CN101285310B - Two-wheel slotter - Google Patents
Two-wheel slotter Download PDFInfo
- Publication number
- CN101285310B CN101285310B CN2008100285513A CN200810028551A CN101285310B CN 101285310 B CN101285310 B CN 101285310B CN 2008100285513 A CN2008100285513 A CN 2008100285513A CN 200810028551 A CN200810028551 A CN 200810028551A CN 101285310 B CN101285310 B CN 101285310B
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- China
- Prior art keywords
- wheel
- milling
- mud
- gaslift
- telescoping tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
- E02F3/20—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with tools that only loosen the material, i.e. mill-type wheels
- E02F3/205—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with tools that only loosen the material, i.e. mill-type wheels with a pair of digging wheels, e.g. slotting machines
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
- E02F3/22—Component parts
- E02F3/24—Digging wheels; Digging elements of wheels; Drives for wheels
- E02F3/245—Digging wheels; Digging elements of wheels; Drives for wheels with digging elements mounted movable relative to the wheel
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
- E02F3/22—Component parts
- E02F3/24—Digging wheels; Digging elements of wheels; Drives for wheels
- E02F3/246—Digging wheels; Digging elements of wheels; Drives for wheels drives
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a dual wheel slot milling machine, comprising a guide frame, a sealing box body, a driving device and at least one milling wheel which is arranged on the lower part of the sealing box body and provided with a plurality of milling heads along the periphery of the milling wheel and can positively or negatively milling-dig soil layer and rock layer, wherein the driving device comprises a hydraulic motor with low rotary speed and big torque arranged in the sealing box body by the oil immersion lubrication sealing, and a variable speed transmission mechanism consisting of a small chain wheel arranged on an output shaft of the hydraulic motor, a big chain wheel used to drive the milling wheel to turn and a chain used to connect the small chain wheel and the big chain wheel. Due to the adoption of the structure of the driving device with the combination of the hydraulic motor with low rotary speed and big torque and the chain transmission, the slot milling machine is safe and highly efficient, and can perfectly construct the continuous wall with flattening, same thickness and big width, and the work efficiency, rotating speed and torque of the slot milling machine are almost the same as the imported equipment; moreover, the slot milling machine has the advantages of simple and reliable structure, low manufacturing cost, convenient assembly, disassembly and maintenance, low maintenance cost, energy conservation, environmental protection and easy popularization.
Description
Technical field
The present invention relates to a kind of mud off diaphragm wall and mill and scrape out the scouring machine tool, belong to technical field of building construction.
Background technology
The existing mud off diaphragm wall that is used for mills and scrapes out the two-wheel slotter that the scouring machine tool mainly comes from national imports such as Germany, this two-wheel slotter is that the fragmentation of inwardly milling that utilizes the milling cutter wheel on it that rotating is carried out in soil layer, rock stratum is excavated, it mainly is to drive power transmission shaft by the inclined shaft oil motor, the sector gear commutation, the planetary gear multi-stage speed-reducing drives the milling wheel, its sealing device adopts the floating sealing of O type cushion rubber roof pressure mill mirror, and its spoil disposal adopts the hydraulic High-speed centrifugal pump.The two-wheel slotter of this structure adopts sector gear commutation, planetary gear multi-stage speed-reducing especially because inclined shaft oil motor rotating speed is fast, easy to wear, complex structure, the dismounting maintenance difficulty is big, makes the required precision height, has further strengthened the manufacturing cost of equipment and has made the expense height of its maintenance.
Summary of the invention
The objective of the invention is the existence at the problems referred to above, provide a kind of simple and reliable for structure, with low cost, dismounting is easy to maintenance and maintenance cost is low, the energy safety of being convenient to promote, constructs the two-wheel slotter of the diaphragm wall of the big width of smooth uniform thickness high-efficiency high-quality.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of two-wheel slotter, comprise leading truck, be installed on the seal case of leading truck bottom, be installed on the drive unit in the seal case, what be installed on the seal case bottom can be to soil layer, just is carrying out the rock stratum, counter two of milling some milling heads that are periphery of digging mill wheel, it is characterized in that described drive unit comprises by the slow-speed of revolution of oil bath lubrication sealing device in seal case, high-torque hydraulic motor reaches by the minor sprocket that is installed on this hydraulic motor output shaft, be used to drive the hinge wheel that mills the wheel rotation and connect minor sprocket, the variable transmission mechanism that the chain of hinge wheel is formed.Thereby power, transmission, deceleration unification are placed in the seal case, make simple in structure, low cost of manufacture.
For drive unit can be sealed in permanently effective enforcement, lubricating effect, both prevented reliably in the mud sandy soil intrusion transmission mechanism, stop the lubrication oil in the transmission mechanism to run off again reliably, thereby guaranteeing on the basis that the milling cutter wheel can normally rotate, effectively reduce the making requirement and the precision of seal member, the above-mentioned wheel that mills comprises and is used for device hydraulic motor and minor sprocket, the moving runner of hinge wheel, be fixed in the milling cutter wheel on the moving runner, some milling heads on milling cutter wheel are periphery, wherein said hinge wheel and moving runner are by bearing and supporting base is coaxial is connected, and the gap location between described moving runner and the supporting base is provided with the sealing device of being made up of spring and oil immersion packing.Promptly in the gap between moving runner and supporting base, adopt spring roof pressure oil immersion packing to form sealing device, because spring active roof pressure oil immersion packing, oil immersion packing quality stoking closely contacts moving runner, enforcement sealing, lubricating effect that can be permanently effective.When the oil immersion packing may wear to a certain degree, only need change the oil immersion packing, maintenance cost is cheap.
Guaranteeing that the present invention can dig out next quarrel soil zone to the basis on ground with milling smoothly, reduce the making requirement and the cost of mud pipe, cut down the consumption of energy, two-wheel slotter of the present invention also comprises mud discharging device, this mud discharging device comprises several suction mud mouths that are positioned at milling cutter wheel side, gas mud mixing chamber, the gaslift telescoping tube, wherein gas mud mixing chamber is provided with compressed air inlet, and described gaslift telescoping tube is positioned on the sidewall of one section eduction column of gas mud mixing chamber and is equipped with several air inlet ports, the bottom of gaslift telescoping tube is communicated with suction mud mouth, its top seals the flexible pipeline that elongates or shorten that socket is formed mutually for the steel pipe by some different tube diameters, and this gaslift telescoping tube is fixed on the leading truck, and put in leading on the wall on its top.Above-mentioned suction mud mouth is connected by horn-like bowlshaped mouth and eduction column.Be provided with a low level mud mouth on the above-mentioned gaslift telescoping tube simultaneously, device has removable seal cover on this low level mud mouth.
Be further raising operating efficiency of the present invention, both effectively remove the clay that was wrapped on the milling cutter wheel, prevent clod obstruction suction mud mouth and mud pipe, auxiliary again impact grinding clod is also accelerated pulping.Novel two-wheel slotter of the present invention also includes the desilt servicing unit, this desilt servicing unit comprises plunger displacement pump, buffer tank, replaceable high pressure nozzle, wherein buffer tank is fixed in the stuffing box bottom, each high pressure nozzle is installed on the buffer tank, and its delivery port faces milling head and inhales the mud mouth.
The invention has the beneficial effects as follows:
The present invention forms the structure of drive unit because employing is combined with chain drive by the low rotation speed large torque hydraulic motor, need not can reach milling cutter wheel speed, torque demand by the gear multi-stage speed-reducing, can safely, efficiently, high-quality construct the diaphragm wall of smooth uniform thickness, big width, its operating efficiency and rotating speed, torsion etc. all can compare favourably with import equipment, because the slow-speed of revolution, thereby significantly reduce wearing and tearing in the operation process.Guarantee that fully the present invention is simple and reliable for structure, cost of manufacture is cheap, and dismounting is easy to maintenance and maintenance cost is low, is convenient to promote.
The hermetically-sealed construction that adopts the oil-containing packing to combine with spring and form, further make the permanently effective enforcement sealing of drive unit energy, lubricating effect, reliably prevent in the mud sandy soil intrusion transmission mechanism, can stop the lubrication oil in the transmission mechanism to run off again, the gap that makes full use of between supporting base and the moving runner is provided with sealing device since spring and oil immersion packing the cost of material is low, process convenience easy to maintenance; Compare the floating sealing of known O type cushion rubber roof pressure mill mirror, because of the mutual friction of its sound conversion by the mill mirror, so it all has specific (special) requirements to material, machining accuracy, then there are not these problems in the present invention, thereby can reduce its cost of manufacture greatly.
The gaslift telescoping tube spoil disposal structure that adopts, mud are upwards following currents, and pipe wear is little, overcomes the existing mud discharging device cost height of being made up of high-speed centrifugal pump, and power is big, rotating speed height, the pump housing, the shortcoming that pipe wear is big.Guaranteeing that the present invention can dig out next quarrel soil zone to ground basis with milling smoothly, reduce the requirement and the cost of manufacture of sludge drainage system water pump, pipeline, cut down the consumption of energy.
The present invention simultaneously is owing to adopt near the structure of the device desilt servicing unit milling cutter wheel dexterously, further improve operation of the present invention suburb rate, both effectively removed the clay that is wrapped on the milling cutter wheel, prevent that clod from stopping up suction mud mouth and mud pipe, auxiliary again impact grinding clod is also accelerated pulping, has solved the difficult problem of known milling cutter wheel clay adhesion.
Below in conjunction with drawings and Examples the utility model is further specified.
Description of drawings
Fig. 1 is that structure of the present invention is formed schematic diagram;
Fig. 2 is the A-A sectional structure schematic diagram of Fig. 1;
Fig. 3 is the B-B sectional structure schematic diagram of Fig. 1;
Fig. 4 is an auxiliary desludging device schematic diagram of the present invention.
The specific embodiment
As Fig. 1～shown in Figure 4, two-wheel slotter of the present invention, comprise leading truck 1, be installed on the seal case 2 of leading truck 1 bottom, be installed on the drive unit 4 in the seal case 2, what be installed on seal case 2 bottoms can be to soil layer, just is carrying out the rock stratum, counter two of milling some milling heads 33 that are periphery of digging mill wheel 3, and described drive unit 4 comprises by the slow-speed of revolution of oil bath lubrication sealing device in seal case 2, high-torque hydraulic motor 41 reaches by the minor sprocket 42 that is installed on these hydraulic motor 41 output shafts, be used to drive the hinge wheel 43 that mills wheel 3 rotations and connect minor sprocket 42, the variable transmission mechanism that the chain 44 of hinge wheel 43 is formed.The two-wheel slotter starts high-pressure fuel supply system by crawler crane lifting, in place, sinking, is driven by drive unit 4 and mills wheel 3 rotations, mill the milling head 33 milling soil layer rock stratum on the wheel 3, make the soil layer rock stratum become granule and mud, sweep along, enter and inhale mud mouth 51 by circulating mud.
For drive unit 4 can be sealed in permanently effective enforcement, lubricating effect, both prevented reliably in the mud sandy soil intrusion transmission mechanism, stop the lubrication oil in the transmission mechanism to run off again reliably, thereby guaranteeing on milling cutter wheel 32 bases that can normally rotate, effectively reduce the making requirement and the precision of seal member, the above-mentioned wheel 3 that mills comprises and is used for device hydraulic motor 41 and minor sprocket 42, the moving runner 31 of hinge wheel 43, be fixed in the milling cutter wheel 32 on the moving runner, some milling heads 33 on milling cutter wheel 32 are periphery, wherein said hinge wheel 43 and moving runner 31 are by bearing 34 and 35 coaxial connections of supporting base, and the gap location between described moving runner 31 and the supporting base 35 is provided with the sealing device of being made up of spring 36 and oil immersion packing 37.Promptly in the gap between moving runner 31 and supporting base 35, adopt spring 36 roof pressure oil immersion packings 37 to form sealing device, since spring 36 active roof pressure oil immersion packings 37, oil immersion packing 37 quality stokings, closely contact moving runner 31, enforcement sealing, lubricating effect that can be permanently effective.When oil immersion packing 37 may wear to a certain degree, only need change oil immersion packing 37, maintenance cost is cheap.
Dig out next quarrel soil zone to ground in order to mill smoothly, to form slotted eye, novel two-wheel slotter of the present invention also comprises mud discharging device, this mud discharging device 5 comprises and is positioned at the suction mud mouth 51 that milling cutter is taken turns 32 sides, gas mud mixing chamber 52, gaslift telescoping tube 53, wherein gas mud mixing chamber 52 is provided with compressed air inlet 54, and described gaslift telescoping tube 53 is positioned on the sidewall of 52 1 sections eduction columns of gas mud mixing chamber and is equipped with some air inlet ports 54, gaslift telescoping tube 53 is communicated with suction mud mouth 51, its top is that the steel pipe of some different tube diameters seals the flexible pipeline that elongates or shorten that socket is formed mutually, when providing compressed air to gas mud mixing chamber 52, the mixing of gas mud causes the interior mud balance of eduction column gently outer than pipe, slurry body is to the upper reaches, take out of to mill and dig out next quarrel soil to ground, and this gaslift telescoping tube 53 is fixed on the leading truck 1, and its top is held on leads on the wall.Above-mentioned suction mud mouth 51 is connected by horn-like bowlshaped mouth and eduction column.Be provided with a low level mud mouth 531 on the above-mentioned gaslift telescoping tube 53 simultaneously, device has removable seal cover 532 on this low level mud mouth 531.
Be further raising operating efficiency of the present invention, both effectively removed the clay that is wrapped on the milling cutter wheel 31, prevent clod obstruction suction mud mouth 51 and mud pipe, auxiliary again impact grinding clod is also accelerated pulping.Novel two-wheel slotter of the present invention also includes desilt servicing unit 6.Above-mentioned desilt servicing unit 6 comprises plunger displacement pump 61, buffer tank 62, replaceable high pressure nozzle 63, wherein buffer tank 62 is fixed in seal case 2 bottoms, each high pressure nozzle 63 is installed on the buffer tank 62, and its delivery port 64 faces milling head 33 and inhales mud mouth 51.Dig when entering viscous soil horizon when milling, it is slack late to drilling depth that cohesive soil often wraps up milling head 33, at this moment by high pressure water impact, abolish the clay that is adhered on the milling cutter wheel 32, impel its pulp, the clod at clear and coherent suction mud mouth place reaches spoil disposal purpose smoothly.
Claims (7)
1. two-wheel slotter, comprise leading truck (1), be installed on the seal case (2) of leading truck (1) bottom, be installed on the drive unit (4) in the seal case (2), what be installed on seal case (2) bottom can be to soil layer, just is carrying out the rock stratum, counter two of milling some milling heads that are periphery of digging mill wheel (3), it is characterized in that described drive unit (4) comprises by the slow-speed of revolution of oil bath lubrication sealing device in seal case (2), high-torque hydraulic motor (41) reaches by the minor sprocket (42) that is installed on this hydraulic motor (41) output shaft, be used for driving the hinge wheel (43) that mills wheel (3) rotation and connect minor sprocket (42), the variable transmission mechanism that the chain (44) of hinge wheel (43) is formed.
2. two-wheel slotter according to claim 1, it is characterized in that: above-mentionedly mill that wheel (3) comprises the moving runner (31) that is used for device hydraulic motor (41) and minor sprocket (42), hinge wheel (43), is fixed in milling cutter wheel (32) on the moving runner, some milling heads (33) on milling cutter wheel (32) are periphery, wherein said hinge wheel (43) and moving runner (31) are by bearing (34) and coaxial connection of supporting base (35), and the gap location between described moving runner (31) and the supporting base (35) is provided with the sealing device of being made up of spring (36) and oil immersion packing (37).
3. two-wheel slotter according to claim 1, it is characterized in that: also comprise mud discharging device (5), this mud discharging device (5) comprises that being positioned at several that mill wheel (3) side inhales mud mouths (51), gas mud mixing chamber (52), gaslift telescoping tube (53), wherein gas mud mixing chamber (52) is provided with compressed air inlet (54), and described gaslift telescoping tube (53) is positioned on the sidewall of one section gaslift telescoping tube (53) of gas mud mixing chamber (52) and is equipped with some air inlet ports (55), gaslift telescoping tube (53) is communicated with suction mud mouth (51), its top seals the flexible pipeline that elongates or shorten that socket is formed mutually for the steel pipe by some different tube diameters, and this gaslift telescoping tube (53) is fixed on the leading truck (1).
4. two-wheel slotter according to claim 3 is characterized in that: above-mentioned suction mud mouth (51) is connected by horn-like bowlshaped mouth (56) and gaslift telescoping tube (53).
5. two-wheel slotter according to claim 3 is characterized in that: above-mentioned gaslift telescoping tube (53) is provided with a low level mud mouth (531), and this low level mud mouth (531) is gone up device removable seal cover (532).
6. according to claim 1 or 2 or 3 or 4 or 5 described two-wheel slotters, it is characterized in that: also include desilt servicing unit (6), this desilt servicing unit (6) is fixed in the position of seal case (2) bottom near milling head (33) that mills wheel (3) and suction mud mouth (51).
7. two-wheel slotter according to claim 6, it is characterized in that: above-mentioned desilt servicing unit (6) comprises plunger displacement pump (61), buffer tank (62), replaceable high pressure nozzle (63), wherein buffer tank (62) is fixed in seal case (2) bottom, each high pressure nozzle (63) is installed on the buffer tank (62), and its delivery port (64) faces milling head (33) and inhales mud mouth (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100285513A CN101285310B (en) | 2008-06-05 | 2008-06-05 | Two-wheel slotter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100285513A CN101285310B (en) | 2008-06-05 | 2008-06-05 | Two-wheel slotter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101285310A CN101285310A (en) | 2008-10-15 |
| CN101285310B true CN101285310B (en) | 2010-08-18 |
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ID=40057701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100285513A Ceased CN101285310B (en) | 2008-06-05 | 2008-06-05 | Two-wheel slotter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101285310B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016008306A1 (en) * | 2014-07-14 | 2016-01-21 | 徐工集团工程机械股份有限公司 | Power apparatus, slotter drive device and slotter |
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| CN102168438A (en) * | 2010-11-12 | 2011-08-31 | 张永忠 | Reverse-circulation trench saw |
| CN103669448B (en) * | 2012-09-12 | 2017-06-30 | 上海金泰工程机械有限公司 | Milling wheel support with arc swinging type topping machanism |
| CN105464157B (en) * | 2015-12-30 | 2018-04-03 | 天津市赛迈特科技发展有限公司 | Two-wheel milling apparatus and stride frame integrated structure |
| CN106120713B (en) * | 2016-08-19 | 2018-08-24 | 徐工集团工程机械股份有限公司 | A kind of Soil-cement device |
| CN106436796B (en) * | 2016-10-08 | 2019-07-09 | 周德吉 | A kind of construction of diaphragm wall equipment and construction method |
| CN106522297B (en) * | 2016-10-31 | 2018-03-23 | 徐州徐工基础工程机械有限公司 | A kind of two-wheel flute milling machine transmission case |
| CN108487235B (en) * | 2018-05-28 | 2024-04-19 | 江苏科弘岩土工程有限公司 | Hydraulic double-wheel milling deep mixer |
| CN110805089B (en) * | 2019-11-18 | 2022-02-01 | 江苏徐工工程机械研究院有限公司 | Multi-section type electric wire connecting device, power pipeline and double-wheel slot milling machine |
| CN112095700B (en) * | 2020-09-18 | 2022-09-09 | 江苏科弘岩土工程有限公司 | Double round slot milling machine cutter head device with pendulum sword unit |
| CN113374008B (en) * | 2021-07-06 | 2022-07-01 | 广东中人岩土工程有限公司 | Underground continuous wall construction device |
| CN115045358B (en) * | 2021-08-13 | 2023-09-15 | 中国水电基础局有限公司 | Mounting method of double-wheel slot milling machine |
| CN115182330A (en) * | 2022-07-11 | 2022-10-14 | 中建海峡建设发展有限公司 | Construction method for rock-socketed underground diaphragm wall of deep foundation pit |
| CN116180832B (en) * | 2023-04-19 | 2023-07-21 | 中铁城建集团第一工程有限公司 | Milling hole wall machine head of milling and digging machine |
-
2008
- 2008-06-05 CN CN2008100285513A patent/CN101285310B/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016008306A1 (en) * | 2014-07-14 | 2016-01-21 | 徐工集团工程机械股份有限公司 | Power apparatus, slotter drive device and slotter |
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| Publication number | Publication date |
|---|---|
| CN101285310A (en) | 2008-10-15 |
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