CN217267973U - Water-permeable structure sewer well cover device - Google Patents
Water-permeable structure sewer well cover device Download PDFInfo
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- CN217267973U CN217267973U CN202220205487.7U CN202220205487U CN217267973U CN 217267973 U CN217267973 U CN 217267973U CN 202220205487 U CN202220205487 U CN 202220205487U CN 217267973 U CN217267973 U CN 217267973U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000003825 pressing Methods 0.000 claims description 17
- 230000005574 cross-species transmission Effects 0.000 abstract 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The utility model discloses a permeable structure well lid device, which comprises a well lid base fixed at a well opening, and is characterized in that the well lid base is provided with a chassis, at least one cage lid moving upwards under the impact of water backflow in a well is arranged in the chassis, all the cage lids are mutually nested and connected, the cage lid at the outermost side is nested and connected with the chassis, a gap for water to flow out is arranged around each cage lid, the bottom of the chassis is provided with a bottom tray used for limiting the cage lid in the chassis, and the bottom tray is of a grid-shaped structure; the size of the innermost cage to the outermost cage is gradually increased. The utility model discloses a set up the nested cage lid that can stretch out and draw back of multilayer in the chassis, when the well pours backward and gushes, the multilayer cage lid successive layer rises, and the rivers can spill over from the space of cage lid spliced pole, reposition of redundant personnel water conservancy, and quick earial drainage reduces the impact force that the top received to prevent that the well lid from breaking away from.
Description
Technical Field
The utility model relates to a structure that permeates water sewer well lid device belongs to city furniture technical field.
Background
In the urbanization construction propulsion process, many central urban areas or some regions, because the construction is earlier, city launching system does not expand the capacity and updates, still not few regions are because the relief is low-lying, when instantaneous rainfall is too big or concentrated, a large amount of rainwater can not be by the quick earial drainage of drainage main pipe network, municipal drainage system capacity is saturated, full water level in the launching system can be fast to the regional replenishment of relief low-lying because of the linker principle, it is ejecting to lead to many launching well lids of low-lying region to be down irrigated the rivers that gush, form the cavity, pedestrian and the vehicle of process can't know the not well lid hidden hole under water and form casualties and the dangerous situation of vehicle loss and take place occasionally.
The easy ponding region of city low-lying needs one kind can prevent that the well lid from being pushed out the well and can provide the device of warning when rivers flow backward and overflow.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: how to prevent the well lid from breaking away from the well when rivers flow backward and upwards gush to can provide the warning when rivers are excessive.
In order to solve the technical problem, the technical scheme of the utility model provides a structure that permeates water drainage well lid device is provided, including fixing the well lid base at the well road junction, its characterized in that, the well lid base on be equipped with the chassis, be equipped with at least one cage lid that upwards moves under the impact of sewer well water back-flow in the chassis, mutual nested connection between all cage lids, the cage lid and the chassis in the outermost side are through nested connection, be equipped with the clearance that supplies water to flow out around each cage lid, the bottom on chassis is equipped with the bottom tray that is used for restricting the cage lid in the chassis, the bottom tray is the grid-shaped structure; the size of the innermost cage to the outermost cage is gradually increased.
Preferably, the innermost cage cover is provided with a warning lamp module for realizing warning through water backflow impact in the sewer well.
Preferably, the warning lamp module comprises a light-transmitting lampshade, a lamp barrel, an led lamp panel, a switch, a battery, a switch pressing block and a waterproof covering film, the light-transmitting lampshade is fixed at the top of the lamp barrel in a sealing manner, the led lamp panel is arranged in the lamp barrel, the switch is fixed on the led lamp panel, the switch pressing block is arranged on one side of the led lamp panel, the switch is arranged between the led lamp panel and the switch pressing block, the switch pressing block is movably arranged in the lamp barrel and is located at a position far away from the light-transmitting lampshade, the waterproof covering film is arranged at a port, far away from the light-transmitting lampshade, of the lamp barrel, the switch is connected with the battery, and the battery is arranged in the lamp barrel; when the switch pressing block moves in the lamp barrel and presses the switch, the LED lamp panel and the battery are electrified.
Preferably, the warning light module still include reset support spring, reset support spring locates between led lamp plate and the switch briquetting, reset support spring one end top is on the led lamp plate, the other end is located on the switch briquetting or the top.
Preferably, the warning light module further comprises a plurality of support columns, the led lamp panel is fixed with the plurality of support columns, and a reset support spring is sleeved outside each support column; before the switch is compressed, the length of the support column is smaller than the distance between the end part of the switch and the LED lamp panel; after the switch is compressed to the limit, the length of the supporting column is greater than the distance between the end part of the switch and the LED lamp panel.
Preferably, the light-transmitting lampshade of the warning lamp module is horizontal to the top surface of the innermost cage cover.
Preferably, the base plate comprises a top panel and a wall cylinder, and a through hole is formed in the middle of the top panel and communicated with the wall cylinder; one end face of the top panel is fixedly connected with one end face of the wall cylinder, a through hole in the middle of the top panel is smaller than a cylinder cavity of the wall cylinder, and the other end face of the wall cylinder is fixedly connected with one side face of the outermost edge of the bottom tray.
Preferably, a plurality of drain holes are uniformly distributed on the top panel, the plurality of drain holes surround a circle along the through hole in the middle of the top panel, and the plurality of drain holes are all arranged on the outer side of the wall cylinder.
Preferably, each cage cover comprises a limiting edge, connecting columns, a top surface structure and a bottom supporting surface structure, the top surface structure and the bottom supporting surface structure are connected through the connecting columns, a gap is formed between any two adjacent connecting columns, one end of each connecting column is connected with the outermost side of the top surface structure, the other end of each connecting column is connected with the innermost side of the bottom supporting surface structure, the outermost side of the top surface structure is the same as the outermost side of the structure formed by the surrounding of the connecting columns, the outermost side of the bottom supporting surface structure is provided with the limiting edge, and the middle of the top surface structure is provided with a through hole;
between any two adjacent cages, the size of the connecting column and the top surface structure of the inner cage is smaller than that of the middle through hole of the top surface structure of the outer cage, and the size of the limiting edge of the inner cage is larger than that of the middle through hole of the top surface structure of the outer cage;
the size of the connecting column and the top surface structure of the outermost side cage cover is smaller than that of the through hole in the middle of the top panel; the size of the limiting edge on the outermost side is larger than that of the through hole in the middle of the top panel.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. by arranging multiple layers of nested telescopic cage covers in the base plate, when the sewer well is poured backwards and gushes, the multiple layers of cage covers rise layer by layer, water flows can overflow from gaps of the cage cover connecting columns, water power is divided, the flow is quickly discharged, impact force on the top is reduced, and accordingly the well cover is prevented from being separated;
2. a warning lamp module is arranged in the topmost cage cover, and when the sewer well is flushed backwards and gushed, the warning lamp is turned on, so that the dangerous position of pedestrians and vehicles is effectively prompted;
3. when the downwell is poured backwards and gushes out and stops, the multilayer cage cover in the chassis automatically descends and returns, and the traffic in shallow water is not influenced.
Drawings
FIG. 1 is a schematic view of a split structure of a water-permeable manhole cover device;
FIG. 2a is a schematic view of the cage (except for the topmost cage);
FIG. 2b is a schematic view of the cage of FIG. 2a from another perspective;
FIG. 3 is a schematic view of a warning light module;
FIG. 4a is a schematic view of the chassis when connected to the bottom tray;
FIG. 4b is a schematic view of the chassis of FIG. 4a from another perspective when connected to a bottom tray;
FIG. 5a is a schematic view showing the connection between a bottom tray and a base pan after the nesting of a cage cover and the base pan is completed;
FIG. 5b is a schematic view of the bottom tray connected to the base pan after nesting of the cage cover and the base pan;
fig. 6a is a working state diagram (one) of the manhole cover device with the water permeable structure;
fig. 6b is a working state diagram (two) of the manhole cover device with the water permeable structure;
fig. 6c is a working state diagram (three) of the manhole cover device with the water permeable structure;
FIG. 7a is a schematic structural view of a manhole cover device with a water permeable structure shown in FIG. 6 a;
fig. 7b is a schematic structural view of the manhole cover device with a water permeable structure in fig. 6 c.
Detailed Description
In order to make the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
The utility model provides a well lid device under structure of permeating water, as shown in figure 1, leave the warning light structure on its top, adopt buoyancy principle control switch. It includes chassis 1, well lid base 2, first layer cage lid 3, second floor cage lid 4, third layer cage lid 5, warning light module 6, end tray 7. First layer cage lid 3, second floor cage lid 4, third layer cage lid 5 are nested one by one and are located in chassis 1 to seal up the opening on chassis 1 through end tray 7, warning light module 6 is fixed on third layer cage lid 5, overlaps well lid base 2 on chassis 1 again, is used for installing whole device on well passageway. The structure of well lid base 2 is similar with chassis 1's structure, and the outer edge phase-match in 2 inboard interior edges of well lid base and the chassis 1 outside. The bottom tray 7 is of a grid-like structure.
The cage cover (namely the first layer of cage cover 3, the second layer of cage cover 4 and the third layer of cage cover 5) is composed of a limiting edge 31, a connecting column 32, a top surface structure 33, a bottom supporting surface structure 34 and the like, the top surface structure 33 and the bottom supporting surface structure 34 are connected through a plurality of connecting columns 32, a gap is arranged between any two adjacent connecting columns 32, and the cage cover is made into a basket shape with a hollow bottom. One end of each connecting column 32 is connected with the outermost side of the top surface structure 33, the other end of each connecting column is connected with the innermost side of the bottom supporting surface structure 34, the outermost side of the top surface structure 33 and the connecting columns 32 are enclosed to form the structure, the outermost side of the structure is the same in size, and the outermost side of the bottom supporting surface structure 34 is provided with a limiting edge 31. The top structure 33 is provided with a through hole in the middle. In this embodiment, the top surface structure 33 and the bottom supporting surface structure 34 are both circular ring structures, the maximum outer diameter of the bottom supporting surface structure 34 is larger than the maximum outer diameter of the top surface structure 33, and the first layer of cage cover 3, the second layer of cage cover 4, and the third layer of cage cover 5 are similar in shape and different in size, as shown in fig. 2a and 2 b.
As shown in fig. 3, the warning light module 6 includes a transparent lampshade 61, a lamp barrel 62, an led lamp panel 63, a support column 64, a switch 65, a return support spring 66, a battery 67, a switch press block 68, and a waterproof jacket film 69, the transparent lampshade 61 is fixed on the top of the lamp barrel 62 in a sealing manner, the led lamp panel 63 is arranged in the lamp barrel 62, the led lamp panel 63 is fixed with the switch 65 and a plurality of support columns 64, the outer side of each support column 64 is sleeved with the return support spring 66, the support columns 64 are used for limiting the return support spring 66 on the led lamp panel 63, one end of the return support spring 66 is pressed against the led lamp panel 63, the other end is arranged above the switch press block 68, when the switch press block 68 moves towards the switch 65, the switch press block 68 is pressed against the switch press block 68 to play a buffering role, the switch press block 68 is arranged in the lamp barrel 62 and is located at a port far away from the transparent lampshade 61, the lamp barrel 62 is located at a port far away from the transparent lampshade 61, the port of the lamp barrel 62 is provided with the waterproof jacket film 69, preventing water from entering the cartridge 62. The switch 65 is connected to a battery 67, and the battery 67 is provided in the lamp tube 62. Switch 65 realizes the circular telegram of led lamp plate 63 and battery 67 through the mode of pressing. Before the switch 65 is compressed, the length of the supporting column 64 is smaller than the distance between the end part of the switch 65 and the led lamp panel 63; after the switch 65 is compressed to the limit, the length of the supporting column 64 is slightly greater than the distance between the end part of the switch 65 and the led lamp panel 63, so that the switch 65 is protected from being pressed down to the limit position. The warning light module 6 is fixed in the third layer cage cover 5, and the light-transmitting lampshade 61 of the warning light module 6 is horizontal to the top surface of the top surface structure 33 of the third layer cage cover 5.
The warning light module 6 adopts a downward key switch (namely a switch 65), and the impact water flow forms extrusion on the switch 65 through a switch pressing block 68, a reset supporting spring 66 and a waterproof sleeve film 69 to complete the communication of the warning light circuit; the water flow without impact is not pressed, the warning is not bright, the well cover is not telescopic, and the well cover is irrelevant to the water level.
As shown in fig. 4a, 4b, 5a and 5b, the chassis 1 includes a top panel 11 and a wall cylinder 12, and a through hole is formed in the middle of the top panel 11 and is communicated with the wall cylinder 12. A terminal surface of top panel 11 and a terminal surface fixed connection of a wall section of thick bamboo 12, be equipped with strengthening rib 14 between the outside of a wall section of thick bamboo 12 and the top panel 11, the equipartition has a plurality of wash ports 13 on the top panel 11, a plurality of wash ports 13 enclose into the round along the through-hole in the middle of the top panel 11, the through-hole in the middle of the top panel 11 is less than the tube cavity of a wall section of thick bamboo 12, make the pore wall of through-hole in the middle of the top panel 11 and the inner wall of a wall section of thick bamboo 12 form interior edge, a plurality of wash ports 13 all locate the outside of a wall section of thick bamboo 12 (the size of the shape that a plurality of wash ports 13 enclose is greater than the radial cross-section size of a wall section of 12 promptly). The other end face of the wall cylinder 12 is connected with one side face of the outermost edge of the bottom tray 7 through welding (after the first layer of cage cover 3, the second layer of cage cover 4, the third layer of cage cover 5 and the warning light module 6 are all connected with the chassis 1 in a nested manner, the wall cylinder 12 of the chassis 1 is welded with the bottom tray 7 together).
The size of the connecting column 32 and the size of the top surface structure 33 of the first layer of cage cover 3 are both smaller than the size of the through hole in the middle of the top panel 11, and the size of the limiting edge 31 of the first layer of cage cover 3 is larger than the size of the through hole in the middle of the top panel 11; the size of the connecting column 32 and the size of the top surface structure 33 of the second layer of cage cover 4 are both smaller than the size of the middle through hole of the top surface structure 33 of the first layer of cage cover 3, and the size of the limiting edge 31 of the second layer of cage cover 4 is larger than the size of the middle through hole of the top surface structure 33 of the first layer of cage cover 3; the size of the connecting column 32 and the top surface structure 33 of the third layer cage cover 5 are both smaller than the size of the middle through hole of the top surface structure 33 of the second layer cage cover 4, and the size of the limiting edge 31 of the third layer cage cover 5 is larger than the size of the middle through hole of the top surface structure 33 of the second layer cage cover 4.
When the sewer well cover device is used for water backflow impact, the connecting column 32 and the top surface structure 33 of the first layer cage cover 3 upwards penetrate out of the through hole in the middle of the top surface plate 11, the connecting column 32 and the top surface structure 33 of the second layer cage cover 4 upwards penetrate out of the middle through hole of the top surface structure 33 of the first layer cage cover 3, and the connecting column 32 and the top surface structure 33 of the third layer cage cover 5 upwards penetrate out of the middle through hole of the top surface structure 33 of the second layer cage cover 4. Until the limit edge 31 of the first layer of cage cover 3 is pressed against the top panel 11 of the chassis 1, the limit edge 31 of the second layer of cage cover 4 is pressed against the top surface structure 33 of the first layer of cage cover 3, and the limit edge 31 of the third layer of cage cover 5 is pressed against the top surface structure 33 of the second layer of cage cover 4.
The utility model discloses an installation as follows:
during installation, the first layer of cage cover 3, the second layer of cage cover 4, the third layer of cage cover 5 is nested with the chassis 1, and the installation is nested layer by layer according to the size sequence, namely, the top surface structure 33 side of the first layer of cage cover 3 is firstly installed into the chassis 1 from the wall cylinder 12 side of the chassis 1, then the top surface structure 33 side of the second layer of cage cover 4 is installed into the first layer of cage cover 3 from the bottom supporting surface structure 34 side of the first layer of cage cover 3, then the top surface structure 33 side of the third layer of cage cover 5 is installed into the second layer of cage cover 4 from the bottom supporting surface structure 34 side of the second layer of cage cover 4, then the warning lamp module 6 is fixed in the third layer of cage cover 5, and the light-transmitting lampshade 61 of the warning lamp module 6 is horizontal to the top surface of the top surface structure 33 of the third layer of cage cover 5. After nesting is completed, the bottom tray 7 and the chassis 1 are connected in a welding mode, namely the wall cylinder 12 of the chassis 1 is welded with the bottom tray 7, so that the first layer of cage cover 3, the second layer of cage cover 4 and the third layer of cage cover 5 are all sealed in the chassis 1, and the first layer of cage cover, the second layer of cage cover and the third layer of cage cover are prevented from falling. And finally, the chassis 1 is placed on the well lid base 2.
The working principle of the utility model is as follows:
when the water regime is not changed, the first layer of cage cover 3, the second layer of cage cover 4 and the third layer of cage cover 5 fall on the bottom of the chassis 1, the switch 65 of the warning light module 6 is not pressed, the switch press block 68 is separated from the switch 65 in the lamp tube 62, and the waterproof covering membrane 69 is in a loose state, as shown in fig. 6a and fig. 7 a.
When water in a lower well flows backwards and impacts the third layer of cage cover 5, the rising impact force overcomes the elastic force of the reset supporting spring 66, the switch pressing block 68 is lifted, the switch 65 is pressed, the warning lamp (namely, the led lamp panel 63 is electrified and shines) is lightened, the switch pressing block 68 stops moving when contacting with the supporting column 64 when rising, so that the switch 65 is protected from pressing down the limit position, the water level rises rapidly and continuously pushes the first layer of cage cover 3, the second layer of cage cover 4 and the third layer of cage cover 5, the warning lamp continuously gives an alarm, water flows out from the gap of the connecting column 32, the water power is distributed, and the impact force on the top surface is reduced, as shown in fig. 6 b; if the water level continues to gush, the alarm lamp can be lighted all the time, when the first layer of cage cover 3, the second layer of cage cover 4 and the third layer of cage cover 5 rise to the limit position, the water depth reaches about 25cm, the water level continues to gush, and the alarm lamp cannot be seen, as shown in fig. 6c and 7b, the water depth is not suitable for passing at the moment, as long as the water flow in the well does not gush any more, no matter whether the water level falls back or not, the first layer of cage cover 3, the second layer of cage cover 4 and the third layer of cage cover 5 losing the water flow thrust force can return to the original position under the action of gravity, the alarm lamp can be extinguished, and the state shown in fig. 6a is recovered.
Claims (9)
1. A permeable structure well cover device comprises a well cover base (2) fixed at a well opening, and is characterized in that a chassis (1) is arranged on the well cover base (2), at least one cage cover moving upwards under the impact of water backflow in a sewer well is arranged in the chassis (1), all the cage covers are mutually nested and connected, the cage cover at the outermost side is nested and connected with the chassis (1), a gap for water to flow out is arranged around each cage cover, a bottom tray (7) used for limiting the cage cover in the chassis (1) is arranged at the bottom of the chassis (1), and the bottom tray (7) is of a grid-shaped structure; the size of the innermost cage to the outermost cage is gradually increased.
2. A water permeable structure manhole cover assembly as claimed in claim 1, wherein the innermost cage cover is provided with a warning light module (6) for warning by water back-flow impact in the manhole.
3. The sewer well lid device with the water permeable structure as claimed in claim 2, wherein the warning light module (6) comprises a light-permeable lampshade (61), a lamp barrel (62), a led lamp panel (63), a switch (65), a battery (67), a switch pressing block (68) and a waterproof covering film (69), the light-permeable lampshade (61) is hermetically fixed on the top of the lamp barrel (62), the led lamp panel (63) is arranged in the lamp barrel (62), the switch (65) is fixed on the led lamp panel (63), the switch pressing block (68) is arranged on one side of the led lamp panel (63), the switch (65) is arranged between the led lamp panel (63) and the switch pressing block (68), the switch pressing block (68) is movably arranged in the lamp barrel (62) and is located at a position far away from the light-permeable lampshade (61), the waterproof covering film (69) is arranged on a port of the lamp barrel (62) far away from the light-permeable lampshade (61), and the switch (65) is connected with the battery (67), the battery (67) is arranged in the lamp barrel (62); when the switch pressing block (68) moves in the lamp barrel (62) and presses the switch (65), the LED lamp panel (63) is electrified with the battery (67).
4. The permeable structure sewer manhole cover device according to claim 3, wherein the warning light module (6) further comprises a return supporting spring (66), the return supporting spring (66) is arranged between the led lamp panel (63) and the switch pressing block (68), one end of the return supporting spring (66) is supported on the led lamp panel (63), and the other end of the return supporting spring is arranged on or above the switch pressing block (68).
5. The water permeable structure drainage well lid device according to claim 4, wherein the warning light module (6) further comprises a plurality of support columns (64), the led lamp panel (63) is fixed with the plurality of support columns (64), and the outer side of each support column (64) is sleeved with a reset support spring (66); before the switch (65) is compressed, the length of the supporting column (64) is smaller than the distance between the end part of the switch (65) and the led lamp panel (63); after the switch (65) is compressed to the limit, the length of the supporting column (64) is larger than the distance between the end part of the switch (65) and the led lamp panel (63).
6. A water permeable structure sewer manhole cover device as claimed in claim 3, wherein the light-transmitting lamp cover (61) of said warning lamp module (6) is horizontal to the top surface of the innermost cage cover.
7. A water permeable structure sewer well lid device as claimed in claim 1, wherein said bottom plate (1) comprises a top plate (11) and a wall cylinder (12), a through hole is provided in the middle of the top plate (11) and is communicated with the wall cylinder (12); one end face of the top panel (11) is fixedly connected with one end face of the wall cylinder (12), a through hole in the middle of the top panel (11) is smaller than a cylinder cavity of the wall cylinder (12), and the other end face of the wall cylinder (12) is fixedly connected with one side face of the outermost edge of the bottom tray (7).
8. The permeable structure sewer well lid device according to claim 7, wherein a plurality of drainage holes (13) are uniformly distributed on the top panel (11), the plurality of drainage holes (13) form a circle along the through hole in the middle of the top panel (11), and the plurality of drainage holes (13) are all arranged on the outer side of the wall cylinder (12).
9. The permeable structure drainage well lid device according to claim 7, wherein each cage lid comprises a limiting edge (31), connecting columns (32), a top surface structure (33) and a bottom supporting surface structure (34), the top surface structure (33) and the bottom supporting surface structure (34) are connected through a plurality of connecting columns (32), a gap is formed between any two adjacent connecting columns (32), one end of each connecting column (32) is connected with the outermost side of the top surface structure (33), the other end of each connecting column (32) is connected with the innermost side of the bottom supporting surface structure (34), the outermost side of the top surface structure (33) and the connecting columns (32) form a structure, the outermost side of the bottom supporting surface structure (34) is the same in size, the outermost side of the bottom supporting surface structure (34) is provided with the limiting edge (31), and a through hole is formed in the middle of the top surface structure (33);
between any two adjacent cages, the size of the connecting column (32) and the top surface structure (33) of the inner cage is smaller than that of the middle through hole of the top surface structure (33) of the outer cage, and the size of the limiting edge (31) of the inner cage is larger than that of the middle through hole of the top surface structure (33) of the outer cage;
the size of the connecting column (32) and the top surface structure (33) of the outermost cage cover is smaller than that of the through hole in the middle of the top panel (11); the size of the limiting edge (31) on the outermost side is larger than that of the through hole in the middle of the top panel (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220205487.7U CN217267973U (en) | 2022-01-25 | 2022-01-25 | Water-permeable structure sewer well cover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220205487.7U CN217267973U (en) | 2022-01-25 | 2022-01-25 | Water-permeable structure sewer well cover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217267973U true CN217267973U (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220205487.7U Active CN217267973U (en) | 2022-01-25 | 2022-01-25 | Water-permeable structure sewer well cover device |
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| CN (1) | CN217267973U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114411928A (en) * | 2022-01-25 | 2022-04-29 | 上海柒合城市家具发展有限公司 | Water-permeable structure sewer well cover device |
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2022
- 2022-01-25 CN CN202220205487.7U patent/CN217267973U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114411928A (en) * | 2022-01-25 | 2022-04-29 | 上海柒合城市家具发展有限公司 | Water-permeable structure sewer well cover device |
| CN114411928B (en) * | 2022-01-25 | 2024-04-26 | 上海柒合城市家具发展有限公司 | Water-permeable structure sewer well cover device |
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