CN203834439U

CN203834439U - Temporarily built site along river or gully

Info

Publication number: CN203834439U
Application number: CN201420265371.8U
Authority: CN
Inventors: 张文毅; 王洪军; 翟张宏; 张庆
Original assignee: Hydrochina Guiyang Engineering Corp
Current assignee: Hydrochina Guiyang Engineering Corp
Priority date: 2014-05-23
Filing date: 2014-05-23
Publication date: 2014-09-17
Anticipated expiration: 2024-05-23

Abstract

The utility model discloses a temporarily built site along a river or a gully. A cofferdam (3) which is built by piling up clay jute bags is arranged on a beachland (2) along the river or the gully (1), the temporarily built site is arranged at a vacant lot defined by the cofferdam (3) on the beachland (2), and the temporarily built site is separated from the river or the gully (1) through the cofferdam (3). Temporarily built facilities (6) are arranged on the temporarily built site, the temporarily built site is provided with intercepting ditches (8) along the cofferdam (3), and the intercepting ditches (8) flow into the river or the gully (1) towards the downstream. According to the temporarily built site along the river or the gully, due to the fact that a temporary flood season facility is built, the temporarily built facilities are reasonably arranged on the beachland which is distributed in the river or the gully, the land problem of parts of the temporarily built facilities in water-power engineering can be solved, and thus the arable land occupation problem and the inhabitant resettlement problem are solved. The temporary flood season facility is the cofferdam which is used for stopping water temporarily and composed of the clay jute bags. The clay jute bag cofferdam has the advantages of being good in overall seepage-proofing effect, low in cost, easy to construct, easy to dismantle and the like.

Description

Along the river a kind of or facing of coombe built place

Technical field

The utility model relates to builds place facing of along the river a kind of or coombe, belongs to Construction for Hydroelectric Project field.

Background technology

Hydroelectric project dam site many places are in area, valley, mountain area, seldom have the room of repairing the house, level land near dam site, enable to find smooth to be mostly local resident and plough, and impose arable land and can relate to immigration allocation, and construction of hydropower plant principle occupies cultivated land as far as possible less.Even if find smooth nearby, be mostly used for building permanent building as owner campsite etc.Moreover, because the overall construction period of hydroelectric project is longer, duration is mostly in 3～5 years, even longer, therefore, building expropriation of land generally can take year by year or carry out month by month, at hydroelectric project early-stage preparations Construction stage, often only can impose a small amount of land used, for generally facing the room that builds a house, as constructor's building for temporary habitation in early stage, reinforcement yard, the lands used such as sandstone bedding plant come by excavating side slope or backfill depression mostly, waste time and energy and increased investment, face and build after house breaking until the later stage, excavation slope and backfill have destroyed original landforms, extremely inharmonious with environment.But, near dam site, often there are some along the river or the beach of coombe distribution, in withered period phase, ground is more than the water surface, and in the period in flood season, local ground is below the water surface, therefore, can utilize this part beach, pass the flood period under the condition of facility, by suitable excavation or finishing carrying out to drain off floodwaters temporarily, be used for building some and face to build and execute, this faces for solving engineering that to build land used significant.

Utility model content

For addressing the above problem; the utility model provides facing of along the river a kind of or coombe to build place; by build the facility of passing the flood period temporarily; reasonable Arrangement is faced to build and is executed along the river or on coombe distribution beach; can solve hydroelectric project part and face the problems of land utilization that construction is executed; thereby reduce cultivated land occupancy and immigration allocation problem, and reduced to face and built construction cost, effectively protected ecological environment.

For solving the problems of the technologies described above, along the river of the present utility model or facing of coombe built place, mainly be applicable in river or the riverbank of coombe is other builds, the thing alluviation such as the silt that one side on the riverbank of most of river or coombe can be carried due to flowing water form beach, beach is between river or coombe and bank side slope, and main purpose of the present utility model is just how rationally to utilize this sheet beach.And owing to being flooded by the water surface of river or coombe in the common meeting of beach in flood season, therefore, the utility model does like this: on beach along river or coombe be provided with the cofferdam of building with clay gunnysack, face and build place and be located on the vacant lot that institute's corral goes out on beach, cofferdam, separate with river or coombe in Jiang Linjian place, cofferdam, executes facing to build to be provided with on place to face to build, as office, toolroom, dining room, crew quarter etc., when the withered phase, face and build more than place is positioned at the water surface; When flood season, face and build place and be positioned at below the water surface, face and build place and pass the flood period by gunnysack cofferdam water retaining.Build the catchwater that Shang Yan cofferdam, place is provided with facing, catchwater flows to remittance river, downstream or coombe, and the infiltration that river or coombe infiltrate by Xiang Linjian place, cofferdam in flood season is like this discharge downstream in directly entering catchwater.Cofferdam heap build highly by flood season water flow and discharge area calculate and obtain, cofferdam is piled to build and should be met the self structure of passing the flood period flood season and stablize.

Further, be provided with current traffic facing to build on place, face to build and execute between current traffic and cofferdam.Both sides in current traffic are also provided with catchwater, and the current traffic in edge of moving towards of catchwater is arranged.Build downstream, place and have at least one collecting-tank facing, the supporting water pump of collecting-tank, the place infiltration of withered phase and rainwater, by catchwater free-draining, pass through water pump draining flood season.The surrounding of collecting-tank is made brickwork and is used sand finish.Collecting-tank size and the degree of depth are built place seepage flow and rainwater flow is definite according to facing, and reduce collecting-tank cutting depth as far as possible, and collecting-tank surrounding is made brickwork and used sand finish.Water pump number of units and power according to face flood season build yard drain amount determine.

No matter be the catchwater of arranging along cofferdam, or the catchwater of arranging along current traffic, have at least a catchwater to import collecting-tank.Also can all import in collecting-tank and concentrate pump drainage by water pump by all catchwaters, specifically see that facing the row certainly that can the landform tendency of building location, place realize catchwater determines.The in the situation that of conditions permit, make catchwater realize from row, to reduce the energy consumption that adopts water pump pump drainage as far as possible.In general, the place infiltration of withered phase and rainwater are by catchwater free-draining, and flood season is by water pump draining.

On place, be provided with the native rock ballast backfill layer forming with the native rock ballast backfill that digs bank side slope facing to build, can realize the local use of earth and stone digging, both increased to face and built available region in place, also having reduced the cost producing because of the cubic metre of earth and stone of transport excavation increases.

The utility model pass the flood period temporarily facility by clay gunnysack along the river or periphery, coombe vadum ground build into gunnysack cofferdam, pass the flood period flood season by gunnysack cofferdam water retaining, gunnysack cofferdam can be used as to face with the ditch beach surrounding builds facilities land.Cofferdam heap is built highly and is obtained by flood season overcurrent flow and discharge area calculating, cofferdam heap builds that should to meet the self structure of passing the flood period flood season stable, conventionally build height and the heap amount of building in order to reduce gunnysack cofferdam heap, should face construction and execute and under deployment scenarios, expanded river course or coombe flow section area as far as possible meeting.

The beneficial effects of the utility model: by build the facility of passing the flood period temporarily, reasonable Arrangement is faced to build and executed along the river or on coombe distribution beach, can solve hydroelectric project part and face and build the problems of land utilization of executing, thereby reduce cultivated land occupancy and immigration allocation problem.The facility of temporarily passing the flood period is the cofferdam that is made up of temporary water dash clay gunnysack, and clay gunnysack cofferdam has overall good seepage-proof property, expense is low, construction is simple, remove the advantages such as easy.

brief description of the drawings

Fig. 1 is that the utility model faces and builds place layout schematic diagram;

Fig. 2 is the withered phase water level of the utility model and faces and build place sectional drawing;

Fig. 3 is that the utility model faces to build the place sectional drawing of passing the flood period flood season;

Being labeled as in accompanying drawing: 1-river or coombe, 2-beach, 3-gunnysack cofferdam, 4-excavation slope, 5-soil rock ballast backfill layer, 6-face build execute, the current traffic of 7-, 8-catchwater, 9-collecting-tank, 10-water pump, 11-riverbed.

Detailed description of the invention

Below in conjunction with drawings and Examples, the utility model is described in further detail.

As shown in Figure 1, the utility model relates to builds place facing of along the river a kind of or coombe, mainly comprises facing building place layout and the facility of temporarily passing the flood period.Pass the flood period temporarily facility by clay gunnysack along the river or beach 2 peripheries of coombe 1 build into cofferdam 3, the beach 2 that cofferdam 3 surrounds can be used as to face to build executes 6 lands used.When the withered phase, the water surface of river or coombe 1 is positioned to face to be built below Ground; Flood season, the water surface started lifting, more than the water surface is positioned at and faces and build ground, place, faced and built place and pass the flood period by gunnysack cofferdam 3 dash.

Cofferdam 3 heaps are built height and are calculated by river or coombe overcurrent in flood season flow and discharge area, cofferdam 3 heaps build that should to meet the self structure of passing the flood period flood season stable, conventionally build height and the heap amount of building in order to reduce gunnysack cofferdam 3 heaps, should face construction and execute and under 6 deployment scenarios, expand river course or coombe flow section area as far as possible meeting.

Face to build and execute 6 and be arranged in 3 inner sides, gunnysack cofferdam, between be provided with catchwater 8, catchwater 8 plays excretion gunnysack cofferdam 3 and seeps water and face the site rainwater effect of building; Current traffic 7 is arranged on to face builds an inner side, meet general vehicle current, if place is narrower, can suitably excavate bank side slope 4 expands to face and builds place, the spoil rock ballast on the spot low-lying place of backfill forms native rock ballast backfill layer 5, can clearer understanding integral arrangement scheme of the present utility model in conjunction with Fig. 2,3.

In addition, see Fig. 1 and in conjunction with Fig. 2, Fig. 3, build downstream, place collecting-tank 9 is set facing, catchment, 9 sizes and the degree of depth are built place seepage flow and rainwater flow is determined according to facing, and reduce collecting-tank 9 cutting depths as far as possible, and collecting-tank 9 surroundings employing brickworks are also used sand finish.Collecting-tank 9 is mainly collected to face and is built place infiltration and rainwater, and be equipped with water pump 10, the number of units of water pump 10 and power are built place seepage discharge and rainwater flow is determined according to facing, and the place infiltration of withered phase and rainwater enter river course or coombe automatically by catchwater 8, pass through water pump 10 drainings flood season.The pipeline drawing water starts to arrange, and walks around and pass into river or coombe 1 from 3 tops, cofferdam from collecting-tank 9.

Certainly, be more than concrete exemplary applications of the present utility model, the utility model also has other embodiment, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, within all dropping on the desired protection domain of the utility model.

Claims

1. one kind along the river or facing of coombe build place, comprise river or coombe (1), in this river or the long-pending beach (2) that forms of a side blow of coombe (1), beach (2) is positioned between river or coombe (1) and bank side slope (4), it is characterized in that: described beach (2) upper along river or coombe (1) be provided with the cofferdam (3) of building with clay gunnysack, face and build place and be located on the vacant lot that institute's corral goes out on beach (2), cofferdam (3), cofferdam (3) will be faced and build place and separate with river or coombe (1), execute (6) facing to build to be provided with on place to face to build, build the catchwater (8) that Shang Yan cofferdam, place (3) is provided with facing, catchwater (8) imports in river or coombe (1) downstream.

2. along the river according to claim 1 or facing of coombe built place, it is characterized in that: be provided with current traffic (7) facing to build on place, face to build and execute (6) and be positioned between current traffic (7) and cofferdam (3).

3. along the river according to claim 2 or facing of coombe built place, it is characterized in that: build downstream, place and have at least one collecting-tank (9) facing, the supporting water pump of collecting-tank (9) (10), the place infiltration of withered phase and rainwater are by catchwater (8) free-draining, and flood season is by water pump (10) draining.

4. along the river according to claim 3 or facing of coombe built place, it is characterized in that: the surrounding of described collecting-tank (9) is made brickwork and used sand finish.

5. along the river according to claim 3 or facing of coombe built place, it is characterized in that: be also provided with catchwater (8) in the both sides of described current traffic (7), the trend of catchwater (8) is arranged along described current traffic (7).

6. along the river according to claim 5 or facing of coombe built place, it is characterized in that: have at least a catchwater (8) to import collecting-tank (9).

7. along the river according to claim 3 or facing of coombe built place, it is characterized in that: on place, be provided with the native rock ballast backfill layer (5) forming with the native rock ballast backfill that digs bank side slope (4) facing to build.