CN102425200A - Trenching machine and construction method for anti-seepage and water-stopping wall - Google Patents
Trenching machine and construction method for anti-seepage and water-stopping wall Download PDFInfo
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- CN102425200A CN102425200A CN2011102819131A CN201110281913A CN102425200A CN 102425200 A CN102425200 A CN 102425200A CN 2011102819131 A CN2011102819131 A CN 2011102819131A CN 201110281913 A CN201110281913 A CN 201110281913A CN 102425200 A CN102425200 A CN 102425200A
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- water seepage
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- seepage prevention
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Abstract
The invention discloses a trenching machine for an anti-seepage and water-stopping wall. The trenching machine comprises a special self walking chassis, a gantry, a supporting box body device, a working device, a hydraulic system, power equipment, an electrical device, a control system and the like. The trenching principle of the trenching machine is as follows: a cutting box body which is provided with an annular closed track link and a cutting tool which is arranged on the track link and is connected with the special self walking chassis is inserted into the ground to cut soil under the situations that the chain track link and the cutting tool rotates, the cutting box body swings from side to side, and the special self walking chassis makes transverse horizontal movement. At the same time, cement slurry, bentonite and other grout soil in certain mixing proportion are ejected from a head box body to be mixed with the cut soil in an original position and stirred to build the equal-thickness, homogeneous and high-performance anti-seepage and water-stopping wall underground.
Description
One, technical field
The invention belongs to technical field of engineering machinery, be specifically related to a kind of dyke, cofferdam, hydraulic engineering dam site, the water seepage prevention of city subway, the antifouling seepage in sewage-farm and construction machinery that is used to be built into equal thickness homogeneous water seepage prevention wall that is used for rivers and lakes.
Two, background technology
The water seepage preventions of rivers and lakes dyke, cofferdam, hydraulic engineering dam site etc. become the wall construction, and at present job practicess that adopt are mechanical type or fluid pressure type grab bucket more, and the full auger machine of single shaft or multiaxis is at the underground water seepage prevention wall that builds up.Mechanical type or fluid pressure type grab bucket construction technology at first are about underground, respectively to excavate a groove, and then excavate a groove therebetween, and the casting cement slurry builds up the water seepage prevention wall subsequently, and the shortcoming of this construction technology is: efficiency of construction is low, and grooving is of poor quality.Particularly because construction technology loaded down with trivial details, the cell body that is built up owing to overlap each other is not good at causing the cell body after the grooving to leak.The construction technology of single shaft or multiaxis full screw earth auger is in the mutual interlock in underground hole with each self-forming, forms " cell body of magma shape " that be commonly called as.This kind job practices is owing to be not continuous construction; And cause the body of wall after the grooving not overlap at underground " bifurcated ", particularly after groove depth surpassed 20 meters the degree of depth, this kind phenomenon was particularly outstanding; Not only do not reach the purpose of water seepage prevention, and can cause a large amount of drainages.
Successful development two-wheel groover and deep layer stir into scouring machine both at home and abroad in recent years.Though can surmount on the construction depth more than 60 meters, not solve above-mentioned problems appeared in construction fully.The own complex structure of construction machinery particularly, cost is high, is difficult at home at present apply.
Three, summary of the invention
The objective of the invention is provides a kind of water seepage prevention wall groover to above-mentioned traditional construction technology and the existing problem of groover.It has solved the problem of traditional construction technology and groover existence fully, is built into the water seepage prevention body of wall of equal thickness homogeneous effectively.
Water seepage prevention wall groover is made up of the chassis special of walking voluntarily, door frame, supporting box device, equipment, hydraulic system, power-equipment, electric installation and control system etc.; Wherein, equipment is by power head device, head casing, guide wheel device, more piece eschangeable cutting casing and around the closed in the form of a ring chain rail joint of the lazy driving wheel of the sprocket wheel of power head device, guide wheel device and more piece cutting casing be installed in cutting tool on the chain rail joint etc. and constitute; Equipment is meshed with guide peg on the supporting box device through the gathering sill on the power head device, and by means of the action of lift cylinder, equipment slides up and down along guide peg; The supporting box device is meshed with sliding way and glide path on the door frame through upper rall and lower guide; Equipment, supporting box device are walked crosswise the teamwork that oil cylinder is walked crosswise in oil cylinder and bottom by means of top, do swing around central axis, and do parallel moving along the slideway on the door frame.
When groover is constructed, equipment is inserted in the ground, by means of the fluid motor-driven that is installed on the drive case, drive drive sprocket, chain rail joint, cutting tool rotation.Under the situation that guide peg swing and chassis special move simultaneously, carry out the soil body cutting of water seepage prevention cell body, meanwhile, eject mixing material such as cement paste by the head casing and mix stirring with the cutting soil of original position and be built into the water seepage prevention wall.
This is the native grooving process of cutting of a kind of teamwork, and its motion comprises equipment and swing and parallel move of guide peg with respect to door frame; Equipment, guide peg, door frame move with the horizontal cross of the chassis special of walking voluntarily jointly.
Meanwhile, eject liquid such as cement paste, the swell soil slurry of certain match ratio by the head casing, mix, stir with the cutting soil of original position, at underground equal thickness, homogeneous, the high performance water seepage prevention wall of being built into.
With prior art contrast, the present invention has that speed of application is fast, quality good, and is applied widely, the characteristics of disposable completion water seepage prevention wall construction.
Four, description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is a portal-framed structure sketch map of the present invention.
Five, the specific embodiment
The present invention is made up of the chassis special 1 of walking voluntarily, door frame 2, supporting box device 3, equipment 4, hydraulic system 5, power-equipment 6, electric installation 7 and control system 8; Wherein, equipment 4 is by power head device 9, head casing 10, guide wheel device 11, more piece eschangeable cutting casing 12 and around the closed in the form of a ring chain rail joint 15 of the lazy driving wheel 14 of the sprocket wheel 13 of power head device, guide wheel device and more piece cutting casing be installed in cutting tool 16 on the chain rail joint etc. and constitute; Equipment 4 is meshed with guide peg 18 on the supporting box device 3 through the gathering sill on the power head device 9 17, and by means of the action of lift cylinder 19, equipment 4 slides up and down along guide peg 18; The action of equipment 4 when grooving is the different cutting ways of selecting according to the various conditions in when construction, and the equipment 4 of groover is installed on the guide peg 18, slides up and down on guide peg 18 by means of the action of up-down hydraulic jack 19.Guide peg 18 usefulness central axiss 26 are installed on the door frame 2, are equiped with top on the top rail of door frame 2 34 and the lower transverse beam 35 and walk crosswise oil cylinder 24 and walk crosswise oil cylinder 25 with the bottom.Guide peg 18 is walked crosswise the action of oil cylinder and is swung around bearing pin 42 by means of upper and lower.When beginning to cut the soil grooving, oil cylinder 25 actions are walked crosswise in the bottom, and the cutting tool 16 on the equipment 4 rotates (i.e. upwards cutting) with clockwise direction, and after one section to be cut, top is walked crosswise oil cylinder 24 and moved, and the rest may be inferred, alternate repetition swing cutting.Such cutting way is the safest, and stock-removing efficiency is higher, saves the energy.When cutting depth (being the groover degree of depth) was dark, equipment was with under the teamwork effect of walking crosswise oil cylinder up and down, promptly with upwards+downwards+mode of going up and down cuts.Door frame 2 is steel construction pieces crucial in the water seepage prevention groover, and it is made up of weldments such as top rail 34, lower transverse beam 35, middle girder 45, web members 46.2 fens upper and lower two parts of door frame during trenching construction, link into an integrated entity with bolt, during transportation upper and lower two parts are folded up.The steel construction piece of door frame 2 considered equipment at cutting soil, mix under the condition of overall drag and external applied load under the various operating modes when stirring and manufacture and design with FEM (finite element) parsing.Equipment 4 and guide peg 18 can be parallel mobile on door frame 2.Supporting box device 3 is meshed with sliding way 22 and glide path 23 on the door frame 2 through upper rall 20 and lower guide 21; Equipment 4, supporting box device 3 are walked crosswise the teamwork that oil cylinder 25 is walked crosswise in oil cylinder 24 and bottom by means of top, do swing around central axis 26, and do parallel moving along the slideway on the door frame 2.The described chassis special 1 no slewing supporting device of walking voluntarily has crawler belt to regulate oil cylinder 27 on the chassis special 1 of walking voluntarily, and traveling crawler can be regulated the width of oil cylinder 27 adjustment crawler belts with crawler belt; When groover during in travel position, for the ease of transportation, it is 3280 millimeters that crawler belt can shorten to narrow dimension; In groover when construction,, in order to increase the stability of complete machine, being adjustable to width position is 4030 millimeters.Upper rall 20, guide rail cover plate 28 and adjustment oil cylinder 29 are arranged on supporting box device 3, and an end of adjustment oil cylinder 29 is connected with guide rail cover plate 28; When supporting box 3 is connected with door frame 2; At first lower guide 21 and the glide path on the door frame 2 23 with supporting box 3 meshes; With 22 engagements of the sliding way on upper rall 20 and the door frame 2, promote guide rail cover plates 28 to adjust the back lashes of guide rail and slideway with adjustment oil cylinder 29 at last then.Drive unit 37 in the said power head device 9 is made up of hydraulic motor 38 and drive sprocket 13; Hydraulic motor 38 does not need reductor; Directly be connected with drive sprocket 13; The grooving of cutting soil is rotated in drive sprocket 13 and closed chain rail joint 15 engagements that cutting tool 16 is installed, and such form of structure has been simplified transmission.Simultaneously, in the HYDRAULIC CONTROL SYSTEM loop of hydraulic motor 38, adopted the closed hydraulic loop that reduces energy consumption.The described cutting tool 16 that is installed on the annular enclosed formula chain rail joint 9 is installed eight cover cutting tools 16 altogether on each joint cutting casing 12.This eight covers cutting tool is arranged through optimal design according to reducing cutting energy.The width of every suit cutting seat of eight cover cutting tools 16 and be welded on the quantity of the cutter tip on the base and the height of cutter head has nothing in common with each other.Eight cover cutting tools 16 are arranged by cutting direction, and promptly cutter base 40 is welded on cutter tip 41 on the cutter base 40 by arranging from low to high from narrow to wide.Such combination has greatly reduced the consumption of cutting energy when cutting soil in the equipment insertion ground.The shape of the cutter tip 41 of cutting tool is theoretical according to soil cutting, in the laboratory, through a large amount of cutting experiments, anterior angle, relief angle, the basil of cutting tool 16 is revised and the optimum shape that draws repeatedly.When soil layers such as cutting sand grains, flour sand, clay, about about 30 ° of the anterior angle of cutter tip 41, about 10 ° of relief angles; The basil is about about 90 ° an of wedge angle, and during rock stratum such as cutting gravel etc., anterior angle is approximately about 5 °; Relief angle is approximately about 5 °, and the basil is a fillet.Such design is in order to reduce cutting energy, to save the energy equally.The tensioning hydro-cylinder 39 of the chain rail of drive unit 37 bottoms in the described power head device 9 joint 15 with the difference of general oil cylinder is, the gas of a part is equipped with in oil cylinder inside, and this gas has played the effect of air cushion.When hydraulic motor drives the rotation of chain rail joint together with head sprocket, no matter be starting, braking, conversion direction of rotation, air cushion can arrive the effect that the protection hydraulic motor is not hit, the application life of having improved hydraulic motor like this.Described door frame 2 is connected and composed by upper and lower crossbeam 34,35, middle girder 45 and web member 46 usefulness bearing pins 36.Door frame 2 can fold, and such structure is convenient to transportation.The upper end of door frame 2 is connected with the upper end of bearing pin 32 with diagonal member 30, and the lower end of door frame 2 is connected with the chassis special 1 of walking automatically with bearing pin 42.The lower end of diagonal member 30 is connected with the chassis special 1 of walking automatically with bearing pin 33; Hydraulic jack 31 is equipped with in the lower end of diagonal member 30; Diagonal member is flexible by means of hydraulic jack 31; Can realize that (together with supporting box device 3, equipment 4) tilts, the maximum inclination angle of door frame 2 can reach 30 degree, to realize the construction of rivers and lakes dyke dado engineering.There are drivers' cab 43 and counterweight 44 in side and rear portion at car body.
After in the equipment 4 insertion ground, under the driving of hydraulic motor 38, carry out the cutting grooving of soil.The mode of cutting is at first to walk crosswise the oil cylinder 25 device 4 swing certain angles that push the work forward with the bottom; And then walk crosswise the oil cylinder 24 device 4 swing certain angles that push the work forward with top; Meanwhile, ejecting cement paste and bentonite slurry with head casing 10 mixes with the soil of former cutting position and stirs the water seepage prevention body of wall that is built into equal thickness.
Claims (9)
1. water seepage prevention wall groover; It is characterized in that: it is made up of the chassis special of walking voluntarily (1), door frame (2), supporting box device (3), equipment (4), hydraulic system (5), power-equipment (6), electric installation (7) and control system (8); Wherein, equipment (4) by power head device (9), head casing (10), guide wheel device (11), more piece eschangeable cutting casing (12) and around the closed in the form of a ring chain rail joint (15) of the lazy driving wheel (14) of the sprocket wheel (13) of power head device, guide wheel device and more piece cutting casing be installed in the cutting tool formations such as (16) that the chain rail saves; Equipment (4) is meshed with guide peg (18) on the supporting box device (3) through the gathering sill (17) on the power head device (9), and by means of the action of lift cylinder (19), equipment (4) slides up and down along guide peg (18); Supporting box device (3) is meshed with sliding way (22) and glide path (23) on the door frame (2) through upper rall (20) and lower guide (21); Equipment (4), supporting box device (3) are walked crosswise the teamwork that oil cylinder (25) are walked crosswise in oil cylinder (24) and bottom by means of top, do swing around central axis (26), and do parallel moving along the slideway on the door frame (2).
2. water seepage prevention wall groover according to claim 1 is characterized in that: the described no slewing supporting device of chassis special (1) of walking voluntarily has crawler belt to regulate oil cylinder (27) on the chassis special of walking voluntarily (1).
3. water seepage prevention wall groover according to claim 1 is characterized in that: upper rall (20), guide rail cover plate (28) and adjustment oil cylinder (29) are arranged on supporting box device (3), and an end of adjustment oil cylinder (29) is connected with guide rail cover plate (28); When with supporting box (3) and door frame (2) when being connected; At first lower guide (21) and the glide path (23) on the door frame (2) with supporting box (3) meshes; With the engagement of the sliding way (22) on upper rall (20) and the door frame (2), promote guide rail cover plate (28) to adjust the back lash of guide rail and slideway with adjustment oil cylinder (29) at last then.
4. water seepage prevention wall groover according to claim 1; It is characterized in that: the drive unit (37) in the said power head device (9) is made up of hydraulic motor (38) and drive sprocket (13); Hydraulic motor (38) directly is connected with drive sprocket (13), drive sprocket (13) and closed chain rail joint (15) engagement that cutting tool (16) is installed, simultaneously; In the HYDRAULIC CONTROL SYSTEM loop of hydraulic motor (38), adopted closed hydraulic loop.
5. according to claim 1 or 4 described water seepage prevention wall groovers, it is characterized in that: the described cutting tool (16) that is installed on the annular enclosed formula chain rail joint (15), eight cover cutting tools (16) are installed on each joint cutting casing (12) altogether.
6. water seepage prevention wall groover according to claim 5 is characterized in that: the width of every suit cutting seat (40) of eight cover cutting tools (16) and be welded on the quantity of the cutter tip (41) on the cutting seat (40) and the height of cutter head has nothing in common with each other; Eight cover cutting tools (16) are arranged by cutting direction, and promptly cutter base (40) is welded on cutter tip (41) on the cutter base (40) by arranging from low to high from narrow to wide.
7. water seepage prevention wall groover according to claim 1 is characterized in that: the gas of a part is equipped with in tensioning hydro-cylinder (39) inside of the chain rail joint (15) of drive unit (37) bottom in the described power head device (9), and this gas has played the effect of air cushion.
8. water seepage prevention wall groover according to claim 1 is characterized in that: described door frame (2) is connected and composed with bearing pin (36) by upper and lower crossbeam (34,35), middle girder (45) and web member (46); Door frame is collapsible, and the upper end of door frame (2) is connected with the upper end of bearing pin (32) with diagonal member (30), and the lower end of door frame (2) is connected with the chassis special (1) of walking automatically with bearing pin (42); The lower end of diagonal member (30) is connected with the chassis special (1) of walking automatically with bearing pin (33), and hydraulic jack (31) is equipped with in the lower end of diagonal member (30), and diagonal member (30) is flexible by means of hydraulic jack (31), can realize, and the maximum inclination angle of door frame can reach 30 degree.
9. a water seepage prevention wall groover job practices is characterized in that: after inserting equipment (4) in the ground, under the driving of hydraulic motor (38), carry out the cutting grooving of soil; The mode of cutting is at first to walk crosswise oil cylinder (25) device (4) the swing certain angle that pushes the work forward with the bottom; And then walk crosswise oil cylinder (24) device (4) the swing certain angle that pushes the work forward with top; Meanwhile, ejecting cement paste and bentonite slurry with head casing (10) mixes with the soil of former cutting position and stirs the water seepage prevention body of wall that is built into equal thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102819131A CN102425200A (en) | 2011-09-21 | 2011-09-21 | Trenching machine and construction method for anti-seepage and water-stopping wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102819131A CN102425200A (en) | 2011-09-21 | 2011-09-21 | Trenching machine and construction method for anti-seepage and water-stopping wall |
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| CN102425200A true CN102425200A (en) | 2012-04-25 |
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| CN2011102819131A Pending CN102425200A (en) | 2011-09-21 | 2011-09-21 | Trenching machine and construction method for anti-seepage and water-stopping wall |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660974A (en) * | 2012-05-25 | 2012-09-12 | 山东省水利科学研究院 | Guide bar type grooving machine with rotary horizontal shaft |
| CN105002911A (en) * | 2015-07-01 | 2015-10-28 | 张松 | Uniform-thickness high pressure spraying grouting method used for diaphragm wall construction |
| CN106948371A (en) * | 2017-04-06 | 2017-07-14 | 江苏科技大学 | A kind of method that grooving is cut native device and pipe gallery construction is carried out using it |
| CN107964941A (en) * | 2017-12-26 | 2018-04-27 | 中建三局集团有限公司 | A kind of synchronous cutting casting concrete continuous walls construction equipment and its construction method |
| CN113250608A (en) * | 2021-06-03 | 2021-08-13 | 重庆大学 | Underground deep and narrow groove continuous sawing system convenient to transport |
| CN115059106A (en) * | 2022-06-30 | 2022-09-16 | 中煤科工集团西安研究院有限公司 | Construction device and construction method for in-situ stratum deformable water interception curtain |
| CN115262605A (en) * | 2022-06-30 | 2022-11-01 | 中煤科工集团西安研究院有限公司 | Construction method of mine ultra-deep lateral water interception curtain |
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| CN113250608A (en) * | 2021-06-03 | 2021-08-13 | 重庆大学 | Underground deep and narrow groove continuous sawing system convenient to transport |
| CN115059106A (en) * | 2022-06-30 | 2022-09-16 | 中煤科工集团西安研究院有限公司 | Construction device and construction method for in-situ stratum deformable water interception curtain |
| CN115262605A (en) * | 2022-06-30 | 2022-11-01 | 中煤科工集团西安研究院有限公司 | Construction method of mine ultra-deep lateral water interception curtain |
| CN115262605B (en) * | 2022-06-30 | 2023-07-18 | 中煤科工集团西安研究院有限公司 | Construction method of mine ultra-deep lateral water interception curtain |
| CN115059106B (en) * | 2022-06-30 | 2023-11-17 | 中煤科工集团西安研究院有限公司 | Construction device and construction method of in-situ stratum deformable water interception curtain |
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Application publication date: 20120425 |