CN111676771B

CN111676771B - Sponge city is with paving brick

Info

Publication number: CN111676771B
Application number: CN202010571425.3A
Authority: CN
Inventors: 陈静; 郭雪虎
Original assignee: Quanzhou Taiwan Investment Zone Xingnuo Technology Co ltd
Current assignee: Quanzhou Taiwan investment zone Xingnuo Technology Co.,Ltd.
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-12-14
Anticipated expiration: 2040-06-22
Also published as: CN111676771A

Abstract

The invention discloses a paving brick for a sponge city, which comprises a brick body, wherein a water storage cavity is formed in the brick body, and a water inlet structure and a water outlet structure are also arranged in the brick body; the water inlet structure comprises a pedal and a temperature control valve, a mounting groove is formed in the upper portion of the brick body, the pedal is fixedly mounted in the mounting groove, a plurality of supporting blocks are fixedly connected to the lower portion of the pedal, an evaporation cavity is formed between the pedal and the supporting blocks as well as the bottom wall of the mounting groove, the temperature control valve is mounted on the supporting blocks, a water storage cavity is connected with the outside through a water inlet cavity and the temperature control valve, the water storage cavity is communicated with the evaporation cavity through a water outlet cavity, a first one-way valve is mounted in the water outlet cavity, and a water outlet hole communicated with the evaporation cavity is formed in the pedal. The paving brick provided by the invention can realize rainwater absorption and storage in a rainy day, can release the stored rainwater to realize a cooling effect in a hot day, and accords with the design concept of sponge cities.

Description

Sponge city is with paving brick

Technical Field

The invention belongs to the technical field of paving bricks, and particularly relates to a paving brick for a sponge city.

Background

At present, according to climate change of high temperature and high heat, the city stove generates uncomfortable practical threat to human beings, and China strongly advocates a strategy of establishing a sponge city in the whole society for dealing with the city, namely, the city land is like a sponge, objects on the ground and underground mud bodies can both absorb rainwater, store water and purify water rapidly in a large quantity, and release water when necessary, so that the water improves the existing high-temperature climate through virtuous circle.

The traditional paving brick has a simple structure, does not have a water absorption effect in rainy days, and causes a large amount of accumulated water on the surface of a road; simultaneously also do not possess the effect of cooling in hot weather, under the shining of sunshine, road surface temperature is very high, and very hot also can be experienced to the pedestrian of coming and going, especially in the great outdoor place of people's flow such as park or activity square, brings inconvenient recreation experience for the pedestrian, does not accord with the design theory in sponge city.

Disclosure of Invention

Based on the technical problems that the traditional paving brick provided in the background technology is simple in structure and does not accord with the design concept of a sponge city, the invention provides a paving brick for a sponge city.

The invention provides a paving brick for a sponge city, which comprises a brick body, wherein a water storage cavity is formed in the brick body, and a water inlet structure and a water outlet structure are also arranged in the brick body;

the water inlet structure comprises a pedal and a temperature control valve, a mounting groove is formed above the brick body, the pedal is fixedly mounted in the mounting groove, a plurality of supporting blocks are fixedly connected below the pedal, an evaporation cavity is formed among the pedal, the supporting blocks and the bottom wall of the mounting groove, the temperature control valve is mounted on the supporting blocks, a water storage cavity is connected with the outside through a water inlet cavity and the temperature control valve, the water storage cavity is communicated with the evaporation cavity through a water outlet cavity, a first one-way valve is mounted in the water outlet cavity, and a water outlet hole communicated with the evaporation cavity is formed in the pedal;

the water outlet structure comprises an extrusion rod and a memory alloy spring, a movable groove and an extrusion cavity are formed in the upper surface of the brick body, one part of the extrusion rod is inserted in the extrusion cavity in a sealing and sliding mode, the other part of the extrusion rod is located in the movable groove, a pedal block is fixedly connected to the end of the extrusion rod, the memory alloy spring is sleeved on the abutting rod, two ends of the memory alloy spring are fixedly connected with the pedal block and the bottom wall of the movable groove respectively, a second one-way valve is installed at one end, close to the water storage cavity, of the extrusion cavity, and an air hole is formed in the axis of the extrusion rod.

Preferably, the temperature control valve comprises a memory metal sheet, an arc-shaped groove is formed in one side, close to the brick body, of the supporting block, the memory metal sheet is attached to the inner side of the arc-shaped groove, a water inlet communicated with the arc-shaped groove is formed in the pedal, the middle of the memory metal sheet is fixedly connected with the wall of the mounting groove through a supporting rod, and the water inlet cavity is communicated with the arc-shaped groove.

Preferably, the deformation temperature of the memory metal sheet is between 10 ℃ and 20 ℃.

Preferably, the pedal block and the extrusion rod are integrally formed.

Preferably, the upper end surface of the pedal block is a spherical surface.

Preferably, the maximum length of the pedal block extending out of the movable slot is not more than one centimeter.

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

1. when the paving brick is used, in rainy days, due to the fact that the temperature of rainwater is low, the temperature control valve is in an open state when being contacted with the rainwater, the rainwater flows into the water storage cavity along the water inlet cavity through the temperature control valve, absorption and storage of the rainwater are achieved, and the rainwater can be prevented from being gathered on the surface of a road;

2. in normal temperature, the temperature control valve is in a closed state, and the water storage cavity is not communicated with the outside, so that the volatilization speed of rainwater can be greatly reduced, and a good sealed storage effect is realized;

3. in hot weather, the memory alloy spring reaches the deformation temperature to generate extension length increase, so that the pedal block extends out of the movable groove, people can step on the pedal block when walking, the extrusion rod moves downwards, air in the extrusion cavity is extruded into the water storage cavity through the second one-way valve, part of rainwater can be extruded into the evaporation cavity through the first one-way valve, and the rainwater entering the evaporation cavity is heated and evaporated to greatly reduce the temperature of the surface of the paving brick, so that the surface temperature of the ground is reduced;

4. in non-inflammatory weather, the memory alloy spring is in a contraction state, the pedal block is positioned in the movable groove, when a pedestrian steps on the paving brick, the position of the extrusion rod cannot be changed, and further rainwater cannot be extruded into the evaporation cavity; the rainwater that makes the storage in the retaining chamber only can be used and realize the cooling in hot day, has improved the utilization rationality of rainwater, has realized the effect that good rainwater storage rationally utilized again, accords with the design theory in sponge city.

Drawings

FIG. 1 is a schematic structural view of a paving brick for sponge cities, which is provided by the invention;

FIG. 2 is a schematic view of a partial structure of a paving brick for sponge cities, according to the present invention;

fig. 3 is an enlarged view of a structure a in fig. 2.

In the figure: 1 brick body, 2 water storage cavities, 3 pedals, 4 water inlet cavities, 5 water outlet cavities, 6 first one-way valves, 7 extrusion cavities, 8 movable grooves, 9 extrusion rods, 10 pedal blocks, 11 memory alloy springs, 12 air holes, 13 second one-way valves, 14 supporting blocks, 15 evaporation cavities, 16 water outlet holes, 17 water inlets, 18 memory metal sheets, 19 arc-shaped grooves and 20 supporting rods.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-3, the paving brick for the sponge city comprises a brick body 1, wherein a water storage cavity 2 is formed in the brick body 1 and used for storing rainwater, and a water inlet structure and a water outlet structure are further arranged in the brick body 1;

wherein, the water inlet structure comprises a pedal 3 and a temperature control valve, a mounting groove is arranged above the brick body 1, the pedal 3 is fixedly arranged in the mounting groove, a plurality of supporting blocks 14 are fixedly connected below the pedal 3, the supporting blocks 14 are fixedly connected with the bottom wall of the mounting groove, an evaporation cavity 15 is formed between the pedal 3 and the supporting blocks 14 as well as the bottom wall of the mounting groove, the temperature control valve is arranged on the supporting blocks 14, a water inlet cavity 4 is arranged on the brick body 1, the water storage cavity 2 is connected with the outside through the water inlet cavity 4 and the temperature control valve, the temperature control valve is opened at low temperature and closed at high temperature, concretely, the temperature control valve comprises a memory metal sheet 18, an arc-shaped groove 19 is arranged on one side of the supporting blocks 14 close to the brick body 1, the memory metal sheet 18 is attached in the arc-shaped groove 19, a water inlet 17 communicated with the arc-shaped groove 19 is arranged on the pedal 3, the middle part of the memory metal sheet 18 is fixedly connected with the wall of the mounting groove through a supporting rod 20, and the water inlet cavity 4 is communicated with the arc-shaped groove 19, the deformation temperature of the memory metal sheet 18 is between 10 ℃ and 20 ℃, the temperature of general rainwater is not more than 20 ℃, when rainwater contacts the memory metal sheet 18, the memory metal sheet 18 is in a bending state and cannot block the water inlet 17, at normal temperature, the memory metal sheet 18 deforms and is tightly attached to the wall of the arc-shaped groove 19, so that the water storage cavity 2 is not communicated with the outside, the brick body 1 is provided with the water outlet cavity 5, the water storage cavity 2 is communicated with the evaporation cavity 15 through the water outlet cavity 5, the water outlet cavity 5 is internally provided with the first one-way valve 6, the first one-way valve 6 is communicated with the evaporation cavity 15 from the water storage cavity 2, and the pedal 3 is provided with the water outlet 16 communicated with the evaporation cavity 15;

wherein, go out the water structure and include extrusion stem 9 and memory alloy spring 11, movable groove 8 has been seted up to 1 upper surface of the brick body, and inside sets up the extrusion chamber 7 that communicates movable groove 8 and retaining chamber 2, the bore of movable groove 8 is greater than the extrusion groove, partly sealed slip of extrusion stem 9 is inserted and is established in extrusion chamber 7, another part is in movable groove 8, and tip fixedly connected with is stepped on piece 10, memory alloy spring 11 cover is established on the pressure bar that supports, and both ends respectively with step on piece 10, 8 diapire fixed connection of movable groove, extrusion chamber 7 is close to the one end in retaining chamber 2 and installs second check valve 13, second check valve 13 accesss to retaining chamber 2 by the extrusion groove, set up gas pocket 12 on the extrusion stem 9 axis, gas pocket 12 runs through the both ends of extrusion stem 9, block 10 including the extrusion stem 9 tip.

When the paving brick is used, in rainy days, due to the fact that the temperature of rainwater is low, the temperature control valve is in an open state when being contacted with the rainwater, the rainwater flows into the water storage cavity 2 along the water inlet cavity 4 through the temperature control valve, absorption and storage of the rainwater are achieved, and the rainwater can be prevented from being gathered on the surface of a road; in normal temperature, the temperature control valve is in a closed state, and the water storage cavity 2 is not communicated with the outside, so that the volatilization speed of rainwater can be greatly reduced, and a good sealed storage effect is realized; in hot weather, the memory alloy spring 11 reaches the deformation temperature to generate extension length increase, so that the pedal block 10 extends out of the movable groove 8, people can step on the pedal block 10 when walking, the extrusion rod 9 moves downwards, the air hole 12 is blocked by the sole, air in the extrusion cavity 7 is extruded into the water storage cavity 2 through the second one-way valve 13, partial rainwater can be extruded into the evaporation cavity 15 through the first one-way valve 6, after the pedestrian leaves, external air is supplemented into the extrusion cavity 7 from the air hole 12, the extrusion rod 9 is reset under the action of the memory alloy spring 11, the rainwater entering the evaporation cavity 15 is heated and evaporated, and the surface temperature of the paving brick can be greatly reduced, so that the surface temperature of the ground is reduced; it should be further noted that the memory alloy spring 11 is elastically deformed by extending when reaching a certain temperature, and in non-inflammatory weather, the memory alloy spring 11 is in a contracted state, the pedal block 10 is in the movable groove 8, so that when a pedestrian steps on the paving brick, the position of the extrusion rod 9 is not changed, and rainwater is not extruded into the evaporation cavity 15; make the rainwater of storage in the retaining chamber 2 only can be used in hot day and realize the cooling, improved the utilization rationality of rainwater.

In the preferred technical scheme of the embodiment, the pedal 10 and the extrusion rod 9 are integrally formed, the upper end surface of the pedal 10 is a spherical surface, so that a user can conveniently step on the pedal, and the maximum length of the pedal 10 extending out of the movable groove 8 is not more than one centimeter.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The paving brick for the sponge city comprises a brick body (1), and is characterized in that a water storage cavity (2) is formed in the brick body (1), and a water inlet structure and a water outlet structure are further mounted in the brick body (1);

the water inlet structure comprises a pedal (3) and a temperature control valve, a mounting groove is formed above the brick body (1), the pedal (3) is fixedly mounted in the mounting groove, a plurality of supporting blocks (14) are fixedly connected below the pedal (3), an evaporation cavity (15) is formed among the pedal (3), the supporting blocks (14) and the bottom wall of the mounting groove, the temperature control valve is mounted on the supporting blocks (14), the water storage cavity (2) is connected with the outside through a water inlet cavity (4) and the temperature control valve, the water storage cavity (2) is communicated with the evaporation cavity (15) through a water outlet cavity (5), a first one-way valve (6) is mounted in the water outlet cavity (5), and a water outlet hole (16) communicated with the evaporation cavity (15) is formed in the pedal (3);

the water outlet structure comprises an extrusion rod (9) and a memory alloy spring (11), a movable groove (8) and an extrusion cavity (7) are formed in the upper surface of the brick body (1), one part of the extrusion rod (9) is inserted into the extrusion cavity (7) in a sealing and sliding mode, the other part of the extrusion rod is located in the movable groove (8), a pedal block (10) is fixedly connected to the end of the extrusion rod, the memory alloy spring (11) is sleeved on the abutting rod, two ends of the memory alloy spring are fixedly connected with the pedal block (10) and the bottom wall of the movable groove (8) respectively, a second one-way valve (13) is installed at one end, close to the water storage cavity (2), of the extrusion cavity (7), and an air hole (12) is formed in the axis of the extrusion rod (9);

the temperature control valve comprises a memory metal sheet (18), an arc-shaped groove (19) is formed in one side, close to the brick body (1), of the supporting block (14), the memory metal sheet (18) is attached to the arc-shaped groove (19), a water inlet (17) communicated with the arc-shaped groove (19) is formed in the pedal (3), the middle of the memory metal sheet (18) is fixedly connected with the wall of the mounting groove through a supporting rod (20), and the water inlet cavity (4) is communicated with the arc-shaped groove (19).

2. A sponge paving tile for cities according to claim 1, characterized in that the deformation temperature of said memory metal sheet (18) is comprised between 10 ℃ and 20 ℃.

3. A sponge paving tile for cities according to claim 1, characterized in that the tread block (10) and the pressing rod (9) are integrally formed.

4. A sponge paving tile for cities according to claim 1, characterized in that the upper end surface of the tread block (10) is spherical.

5. A sponge paving tile for cities according to claim 1, characterized in that the maximum length of the extension of the tread block (10) from the movable channel (8) does not exceed one centimetre.