CN2176383Y - Vibrating grouter - Google Patents

Abstract

The utility model discloses a vibrating hole high slurry spraying and filling machine for preventing the seep under the coarse grain gravel ground layer and is composed of the main components comprising a liquid pressure walking machine frame (1), a vibration piling hammer (2), a high slurry spraying and filling pipe (3), an impact high spraying head (4), a slurry pump (5), a wind pump (6), a high-pressure water pump (7), etc. and other auxiliary components. Because the vibrating hole high slurry spraying and filling machine adopts the special structural high slurry spraying and filling pipe, the special structural high spraying head and a special structural centralizer, the vibration hammer with the large power can be used to directly convey the high slurry spraying and filling pipe to the prefixed depth. The hole is formed and the pipe sinks in one time. The process is simplified. The purpose-made high slurry spraying and filling pipe can carry out the various material repeated spraying process in the hole after being sprayed. The vibrating hole high slurry spraying and filling machine improves the wall body quality and reduces the material consumption.

Description

Vibrating grouter

The utility model relates to a kind of high pressure jet grouting process equipment that is used to carry out underground antiseepage, and the mode of its applying vibration immersed tube sinks to desired depth in the sand ovum gravel stratum with high jet pipe, carries out high pressure jet grouting then.

Antiseepage in the scall in the past, general employing is done diaphragm wall and is become wall with high pressure jet grouting.

Height becomes wall after being sprayed into the general first pore-creating of wall technology, pore-creating speed is very fast in particulate stratum such as great soil group, sand class, granule class stratum, comprehensive benefit and cost impact to the height spray are less, but the pore-creating difficulty is more in the ovum gravel stratum of coarse grain, efficient is low, consuming big, the general 10 meters degree of depth needs about a machine-team.

The purpose of this utility model is that a kind of ovum gravel stratum that is applicable to coarse grain will be provided, and improves speed, efficient height, the little high-pressure jetting grouting of vibrating-hole machine of consumption of pore-creating.

The purpose of this utility model be achieved in that these facility by hydraulic moving mechanism frame, vibropiling hammer, high pressure jet grouting pipe, impact critical pieces such as high shower nozzle, stock pump, air pump, high-pressure hydraulic pump and other auxiliary tool is formed.Its vibropiling hammer is installed on the guide rail of framework pillar by the rope that is installed on the hoist engine with automatic speed regulation function, the high pressure jet grouting pipe is by the location of movable centralizer, one end is installed on the vibropiling hammer, impact high shower nozzle and be installed in the high pressure jet grouting pipe bottom, its high pressure jet grouting pipe is to be made of outer tube, water pipe, airduct.Outer tube is the seamless steel pipe that is about 16m, diameter 110mm, wall thickness 20-22mm; Water pipe and airduct are the seamless steel pipes of two φ 25 * 3; Water pipe and airduct are installed in the inside of outer tube, outer tube with send the slurry flexible pipe to link to each other, water pipe links to each other with sending water tube hose, airduct links to each other with air supplying hose, and the other end of three flexible pipes links to each other with stock pump, high-pressure hydraulic pump and air pump respectively.It impacts high shower nozzle is the flat shape of chewing, and the flat tip of chewing studs with hard metal tip, and the upper end of impacting high shower nozzle has Feng Zui and Shui Zui, and the lower end has slurry chews, and for preventing the erosion of high-velocity flow, water is chewed and adopted with hardness alloy nozzle, to satisfy the requirement of 30-40MPa hydraulic pressure; Movable centralizer one end is connected with framework pillar, to reduce the drift of compression member, strengthens the anti-ability that fractures, movable centralizer can be easily in conjunction with separate freely pass through so that vibropiling is hammered energy into shape.

The utility model is owing to be used in the high pressure jet grouting pipe and the high shower nozzle of said structure, high jet pipe directly can be delivered to desired depth so use high-power vibrating hammer, pore-creating and following pipe are once finished, pore-creating and following pipe speed can reach 2-4 rice/minute, simplified technology, be specially adapted to the ovum gravel stratum of coarse grain, its special high jet pipe can carry out the multiple pressure spray process of multiple material in the hole of having sprayed, improved wall quality, reduced the consumption of material, this machine also has pore-creating efficient height in addition, can reduce pitch-row as far as possible, advantages such as the continuity of assurance body of wall, reliability.

Concrete structure of the present utility model is provided by following examples and accompanying drawing thereof.

Fig. 1 is a high-pressure jetting grouting of vibrating-hole machine overall structure schematic diagram;

Fig. 2 is high nozzle structure cut-away view for the high-pressure jetting grouting of vibrating-hole machine impacts;

Describe concrete structure of the present utility model and applying step in detail below in conjunction with accompanying drawing: these facility are by hydraulic moving mechanism frame 1, vibropiling hammer 2, high pressure jet grouting pipe 3, impact high shower nozzle 4, stock pump 5, air pump 6, high-pressure hydraulic pump 7, form Deng critical piece and other auxiliary tool, its vibropiling hammer 2 is installed on the guide rail of framework pillar 10 by the rope 21 that is installed on the hoist engine 9 with automatic speed regulation function, high pressure jet grouting pipe 3 is installed on the vibropiling hammer 2 by location one end of movable centralizer 8, impact high shower nozzle 4 and be installed in high pressure jet grouting pipe 3 bottom, its high pressure jet grouting pipe 3 is by outer tube 11, water pipe 12, airduct 13 constitutes, and outer tube 11 is to be about 16m, diameter 110mm, the seamless steel pipe of wall thickness 20-22mm; Water pipe 12 and airduct 13 are seamless steel pipes of two φ 25 * 3; Water pipe 12 and airduct 13 are installed in the inside of outer tube 11, outer tube 11 with send the slurry flexible pipe 14 link to each other, water pipe 12 links to each other with sending water tube hose 15, and airduct 12 links to each other with air supplying hose 16, and the other end of three flexible pipes 14,15,16 links to each other with stock pump 5, high-pressure hydraulic pump 7 and air pump 6 respectively.It impacts high shower nozzle 4 and chews shape for flat, and the flat tip of chewing studs with hard metal tip 17, the upper end of impacting high shower nozzle 4 have wind chew 18 and water chew 19, the lower end has slurry and chews 20, for preventing the erosion of high-velocity flow, water is chewed 19 and is adopted hardness alloy nozzle, to satisfy the requirement of 30-40MPa hydraulic pressure; Movable centralizer 8 one ends are connected with framework pillar 10, to reduce the drift of compression member, strengthen the anti-ability that fractures, movable centralizer 8 can be easily in conjunction with separate freely pass through so that vibropiling is hammered 2 energy into shape.Applying step: the on-the-spot installation: for the ease of heavy grouting frame 1 and the high jet pipe 3 of pulling out of transportation hydraulic moving mechanism, generally be the transportation of disintegrating, need assembling after reaching the spot; Moving the hole puts in place: utilization hydraulic system operation valve, and the operation bottom girder is shifted, and arrives predetermined position, hole; High pressure jet grouting pipe 3 usefulness flanges are fixed on vibrating hammer 2 times; Connect wind, water, slurry flexible pipe 16,15,14; Start high-pressure hydraulic pump 7, air pump 6, stock pump 5, and reach normal operation; Vibration on Start-up hammer 2 is delivered to desired depth with high pressure jet grouting pipe 3, sends into wind, water, slurry simultaneously to reduce the frictional force on high shower nozzle 4 end resistances and high pressure jet grouting tube wall and stratum with low pressure during immersed tube, prevents the obstruction of nozzle simultaneously; On at first add strong wind, water slurry pressure when carrying, carry out the height spray.Require when last raising is sprayed not vibrate or few vibration, the combined stresses that makes the generation of vibration and hydrostatic pressing is within the permissible value of designing requirement; Carry out multiple material when spraying again, promptly slurries play packing action with clay slip or clay mortar for the first time, use cement paste for the second time, need intensity to reach, and it is far away to prevent that cement paste ran off, and causes unnecessary consumption.

Claims (4)

1, a kind of high-pressure jetting grouting of vibrating-hole machine, these facility by hydraulic moving mechanism frame (1), vibropiling hammer (2), high pressure jet grouting pipe (3), impact high shower nozzle (4), stock pump (5), air pump (6), high-pressure hydraulic pump critical pieces such as (7) and other auxiliary tool and form.It is characterized in that vibropiling hammer (2) is installed on the guide rail of framework pillar (10) by the rope (21) that is installed on the hoist engine (9) with automatic speed regulation function, high pressure jet grouting pipe (3) is installed on the vibropiling hammer (2) by location one end of movable centralizer (8), impacts high shower nozzle (4) and is installed in high pressure jet grouting pipe (3) bottom.

2, a kind of high-pressure jetting grouting of vibrating-hole machine according to claim 1, it is characterized in that high pressure jet grouting pipe (3) is to be made of outer tube (11), water pipe (12), airduct (13), outer tube (11) is the steel pipe that is about 16mm, diameter 110mm, wall thickness 20-22mm; Water pipe (12) and airduct (13) are the seamless steel pipes of two φ 25 * 3; Water pipe (12) and airduct (13) are installed in the inside of outer tube (11), outer tube (11) with send the slurry flexible pipe (14) link to each other; Water pipe (12) links to each other with sending water tube hose (15); Airduct (13) links to each other with air supplying hose (16), and the other end of three flexible pipes (14), (15), (16) links to each other with stock pump (5), high-pressure hydraulic pump (7) and air pump (6) respectively.

3, a kind of high-pressure jetting grouting of vibrating-hole machine according to claim 1, it is characterized in that impacting high shower nozzle (4) is the flat shape of chewing, the flat tip of chewing studs with hard metal tip (17), the upper end of impacting high shower nozzle (4) has wind and chews (18) He Shuizui (19), the lower end has slurry and chews (20), for preventing the erosion of high-velocity flow, water is chewed (19) and is adopted hardness alloy nozzle, to satisfy the requirement of 30-40MPa hydraulic pressure.

4, a kind of high-pressure jetting grouting of vibrating-hole machine according to claim 1, it is characterized in that movable centralizer (8) one ends are connected with framework pillar (10), to reduce the drift of compression member, strengthen the anti-ability that fractures, movable centralizer (8) can be easily in conjunction with separate so that vibropiling hammer (2) can freely pass through.

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