CN112112025B

CN112112025B - Municipal administration road brick structure that drainage is good

Info

Publication number: CN112112025B
Application number: CN202010995802.6A
Authority: CN
Inventors: 严振华
Original assignee: Suzhou Baofan Electronic Technology Co ltd
Current assignee: Qingdao Lingjun New Building Materials Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-07-06
Anticipated expiration: 2040-09-21
Also published as: CN112112025A

Abstract

The invention relates to the technical field of municipal facilities, in particular to a municipal road brick structure with good drainage, which comprises a soil contact layer in contact with soil, wherein a hollow layer is connected above the soil contact layer, the top of the hollow layer is provided with a paving layer with a smooth upper end surface, and a cavity is arranged in the hollow layer; the road bricks are arranged into an upper part and a lower part, wherein the middle parts of the upper part and the lower part are of a hollow structure, the bottom part of the lower part is of a porous structure, and the side wall of the upper part is provided with the open grooves.

Description

Municipal administration road brick structure that drainage is good

Technical Field

The invention relates to the technical field of municipal facilities, in particular to a municipal road brick structure with good drainage.

Background

Along with the construction of urbanization, the bare land is more and more difficult to see on the road surface of the city, and the condition of surface water accumulation often occurs in many cities in rainy season, so that the concept of sponge cities is provided, and on the premise of ensuring the safety of urban drainage and waterlogging prevention, the rainwater can be stored, permeated and purified in the urban area to the maximum extent, and the utilization of rainwater resources and the ecological environment protection are promoted.

However, as shown in fig. 1, the bottom of the existing paving tile is flat, and the paving tile generally needs to be knocked flat in order to keep the paving tile flat, and in the process, a dense layer is formed on the plane where the soil and the paving tile are in contact, and in addition, the soil is excessively squeezed in the gaps between the paving tiles, so that the infiltration of water is not facilitated, the drainage speed is reduced, and under the condition of large rainfall, water accumulation is easily caused, a flood disaster is formed, and therefore, the drainage performance of the existing paving tile needs to be improved.

Disclosure of Invention

The invention aims to provide a municipal road brick structure with good drainage so as to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: municipal administration road brick structure that drainage is good includes the soil contact layer with soil contact, the top of soil contact layer is connected with the hollow layer, the top of hollow layer is equipped with the layer of mating formation that the up end is level and smooth, be equipped with the cavity in the hollow layer, the bottom of soil contact layer is equipped with the porous part with soil contact, just hole on the porous part with the cavity intercommunication, the lateral wall of the layer of mating formation is equipped with in succession or intermittent distribution's fluting, the fluting with the cavity intercommunication.

The soil contact layer is the lower layer of the road brick structure, the layer laid on the soil surface is composed of a high-density brick structure and can keep the hardness, the hollow layer and the pavement layer are integrally formed and are of a detachable split structure with the soil contact layer, the hollow layer is used for connecting the pavement layer and the soil contact layer, a cavity is arranged in the hollow layer and can enable an internal channel to be communicated, a porous part contacted with the soil is arranged at the bottom of the soil contact layer, a plurality of sparse holes are formed in the porous part, when the road bricks are laid, the sparse hole structure is contacted with the soil layer, one part of the sparse hole structure is embedded into the soil, the other part of the sparse hole structure enables the soil to enter the sparse hole structure, the contact surface is loose and loose, a compact pressing layer cannot be formed, water seepage is facilitated, the side wall of the pavement layer is provided with continuous or discontinuous distribution grooves which are communicated with the cavity, after the road bricks are laid, soil is easily filled in the gap bottom layers between, the upper layer is not easily covered by compact soil and is covered in time, and the water can leak out when being washed by large rainwater, so that the water can enter the cavity from the continuous or intermittent distributed slots and then seep downwards, and the upper surface of the pavement layer is complete without the slots, thereby keeping the whole pavement smooth.

Further, the top of soil contact layer is equipped with spacing lug, the outside of spacing lug, the up end of soil contact layer form with the conflict face of cavity stratum contact, the cavity stratum lock is in the up end of conflict face, the inboard of spacing lug is equipped with a plurality of groove of permeating water, the sub-unit connection in groove of permeating water porous part, the upper portion in groove of permeating water with the cavity intercommunication.

Because the way brick is separable structure from top to bottom, the spacing lug that utilizes soil contact layer top plays the spacing effect of concatenation to the hollow layer of top, and there is the groove of permeating water the inboard of spacing lug, and the intercommunication about mainly realizing for when porous part and soil contact, soil can be very easy enters into the groove of permeating water, because the relative area of groove of permeating water and soil is great, and the lower part in the groove of permeating water is also very easy followed to the water of accumulation in the cavity is discharged.

Further, porous part includes the waffle slab, the waffle slab is connected the bottom of soil contact layer, the inboard of waffle slab is equipped with supports connecting portion, it will to support connecting portion the inboard space separation of waffle slab become a plurality of with the part that the groove of permeating water corresponds the inboard of supporting connecting portion is equipped with the cutting net, the below of cutting net is equipped with the arc graticule mesh.

The grid plate mainly comprises a square frame and a supporting connection part on the inner side of the frame, a strong supporting main body is formed, a hollowed-out space is formed between the supporting connection parts and is distributed corresponding to the water permeable grooves, the inner side of the supporting connection part, namely the lower part of the hollowed-out space, is provided with a cutting net, and soil is separated and dispersed when the cutting net contacts with the soil, so that the soil becomes loose.

Further, the cambered surface of arc graticule mesh is downward, just all be equipped with a plurality of through-hole between arc graticule mesh and the cutting net, the minimum point of arc graticule mesh with interval between the cutting net is less than ten millimeters, the arc graticule mesh is followed the length or the width direction of cutting net distribute, cutting net and arc graticule mesh comprise the crisscross check strip of a plurality of, the inside of check strip is inlayed and is equipped with the billet.

Utilize the arc graticule mesh can increase the contact part of one deck and soil again in the bottom of cutting net, this location ability that has not only increased the way brick, also increased the separation ability to soil simultaneously, make the more deep part of soil also separated loose, improve the water permeability of soil, the check strip that utilizes embedded billet can increase the intensity of cutting net and arc graticule mesh to the design and the processing of the net of being convenient for.

Further, the fluting is including the infiltration entry, the inboard of infiltration entry is equipped with the inside connecting channel that extends, connecting channel's below is equipped with vertical arrangement's infiltration passageway, the first end of infiltration passageway with the connecting channel intercommunication, the other end of infiltration passageway with the cavity intercommunication, the lateral part of cavity is equipped with the intercommunication to horizontal passageway between the bricks of cavity stratum reticulare terminal surface, four on the cavity stratum flank the height of horizontal passageway between the bricks corresponds.

When ponding on the road surface, water is along the gap between the way brick, enter into in the infiltration entry, and enter into the infiltration passageway along interface channel, then enter into in the cavity, realize the infiltration toward in the soil, and because there is also local soil between the soil easily infiltration, and the condition that the part is difficult to the infiltration, consequently utilize brick cross passage, cavity water level is lower on the soil that easily infiltrates, make water shift between the way brick, thereby also driven loose soil shift, make the distribution of soil more even, the infiltration ability also tends to even gradually, improve the infiltration effect on whole road surface.

Further, the border of the layer of mating formation is equipped with the cambered surface, the upper portion that seeps the water entry is located the middle section of cambered surface high position, the lower part that seeps the water entry is located the upper portion of hollow layer, the infiltration entry is narrowed gradually from outside to inside, the thickness of the layer of mating formation is eight millimeters at least.

In order to increase the infiltration effect in gap, the border of the layer of mating formation is equipped with the cambered surface, can increase the size in gap through the cambered surface, and the height that highly sets up of infiltration entry is higher, can prevent that the infiltration entry from being plugged up by impurity, also is convenient for clean impurity and manages, and the infiltration entry is narrowed from outside-in gradually and is realized preventing that bold impurity from getting into, keeps the structural strength of the layer of mating formation through the layer of mating formation of certain thickness.

Further, the connecting passage certainly the edge of cavity layer is downwards to the center department of cavity layer extends, the connecting passage inwards expands gradually from the outside, the latus rectum of connecting passage is less than the latus rectum of infiltration passageway, the connecting passage is in the inside crisscross distribution of cavity layer.

The connecting channel extends from the edge of the hollow layer to the center of the hollow layer in a downward inclined manner, so that water can slide downwards and seep downwards conveniently, the internal drift diameter is larger and larger, the circulation capacity of water can be improved, the drainage effect is improved, the connecting channel is designed to be distributed in a staggered manner, the phenomenon that one channel cannot seep downwards after being plugged can be prevented, and the overall drainage capacity of the road brick is improved.

Further, the upper portion of the cavity is arched, the height of the hollow layer is at least thirty millimeters, the height of the cavity is at least ten millimeters, and the inter-brick transverse channel is communicated to the side portion of the cavity.

The arched structure can increase the overall strength of the road brick, and in order to increase the water drainage and storage effect, the hollow layer is designed to be thicker in height, so that the water drainage capacity of a large amount of water can be realized.

Furthermore, the paving layer is triangular, rectangular or hexagonal.

The shape of completely spliced edges such as triangle, rectangle or hexagon can be laid on the road according to the requirement, but the circular ellipse does not run, and a large amount of exposure can occur.

Furthermore, a sealing ring is arranged on the upper end face of the abutting face in a cushioning mode.

Through putting the sealing washer on the conflict face, can be easier with the ceramic tile on every side level, need not make strength beat the surface of way brick, and such structure has also increased the resistance to compression and the shock resistance of way brick.

Compared with the prior art, the invention has the following beneficial effects:

the road bricks are arranged into an upper part and a lower part, wherein the middle parts of the upper part and the lower part are of a hollow structure, the bottom part of the lower part is of a porous structure, and the side wall of the upper part is provided with the open grooves.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a prior art construction of a road block;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural view of a soil contact layer and a paving layer according to the present invention;

FIG. 4 is a schematic top view of a soil contact layer of the present invention;

FIG. 5 is a schematic bottom view of the hollow layer of the present invention;

FIG. 6 is a schematic view of the structure at A in FIG. 2;

in the figure: 1. a soil contact layer; 11. a limiting bump; 111. a water permeable tank; 12. a contact surface; 2. a hollow layer; 201. a cavity; 202. transverse channels between bricks; 203. a downward osmosis channel; 204. a connecting channel; 3. a paving layer; 301. a water seepage inlet; 31. a cambered surface; 4. a grid plate; 401. lattice bars; 402. a steel bar; 41. a support connection portion; 42. cutting the net; 43. an arc grid.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: municipal administration road brick structure that drainage is good, include the soil contact layer 1 with the soil contact, the top of soil contact layer 1 is connected with hollow layer 2, the top of hollow layer 2 is equipped with the smooth layer 3 of mating formation of up end, be equipped with cavity 201 among the hollow layer 2, the bottom of soil contact layer 1 is equipped with the porous part with the soil contact, and hole and cavity 201 intercommunication on the porous part, the lateral wall of the layer 3 of mating formation is equipped with continuous or intermittent distribution's fluting, fluting and cavity 201 intercommunication.

The soil contact layer 1 is a lower layer of a road brick structure, a layer laid on the soil surface is composed of a high-density brick structure and can keep the hardness, the hollow layer 2 and the pavement layer 3 are integrally formed and are of a detachable split structure with the soil contact layer 1, the hollow layer 2 is used for connecting the pavement layer 3 and the soil contact layer 1, a cavity 201 is arranged inside the hollow layer 2 and can enable an internal channel to be communicated, a porous part contacted with the soil is arranged at the bottom of the soil contact layer 1, a plurality of sparse holes are formed in the porous part, when the road brick is laid, the sparse hole structure is contacted with the soil layer, one part of the sparse hole structure is embedded into the soil, the other part of the sparse hole structure enables the soil to enter the sparse hole structure, the contact surface is loose and loose, a compact pressing layer cannot be formed, water seepage is facilitated, the side wall of the pavement layer 3 is provided with continuous or intermittent distributed slots, and the slots are communicated, after the paving of the road bricks is finished, because the bottom layer of the gap between the road bricks is easily filled with soil, and the upper layer is not easily covered by compact soil, and is covered in time, and can also be leaked out when the rainwater is washed, so that the water can enter the cavity 201 from the continuous or intermittent distributed slots and then seeps downwards, and the upper surface of the paving layer 3 is complete without the slots, thereby keeping the whole paving road smooth.

Specifically, the top of soil contact layer 1 is equipped with spacing lug 11, and the conflict face 12 with the contact of hollow layer 2 is formed to the outside of spacing lug 11, the up end of soil contact layer 1, and the upper end of hollow layer 2 lock is at the up end of conflict face 12, and the inboard of spacing lug 11 is equipped with a plurality of groove 111 of permeating water, the sub-unit connection porous part of groove 111 of permeating water, the upper portion and the cavity 201 intercommunication of groove 111 of permeating water.

Because the way brick is separable structure from top to bottom, utilize the spacing lug 11 of soil contact layer 1 top to play the spacing effect of concatenation to the hollow layer 2 of top, there is the groove 111 of permeating water spacing lug 11's inboard, communicate about mainly realizing for porous part and soil contact, soil can be very easy enter into the groove 111 of permeating water, because the relative area of groove 111 of permeating water and soil is great, the lower part discharge of groove 111 of permeating water is also very easily followed to the water of accumulation in the cavity 201.

Specifically, porous part includes grid plate 4, and grid plate 4 is connected in the bottom of soil contact layer 1, and the inboard of grid plate 4 is equipped with support connecting portion 41, and support connecting portion 41 becomes the inboard space separation of grid plate 4 a plurality of and the part that the groove 111 corresponds of permeating water, is equipped with cutting net 42 in the inboard of support connecting portion 41, and the below of cutting net 42 is equipped with arc graticule mesh 43.

The grid plate 4 mainly comprises a square frame and a supporting connection part 41 on the inner side of the frame, a strong supporting main body is formed, hollow spaces are formed between the supporting connection parts 41 and are distributed corresponding to the water permeable grooves 111, the bottom of the grid plate 4 and the inner side of the supporting connection part 41, namely the lower part of the hollow spaces, are provided with cutting nets 42, and when the cutting nets 42 are in contact with soil, the soil is separated and dispersed, so that the soil becomes loose.

Specifically, the cambered surface of arc graticule mesh 43 is downward, and all is equipped with a plurality of through-hole between arc graticule mesh 43 and the cutting net 42, and the interval between the minimum of arc graticule mesh 43 and the cutting net 42 is less than ten millimeters, and arc graticule mesh 43 distributes along the length or the width direction of cutting net 42, and cutting net 42 and arc graticule mesh 43 comprise the crisscross check bar 401 of a plurality of, and the inside of check bar 401 is inlayed and is equipped with billet 402.

Utilize arc graticule mesh 43 can increase the contact part of one deck and soil again in the bottom of cutting net 42, this location ability that has not only increased the way brick, also increased the separation ability to soil simultaneously, make the more deep part of soil also separated loose, improve the water permeability of soil, the check 401 that utilizes embedded billet 402 can increase the intensity of cutting net 42 and arc graticule mesh 43 to the design and the processing of the net of being convenient for.

Specifically, the fluting includes infiltration entry 301, and infiltration entry 301's inboard is equipped with the inside connecting channel 204 that extends, and the below of connecting channel 204 is equipped with the infiltration passageway 203 of vertical arrangement, and the first end and the connecting channel 204 intercommunication of infiltration passageway 203, the other end and the cavity 201 intercommunication of infiltration passageway 203, the lateral part of cavity 201 are equipped with the inter-brick transverse channel 202 who communicates to hollow layer 2 terminal surface, and the height of the inter-brick transverse channel 202 on four hollow layer 2 sides corresponds.

When ponding on the road surface, water is along the gap between the way brick, enter into infiltration entry 301, and enter into infiltration passageway 203 down along connecting channel 204, then enter into cavity 201, realize the infiltration toward in the soil, and because there is also local soil between the soil easily infiltration, and the local condition of difficult infiltration, consequently utilize horizontal passageway 202 between the brick, cavity 201 water level is lower on the soil of easy infiltration, make water shift between the way brick, thereby also driven loose soil transfer, make the distribution of soil more even, the infiltration ability also tends to even gradually, improve the infiltration effect on whole road surface.

Specifically, the border of layer 3 of mating formation is equipped with cambered surface 31, and the upper portion of infiltration entry 301 is located the middle section of cambered surface 31 high position, and the lower part of infiltration entry 301 is located the upper portion of hollow layer 2, and infiltration entry 301 narrows down from the extroversion inwards gradually, and the thickness of layer 3 of mating formation is eight millimeters at least.

In order to increase the infiltration effect in gap, the border of layer 3 of mating formation is equipped with cambered surface 31, can increase the size in gap through cambered surface 31, and the height setting of infiltration entry 301 is higher, can prevent that infiltration entry 301 from being plugged up by impurity, also be convenient for clean impurity and manage, infiltration entry 301 narrows down from the outside-in gradually and realizes preventing the entering of bold impurity, layer 3 of mating formation through certain thickness keeps the structural strength of layer 3 of mating formation.

Specifically, the connecting passages 204 extend from the edge of the hollow layer 2 to the center of the hollow layer 2, the connecting passages 204 gradually expand from the outside to the inside, the drift diameter of the connecting passages 204 is smaller than that of the infiltration passages 203, and the connecting passages 204 are distributed in the hollow layer 2 in a staggered manner.

Connecting channel 204 is the extension that slopes downwards from the edge of hollow layer 2 to the center of hollow layer 2, makes things convenient for the gliding infiltration of water, and inside latus rectum is bigger and bigger, can improve the circulation ability of water, increases drainage effect, designs into crisscross distribution and can prevent that one of them passageway from blockking up the back and can't seep downwards, increases the holistic drainage ability of way brick like this.

Specifically, the upper part of the cavity 201 is arched, the height of the hollow layer 2 is at least thirty millimeters, the height of the cavity 201 is at least ten millimeters, and the inter-brick transverse passage 202 is communicated to the side part of the cavity 201.

The arched structure can increase the overall strength of the road brick, and in order to increase the water drainage and storage effect, the hollow layer 2 is designed to be thicker in height, so that the water drainage capacity of a large amount of water can be realized.

Specifically, the paving layer 3 is triangular, rectangular or hexagonal.

Specifically, a sealing ring is padded on the upper end face of the abutting face 12.

By placing the sealing ring on the abutting surface 12, the surrounding floor tiles can be leveled more easily without striking the surface of the road tile with strength, and the structure increases the compression resistance and the shock resistance of the road tile.

The working principle of the invention is as follows: the soil contact layer 1 is a lower layer of a road brick structure, a layer laid on the soil surface is composed of a high-density brick structure and can keep the hardness, the hollow layer 2 and the pavement layer 3 are integrally formed and are of a detachable split structure with the soil contact layer 1, the hollow layer 2 is used for connecting the pavement layer 3 and the soil contact layer 1, a cavity 201 is arranged inside the hollow layer 2 and can enable an internal channel to be communicated, a porous part contacted with the soil is arranged at the bottom of the soil contact layer 1, a plurality of sparse holes are formed in the porous part, when the road brick is laid, the sparse hole structure is contacted with the soil layer, one part of the sparse hole structure is embedded into the soil, the other part of the sparse hole structure enables the soil to enter the sparse hole structure, the contact surface is loose and loose, a compact pressing layer cannot be formed, water seepage is facilitated, the side wall of the pavement layer 3 is provided with continuous or intermittent distributed slots, and the slots are communicated, after paving the road bricks, because the bottom layer of the gap between the road bricks is easy to fill up the soil, and the upper layer is not easy to be covered by the compact soil, the road bricks are covered in time, and can also be leaked out when being washed by larger rainwater, so that water can enter the cavity 201 from the continuous or discontinuous distributed slots and then seep downwards, and the upper surface of the pavement layer 3 is complete without slots, thereby keeping the whole pavement smooth, because the road bricks are of a structure which can be separated from the top and the bottom, the spacing lug 11 above the soil contact layer 1 plays a role in splicing spacing for the hollow layer 2 above, the inner side of the spacing lug 11 is provided with the permeable groove 111 which mainly realizes the up-and-down communication, when the porous part is contacted with the soil, the soil can easily enter the permeable groove 111, because the relative area of the permeable groove 111 and the soil is larger, the water accumulated in the cavity 201 can also be easily discharged from the lower part of the permeable groove 111, when ponding on the road surface, water is along the gap between the way brick, enter into infiltration entry 301, and enter into infiltration passageway 203 down along connecting channel 204, then enter into cavity 201, realize the infiltration toward in the soil, and because there is also local soil between the soil easily infiltration, and the local condition of difficult infiltration, consequently utilize horizontal passageway 202 between the brick, cavity 201 water level is lower on the soil of easy infiltration, make water shift between the way brick, thereby also driven loose soil transfer, make the distribution of soil more even, the infiltration ability also tends to even gradually, improve the infiltration effect on whole road surface.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The municipal road brick structure with good drainage is characterized by comprising a soil contact layer (1) in contact with soil, wherein a hollow layer (2) is connected above the soil contact layer (1), a paving layer (3) with a smooth upper end surface is arranged at the top of the hollow layer (2), a cavity (201) is arranged in the hollow layer (2), a porous part in contact with the soil is arranged at the bottom of the soil contact layer (1), holes in the porous part are communicated with the cavity (201), continuous or discontinuously distributed grooves are formed in the side wall of the paving layer (3), and the grooves are communicated with the cavity (201);

a limiting lug (11) is arranged above the soil contact layer (1), a contact surface (12) which is in contact with the hollow layer (2) is formed on the outer side of the limiting lug (11) and the upper end surface of the soil contact layer (1), the hollow layer (2) is buckled on the upper end surface of the contact surface (12), a plurality of water permeable grooves (111) are arranged on the inner side of the limiting lug (11), the lower parts of the water permeable grooves (111) are connected with the porous part, and the upper parts of the water permeable grooves (111) are communicated with the cavity (201);

porous part includes grid plate (4), grid plate (4) are connected the bottom of soil contact layer (1), the inboard of grid plate (4) is equipped with supports connecting portion (41), support connecting portion (41) will grid plate (4) inboard space separation become a plurality of with the part that the groove (111) of permeating water corresponds the inboard of supporting connecting portion (41) is equipped with cutting net (42), the below of cutting net (42) is equipped with arc graticule mesh (43).

2. The good drainage town road brick structure of claim 1, wherein: the cambered surface of arc graticule mesh (43) is downward, just arc graticule mesh (43) and cutting all are equipped with a plurality of through-hole between net (42), the minimum point of arc graticule mesh (43) with interval between cutting net (42) is less than ten millimeters, arc graticule mesh (43) are followed the length or the width direction of cutting net (42) distribute, cutting net (42) and arc graticule mesh (43) comprise a plurality of crisscross check (401), the inside of check (401) is inlayed and is equipped with billet (402).

3. The good drainage town road brick structure of claim 1, wherein: the fluting is including infiltration entry (301), the inboard of infiltration entry (301) is equipped with inside extending's connecting channel (204), the below of connecting channel (204) is equipped with vertical arrangement's infiltration passageway (203), the first end of infiltration passageway (203) with connecting channel (204) intercommunication, the other end of infiltration passageway (203) with cavity (201) intercommunication, the lateral part of cavity (201) is equipped with the intercommunication to horizontal passageway (202), four between the brick of hollow layer (2) terminal surface on the hollow layer (2) side the height of horizontal passageway (202) between the brick corresponds.

4. The good drainage town road brick structure of claim 3, wherein: the border of layer (3) of mating formation is equipped with cambered surface (31), the upper portion of infiltration entry (301) is located the middle section of cambered surface (31) high position, the lower part of infiltration entry (301) is located the upper portion of hollow layer (2), infiltration entry (301) is narrowed from the outside in gradually, the thickness of layer (3) of mating formation is eight millimeters at least.

5. The good drainage town road brick structure of claim 4, wherein: connecting channel (204) certainly the edge of hollow layer (2) is downward extend in the center department of hollow layer (2), connecting channel (204) inwards expand gradually from the outside, the latus rectum of connecting channel (204) is less than the latus rectum of infiltration passageway (203), connecting channel (204) are in the inside crisscross distribution of hollow layer (2).

6. The good drainage town road brick structure of claim 5, wherein: the upper portion of cavity (201) is the arch, the height of hollow layer (2) is thirty millimeters at least, the height of cavity (201) is ten millimeters at least, the lateral part of cavity (201) is equipped with and communicates to the brick transverse passage (202) of hollow layer (2) terminal surface.

7. The municipal road block structure with good drainage according to any one of claims 1 to 6, wherein: the paving layer (3) is triangular, rectangular or hexagonal.

8. The good drainage town road brick structure of claim 1, wherein: and a sealing ring is arranged on the upper end surface of the abutting surface (12) in a cushioning manner.