CN2913460Y

CN2913460Y - Retaining wall against sliding and collapse

Info

Publication number: CN2913460Y
Application number: CN 200520068109
Authority: CN
Inventors: 黄大文
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-11-30
Filing date: 2005-11-30
Publication date: 2007-06-20
Anticipated expiration: 2015-11-30

Abstract

The utility model discloses a skid and collapse resistance retaining wall, which comprises wall body formed by arranging building units similar to sandbag and connecting plates in staggered and overlapped manner. Alternatively arranged conical cuspate bulges are made on the front and rear surfaces of the connecting plate, wherein at least three conical cuspate bulges are provided with notch barb and/or at least two rivets, and a row of conical cuspate bulges with notch barb can be connected into a whole with soil reinforcement grids. The connecting plates will not be separated with the building units under external force action. The utility model solves the problems that the retaining wall in the prior art has no connecting plates with bulges with barb, can only be placed at flat floor in overlapped manner, cannot be used in inclined hillside site or steep rock, and has the shortcomings of low antiskid ability, easy transitional movement of the building units, easy generation of creepage and deformation due to rain wash, and easy man-made movement. The utility model can fasten the building units on any slopes via rivet connecting plates and rivet rods, and make the building units like sandbag to form an integral wall body via connecting plates.

Description

The retaining wall that antiskid is moved and caved in

Technical field

The utility model relates to a kind of retaining wall that is used for road and bridge, dam construction, especially prevents the retaining wall that sloping body slides and caves in.

Retaining wall in the known technology is the building unit with similar sand hill, according to the form and the construction requirement on ground, along the overlapping in turn one by one wall body structure of putting into of straight line.For the building unit that prevents overlapping sand hill slides, so-called in the prior art " retaining wall " with lock wall construction unit, between the building unit of per two sand hills or similar sand hill, be placed with a junction plate that has ridge, this retaining wall that only connects and composes between the building unit with sand hill or similar sand hill, usually an independently body of wall face of vertical ground can only be formed, overlapping putting can only be on more smooth ground, carried out.If on the rock that is used in the location, hillside of inclination or sticks up suddenly, in case the bag that occur to expand is damaged, or sliding bag shifts out, and body of wall will collapse and cave in.Press mechanics principle, also there is certain slip in the body of wall that only relies on conical protruding point to connect, and antiskid power is less, easily wriggled naturally by rainwater, by the people be move may.The wall height of this class body of wall generally can not surpass 1.5 meters, will have the danger of caving in, slide, falling in case surpass.Therefore national design specifications stipulates that also the height of this class formation retaining wall can not be above 1.5 meters.

Summary of the invention

The purpose of this utility model provides a kind of improved retaining wall, it can prevent effectively on any slope that overlapping packaging material building unit from sliding and wriggling caves in, can surpass 1.5 meters bodies of wall high in, the moving and retaining wall that caves in of the antiskid of caving in of can not falling.

The technical scheme that its technical problem that solves the utility model adopts is: the retaining wall that a kind of antiskid is moved and caved in, comprise: the body of wall that constitutes by the overlapping arrangement of building unit staggered floor of similar sand hill, and be pressed in up and down and connect similar sand hill building unit between the row, and positive and negative has the junction plate of tapered protrusion, it is characterized in that, be shaped on the pointed projection of spaced taper on the positive and negative of described junction plate, and having at least the pointed projection of taper more than three to be shaped on breach barb and/or at least two rivets, the pointed projection of taper that wherein has at least a row to have the breach barb can link into an integrated entity with fiber reinforced grating for earth engineering.

The utility model has following beneficial effect than prior art.

Positive and negative has the junction plate of the pointed protruding breach barb of taper and/or at least two rivets, this junction plate has the barb function, join together with assurance junction plate and building unit, or multilayer stack back and formation integral body. junction plate can not separate with building unit under external force.Not only avoided prior art not have the junction plate of barb design ridge, can only be in that to carry out overlapping defective and the antiskid kinetic force of putting on the rock that can not be used in tilted mountain hillside fields section or stick up suddenly on the ground grading little, the easy sliding transfer of building unit, easily being washed away by rainwater and mountain torrents and produce wriggling and distortion, is the deficiency of moving by the people easily.The coniform barb of a row that increases can link into an integrated entity netted fiber reinforced grating for earth engineering plate, tamps for retaining wall thereafter carries out backfill behind, and netted fiber reinforced grating for earth engineering and the soil body are fused provides technical support.This kind is called the force structure of reinforced soil retaining wall, meet in the national design specifications: the regulation of " length of successively going deep in the retaining wall tamped backfill when reinforced grating is not less than 0.7 times of wall height (and being not less than 3.5 meters), and the reinforced soil retaining wall design height is unrestricted ".The utility model can be can be on any slope fixing on the slope with junction plate by rivet rod by the rivet junction plate, and the building unit sand hill of similar sand hill is formed an overall structure body of wall by junction plate.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the connection layout that is shaped on pointed protruding junction plate of taper and reinforced grating on the utility model positive and negative.

Fig. 2 is the lateral view that is shaped on the pointed protruding junction plate of taper on the utility model positive and negative.

Fig. 3 is that the utility model building unit is the schematic diagram that the pyramid staggered floor is connected with junction plate.

Fig. 4 is that the utility model passes through embodiment Fig. 6 A of rivet junction plate to enlarged diagram on sloping body.

Fig. 5 is that the utility model band breach barb junction plate is connected the embodiment schematic diagram that gos deep into the retaining wall tamped backfill with reinforced grating.

Fig. 6 is the retaining wall embodiment schematic diagram that the utility model is laid on tilted mountain hillside fields section.

The specific embodiment

In Fig. 1, Fig. 2,4 fens upper and lower surfaces of junction plate, or tow sides.On the positive and negative of junction plate 4, be shaped on pointed protruding 3 and be shaped on the taper pointed protruding 2 of breach barb of spaced taper.In the pointed projection of taper that is spaced on junction plate 4 positive and negatives, have at least the taper pointed protruding 3 more than three to be shaped on breach barb and/or at least two rivets, rivet is by junction plate 4 rivet holes 5.The junction plate 4 downward sides can have 16 garden taper point projectioies 3, wherein can there be eight and have the breach barb, upwards the side can be shaped on the cone shape point projection 2 of three band breach barbs, so that the adjacent building unit in the left and right sides 7 that reaches up and down shown in Figure 3 links into an integrated entity.It is with second layer sand hill, or the building unit 7 of similar sand hill, is pressed in up and down on the first floor sand hill staggered floor, and the building unit 7 of similar sand hill is connected into pyramidal overlapping spread pattern.So just can go deep into building unit 7 junction plate 4 of (comprising software and hardware) by taper protruding point about having, put arbitrarily one deck independently that building unit 7 (comprising software and hardware) is connected, the building unit 7 of second, third that will superpose and even multilayer (comprising software and hardware) fuses simultaneously.Wherein, junction plate 4 taper pointed protruding 2 that has at least a row to have a breach barb can be connected with fiber reinforced grating for earth engineering.This band breach barb taper pointed protruding 2 can be by each several rows of being listed on the junction plate up and down, every row can have the taper of four band breach barbs pointed protruding 2, wherein has the pointed projection of row's band breach barb taper to hook junction plate 4 by the ribbed lattice 6 of external fiber reinforced grating for earth engineering 1.Described reinforced grating 6 is whole board-like lacing wire and tandem lacing wire.Reinforced grating 6 is a kind of low modulus, high creep polypropylene geotechnique band lacing wire material.The tensile strength of material is controlled by creep, and the surface is shaped on coarse decorative pattern.The building unit 7 of the utility model indication can be packeted soil, packed sand, packed stone, packed fine grained (comprising software and hardware).Shape is as common rice bag or rectangular-shaped cloth bag.Also can be a kind ofly can permeate rainwater, can make the ecological packaging bag of plant growing.

In Fig. 4 or embodiment shown in Figure 6, junction plate 4 of the present utility model can pass through rivet clasp or rivet 8, with junction plate 4 be laid on 9 locations, inclination hillside or stick up building unit 7 (comprising software and hardware) on the rock suddenly, ground or metope is capable is integral, the building unit that connects and ground or metope are fused.The back-filling in layers compacting native 10 then.

In the embodiment shown in fig. 6, be laid on 9 locations, inclination hillside or stick up building unit 7 on the rock suddenly, usually can be by the tonsure broken-up laying, inciting somebody to action independently by the junction plate 4 of ridge about having, building unit 7 (comprising software and hardware) deeply connects into the building retaining wall structure that multilayer is arranged overlapping one.At first digging out gutter 13, on the ground of mortar flag stone, lay out first row's building unit 7, interlock being shaped on pointed protruding junction plate 4 of taper and reinforced grating 1 on the positive and negative shown in Figure 1 then, successively lay, press the massif above-ground route by back-filling in layers soil pressure 12, and compacting constitutes reinforced soil retaining wall.When reaching segmentation ladder high H1, H2 or H3, make a platform that can make 4% draining.Do not have that ground supports domatic on building unit 7 can rank overlapping laying one by one by junction plate rivet 8 shown in Figure 4, constitute sloping body wall.Usually can make catchwater 11 on the top, to make things convenient for draining.

Claims

1. the moving and retaining wall that caves in of an antiskid, comprise: the body of wall that constitutes by the overlapping arrangement of building unit staggered floor of similar sand hill, and be pressed in up and down and connect similar sand hill building unit between the row, and positive and negative has the junction plate of tapered protrusion, it is characterized in that, be shaped on the pointed projection of spaced taper on the positive and negative of described junction plate, and having at least the pointed projection of taper more than three to be shaped on breach barb and/or at least two holdfasts, the pointed projection of taper that wherein has at least a row to have the breach barb can link into an integrated entity with fiber reinforced grating for earth engineering.

2. according to the retaining wall shown in the claim 1, it is characterized in that, the pointed projection of described band breach barb taper is by each several rows of being listed on the junction plate up and down, every row can have four pointed projectioies of band breach barb taper, wherein has the pointed projection of row's band breach barb taper to hook junction plate by the ribbed lattice of external reinforced grating.

3. according to the retaining wall shown in the claim 1, it is characterized in that described reinforced grating is whole board-like lacing wire or tandem lacing wire.

4. according to the retaining wall shown in the claim 3, it is characterized in that described reinforced grating is a kind of low modulus, high creep polypropylene geotechnique band lacing wire material, the surface is shaped on coarse decorative pattern.

5. according to the retaining wall shown in the claim 1, it is characterized in that described building unit is packeted soil, packed sand, packed stone, packed fine grained, comprises software and hardware.

6. according to the retaining wall shown in the claim 5, it is characterized in that described building unit is a kind of ecological packaging bag that can permeate rainwater and make plant growing.