumping channel; 11. a duct cover; 12. jacking holes; 13. a jacking cavity; 14. a jacking rod; 15. a jacking plate; 16. an air bag; 17. a connecting pipe; 18. a water pump; 19. a filter basket; 191. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a town road drainage structures, as shown in figure 1, including the road body 1 that high both sides are low in the middle of, road body 1 both sides all are provided with

escape canal

2, and 2 groove bottoms intercommunication in escape canal have drainage channel 3. When the rainwater falls on the road body 1, it flows into the drainage ditch 2 on both sides, and flows into the drainage channel 3 along the drainage ditch 2. A plurality of rainwater grates 4 arranged side by side are arranged at the opening of the drainage ditch 2, and the rainwater grates 4 are used for preventing people from stepping empty and falling into the drainage ditch 2.

As shown in fig. 1 and 2, the drainage channel 3 includes a vertical channel 31, one side of the vertical channel 31 is communicated with a sewer through an inclined channel 32, a filter basket 19 is arranged at the bottom of the vertical channel 31, the filter basket 19 covers the junction of the inclined channel 32 and the vertical channel 31, rainwater flows into the vertical channel 31 and then flows into the inclined channel 32, and when the rainwater flows into the inclined channel 32, foreign matters are blocked by the filter basket 19 and are accumulated in the filter basket 19. A handle 191 is fixed above the filtering basket 19, when foreign matters in the filtering basket 19 are accumulated too much, the filtering basket 19 is lifted out of the vertical channel 31 by the lifting hook and then poured, and the trouble that the foreign matters in the drainage channel 3 are too much and blocked is avoided.

As shown in figure 2, one side of the drainage channel 3 close to the drainage ditch 2 is communicated with a filter cavity 7 through a filter channel 6, the bottom of one side of the filter cavity 7 far away from the filter channel 6 is communicated with a water storage cavity 9 through a water storage channel 8, and the water storage channel 8 is communicated with the upper side of the water storage cavity 9. When drainage channel 3 blockked up, the rainwater flowed into filter chamber 7 when being full to filter channel 6, and rethread retaining channel 8 flows into retaining chamber 9 to increase road drainage ability, avoid ponding to the road body 1 surface and to the trouble that normal traffic caused the influence. A water pumping channel 10 is communicated with the upper portion of the water storage cavity 9, a pipeline cover 11 is arranged at the opening of the water pumping channel 10, and after the pipeline cover 11 is opened, water in the water storage cavity 9 can be used for watering plants, supplying watering lorries and the like after being pumped out, so that rainwater is recycled.

As shown in fig. 2 and 3, a filter screen 61 is disposed at an opening of the filter passage 6 facing the drain passage 3, and a crushed stone layer 71, a fine sand layer 72, and an activated carbon layer 73 are sequentially laid in the filter chamber 7 from top to bottom. The water flowing into the water storage cavity 9 can be better filtered, and the water quality requirement of irrigation water is met.

As shown in figure 3, the two sides of the opening of the drainage ditch 2 are provided with clamping grooves 5 for clamping the rainwater grate 4, and the rainwater grate 4 can be directly taken up to facilitate the dredging of the drainage ditch 2 by workers. The bottom of the clamping groove 5 is communicated with a jacking cavity 13 through a jacking hole 12, a jacking rod 14 is arranged at the position of the jacking hole 12, a jacking plate 15 is fixedly connected with one end of the jacking rod 14 in the jacking cavity 13, an air bag 16 is arranged below the jacking plate 15, the jacking cavity 13 and the water storage cavity 9 are connected through a connecting pipe 17, and a water pump 18 is arranged at the position of the connecting pipe 17. The connection pipe 17 bypasses the drain passage 3 and the filtering passage 6 and thus is in a broken state in the drawing. When rainfall is great and the rainwater that leads to road body 1 surface can't in time discharge escape canal 2, with the water suction jacking chamber 13 in the retaining chamber 9, gasbag 16 receives the buoyancy of water and rises, and then drives jacking board 15 and jacking rod 14 and move up, thereby rainwater grate 4 is by the jack-up, and the opening of escape canal 2 is opened completely, increases rainwater flow area, avoids the trouble of road body 1 surface ponding.

As shown in fig. 4, the rain grate 4 includes a square frame-shaped outer frame 41, three fixed shafts 42 are arranged between two opposite inner walls of the outer frame 41 at intervals, a material pulling sleeve 43 with a circular section is rotatably sleeved on the fixed shafts 42, and a scraper 44 connected with the outer frame 41 is tightly attached to the lower side of the material pulling sleeve 43. When rainwater flows to the drainage ditch 2 from the upper part of the road body 1, the material shifting sleeve 43 is impacted by water flow and rotates around the fixed shaft 42, so that foreign matters such as fallen leaves and garbage on the rainwater grate 4 can be pushed by the material shifting sleeve 43 to move to one side of the rainwater grate 4; and the foreign matters attached to the material shifting sleeve 43 are scraped by the scraper 44 when rotating to the scraper 44, and then fall into the drainage ditch 2. Therefore, the foreign matters on the rainwater grate 4 can not be accumulated to cause blockage, the rainwater can be ensured to flow away smoothly, and the trouble of water accumulation on the road surface is avoided.

As shown in fig. 6, a limiting groove 415 into which the lifting rod 14 is inserted is formed at the lower side of the outer frame 41, and when the lifting rod 14 lifts the rain water grate 4, the limiting groove 415 can limit the lifting rod 14, so that the trouble that the rain water grate 4 moves relative to the lifting rod 14 and falls down is avoided.

As shown in fig. 6 and 7, fixing bases 45 (as shown in fig. 4) are fixedly connected to both ends of the fixing shaft 42, a fixing groove 411 into which the fixing base 45 is clamped is formed in the inner wall of the outer frame 41, a jacking spring 46 is fixedly connected between the lower side wall of the fixing groove 411 and the fixing base 45, the scraper 44 is perpendicular to a tangent plane of a contact position of the material shifting sleeve 43 and the scraper 44, a plurality of V-shaped grooves 431 are formed in the outer side of the material shifting sleeve 43 around the axial line of the material shifting sleeve, and a protection pad 47 (as shown in fig. 5. When a person steps on the rainwater grate 4, the fixed shaft 42 is pressed to drive the fixed seat 45 to move downwards, so that the jacking spring 46 is compressed, the scraper 44 is clamped into the V-shaped groove 431, the material shifting sleeve 43 is blocked by the scraper 44 and cannot rotate, and therefore the pedestrian cannot fall down due to the rotation of the material shifting sleeve 43 when passing through the rainwater grate 4. If the scraper 44 is not over against the V-shaped groove 431 when the foot of a person steps on the rain grate 4, the foot of the person applies a rotating force to the material shifting sleeve 43, and then the material shifting sleeve 43 rotates by a certain angle to enable the scraper 44 to be clamped into the V-shaped groove 431, and the rotating angle is small, so that the foot of the person cannot slip.

As shown in fig. 7, a blade groove 413 into which the scraper 44 is inserted is provided on the lower side of the outer frame 41, a screw hole 414 is communicated with the blade groove 413 on the lower side of the outer frame 41, a fastening screw 49 is provided at the screw hole 414, and a circular hole 441 through which the fastening screw 49 passes is provided on the scraper 44. After the fastening screw 49 is unscrewed, the scraper 44 can be removed, thereby facilitating replacement of the damaged scraper 44.

As shown in fig. 4, locking pieces 48 are arranged on both sides of the rain grate 4, locking holes 412 are communicated with the upper side walls of the fixing grooves 411, each locking piece 48 comprises a locking rod 481 positioned at the locking hole 412, locking plates 482 are fixedly connected to the upper ends of all the locking rods 481 positioned on the same side, the scrapers 44 can be clamped into the V-shaped grooves 431 when the locking plates 482 are tightly attached to the upper side surface of the outer frame 41, fixing frames 483 for clamping the locking plates 482 and the outer frame 41 are sleeved on both sides of the outer frame 41, and the fixing frames 483 are in a door shape. Firstly, the locking plate 482 is pressed towards the outer frame 41 until the locking plate is tightly attached to the outer frame 41, then the fixing frame 483 is sleeved, the locking rod 481 can extrude the fixing seat 45 to enable the fixing shaft 42 to move towards the scraper 44, further the scraper 44 is clamped into the V-shaped groove 431, the material shifting sleeve 43 is locked, the rainwater grate is suitable for the condition of no heavy rainfall weather for a long time, and the trouble that the scraper 44 deforms and breaks due to frequent pressing of the rainwater grate 4 is avoided.

The working process is as follows:

after falling on the road body 1, the rain water slides to the drainage ditches 2 at two sides, then enters the vertical channel 31 and enters the sewer along the inclined channel 32. When the drainage channel 3 is blocked, the rainwater flows into the filtering cavity 7 after filling the filtering channel 6 and then flows into the water storage cavity 9 through the water storage channel 8.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, 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 invention.

Claims

1. The utility model provides a town road drainage structures, includes road body (1), road body (1) both sides all are provided with escape canal (2), escape canal (2) ditch end intercommunication has drainage channel (3), escape canal (2) opening part is provided with a plurality of rainwater grate (4), escape canal (2) opening both sides all are provided with draw-in groove (5) that supply rainwater grate (4) card to go into, its characterized in that: the rainwater grate (4) comprises an outer frame (41), a plurality of fixed shafts (42) are arranged between two opposite inner walls of the outer frame (41) at intervals, the fixed shafts (42) are rotatably sleeved with material shifting sleeves (43) with circular ring-shaped sections, scrapers (44) connected with the outer frame (41) are tightly attached to the lower sides of the material shifting sleeves (43), a plurality of V-shaped grooves (431) are formed in the outer sides of the material shifting sleeves (43) around the axial lines of the materials, fixing seats (45) are fixedly connected to the two ends of the fixed shafts (42), fixing grooves (411) for the fixing seats (45) to be clamped in are formed in the inner walls of the outer frame (41), jacking springs (46) are fixedly connected between the lower side walls of the fixing grooves (411) and the fixing seats (45), the scrapers (44) are perpendicular to the sections of the material shifting sleeves (43) and the scrapers (44), protective pads (, rainwater grate (4) both sides all are provided with locking piece (48), lateral wall intercommunication has locking hole (412) on fixed slot (411), locking piece (48) are located all of homonymy including locking lever (481) that are located locking hole (412) department the common fixedly connected with lockplate (482) in locking lever (481) upper end, V-arrangement groove (431) can be blocked in scraper (44) when side is hugged closely on lockplate (482) and frame (41), frame (41) both sides have all been cup jointed and have been supplied fixed frame (483) that locking plate (482) and frame (41) card were blocked.

2. The municipal road drainage structure according to claim 1, wherein: the scraper is characterized in that a cutter groove (413) for a scraper (44) to be clamped in is arranged on the lower side of the outer frame (41), the cutter groove (413) is communicated with a threaded hole (414) towards the lower side of the outer frame (41), a fastening screw (49) is arranged at the position of the threaded hole (414), and a round hole (441) for the fastening screw (49) to pass through is formed in the scraper (44).

3. The municipal road drainage structure according to claim 1, wherein: drainage channel (3) one side has filter chamber (7) through filtration passageway (6) intercommunication, one side bottom that filter chamber (7) kept away from filtration passageway (6) has retaining chamber (9) through retaining passageway (8) intercommunication, retaining chamber (9) top intercommunication has pumping channel (10), pumping channel (10) opening part is provided with pipeline cover (11).

4. A municipal road drainage structure according to claim 3, wherein: filter passageway (6) and be provided with filter screen (61) towards the opening part of drainage channel (3), rubble layer (71), fine sand layer (72), activated carbon layer (73) have been laid in proper order from top to bottom in filter chamber (7).

5. A municipal road drainage structure according to claim 3, wherein: draw-in groove (5) bottom has jacking chamber (13) through jacking hole (12) intercommunication, jacking hole (12) department is provided with jacking rod (14), jacking rod (14) one end fixedly connected with jacking plate (15) in jacking chamber (13), jacking plate (15) below is provided with gasbag (16), connect through connecting pipe (17) between jacking chamber (13) and retaining chamber (9), connecting pipe (17) department is provided with water pump (18).

6. A municipal road drainage structure according to claim 5, wherein: and a limiting groove (415) for the jacking rod (14) to be clamped in is arranged on the lower side of the outer frame (41).

7. The municipal road drainage structure according to claim 1, wherein: drainage channel (3) include vertical passageway (31), vertical passageway (31) one side is through slope passageway (32) and sewer intercommunication, vertical passageway (31) bottom is provided with filtration basket (19), filtration basket (19) cover slope passageway (32) and vertical passageway (31) juncture, filtration basket (19) top is connected with handle (191).