CN215053215U

CN215053215U - Ecological view barricade can be assembled to gravity type

Info

Publication number: CN215053215U
Application number: CN202121651541.2U
Authority: CN
Inventors: 王勤雲; 刘静怡; 胡再国
Original assignee: Sichuan University
Current assignee: Sichuan University
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-12-07
Anticipated expiration: 2031-07-20

Abstract

A gravity type assembled ecological landscape retaining wall relates to the field of geotechnical engineering. Comprises a wall body, a water storage cavity, a plant growth groove and a base gabion; a hole is reserved on the wall body for installing a water storage cavity; the water storage cavity is spliced and hung on the wall body main body; the plant growth grooves are spliced and hung on the back plate of the water storage cavity; each plant growth groove unit component and the water storage cavity body back plate are enclosed to form a plant growth groove capable of planting green plants; the water storage cavity component is formed by assembling and enclosing an internal clapboard and an external backboard. The retaining wall combines the functions of ecological greening and self-irrigation, overcomes the defects that the traditional gravity retaining wall is monotonous and dull in form, and vertical greening plants on the wall body need to be artificially irrigated on time, and wastes time and labor.

Description

Ecological view barricade can be assembled to gravity type

Technical Field

The utility model relates to a geotechnical engineering field especially indicates a gravity type barricade wall unit and drainage method thereof.

Background

The gravity retaining wall is a retaining structure widely applied to side slope engineering of railways, highway embankments, cutting, tunnel portals, bridges, water conservancy, house buildings and the like, mainly utilizes the self gravity of a wall body to resist the lateral soil pressure of the wall body so as to achieve the effects of reinforcing the side slopes and retaining soil, and is a commonly used retaining wall in China at present. The gravity retaining wall is generally formed by integrally pouring concrete or grouted sheet stone concrete and is a foundation form of the retaining wall, changes of other forms can be generated, and corresponding structures can be correspondingly applied to retaining walls of other types.

Traditional gravity type barricade field work volume is big, and consumes the material, and because the restriction of process especially waits for the sclerosis of former process cement, often more consuming time, more and more towards novel structure development of can assembling now, accomplishes through the mode of factory's prefabricated component field assembly, assembles then needs the requirement that the nestification between each other reaches the intensity. In addition, the novel barricade of current part has changed traditional barricade appearance and has not beautifully, dull and withered problem, in addition the greening design on the outer facade of barricade, add the component such as plant living board and plant lian or the green planting of herbage and make the barricade facade more pleasing to the eye, increase its ecological benefits simultaneously, especially the barricade of highway both sides adds the view greening for the road in its structural action, structures such as inside drainage also have the space of optimizing the promotion, do not have the barricade design of synthesizing these factors at present.

SUMMERY OF THE UTILITY MODEL

For overcoming the weak point of current gravity type barricade in construction and use, the utility model relates to a novel ecological view barricade can be assembled to gravity type realizes that the assembly of retaining wall and green ecological benefit exist simultaneously and solve the wall plant water supply problem more rationally.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

the utility model provides a wall unit of gravity type barricade, include: wall body main part, base gabion and plant living groove and water storage cavity. The main body of the wall body is formed by casting concrete in situ, in order to prevent water deposited in soil from damaging the strength of a concrete structure, a water drainage hole is arranged in the wall body to filter out soil water at the rear part of the wall back, and the structure is the existing foundation structure in the traditional retaining wall; one side of the main body of the wall body for retaining soil is designed to be in a vertical form, and soil is extruded inwards, so that the effect of retaining soil by structure is realized; the other side of the wall body main body is designed to be in an inclined shape, so that the balance and stability of the gravity center of the retaining wall are facilitated, and the side inclination caused by the additionally arranged water storage cavity and the plant growth groove is prevented; embedding a steel bar connecting piece when one inclined side (outer side) of the wall body main body is cast in situ; the outer surface of one inclined side of the wall body main body is provided with a water storage cavity and a plant growth groove which are prefabricated parts, the water storage cavity and the plant growth groove are connected with the wall body main body embedded steel bar connecting piece through a socket in the assembling process, and joints are sealed by caulking with mortar and a waterproof agent; finding a slope of 10% from the top of the retaining wall to the top of the water storage cavity, connecting the slope with a funnel-shaped water collection port, and entering the water storage cavity through a graded filtering device; a vertical filtering grating plate is arranged at the top end of the slope, and is used for filtering (removing) larger dirt such as leaves and garbage and preventing the larger dirt from entering the water storage cavity; the water inlet of the water collecting port is provided with a filtering device which is a gabion and is provided with small pebbles with different grading, and the pebbles are densely distributed from large to small in volume according to the water flow direction and are filtered layer by layer.

The water storage cavity is filled up step by step, and after rainwater (or artificial irrigation water) enters the first-level water storage cavity through the filter layer, the first-level water storage cavity is filled up, when the water level reaches the water level line, namely the water outlet hole (a slightly low-lying gap), the water flows into the second-level water storage cavity from the water outlet hole (gap), the gap is the water outlet hole of the first-level water storage cavity and the water inlet hole of the second-level water storage cavity, the water level of the second-level water storage cavity reaches the water level line, namely the water outlet hole (gap) of the second-level water storage cavity, and then the water flows to the third level, so as to analogize step by step until the last-level water storage cavity is filled up. When water flows out from the water outlet hole (gap) of the water storage cavity at the lowest level, the water storage cavities in the wall body are filled with water to reach the water level line, and then irrigation can be stopped.

One side of the water storage cavity is connected with the plant growth tank; the plant growing tank is in an inverted triangular prism shape, and planting soil and green plants are filled in the plant growing tank; each plant growth groove unit consists of four plates, namely a back plate, a face plate and two side plates, wherein one back plate is used as a separator of the plant growth groove and the water storage cavity; the back plate is provided with a ventilation hole which is three parallel round holes; wherein the venthole is located the backplate and leans on upper portion, is higher than the planting soil filling position for the atmospheric pressure of water storage cavity and external world in the balanced wall, and water storage cavity and external world carry out ventilation.

A hole is formed in the lower position of the back plate of the plant growth tank unit, and a buried drip irrigation device is installed; the buried drip irrigation device is communicated with the water storage cavity and the plant growth groove, and water in the water storage cavity is introduced into soil of the plant growth groove for irrigation; the drip irrigation device consists of a soil humidity sensor, a controller, an electromagnetic valve, a filter, a water delivery pipe and a water dripping nozzle, is automatically controlled by a computer program, and is used for carrying out drip irrigation on plants in the plant growing tank.

The base gabion is the base gabion at the bottommost part of the retaining wall and has a water permeable function.

The beneficial effects of the utility model are that, combined ecological greening and self-irrigation's function on retaining wall, improved traditional gravity type barricade form monotonous withered, the perpendicular afforestation plant of wall body needs the manual work to irrigate on time, the shortcoming that wastes time and energy, wall body water storage cavity can collect and accumulate the rainwater when rainfall at every turn, for wall body afforestation plant provides irrigation water source, does not need artifical irrigation plant in rainy season, then regularly irrigate in dry season can. The green plants may be selected from lianas and herbaceous plants, and include Rhododendron, Hedera sinensis, Ligustrum japonicum, flower and leaf vine, and Chlorophytum comosum.

Drawings

FIG. 1 is a side elevation view in section of a retaining wall; FIG. 2 is a front elevation view of the retaining wall body; fig. 3 is a single plant growth trough member, fig. 4 is a schematic view of the back of the single plant growth trough member, wherein the back plate is an integral structure, that is, the back plates of all the plant growth trough units are the same whole plate, which is drawn for each unit for illustration;

the device comprises a wall body main body 1, a filtering grid plate 2, a water drainage hole 3, a filtering gabion 4, a vegetation groove 5, a gap 6, a gap 7, a water storage cavity 8, a back plate hole (ventilation hole) 9 and a base gabion; 5a, a planting cavity, 5b, a side plate, 5c, a back plate, 5d and a face plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments;

it should be noted that, in the case of no conflict, the technical features in the embodiments and examples of the present invention may be combined with each other, and the detailed description in the specific embodiment should be understood as an explanation of the gist of the present invention, and should not be construed as an improper limitation of the present invention.

The utility model provides a gravity retaining wall, please refer to fig. 1 to 4, which comprises a wall body 1, a plant growth tank 5, a water storage cavity 7 and a base gabion 9; the main body of the wall body is formed by casting concrete in situ, in order to prevent water deposited in soil from damaging the strength of a concrete structure, a water drainage hole 3 is arranged in the wall body to filter out soil water at the rear part of the wall back, and the structure is the existing foundation structure in the traditional retaining wall; one side of the main body of the wall body for retaining soil is designed to be in a vertical form, and soil is extruded inwards, so that the effect of retaining soil by structure is realized; the other side of the wall body main body is designed to be in an inclined shape, so that the balance and stability of the gravity center of the retaining wall are facilitated, and the side inclination caused by the additionally arranged water storage cavity 7 and the plant growth tank 5 is prevented; embedding a steel bar connecting piece when the inclined side of the wall body main body is cast in situ so as to connect the water storage cavity 7 during assembly; the outer surface of one inclined side of the wall body main body is provided with a water storage cavity 7 and a plant growing groove 5 which are both prefabricated parts, the prefabricated parts are connected with the embedded steel bar connecting piece of the wall body main body through a socket in the assembling process, and joints are sealed by caulking with mortar and a waterproof agent; wherein, the partition board component of the water storage cavity 7 connected with the wall body main body 1 is a splicing piece, a splicing hole is reserved, and the component connected with the plant growth groove 5 is an integral board; finding a slope of 10% from the top of the retaining wall to the top of the water storage cavity, connecting the slope with a funnel-shaped water collection port, and entering the water storage cavity 7 through a graded filtering device; a vertical filtering grating plate 2 is arranged at the top end of the slope, and is used for filtering (removing) larger dirt such as leaves and garbage and preventing the larger dirt from entering the water storage cavity; a filter device is arranged at the water inlet of the funnel-shaped water collecting port, is a gabion 4 and is filled with small pebbles with different grading, and the pebbles are densely distributed from large to small in volume according to the water flow direction and are filtered layer by layer; when the filtering device is implemented, attention needs to be paid to the fact that the gabion 4 is placed at the bottom of the funnel-shaped water collecting opening, and because water flow is slow in a filtering state, a certain accumulation space is reserved in the funnel opening for buffering in order to avoid loss of natural precipitation; the water storage cavity 7 is filled step by step, when rainwater (or artificial irrigation water) enters a first-level water storage cavity through a filter layer, the first-level water storage cavity is filled, when the water level reaches the water level line, namely a gap 6, the rainwater flows into a second-level water storage cavity from the gap 6, the gap 6 is a water outlet hole of the first-level water storage cavity and a water inlet hole of the second-level water storage cavity, when the water level of the second-level water storage cavity reaches the water level line, namely a gap (water outlet hole) of the second-level water storage cavity, the rainwater flows to a third level, and the process is repeated step by step until the last-level water storage cavity is filled; when water flows out from the water storage cavity gap 6 at the lowest level, water is injected into all the water storage cavities 7 in the wall body to reach the water level line, and then irrigation can be stopped; whether the water in the water storage cavity 7 is filled up or not can be judged by using the method during artificial irrigation (generally, water with less impurities can be used and can be directly injected into the first-stage water storage cavity);

one side of the water storage cavity is connected with the plant growth tank; the plant growing tank 5 is in an inverted triangular prism shape, and planting soil and green plants are filled in the tank; each plant growth groove unit consists of four plates, namely a back plate 5c, a face plate 5d and two side plates 5b, wherein one back plate is used as a separator between the plant growth groove 5 and the water storage cavity 7; the back plate is provided with an opening which is three parallel round holes and is a back plate hole (ventilation hole) 8 (the position of the back plate hole 8 which is higher than the notch 6 in the vertical direction); the back plate hole 8 is positioned at the upper part of the back plate and is higher than the filling position of the planting soil, and is used for balancing the air pressure of the water storage cavity 7 in the wall and the outside, and ventilating the water storage cavity 7 and the outside, and when the water level in the water storage cavity changes, air needs to be discharged; if rainwater accumulates for a long time, stale odor is generated, so ventilation and air exchange are realized;

an automatic control drip irrigation system is installed on a back plate of each plant growth tank 5 unit, when a humidity sensor buried in soil senses that soil moisture is lower than a certain set humidity, an electromagnetic valve and a controller are started through a computer automatic control program, a valve is opened, water flows from a water storage cavity to the plant growth tank through a water conveying pipe and flows out at a certain speed, and plants in the plant growth tank are irrigated;

irrigation system's drip nozzle is shallowly buried in planting living groove soil, protects it through soil, simultaneously because the raceway trompil position is lower on the backplate, can directly utilize the gravity of water self to flow out, does not need to install the water pump in addition. The bottom of the vegetation trough 5 is provided with a row of drain holes in the horizontal direction and the vertical direction of the panel respectively, the natural precipitation is large, and the vegetation trough can be drained from the drain holes after being filtered by soil; larger rainwater can flow through the surface of the vegetation trough 5 and then be drained from the upper drainage holes.

The base gabion is the base gabion 9 of retaining wall bottommost, has the function of permeating water, can discharge through breach 6 after the water level height reachs the water level line in the bottom retaining cavity 7, discharges to the earth's surface after infiltration and the buffering of base gabion 9.

The green plants may be selected from lianas and herbaceous plants, including rhododendron, ivy, ligustrum japonicum, flower and vine, and periwinkle, without limitation.

The water storage cavity 7 and the plant growth tank 5 are of an integrated structure and share the same back plate 5 c.

The plant growth tank 5 can be positioned above the water storage cavity 7, at the moment, the water storage cavity 7 and the plant growth tank 5 are both rectangular containers, and the water storage cavity 7 and the plant growth tank 5 are separated by a partition plate; the bottom of the plant growth tank 5 obtains water from the water storage cavity 7 through capillary phenomenon (for example, the upper end of one or more cotton threads is arranged at the bottom of the plant growth tank 5, and the lower end of the cotton thread is positioned at the bottom of the water storage cavity 7), so that automatic irrigation is realized; the notch 6 of the water storage cavity 7 is used as a water inlet hole and a water discharge hole, and is also used as an air pressure balance hole (a ventilation hole).

Claims

1. A gravity type assembled ecological landscape retaining wall is characterized by comprising a wall body, a water storage cavity, a vegetation groove and a base gabion; a hole is reserved on the wall body for installing a water storage cavity; the water storage cavity is spliced and hung on the wall body main body; the plant growth grooves are spliced and hung on the back plate of the water storage cavity; each plant growth groove unit component and the water storage cavity body back plate are enclosed to form a plant growth groove capable of planting green plants; the water storage cavity component is formed by assembling and enclosing an internal clapboard and an external backboard.

2. The gravity type assembled ecological landscape retaining wall as claimed in claim 1, wherein a plurality of the vegetation grooves are arranged outside the water storage cavity; each planting groove is triangular prism-shaped, namely the section of the planting groove is triangular; each water storage cavity is in one-to-one correspondence with each plant growth groove, namely, the water storage cavity supplying water to the plant growth groove is correspondingly arranged behind one plant growth groove.

3. The gravity-type assembled ecological landscape retaining wall as claimed in claim 1, wherein the water storage cavities are filled step by step, when rainwater or artificial irrigation water enters the first-level water storage cavity through the filter layer, the first-level water storage cavity is filled up, when the water level reaches the water level line, i.e. the gap, the water level reaches the water level line from the gap, i.e. the water outlet of the first-level water storage cavity and the water inlet of the second-level water storage cavity, the water level of the second-level water storage cavity reaches the water level line, i.e. the gap of the second-level water storage cavity, the water flows to the third level, and the steps are repeated until the last-level water storage cavity is filled up.

4. The gravity type assembled ecological landscape retaining wall as claimed in claim 3, wherein the plant growth tank and the water storage cavity are separated by a back plate, and the back plate is provided with ventilation holes, the positions of the ventilation holes are higher than the plant growth soil filling position, and the ventilation holes are used for balancing the air pressure of the water storage cavity in the wall and the outside, and ventilating the water storage cavity and the outside.

5. The gravity type assembled ecological landscape retaining wall as claimed in claim 4, wherein the drip irrigation system installed on the back plate is a gravity type buried drip irrigation system.

6. The gravity type assembled ecological landscape retaining wall as claimed in claim 1, wherein: the water storage cavity and the plant growth tank are of an integrated structure.

7. The gravity type assembled ecological landscape retaining wall as claimed in claim 1, wherein 10% of the slope is found from the top of the retaining wall to the top of the water storage cavity, a funnel-shaped water collection port is connected, and a vertical filtering grid plate is installed at the top end of the slope.

8. The gravity type assembled ecological landscape retaining wall as claimed in claim 7, wherein a filtering device gabion is installed at the water inlet of the funnel-shaped water collection port, small pebbles with different gradations are installed, and the pebbles are densely distributed from large to small in volume according to the water flow direction and are filtered layer by layer; when implementing the filtering device, attention is paid to the fact that the gabion is placed at the bottom of the funnel-shaped water collecting port, and a certain accumulation space is reserved in the funnel-shaped water collecting port for buffering.

9. The gravity type assembled ecological landscape retaining wall as claimed in claim 1, wherein a row of drainage holes are respectively formed in the bottom horizontal direction and the panel vertical direction of the vegetation groove.

10. The gravity type assembled ecological landscape retaining wall as claimed in claim 1, wherein the vegetation groove can be located above the water storage cavity, the water storage cavity and the vegetation groove are both rectangular containers, and the water storage cavity and the vegetation groove are separated by a partition plate; the bottom of the plant-growing tank obtains water from the water storage cavity body through capillary phenomenon.