CN209555686U - A kind of environmental protection floor tile being convenient to clean - Google Patents
A kind of environmental protection floor tile being convenient to clean Download PDFInfo
- Publication number
- CN209555686U CN209555686U CN201822062150.1U CN201822062150U CN209555686U CN 209555686 U CN209555686 U CN 209555686U CN 201822062150 U CN201822062150 U CN 201822062150U CN 209555686 U CN209555686 U CN 209555686U
- Authority
- CN
- China
- Prior art keywords
- outer cover
- cavity
- convenient
- environmental protection
- filter screen
- 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.)
- Expired - Fee Related
Links
- 230000007613 environmental effect Effects 0.000 title claims abstract description 30
- 230000000452 restraining effect Effects 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 15
- 230000003111 delayed effect Effects 0.000 abstract description 2
- 230000008595 infiltration Effects 0.000 description 8
- 238000001764 infiltration Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000011449 brick Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000013036 cure process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
Landscapes
- Sewage (AREA)
Abstract
The utility model relates to a kind of environmental protection floor tiles being convenient to clean, including outer cover, and outer cover lower end surface is recessed upwards free chamber, the upper plate Through-cavity of outer cover is provided with draining seam, supporting element is provided in cavity, upper plate described in supports support, there are permeable gaps between supporting element and cavity inner sidewall；Detachable hang has filter screen below upper plate, and filter screen setting is below draining seam.By above-mentioned setting, rainwater enters in the cavity of outer cover from draining seam；Gap between supporting element and outer cover can penetrate into soil from gap for the rainwater entered in cavity.User can periodically lift outer cover, and then lift filter screen, clear up after dismantling filter screen the sundries accumulated in filter screen；Cavity is set in outer cover lower end, the water-holding capacity of floor tile can be increased, when rainfall is larger, rainwater penetrates into the speed in soil not as good as rainfall rate, rainwater can be stored first in cavity, so that the environmental protection floor tile upper surface be delayed to be flooded by rainwater, be walked on for pedestrian.
Description
Technical field
The utility model relates to build the technical field of floor tile, more particularly, to a kind of environmental protection floor tile being convenient to clean.
Background technique
The beauty in city is gone on a journey and kept for convenience of people, people are usually laid with brick and carry out cure process to pavement,
The hardening of existing road is that cement, marble, glazed tile etc. are laid with to it, waterproof due to these materials, whenever raining,
Rainwater must drain from sewer, if on the one hand draining will result in the water logging in street, the underground in another aspect city not in time
Water cannot supplement, and influence the normal growth of vegetation.
Existing water-permeable brick permeable gap is easy fall leaves, the sundries blocking such as soil, leads to infiltration effect using after longer
Fruit is declined to a great extent, and does not allow easy to clean, only replaces water-permeable brick in large area, higher cost, there are rooms for improvement.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of environmental protection ground being convenient to clean
Brick has the function of that easy cleaning enters floor tile sundries.
To achieve the above object, the utility model provides following technical solution:
A kind of environmental protection floor tile being convenient to clean, including outer cover, the outer cover lower end surface is recessed upwards free chamber, the outer cover
Upper plate penetrate through the cavity and be provided with draining seam, supporting element, upper top described in the supports support are provided in the cavity
Plate, there are permeable gaps between the supporting element and the cavity inner sidewall；There is detachable hang below the upper plate
Strainer, the filter screen setting is below draining seam.
By above-mentioned setting, which is made of the outer cover of rectangle with the supporting element being arranged in below outer cover, is supported
Part lower end surface is recessed upwards free chamber, and supporting element is placed in cavity, and outer cover upper surface Through-cavity is provided with two along outer cover pair
The draining seam of linea angulata setting, so that rainwater be made to enter in the cavity of outer cover from draining seam；Supporting element plays a supportive role to upper plate,
There is the gap of infiltration between supporting element and outer cover, supporting element and outer cover are both placed on soil, between supporting element and outer cover
Gap can penetrate into soil from gap for the rainwater entered in cavity, to realize drain function.Pass through outer cover and supporting element point
From setting collected by filter screen, user can periodically will be outer after sundries such as fallen leaves, soil enter cavity from draining seam
Lid lifts, and then lifts filter screen, clears up after dismantling filter screen the sundries accumulated in filter screen, to keep the environmental protection
The infiltration ability of floor tile；Two draining seams are diagonally arranged and are connected at outer cover center, increase draining seam area, increasing
It is long, so that sundries is not easy blocking draining seam, it is easier to enter accumulation in cavity, it can periodic cleaning；In outer cover lower end, cavity is set,
The water-holding capacity that floor tile can be increased, when rainfall is larger, rainwater penetrates into the speed in soil not as good as rainfall rate, and rainwater can be first
It stores in cavity, so that the environmental protection floor tile upper surface be delayed to be flooded by rainwater, walks on for pedestrian.
The utility model is further arranged, and the supporting element includes the support plate of one piece of rectangle and fixes on the supporting plate
Several support columns of end face, the support column are abutted with the upper plate lower end surface, the lower end face of support plate and the outer cover
Lower end surface is coplanar.
By above-mentioned setting, one piece of support plate is set by supporting element and 4 cross sections are the support column of triangle, branch
Dagger plays a supporting role to upper plate, and cross section is set as triangle, according to triangle stability far from can be less
Preferable support effect and structural stability are obtained in the case where support column, and supporting element can be reduced to sky using support column support
The occupancy of chamber volume makes cavity have bigger water-holding capacity, when rainfall is larger, buffer time is improved, for pedestrian in the ring
It protects on floor tile and walks；And the setting of support column can play certain limit and fixed function to the sundries fallen into cavity,
It stays the sundries across filter screen as much as possible on the supporting plate, improves the infiltration effect in the gap between supporting element and outer cover；
Supporting element lower end surface is coplanar with outer cover lower end surface, and the cavity sidewalls of outer cover is made to also function to the supporting role to outer cover, then passes through branch
Supporting role of the dagger to upper plate, improves the overall structural strength of the environmental protection floor tile
The utility model is further arranged, and the support plate and cavity are rectangle, and four sides of the support plate are outside
It is protruding with limited block, the limited block is abutted with the cavity medial surface.
By above-mentioned setting, rectangle is set by support plate and cavity, four sides of support plate towards cavity are protruding with
Limited block, limited block are abutted with cavity medial surface, so that the relative position between supporting element and outer cover be made to fix, are also convenient for outer cover
Grafting installation between supporting element makes support column not generate displacement with respect to triangular plate, to make support column to triangular plate
Support effect is constant, also makes the gap size between supporting element and outer cover constant, is conducive to infiltration.
The utility model is further arranged, and the lower end surface of the upper plate is provided with several hooks, the hook with it is described
Filter screen links.
By above-mentioned setting, by being fixed with several hooks in upper plate lower end surface, filter screen is linked by hook, thus
Lift filter screen to be collected the sundries fallen into draining seam, reduces the sundries fallen into draining seam and do not fall within filter screen
It may.
The utility model is further arranged, and the filter screen is provided with the notch passed through for the support column, the filter screen
Center is communicated with connecting rope, and restraining position ring block is arranged in the upper plate, and the connecting rope passes through the stop collar, the connecting rope top
End is provided with the locating part that diameter is greater than the stop collar internal diameter, and the stop collar setting is in draining seam.
Filter screen is provided with and is passed through for support column because support column is abutted with the lower end surface of upper plate by above-mentioned setting
Notch, can to avoid the lower end surface of support column and upper plate squeeze filter screen cause to wear；And by being connected at strainer center
There is connecting rope, connecting rope passes through the stop collar being arranged in draining seam, and the diameter by the way that connecting rope top is arranged in is greater than limit
The locating part of position ring internal diameter is abutted with stop collar, and so as to be tightened filter screen by lifting connecting rope, reduction sundries is from scarce
Mouth leaks out, and then lifts outer cover connection strainer again and lifts together, so as to preferably clear up the sundries in strainer；And it limits
Part upper surface is no more than the upper surface of upper plate, reduces the influence to pedestrian.
The utility model is further arranged, and the upper end face of support plate is protruding with outer along edge.
By above-mentioned setting, upper end face of support plate is protruding with outer along edge, so as to by outer to fall in support
Sundries on plate plays certain position-limiting action, on the supporting plate by sundries storage, reduces sundries and falls into supporting element and outer cover
Probability in gap to reduce influence of the sundries to environmental protection floor tile infiltration effect, and is lifting outer cover in cavity
When sundries is cleared up, sundries concentration can be convenient cleaning on the supporting plate.
The utility model is further arranged, and the lower end face of support plate is protruding with Convenient table.
By above-mentioned setting, face is protruding with Convenient table at that low end of the support plate, and Convenient table is inserted into soil, can be to supporting element
Play lateral fixed function, reduce and be subjected to displacement when by the external force such as trampling and being influenced, and because outer cover and supporting element it
Between limited by limited block, while support plate is fixed, also make outer cover more stable, to make entire road surface more
Add smooth, is hardly damaged, improves service life.
The utility model is further arranged, and the Convenient table bottom end is sharply arranged.
By above-mentioned setting, sharp cone is set by Convenient table bottom end, can be fixed by supporting element and soil
When be more easier to exert a force, convenient for by supporting leg insertion soil fix, thus make supporting element and soil fixation effect it is more preferable.
The utility model is further arranged, and the outer cover upper surface is provided with handle slot.
By above-mentioned setting, end face is covered outside and is opened there are two handle slot, handle channel opening is concordant with outer cover upper surface, and
And handle channel opening size is much smaller than the size of people's foot, to not impacted to pedestrian same not influencing road evenness
When, make to be lifted up outer cover and be easier, hand can be put in handle slot and hold outer cover, convenient for force, be easy to lift outer cover.
In conclusion the utility model has the following beneficial effects:
1. in outer cover lower end surface, recess is free by way of setting outer cover and support combination for the environmental protection floor tile
Chamber places supporting element, and the draining seam for being provided with two intersections is covered outside rectangle, is hung in upper plate lower end surface and is placed on draining
The filter screen of lower section is stitched, and top plate is externally covered by supporting element and is supported, there are for seeping water between supporting element and outer cover
Gap；To which when rainwater sweeps along sundries to enter the cavity below outer cover from draining seam, filter screen stores sundries,
When rainfall is larger, cavity be can play a buffer role in, and environmental protection floor tile upper surface is made to delay to be submerged by rainwater, and then rainwater passes through branch
Gap between support member and outer cover permeates the ground, and sundries is stayed in filter screen, periodically lifts outer cover to be available for users to
The sundries in filter screen is cleared up, without blocking draining seam or infiltration gap because of sundries, entire environmental protection floor tile is replaced must, drops
Low cost；
It, can be to not collected and fallen within by filter screen 2. have outer along edge protuberance by end face on the supporting plate
Sundries in support plate carries out certain limit, reduces sundries and is supported the gap between part and outer cover, and sundries is gathered
Collection can be convenient on the supporting plate to be cleared up when lifting outer cover；
3. forming by setting one side support plate and 4 cross sections for supporting element for the support column of triangle, pass through three
The principle of angular stability keeps structure more stable, and as much as possible while reducing supporting element occupancy cavity volume as far as possible
Increase the storage capacity of cavity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the cross-sectional view of the outer cover of the present embodiment；
Fig. 3 is the enlarged drawing in Fig. 2 at A；
Fig. 4 is the enlarged drawing in Fig. 2 at B；
Fig. 5 is the present embodiment Structure explosion diagram；
Fig. 6 is the structural schematic diagram of another angle of the present embodiment.
Appended drawing reference: 1, outer cover；11, cavity；12, draining seam；13, upper plate；14, handle slot；15, stop collar；2, it props up
Support member；21, support plate；22, support column；23, limited block；24, outer；25, Convenient table；3, gap；4, connecting rope；41, it limits
Part；5, filter screen；6, it links up with.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1 to Figure 2, a kind of environmental protection floor tile being convenient to clean disclosed by the utility model, the outer cover including rectangle
1,1 lower end surface of outer cover is recessed upwards has the cavity 11(of rectangle as shown in Figure 3), Through-cavity 11 is provided with 1 upper end of outer cover downwards
Two draining seams 12, two diagonal lines of two draining seams 12 respectively along 1 upper surface of outer cover are arranged, and two draining seams 12 are at midpoint
Position is connected to, so that 1 upper surface of outer cover to be divided into the triangular plate of four isosceles, triangular plate is far from a line for draining seam 12 and outside
Lid 1 is fixed, and rainwater is flowed into cavity 11 by draining seam 12.
As shown in Figure 2 to Figure 3, supporting element 2 is provided in the cavity 11 of outer cover 1, supporting element 2 includes 21 He of support plate
It is fixed on 4 support columns 22 of 21 upper surface of support plate vertically, support column 22 is the cylinder that cross section is triangle, support plate 21
For rectangle and area is less than the floor space of cavity 11, and support column 22 is used to support triangular plate, 22 upper surface of support column and triangular plate
When lower end surface abuts, 21 lower end surface of support plate is concordant with 1 lower end surface of outer cover.The position of support column 22 is arranged below triangular plate,
It is provided with 1 support column 22 below every triangular plate to abut therewith, to play a supporting role to triangular plate.
21 upper surface of support plate is protruding with outer 24 along edge, i.e. outer 24 is rectangular box-like, 21 4 sides of support plate
The limited block 23 of rectangle, limited block 23 and outer 24 are respectively extended with to 11 medial surface of cavity with height, limited block 23 and cavity 11 are each
Medial surface abuts, because 21 area of support plate is less than 11 floor space of cavity, stays between 11 medial surface of support plate 21 and cavity
There is the gap 3 for rainwater infiltration, and abutted by limited block 23 with 11 medial surface of cavity, makes the phase between outer cover 1 and supporting element 2
Position is fixed, keeps support column 22 constant to the Support Position of triangular plate, load is stablized.
1 upper surface of outer cover is opened there are two handle slot 14, and two handle slots 14 are arranged in 1 upper surface of outer cover close to two opposite sides
The position in face, handle slot 14 are convenient for user's force when lifting outer cover 1.
As shown in Figures 3 to 5,13 lower end surface of upper plate is fixed with several hooks 6, is provided with filter screen 5, mistake in cavity 11
Strainer 5 is linked with hook 6 to realize and be detachably connected with outer cover 1, and filter screen 5 is arranged below draining seam 12 and filter screen
5 open areas are greater than the area of water stop joint.Filter screen 5 is provided with the notch passed through for support column 22 in the position of support column 22, from
And it reduces support column 22 and is abutted with overhead gage lower end surface and filter screen 5 is caused to wear.5 center of filter screen is communicated with connecting rope upwards
4,4 top of connecting rope is fixed with the locating part 41 of rectangle, and upper plate 13 is in the fixed restraining position ring block 15 in the position of draining seam 12, limit
The internal diameter of ring 15 is less than the bore of locating part 41, and connecting rope 4 passes through limited block 23 and abutted by locating part 41 with stop collar 15
Realize limit, 41 upper surface of locating part is no more than the upper surface of upper plate 13, to realize tightening by pullling connecting rope 4 upwards
Filter screen 5, it is possible to reduce sundries is scattered from the notch of filter screen 5 when lifting outer cover 1, keeps cleaning more convenient.
As shown in fig. 6,21 lower end surface of support plate is protruding with the Convenient table 25 of cylindrical type, 25 bottom end of Convenient table is sharply arranged,
I.e. 25 bottom end of Convenient table is coniform, and Convenient table 25 fixes support plate 21 with soil, and 25 bottom end of Convenient table, which is sharply arranged, to be made admittedly
Determine leg 25 to be easier to be inserted into soil, be easily installed.
The implementation principle of the present embodiment are as follows:
When installing this environmental protection floor tile, the position of environmental protection floor tile has first been planned, then the Convenient table 25 of supporting element 2 is inserted into soil
In ground, supporting element 2 is fixed and 2 lower end surface of supporting element is concordant with ground, is then socketed the cavity 11 of outer cover 1 with supporting element 2,
It abuts the limited block 23 of supporting element 2 with 11 medial surface of cavity, completes the installation of the environmental protection floor tile.
When sundries in the cavity 11 of the periodic cleaning environmental protection floor tile, ancestor's hand holds handle slot 14 and lifts outer cover 1,
Then filter screen 5 will be dismantled and clean out the sundries in filter screen 5, then outer cover 1 and the socket of supporting element 2 can be completed clearly
Reason.
There is free chamber 11, after so that rainwater is penetrated environmental protection floor tile, be first stored in cavity 11 by being recessed upwards in 1 lower end surface of outer cover
It is interior, so that rainwater can play buffer function in cavity 11 when precipitation speed is greater than soil seepage velocity, make environmental protection ground
The delay of brick upper surface was not had by rainwater.
By the way that two draining being diagonally connected to seams 12 are arranged, keep the area of draining seam 12 and length bigger, convenient for miscellaneous
Object is fallen into cavity 11, is reduced a possibility that blocking in draining seam 12, and outer cover 1 is divided for four triangular plates, is passed through branch
Dagger 22 is supported single triangular plate, can use the strong principle of triangle stability, keeps structural stability more preferable.
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 environmental protection floor tile being convenient to clean, it is characterized in that: including outer cover (1), outer cover (1) lower end surface is recessed has upwards
Cavity (11), the upper plate (13) of the outer cover (1) penetrate through the cavity (11) and are provided with draining seam (12), and the cavity (11) is interior
It is provided with supporting element (2), the supporting element (2) supports the upper plate (13), and the supporting element (2) and the cavity (11) are interior
There are permeable gap (3) between side wall；Detachable hang has filter screen (5), the filter screen below the upper plate (13)
(5) setting is below draining seam (12).
2. a kind of environmental protection floor tile being convenient to clean according to claim 1, it is characterized in that: the supporting element (2) includes one
The support plate (21) of block rectangle and several support columns (22) for being fixed on support plate (21) upper surface, the support column (22) with
Upper plate (13) lower end surface abuts, and support plate (21) lower end surface is coplanar with the outer cover (1) lower end surface.
3. a kind of environmental protection floor tile being convenient to clean according to claim 2, it is characterized in that: the support plate (21) and cavity
(11) be rectangle, (21) four sides of the support plate have outwardly protruded limited block (23), the limited block (23) with it is described
Cavity (11) medial surface abuts.
4. a kind of environmental protection floor tile being convenient to clean according to claim 1, it is characterized in that: the lower end of the upper plate (13)
Face is provided with several hooks (6), and the hook (6) links with the filter screen (5).
5. a kind of environmental protection floor tile being convenient to clean according to claim 2, it is characterized in that: the filter screen (5) is provided with confession
The notch that the support column (22) passes through, filter screen (5) center are communicated with connecting rope (4), upper plate (13) setting
Restraining position ring block (15), the connecting rope (4) pass through the stop collar (15), and connecting rope (4) top is provided with diameter and is greater than
The locating part (41) of stop collar (15) internal diameter, stop collar (15) setting is in draining seam (12).
6. a kind of environmental protection floor tile being convenient to clean according to claim 2, it is characterized in that: the support plate (21) upper surface
Outer (24) are protruding with along edge.
7. a kind of environmental protection floor tile being convenient to clean according to claim 2, it is characterized in that:
Support plate (21) lower end surface is protruding with Convenient table (25).
8. a kind of environmental protection floor tile being convenient to clean according to claim 7, it is characterized in that: the Convenient table (25) bottom end is sharp
Sharp setting.
9. a kind of environmental protection floor tile being convenient to clean according to claim 1, it is characterized in that: the outer cover (1) upper surface is opened
There are handle slot (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822062150.1U CN209555686U (en) | 2018-12-08 | 2018-12-08 | A kind of environmental protection floor tile being convenient to clean |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822062150.1U CN209555686U (en) | 2018-12-08 | 2018-12-08 | A kind of environmental protection floor tile being convenient to clean |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209555686U true CN209555686U (en) | 2019-10-29 |
Family
ID=68301557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822062150.1U Expired - Fee Related CN209555686U (en) | 2018-12-08 | 2018-12-08 | A kind of environmental protection floor tile being convenient to clean |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209555686U (en) |
-
2018
- 2018-12-08 CN CN201822062150.1U patent/CN209555686U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106988184B (en) | porous pavement | |
| CN207537837U (en) | Absorb water floor tile | |
| CN209555684U (en) | A kind of pervious surface and floor tile | |
| CN209555686U (en) | A kind of environmental protection floor tile being convenient to clean | |
| CN209555685U (en) | A kind of permeable environmental protection floor tile | |
| CN207525566U (en) | Cement concrete pavement green transformation and upgrade structure | |
| CN208685959U (en) | Drain ladder | |
| CN206655077U (en) | A kind of porous base course brick suitable for porous pavement and the basic road surface using the brick | |
| CN210507029U (en) | Road drainage structure | |
| CN211647015U (en) | Bury formula rainwater and collect and utilize system | |
| CN210797157U (en) | Municipal administration bituminous paving | |
| CN205604020U (en) | Drainage type gardens ceramic tile | |
| CN208981046U (en) | A kind of sponge city pervious floor tile | |
| CN209652688U (en) | A kind of suspension assembled floor-board of sponge urban pavement water-permeable water storage | |
| CN209584751U (en) | A kind of road structure convenient for ponding inside discharge roadbed | |
| CN205475651U (en) | Non - infiltration detention pond of rising to a height shape cast member | |
| CN205024762U (en) | It collects and drainage system to solve urban waterlogging's rainwater | |
| CN209556078U (en) | A kind of broad mouth type polygon collector pipe of anti-dislocation | |
| CN209144602U (en) | A kind of concrete prefabricated people's line width road | |
| CN208136655U (en) | A kind of environmental protection brick applied to road surfacing | |
| CN207633473U (en) | A kind of modular unit for sponge construction activity | |
| CN202543763U (en) | Drainage curb | |
| CN209178762U (en) | The water-saving road in gardens | |
| CN207160201U (en) | A kind of kerbstone well lid | |
| CN206736666U (en) | A kind of base course suitable for porous pavement and the basic road surface using the brick |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |