CN208293716U - A kind of town road drainage system - Google Patents

A kind of town road drainage system Download PDF

Info

Publication number
CN208293716U
CN208293716U CN201820801362.4U CN201820801362U CN208293716U CN 208293716 U CN208293716 U CN 208293716U CN 201820801362 U CN201820801362 U CN 201820801362U CN 208293716 U CN208293716 U CN 208293716U
Authority
CN
China
Prior art keywords
filter chamber
shell
gutter
shaft
hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201820801362.4U
Other languages
Chinese (zh)
Inventor
黄亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Cheng Chuang Construction Co Ltd
Original Assignee
Guangdong Cheng Chuang Construction Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Cheng Chuang Construction Co Ltd filed Critical Guangdong Cheng Chuang Construction Co Ltd
Priority to CN201820801362.4U priority Critical patent/CN208293716U/en
Application granted granted Critical
Publication of CN208293716U publication Critical patent/CN208293716U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/60Planning or developing urban green infrastructure

Landscapes

  • Sewage (AREA)

Abstract

The utility model discloses a kind of town road drainage systems, solve the problems, such as that cleanup crew needs to expend a large amount of strength when cleaning the filter layer in gutter and could remove sundries from filter layer, its key points of the technical solution are that including gutter, filtering and cleaning device is equipped in gutter, filtering and cleaning device includes shell, shaft and filter chamber, shell is located at the open top end in gutter, shell is equipped with the first through hole being connected to gutter, shaft is arranged along the length direction in gutter, and it is rotationally connected with the top middle portion of shell, there are two filter chamber's settings, the outer surface of shaft is fixed in filter chamber, the bottom surface of filter chamber is directed away from the side inclination of shaft, filter chamber far from the side of shaft contact at shell close to filter chamber side, filter chamber is equipped with the second through-hole being connected to first through hole, the surface of second through-hole is fixed There is the first filter screen, is achieved the purpose that by turnover filter chamber convenient for rainwater sundries in manual cleaning filter layer.

Description

A kind of town road drainage system
Technical field
The utility model relates to drainage system, in particular to a kind of town road drainage system.
Background technique
Town road refers to each department in sensible city, uses for communications and transportation in city and pedestrian, raw convenient for resident Living, work and cultural and recreational activity, and the road for bearing external traffic is connect with road outside city, in the two sides of town road one As shunting of the gutter to rainwater can be set.
The Chinese utility model patent for now retrieving a Publication No. CN201720432815.6, it is anti-that it discloses one kind Gutter is blocked, the advantages of sanitary sewage or rainwater being filtered and be convenient to clean institute's impurity screening.Its technical side Case main points be include gutter plate and gutter bottom, further include being removably connected to cover board at the draining exit or entrance of a clitch and convenient for from draining The filter device taken out in ditch, the plate hole that setting rain flows on cover board;Filter device is towards ground surface side and cover board phase Contact and the filter device rainwater flow into sewage inflow side in side and gutter and are disposed as open ports.Sanitary sewage or Impurity inside person's rainwater will be filtered device and be filtered, and filtered impurity is trapped in filter device, as cleaning people When the impurity of these delays of member's cleaning, detachable cover plate is got off, filter device is taken out out of gutter, cleanup crew will be detained Impurity in filter device concentrates taking-up processing.The utility model reduces road by the way that filter device is arranged in gutter Area water can also be effectively prevented line clogging.
After the sundries of filter some amount, filter efficiency can gradually decrease the filter device, need cleanup crew at this time Sundries in filter layer is cleaned.But after the sundries in filter layer is stacked into constant weight, cleanup crew is needed to expend A large amount of strength could remove sundries from filter layer, bring inconvenience to the cleaning in gutter.
Utility model content
The purpose of the utility model is to provide a kind of town road drainage systems, have turnover filter chamber convenient for artificial The advantages of filter effect of sundries and double-layer filtering net after clearing up dmp filter.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of town road draining System, including gutter, are equipped with filtering and cleaning device in the gutter, the filtering and cleaning device include shell, shaft with The gutter is open the filter chamber to match, and the shell is located at the open top end in the gutter, the shell equipped with The first through hole of the gutter connection, the shaft is arranged along the length direction in the gutter, and is rotationally connected with institute State the top middle portion of shell, there are two filter chamber's settings, the filter chamber be fixed on the outer surface of the shaft and along The axially symmetric setting of the shaft, the bottom surface of the filter chamber are directed away from the side inclination of the shaft, the filter chamber Side far from the shaft contacts at the shell close to the side of the filter chamber, and the filter chamber is equipped with and described first Second through-hole of through-hole connection, second through-hole are located at the inner sidewall of filter chamber, and the surface of second through-hole is fixed with the One filter screen.
By using above-mentioned technical proposal, the open top end that shell is set to gutter can provide limit for shaft and filter chamber Bit function, is located on the shell and the first through hole being connected to gutter enters gutter convenient for rainwater, and shaft is along gutter Length direction setting filter chamber can be made to rotate around it, when one end of filter chamber turns to highest point, filter indoor sundries It can slide to due to gravity close to shaft side, labour-saving can be played the role of convenient for clearing up sundries;The side of filter chamber Towards the bottom angled of shell, the other side contacts at the side of shell, so that the filter chamber is had biggish filter area, with first Second through-hole of through-hole connection is convenient for filtered rainwater being expelled to gutter, and the first filter screen is easy to implement the direct of rainwater Filtering function.
The further setting of the utility model, the filtering and cleaning device it is uniformly distributed along the length direction in the gutter and Quantity is no less than two, is fixedly connected between the two neighboring filtering and cleaning device.
By using above-mentioned technical proposal, quantity is no less than two filtering and cleaning devices along the length direction in gutter It is uniformly distributed, it is suitable for the gutter of different length, and be to be fixedly connected with holding overall structure between two neighboring filtering and cleaning device Stability.
The further setting of the utility model, the shell are equipped with card slot along one end of the gutter length direction, The other end of the shell is equipped with the fixture block that matches with the card slot, two neighboring filtering and cleaning device by the card slot with The fixture block is connected together.
By using above-mentioned technical proposal, adjacent two are completed by card slot and being connected together for fixture block between two neighboring shell Positioning between a filtering and cleaning device can both make being easily installed and dismantling for filtering and cleaning device.
The further setting of the utility model, the filter chamber include scraper plate, arc sealing plate and side plate, and the shell is separate The two sides of the shaft are connected by the arc sealing plate, and the scraper plate is fixed on the side wall of the shaft and contacts at the arc The two sides of shape sealing plate, the scraper plate close to the roller end are symmetrically fixed with side plate.
By using above-mentioned technical proposal, arc sealing plate is fixed on two sides of the shell far from shaft, arc sealing plate and scraper plate Between gap be convenient for scraper plate rotation, the second through-hole be convenient for rainwater filtering, the first filter screen convenient for filtering sundries, be fixed on The scraper plate of shaft side wall can make the sundries separated be moved to top from the bottom of filter chamber.
The further setting of the utility model, the side top of the filter chamber close to the shell are hinged with L-type fastener, The side of the case surface close to the filter chamber is equipped with the square hole to match with the L-type fastener.
By using above-mentioned technical proposal, the L-type fastener and being clasped for square hole being articulated at the top of shell side can It is low to mitigate filter effect caused by the random rotation because of filter chamber convenient for filter chamber's positioning, when needing to clear up filter chamber When L-type fastener can be separated with square hole, and rotate L-type fastener to far from square hole side, in order to which filter chamber is normal Rotation.
The further setting of the utility model, the two sides in the shell close to the gutter are equipped with boss, the row The top in ditch is equipped with the recessing groove to match with the boss, and the boss is connected together with the recessing groove.
By using above-mentioned technical proposal, the boss for being set to shell close to gutter two sides can provide Vertical Square for shell To stress support, the recessing groove to match with boss can be convenient for for shell providing the limit of horizontal direction, moreover it is possible to make shell and Gutter Matching installation.
The further setting of the utility model, one end of the filter chamber close to the shell have been connected by hinge connection Bar, the connecting rod are fixed with foot pedal far from the end of the filter chamber.
By using above-mentioned technical proposal, the connecting rod being connect by hinge with filter chamber can be convenient for completion off working state Under storage, foot pedal can push filter chamber to rotate convenient for cleanup crew, filter chamber is enable to turn to highest point easily, thus Complete the cleaning to sundries.
The further setting of the utility model, the shell are symmetrically arranged with annulus branch along the both ends of the gutter axial direction Support is equipped with the second filter screen between the adjacent arch brace frame.
By using above-mentioned technical proposal, arch brace frame can avoid the damage caused by falling off from shaft because of filter chamber Bad, for arch brace frame convenient for placing the second filter screen, the second filter screen can provide secondary filter for filtering and cleaning device, to reduce Sundries content in gutter.
The further setting of the utility model, the top of the shell are equipped with the pipeline to match with the first through hole and seal The end of lid, the closure plug is equipped with leak through-hole.
By using above-mentioned technical proposal, positioned at cover top portion and the closure plug that matches with first through hole can be filtering Cleaning device provides protection, and leak through-hole can be convenient for the inflow of daily rainwater.
In conclusion the utility model has the following beneficial effects:
1, the filtered filter chamber dmp filter being set to inside gutter is high-efficient, and turnover filter chamber is convenient for artificial clear Sundries after managing dmp filter;
2, two neighboring filtering and cleaning device is to be connected together convenient for being arranged according to the length in gutter, and be connected together So that assembling and dissembling process is more convenient;
3, any rotation of the L-type fastener with limit function convenient for limitation filter chamber during filtering rainwater, to improve The effect of dmp filter;
4, foot pedal pushes filter chamber to complete rotary movement convenient for cleanup crew, in order to clear up the sundries in filter chamber, To reduce maintenance cost.
Generally speaking the utility model, dmp filter is high-efficient, and turnover filter chamber makes the cleaning of sundries more square Just quick, multiple filtering and cleaning devices convenient for assembly and disassembly can be also set according to the length in gutter.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment one;
Fig. 2 is the enlarged drawing in Fig. 1 at A;
Fig. 3 is the structural schematic diagram of embodiment two.
Appended drawing reference: 1, gutter;2, filtering and cleaning device;3, shell;4, shaft;5, filter chamber;6, first through hole;7, Second through-hole;8, the first filter screen;9, card slot;10, fixture block;11, scraper plate;12, arc sealing plate;13, side plate;14, L-type fastener; 15, square hole;16, boss;17, recessing groove;18, foot pedal;19, arch brace frame;20, the second filter screen;21, pipeline seals Lid;22, leak through-hole;23, connecting rod;24, hinge.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment one: a kind of town road drainage system, as depicted in figs. 1 and 2, including gutter 1, gutter 1 are to set It is placed in the U-type groove for draining of town road two sides, the storm-water system phase intercommunication in gutter 1 and town road, via filtering The filtered rainwater of cleaning device 2 enters the storm-water system of town road.Filtering and cleaning device 2 is equipped in gutter 1.Cross filtering Clean device 2 includes that shell 3, shaft 4 and gutter 1 are open the filter chamber 5 to match, and shell 3 is and 1 opening size phase of gutter Matched metal frame, the two sides in shell 3 close to gutter 1 are equipped with boss 16, and boss 16 is with 3 one of shell and towards row The boss structure that ditch 1 extends, the top in gutter 1 are equipped with the recessing groove 17 to match with boss 16, the width of recessing groove 17 Equal to boss 16 with shell 3 close at a distance from 1 side of gutter, boss 16 is connected together with recessing groove 17, and boss 16 can be outer Shell 3 provides the stress support of vertical direction, and recessing groove 17 is by providing the limit of horizontal direction for shell 3, so that shell 3 and row 1 Matching installation of ditch, shell 3 are located at the open top end in gutter 1, and shell 3 is equipped with the first through hole 6 being connected to gutter 1, with Convenient in the filter chamber 5 of rainwater.
The top middle portion of shell 3 is rotatably connected to shaft 4, and shaft 4 is arranged along the length direction in gutter 1, and shaft 4 is Solid rotation axis, to drive filter chamber 5 to make pivoting.When the motion profile of filter chamber 5 is 4 rotation around the shaft of filter chamber 5 The path locus streaked, when one end of filter chamber 5 turns to highest point, sundries in filter chamber 5 can due to gravity and Toward filter chamber 5 is slided to close to the side of shaft 4, sundries can be cleared up convenient for cleanup crew, shaft 4 is fixed in filter chamber 5 Outer surface is simultaneously symmetrical arranged axially along.Filter chamber 5 is the cavity body structure of top end opening, and filter chamber 5 is close to the side of shaft 4 Towards the bottom angled of shell 3, the other side of filter chamber 5 contacts at shell 3 close to the side of filter chamber 5, filter chamber 5 be equipped with The second through-hole 7 that first through hole 6 is connected to, first through hole 6 and the second through-hole 7 are through-hole structure, and the second through-hole is located at filter chamber Inner sidewall.The filter efficiency of the size and rainwater of first through hole 6 and the second through-hole 7 is positively correlated, the surface of the second through-hole 7 It is fixed with the first filter screen 8, with the filtering function for realizing rainwater.The section of filter chamber 5 is V-shaped.
Filtering and cleaning device 2 is uniformly distributed along the length direction in gutter 1 and quantity is no less than two, two neighboring filtering excessively It is fixedly connected between clean device 2, the filtering and cleaning device 2 that quantity is no less than two is uniformly distributed along the length direction in gutter 1, can The gutter 1 of different length is adapted to, and can be improved to mitigation to be fixedly connected because of rainwater between two neighboring filtering and cleaning device 2 It is bad to wash away filter effect caused by filtering and cleaning device 2.
Shell 3 is equipped with card slot 9 along one end of 1 length direction of gutter, and card slot 9 is integrated with shell 3 and extends outward Perpendicular type entity, the other end of shell 3 is equipped with matched fixture block 10 complementary with card slot 9, and two neighboring filtering and cleaning device 2 leads to It crosses card slot 9 to be connected together with fixture block 10, completes adjacent two by card slot 9 and being connected together for fixture block 10 between two neighboring shell 3 Positioning between a filtering and cleaning device 2 can both be convenient for the installation and removal of filtering and cleaning device 2.
The side top of filter chamber 5 close to shell 3 is hinged with L-type fastener 14, L-type fastener 14 be with 5 one of filter chamber and The side of the L-type entity extended towards shell 3,3 surface of shell close to filter chamber 5 is rectangular equipped with matching with L-type fastener 14 Hole 15, square hole 15 is depth direction towards gutter 1 and not exclusively through the hole of shell 3, in order to the positioning of L-type fastener 14, L Type fastener 14 and being clasped for square hole 15 can position convenient for filter chamber 5, caused by mitigating the random rotation because of filter chamber 5 Filter effect it is low, L-type fastener 14 can be separated with square hole 15 when needing to clear up filter chamber 5, and rotate L-type fastener 14 To the side far from square hole 15, in order to the rotation of filter chamber 5.
Filter chamber 5 is connected with connecting rod 23 by hinge 24 close to one end of shell 3, in order to complete connecting rod 23 non- Storage under working condition, connecting rod 23 are the rod piece extended along 5 motion profile of filter chamber, with for connect filter chamber 5 with Foot pedal 18, connecting rod 23 are fixed with foot pedal 18 far from the end of filter chamber 5, and foot pedal 18 is with certain thickness rectangular Plate, in order to which cleanup crew pushes filter chamber 5 to rotate, to complete the cleaning to sundries.When foot pedal 18 move down to outside When the upper surface of shell 3 is parallel, connecting rod 23 extends to stroke maximum value along the motion profile of filter chamber 5, at this time filter chamber 5 The angle rotated is greater than 90 degree.
Shell 3 is symmetrically arranged with arch brace frame 19 along the axial both ends in gutter 1, and arch brace frame 19 is and filter chamber The support frame that 5 motion profiles match can avoid the damage caused by falling off from shaft 4 because of filter chamber 5, adjacent rings support The second filter screen 20 is equipped between frame 19, in order to provide secondary filter for filtering and cleaning device 2, to reduce in gutter 1 Sundries content.
The top of shell 3 is equipped with the closure plug 21 to match with first through hole 6, and closure plug 21 is handled rectangular The end of metal cover, closure plug 21 is equipped with leak through-hole 22, in order to the inflow of daily rainwater.
The course of work: filtered filter chamber 5 is placed in the recessing groove 17 in gutter 1 by the boss 16 on shell 3, and rain is logical It crosses first through hole 6 to enter in filter chamber 5, and is filtered by the first time that the first filter screen 8 in filter chamber 5 completes rainwater, this When L-type fastener 14 be to be buckled on the square hole 15 of shell 3,5 opposite shell 3 of filter chamber is fixed, when needing to clear up in filter chamber 5 Sundries when, L-type fastener 14 can be overturn toward 5 direction of filter chamber, and then filter chamber 5 be unlocked, foot pedal 18 is overturn to most After high point, cleanup crew can apply a downward power to foot pedal 18, then be turned out filter chamber 5 via connecting rod 23 To certain angle, sundries in filter chamber 5 due to gravity effect and slide to filter chamber 5 close to the side of shaft 4, clean people Member can be easily by eliminating impurities.
Embodiment two: a kind of town road drainage system, as shown in figure 3, being clean room 5, mistake with the difference for implementing one Filter chamber 5 includes scraper plate 11, arc sealing plate 12 and side plate 13, and two sides of the shell 3 far from shaft 4 are connected by arc sealing plate 12, scraped Plate 11 is close to 4 side of shaft towards the oblique inclined square plate in gutter 1, and scraper plate 11 is fixed on the side wall of shaft 4 and contacts at Arc sealing plate 12, the middle part of scraper plate 11 are equipped with the second through-hole 7, and the surface of the second through-hole 7 is fixed with the first filter screen 8, arc envelope Plate 12 is the arc-shaped plate extended along 11 motion profile of scraper plate, and the two sides of scraper plate 11 close to 4 end of shaft are symmetrically fixed with side Plate 13, side plate 13 are the square plate plate for connecting scraper plate 11 and arc sealing plate 12, and arc sealing plate 12 is fixed on shell 3 far from shaft 4 Two sides, there are certain gap between arc sealing plate 12 and scraper plate 11, in order to which scraper plate 11 is completed to rotate, when scraper plate 11 around When shaft 4 rotates, scraper plate 11 can make the sundries separated be moved to top from the bottom of filter chamber 5, to complete to filtering The cleaning of 5 sundries of room.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. a kind of town road drainage system, including gutter (1), which is characterized in that be equipped with filtering in the gutter (1) Clean device (2), the filtering and cleaning device (2) include the mistake that shell (3), shaft (4) and the gutter (1) opening match Filter chamber (5), the shell (3) are located at the open top end in the gutter (1), and the shell (3) is equipped with and the gutter (1) The first through hole (6) of connection, the shaft (4) are arranged along the length direction of the gutter (1), and are rotationally connected with described The top middle portion of shell (3), there are two filter chamber (5) settings, and the filter chamber (5) is fixed on the outer of the shaft (4) Surface and along the axially symmetric setting of the shaft (4), the bottom surface of the filter chamber (5) is directed away from the shaft (4) Side inclination, the filter chamber (5) contact at the shell (3) close to the filter chamber (5) far from the side of the shaft (4) Side, the filter chamber (5) is equipped with the second through-hole (7) for being connected to the first through hole (6), the second through-hole (7) position The surface of inner sidewall in filter chamber (5), second through-hole (7) is fixed with the first filter screen (8).
2. a kind of town road drainage system according to claim 1, which is characterized in that the filtering and cleaning device (2) Along the length direction of the gutter (1), uniformly distributed and quantity is no less than two, the two neighboring filtering and cleaning device (2) it Between be fixedly connected.
3. a kind of town road drainage system according to claim 2, which is characterized in that the shell (3) is perpendicular to institute The side for stating gutter (1) length direction is equipped with card slot (9), and another side of the shell (3) is equipped with and the card slot (9) phase Matched fixture block (10), two neighboring filtering and cleaning device (2) are connected together by the card slot (9) with the fixture block (10).
4. a kind of town road drainage system according to claim 1, which is characterized in that the filter chamber (5) includes scraping The two sides of plate (11), arc sealing plate (12) and side plate (13), the adjacent shaft (4) of the shell (3) are sealed by the arc Plate (12) connection, the scraper plate (11) is fixed on the side wall of the shaft (4) and contacts at the arc sealing plate (12), described to scrape The two sides of plate (11) close to the shaft (4) end are symmetrically fixed with side plate (13).
5. a kind of town road drainage system according to claim 1, which is characterized in that the filter chamber (5) is close to institute The side top for stating shell (3) is hinged with L-type fastener (14), and the side of shell (3) surface close to the filter chamber (5) is set There is the square hole (15) to match with the L-type fastener (14).
6. a kind of town road drainage system according to claim 1, which is characterized in that the shell (3) is described in The two sides in gutter (1) are equipped with boss (16), and the top of the gutter (1) is equipped with to be allowed with what the boss (16) matched Position slot (17), the boss (16) are connected together with the recessing groove (17).
7. a kind of town road drainage system according to claim 1, which is characterized in that the filter chamber (5) is close to institute The one end for stating shell (3) is connected with connecting rod (23) by hinge (24), and the connecting rod (23) is far from the filter chamber (5) End is fixed with foot pedal (18).
8. a kind of town road drainage system according to claim 1, which is characterized in that the shell (3) is along described The both ends of gutter (1) axial direction are symmetrically arranged with arch brace frame (19), and second is equipped between the adjacent arch brace frame (19) Filter screen (20).
9. a kind of town road drainage system according to claim 1, which is characterized in that set at the top of the shell (3) There is the closure plug (21) being connected to the first through hole (6), the end of the closure plug (21) is equipped with leak through-hole (22).
CN201820801362.4U 2018-05-25 2018-05-25 A kind of town road drainage system Active CN208293716U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820801362.4U CN208293716U (en) 2018-05-25 2018-05-25 A kind of town road drainage system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820801362.4U CN208293716U (en) 2018-05-25 2018-05-25 A kind of town road drainage system

Publications (1)

Publication Number Publication Date
CN208293716U true CN208293716U (en) 2018-12-28

Family

ID=64727266

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820801362.4U Active CN208293716U (en) 2018-05-25 2018-05-25 A kind of town road drainage system

Country Status (1)

Country Link
CN (1) CN208293716U (en)

Similar Documents

Publication Publication Date Title
CN105332416B (en) A kind of automatic turnover roof drain pollutant interception
CN210177646U (en) Sponge urban rainwater pipeline system
CN112554303B (en) Intelligent waterlogging prevention flood diversion system device and method based on smart sponge city
CN215406437U (en) Municipal administration road drainage structure
KR101574644B1 (en) A Rainwater Gathering Equipment
CN105386508B (en) Novel hydraulic automatic control initial rainwater discarding device
CN207727378U (en) A kind of sponge city pavement
CN208293716U (en) A kind of town road drainage system
CN210737273U (en) Town road drainage structures
CN208293737U (en) A kind of sponge urban construction drainage structure
CN215211452U (en) Sponge urban rainwater regulation and storage structure
CN216379874U (en) Town road drainage structures
CN207092240U (en) It is a kind of to lift closed odour-proof floor drain certainly
CN214657619U (en) Municipal drainage system for sponge city
CN211523806U (en) Steel construction building roof drainage structures
CN215483399U (en) Prevent high-efficient dirty shunt of rain of jam
CN213805773U (en) Water collecting device of residential area sponge facility
CN213143647U (en) Energy-saving building drainage system
CN213538598U (en) Town road drainage device
CN209040448U (en) A kind of high-building construction temporary drainage structure
CN211873238U (en) Sponge city rainwater shunting hinders dirty anti-reflux discharging equipment
CN208763019U (en) A kind of water proof road structure for base pit engineering
CN210097066U (en) Municipal sewage filtering device
CN207553263U (en) A kind of high discharge rate anti-blocking rain water mouth structure
CN206428790U (en) A kind of roof floor drain for strengthening draining

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant