CN203373796U - Hydraulic system of slot milling machine - Google Patents
Hydraulic system of slot milling machine Download PDFInfo
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- CN203373796U CN203373796U CN201320378589.XU CN201320378589U CN203373796U CN 203373796 U CN203373796 U CN 203373796U CN 201320378589 U CN201320378589 U CN 201320378589U CN 203373796 U CN203373796 U CN 203373796U
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Abstract
A hydraulic system of a slot milling machine comprises a primary hydraulic system, a secondary hydraulic system and an oil tank, wherein the primary hydraulic system comprises a diesel engine driving mechanism, a primary hydraulic pump, a primary hydraulic control valve and a primary hydraulic actuating mechanism, and the secondary hydraulic system comprises a motor driving mechanism, a secondary hydraulic pump, a secondary hydraulic control valve and a secondary hydraulic actuating mechanism. The hydraulic system of the slot milling machine is characterized in that a manually operated or automatic reversing valve is connected between a primary hydraulic first oil inlet pipe in front of the primary hydraulic control valve and a secondary hydraulic first oil inlet pipe in front of the secondary hydraulic control valve in parallel, such as a magnetic reversing valve and an electro-hydraulic directional control valve, so that the switching over between the primary hydraulic system and the secondary hydraulic system is achieved. The hydraulic system of the slot milling machine has the characteristics of a diesel engine driving mode and a motor driving mode, effectively improves the applicability of the slot milling machine, lowers construction cost, is suitable for constructions of underground water-stopping curtain walls of high-rise buildings, foundation pit excavation retaining of subway stations, water conservancy dam seepage-proofing reinforcement and modification of soft foundations.
Description
Technical field
The utility model relates to underground construction machinery, the slotter hydraulic system of relate in particular to a kind of digging stratum, building equal thick diaphragm wall.
Background technology
At present, in the underground water-stop curtain wall of highrise building, Metro station excavation excavating and the antiseepage of water conservancy dam reinforcement and soft foundation improvement construction, because soil-cement diaphragm wall engineering method (being the TRD engineering method) has, the construction machinery height is low, complete machine stability good, the body of wall continuity of retaining wall, seepproof screen, homogenieity are high, the body of wall equal thickness without seam, core arrange arbitrarily, the wall body vertical precision is high, operating efficiency is high and the remarkable advantage such as good economy performance, obtain generally promoting and extensively use.The TRD engineering method adopts the diaphragm wall slotter to build diaphragm wall, by the more piece cutting box that cutter is housed on the chain rail of digging chain joint, insert underground, drive installation is between drive sprocket and driven sprocket and be positioned at the digging chain on the cutting box side rails, at cutter, turn round on one side, when one edge ground moves as transverse horizontal, spray cutting fluid, soil solidification liquid by cutting in casing, and with original position soil mix and blend, form equal thickness cement stabilization diaphragm wall.
Existing TRD engineering method Hydraulic Equipment generally adopts Diesel Driven, by hydraulic pump, various control valve and hydraulic actuating mechanism, realize that the milling of digging chain, milling mechanism transverse shifting, upper and lower jacking are moved and the chassis jacking such as moves at the operation, there are the characteristics such as maneuverability, conveniently moving.For further improving the applicability of diaphragm wall slotter, the operating flexibility of improvement equipment, reduce construction cost, on the basis of the main power system driven at existing diesel, increase a set ofly by electric motor driven hydraulic system, realize the switching of slotter hydraulic power supply.Therefore, the hydraulic system of existing slotter need to be improved design, makes slotter have Diesel Driven and electric motor driven characteristics concurrently.
Summary of the invention
The utility model is intended to solve the defect of above-mentioned technology, and a kind of slotter hydraulic system with main hydraulic system and secondary dynamical system is provided, and adopts respectively diesel engine and Motor Drive.
The utility model is achieved through the following technical solutions:
A kind of slotter hydraulic system, comprise main hydraulic system, secondary hydraulic system and fuel tank, wherein, main hydraulic system comprises Diesel Driven mechanism, Main Hydraulic Pump, main hydraulic control valve and main hydraulic actuating mechanism, secondary hydraulic system comprises motor operated driving mechanism, secondary hydraulic pump, secondary hydraulic control valve and secondary hydraulic actuating mechanism, it is characterized in that a reversal valve manually or automatically in parallel between main hydraulic pressure the first oil inlet pipe before described main hydraulic control valve and secondary hydraulic pressure the first oil inlet pipe before secondary hydraulic control valve, realize main hydraulic system and the switching of secondary hydraulic system.
The utility model can be, described reversal valve manually or automatically is when meta, and main hydraulic system and secondary hydraulic system are carried out respectively action or function separately; Described reversal valve manually or automatically when upper, secondary hydraulic closure system, main hydraulic system is carried out action or the function of native system and secondary hydraulic system simultaneously; Described reversal valve manually or automatically is when the next, and main hydraulic system is closed, and secondary hydraulic system is carried out action or the function of native system and main hydraulic system.
The accompanying drawing explanation
The hydraulic system schematic diagram that Fig. 1 is the utility model slotter hydraulic system.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
As shown in Figure 1, a kind of slotter hydraulic system, comprise main hydraulic system 1, secondary hydraulic system 2 and fuel tank 6, wherein, main hydraulic system 1 comprises Diesel Driven mechanism 10, Main Hydraulic Pump 101, main hydraulic control valve 102 and main hydraulic actuating mechanism 103, secondary hydraulic system 2 comprises motor operated driving mechanism 20, secondary hydraulic pump 201, secondary hydraulic control valve 202 and secondary hydraulic actuating mechanism 203, it is characterized in that a reversal valve 8 manually or automatically in parallel between main hydraulic pressure the first oil inlet pipe 1012 before described main hydraulic control valve 102 and secondary hydraulic pressure the first oil inlet pipe 2012 before secondary hydraulic control valve 202, as solenoid operated directional valve, electro-hydraulic reversing valve, realize main hydraulic system 1 and 2 switchings of secondary hydraulic system, described reversal valve manually or automatically 8 is when meta, and main hydraulic system 1 and secondary hydraulic system 2 are carried out respectively action or function separately, described reversal valve manually or automatically 8 is when upper, and secondary hydraulic system 2 is closed, and main hydraulic system 1 is carried out action or the function of native system and secondary hydraulic system 2 simultaneously, described reversal valve manually or automatically 8 is when the next, and main hydraulic system 2 is closed, and secondary hydraulic system 2 is carried out action or the function of native system and main hydraulic system 1.
When the utility model slotter carries out the diaphragm wall operation, provide hydraulic power supply by main hydraulic system 1 for slotter milling mechanism (being the upper and lower cutting movement of milling chain), make Main Hydraulic Pump 101 rotations by Diesel Driven mechanism 10, give main hydraulic actuating mechanism 103 by main hydraulic pressure the first oil inlet pipe 1012, main hydraulic control valve 102 by hydraulic oil pump, make hydraulic motor rotation and driving head work, thereby drive and be installed on the drive sprocket low speed rotation on output shaft of gear-box, the milling bar is pumped between drive sprocket and driven sprocket; By the operating hydraulically operated motor direction of rotation of main hydraulic control valve 102 and rotary speed, the cutting requirement of lower groove contentedly.And secondary hydraulic system 2 provides power to make secondary hydraulic pump 201 rotations by motor operated driving mechanism 20, give secondary hydraulic actuating mechanism 203 by secondary hydraulic pressure the first oil inlet pipe 2012, secondary hydraulic control valve 202 by hydraulic oil pump, the main action of milling mechanism jacking cylinder, the action of door type framework sideslip oil cylinder, chain tension cylinder action, diagonal brace cylinder action, chassis jacking and the Shift cylinder carried out of secondary hydraulic actuating mechanism 203 moves; Handle the milling mechanism jacking cylinder by secondary hydraulic control valve 202, make milling mechanism to lower feeding, on the milling chain, the end mill body of arranged crosswise and stirring body carry out digging and stirring to soil; And secondary hydraulic control valve 202 operated door type framework sideslip oil cylinders make milling mechanism complete traverse feed digging and stirring; By handling reversal valve 8 manually or automatically, can realize main hydraulic system 1 and 2 switchings of secondary hydraulic system.In the process constantly descended at milling mechanism, on the milling chain, the end mill body of arranged crosswise and stirring body carry out digging and stirring to soil, form one continuously, etc. the soil box of width; By the sensor along the setting of milling mechanism length direction, vertical precision is controlled, controlled diagonal brace oil cylinder displacement adjustments of rectify a deviation, thereby make the soil box of digging and stirring formation reach the construction precision of designing requirement; When milling mechanism carries out above-mentioned digging and stirs, by injecting soil solidification liquid, cover whole digging and stirring region, after one section official hour solidifies, can form an equal thickness, even smooth diaphragm wall body; Before body of wall solidifies not yet fully, can insert the strength of wall body that shaped steel improves diaphragm wall.The utility model slotter hydraulic system has Diesel Driven and electric motor driven characteristics concurrently, improves the applicability of equipment.
Claims (2)
1. a slotter hydraulic system, comprise main hydraulic system (1), secondary hydraulic system (2) and fuel tank (6), wherein, main hydraulic system (1) comprises Diesel Driven mechanism (10), Main Hydraulic Pump (101), main hydraulic control valve (102) and main hydraulic actuating mechanism (103), secondary hydraulic system (2) comprises motor operated driving mechanism (20), secondary hydraulic pump (201), secondary hydraulic control valve (202) and secondary hydraulic actuating mechanism (203), it is characterized in that a reversal valve (8) manually or automatically in parallel between main hydraulic pressure the first oil inlet pipe (1012) before of described main hydraulic control valve (102) and secondary hydraulic control valve (202) secondary hydraulic pressure the first oil inlet pipe (2012) before, realize main hydraulic system (1) and secondary hydraulic system (2) switching.
2. slotter hydraulic system according to claim 1, is characterized in that described reversal valve manually or automatically (8) is when meta, and main hydraulic system (1) and secondary hydraulic system (2) are carried out respectively action or function separately; Described reversal valve manually or automatically (8) is when upper, and secondary hydraulic system (2) is closed, and main hydraulic system (1) is carried out action or the function of native system and secondary hydraulic system (2) simultaneously; Described reversal valve manually or automatically (8) is when the next, and main hydraulic system (2) is closed, and secondary hydraulic system (2) is carried out action or the function of native system and main hydraulic system (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320378589.XU CN203373796U (en) | 2013-06-28 | 2013-06-28 | Hydraulic system of slot milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320378589.XU CN203373796U (en) | 2013-06-28 | 2013-06-28 | Hydraulic system of slot milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203373796U true CN203373796U (en) | 2014-01-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320378589.XU Withdrawn - After Issue CN203373796U (en) | 2013-06-28 | 2013-06-28 | Hydraulic system of slot milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203373796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104153375A (en) * | 2014-08-20 | 2014-11-19 | 张永忠 | Three-chain-saw grooving machine |
-
2013
- 2013-06-28 CN CN201320378589.XU patent/CN203373796U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104153375A (en) * | 2014-08-20 | 2014-11-19 | 张永忠 | Three-chain-saw grooving machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140101 Effective date of abandoning: 20141105 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |