CN2460769Y - Pipe-jacking hydraulic power pump station - Google Patents
Pipe-jacking hydraulic power pump station Download PDFInfo
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- CN2460769Y CN2460769Y CN 00259205 CN00259205U CN2460769Y CN 2460769 Y CN2460769 Y CN 2460769Y CN 00259205 CN00259205 CN 00259205 CN 00259205 U CN00259205 U CN 00259205U CN 2460769 Y CN2460769 Y CN 2460769Y
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Abstract
The utility model relates to a pipe-jacking hydraulic power pump station, which is characterized in that the pipe-jacking hydraulic power pump station comprises a separate hydraulic pressure cabinet and an electric appliance control box which are connected by power cables and control cables. The hydraulic pressure cabinet is split into an oil tank for storing hydraulic oil and a power zone. The power zone is mainly provided with a high-pressure plunger pump, an elastic coupling, a power electric motor, a pressure oil distributor, a rapid oil return distributor, a high-performance integral speed-regulating valve, an integrated type proportional multiple-way valve, a hydraulic pressure pipeline, and a plurality of detecting and controlling meters. The electric appliance control box uses a programmable logic controller as an electronic control line of a body. The pipe-jacking hydraulic power pump station has the advantages of high pressure, large flow capacity, wide regulating ranges, and convenient operation and control. The utility model can conduct precontrol to hole entering direction of a pipe-jacking machine, and curvilinear path of a pipe-jacking pipeline can be effectively controlled. The utility model has the advantages of reliable operation, high efficiency, and safe construction.
Description
The utility model is relevant with underground jacking construction equipment, is meant a kind of push pipe hydraulic power pumping plant especially.
Quickening along with the urban modernization pace of construction, the sewerage pipe-jacking project has also obtained development rapidly, pipe-jacking project is to heavy caliber, long distance Curve push pipe direction develops, the construction period of push pipe, the push pipe difficulty, quality and civilized construction require more and more higher, this just has higher requirement to our jacking construction equipment, the move speed of push pipe, the control of earth pressure balance ability and jacking direction (pipeline curvilinear path) is three big important topics of our construction by pipeline jacking method research, the hydraulic power pumping plant that the now jacking construction is used, no matter be import, still of home make, all the problems referred to above are not taken all factors into consideration, thereby influenced jacking construction progress and jacking quality to a certain extent, be difficult to adapt to heavy caliber, the requirement of long distance Curve push pipe.
The purpose of this utility model provides a kind of push pipe hydraulic power pumping plant, can improve the push pipe move speed, effectively the control soil body digs the soil pressure of face, guarantee earth pressure balance, can carry out effective direction control again to the pipeline track of push pipe, to adapt to the needs of modern heavy caliber, long distance Curve jacking construction, the needs of jacking construction improve jacking construction efficient fast.
The purpose of this utility model is to realize like this.
A kind of push pipe hydraulic power pumping plant is characterized in that it is made up of two-part that hydraulic tank and electric appliance control box separate, and couples together with power cable and actuating cable between the two.Be convenient to on-the-spot to lay flexibly, the reasonable Arrangement of carrying and operating space.
Said hydraulic tank is divided into fuel tank and power-section again, fuel tank mainly is store oil, and power-section mainly is provided with hydro-power pump group, pressure oil distributor, the quick oil return distributor of being made up of high-pressure plunger pump, elastic coupling flexible coupling and driving force motor, the whole series flow control valve of high-performance, integrated form proportional multi-path valve, hydraulic pipe line and a plurality of detection control instrument.
Said fuel tank and power-section are arranged by the front and back branch, and the front of power-section opens wide, this also help to status of equipment monitoring, control and maintenance management etc.
The volume of said fuel tank is enough big, and its store oil amount can satisfy a plurality of 300 tons of long stroke oil cylinders works simultaneously, in order to keep the cleaning of fuel tank internal, be provided with case lid, be provided with the casing filter screen in the fuel tank, be provided with the sky filter, the level meter that the band temperature shows has been installed in order to monitor the store oil situation at oil filler.
The utility model should be from small-bore needs of constructing to heavy caliber pipe-jacking for reality, said hydro-power pump group has two groups, so that the needs according to engineering select it to work independently or joint work by the control knob on the control panel of electric appliance control box, its oil pressure can carry out stepless setting from low to high.
These two groups of hydro-power pump groups both can arranged parallel, also can install by high and low position in order to save the space, if adopt high low level to install, in order to guarantee to be in the fuel feeding of high-order high-pressure plunger pump, increase a gasoline pump for well, can both give full play to its usefulness to ensure two groups of hydro-power pump groups.
The utility model by said quick oil return distributor, fast return line, oil return interface and control valve member have been formed quick return line system fast, to reduce return pressure, improve oil return speed, thereby improve the efficient of jacking construction.
Said electric appliance control box has adopted programmable logic controller (PLC), not only reduce the volume of control box, and improved reliability greatly, and can be by the programming grouping, control is organized in the output of pressure oil, can be divided into 2 oil cylinder/groups, 4/group, 6/group, 8/group, 10/group or 12/group can divide into groups to control simultaneously to main top oil cylinder, can control each oil cylinder respectively again.Like this, having selected actual jacking oil cylinder quantity and, can having organized control to main top oil cylinder, further improve the working efficiency of jacking construction by group control button through after the top is adjusted in advance.
In order to guarantee the cleaning of fluid, the utility model is provided with the casing filter screen in fuel tank, be provided with the sky filter at oil filler, is provided with oil filter press on high-pressure plunger pump pressure oil output pipe, in return line, also be provided with the oil return oil purifier, in case fluid is dirty, the oil purifier blocking, the panel of electric appliance control box just has acoustooptic alarm, timely renew cartridge more, to guarantee the cleaning of whole system fluid, improved system reliability, guarantee that pumping plant normally moves.
Key of the present utility model is to have selected integrated form proportional multi-path valve, it adopts relief valve, unloading valve, a plurality of electromagnetism position control valve, a plurality of series flow control valve and polylith valve plate in one, have the advantages that flow is big, pressure is high, volume is little, performance is excellent, this integrated form proportional multi-path valve has 12 groups of outputs, every group of output all can utilize its Flow-rate adjustment knob to carry out the stepless setting (0-30 liter/minute) of oil flow separately, utilizes its pressure adjustment knob to carry out pressure step-less adjustment (0-31.5 MPa).
Said electric appliance control box can be organized control to integrated form proportional multi-path valve by the group control button on the control panel.
The utility model is described in further detail below in conjunction with preferred embodiment and accompanying drawing thereof.
Fig. 1 is that the master of the utility model preferred embodiment looks schematic representation.
Fig. 2 is the AA view of Fig. 1.
Fig. 3 is an electric appliance control box control panel schematic representation.
Fig. 1, Fig. 2, Fig. 3 are the schematic representation of the utility model preferred embodiment.A kind of push pipe hydraulic power of the utility model pumping plant is made up of hydraulic tank 01 and electric appliance control box 19, couples together with power cable and actuating cable 20 between the two.Said hydraulic tank 01 is placed respectively before and after comprising fuel tank 28 and power-section 31 two-part, and the front of power-section 31 is opened wide.Power-section 31 mainly is provided with the hydro-power pump group, pressure oil distributor 15, quick oil return distributor 21, the whole series flow control valve 5 of high-performance, integrated form proportional multi-path valve 18, hydraulic pipe line and a plurality of detection control instrument, said hydro-power pump group is made up of high-pressure plunger pump 9, elastic coupling flexible coupling 24 and driving force motor 22.In order to adapt to small-bore and the heavy caliber pipe-jacking engineering construction, two groups of hydro-power pumps have been laid 31 cun of power-section, two groups of hydro-power pumps are pressed high and low position and are installed, be in high-order high-pressure plunger pump 9 and also set up gasoline pump 23, also can make when guaranteeing that oil level is on the low side in the fuel tank 28 to be in high-order hydro-power pump and still to run well.
The volume of described fuel tank 28 is enough big, and its store oil can be satisfied 12 300 tons long stroke oil cylinders (not drawing among the figure) and works simultaneously, and fuel tank 28 is provided with case lid 13, the level meter 7 that casing filter screen 12, empty filter 6, joint hinge 8, oil extraction pipeline 26, band temperature show.
Be provided with quick return line system in the present embodiment, it is made up of quick return line interface 30, quick oil return distributor 21, quick loop pipeline (not drawing among the figure) and control valve member etc., to reduce return pressure, improve oil return speed, to solve in the jacking construction, the problem that hydraulic fluid flow rate is multiplied in the construction of heavy caliber, long-distance pipe jacking particularly, thus the efficient of jacking construction improved.
In fuel tank 28, be provided with in the present embodiment at casing filter screen 12, be provided with sky filter 6 at oil filler, on pumping pressure oil output pipe, be provided with oil filter press 11, in oil circuit, also be provided with oil return oil purifier 17, in case fluid is dirty, the oil purifier blocking, operating console will acoustooptic alarm, and timely renew cartridge more is to guarantee the cleaning of whole system fluid, further the reliability of raising system is guaranteed the normal operation of system.
In the present embodiment, can be by regulating the bulk velocity of whole series flow control valve 5 regulating systems of high-performance.In the present embodiment; crucially selected integrated form proportional multi-path valve 18; it is the core component of this power pumping plant; it collects relief valve; unloading valve; a plurality of electromagnetism position control valves; a plurality of series flow control valves and polylith valve plate are in one; flow is big; the pressure height; volume is little; performance is excellent; reliability height and modular combination; be convenient to apolegamy and installation; when any solenoid valve is devoted oneself to work; the automatically rapid build-up pressure of system; when all solenoid valves all are in meta and promptly quit work; protective system is played in system's automatic deloading; the effect of energy saving; the output of its each group solenoid valve (totally 12 groups); its flow velocity all can be regulated separately; stepless setting (the 0-30 liter/minute); so in the jacking construction of reality; can effectively control every group of master top oil cylinder by the output flow velocity of regulating every group of solenoid valve; the speed of relay well oil cylinder and other curve pipe jacking equipment oil cylinder groups; thereby; can carry out effective pre-control to the hole direction of advancing of push-bench and equipment thereof; increase the ability of curve push pipe geometric locus control, the reasonable formation of more effective control push pipe (especially curve push pipe) pipeline geometric locus.
Electric appliance control box 19 of the present utility model has adopted programmable logic controller (PLC), not only reduced the volume of control box, and improved its reliability greatly, by the programming grouping, the output of pressure oil can be divided into 2/group, 4/group, 6/group, 8/group, 10/group, 12/group, can divide into groups to control simultaneously to main top oil cylinder, can control every oil cylinder respectively again.Like this, having selected actual jacking oil cylinder quantity and, can having organized control to main top oil cylinder, further improve the working efficiency of jacking construction by group control button through after the top is adjusted in advance.
The schematic representation of the control panel of said electric appliance control box as shown in Figure 3, among the figure:
191-1 pump (high-order pump) is driven button (tape light), controls the unlatching of 1 pump.
The 192-1 pump stops button (tape light), controls closing down of 1 pump.
193-three phase mains tutorial light (380V)
Adjusting knob is selected in the control of 194-group, can put 6 positions, becomes group 1, group 2, group 3, group 4, group 5, group 6 respectively, wherein organizes 1 corresponding 2 oil cylinder delivery outlets; Group 2 corresponding 4 oil cylinder delivery outlets; Group 3 corresponding 6 oil cylinder delivery outlets; Group 4 corresponding 8 oil cylinder delivery outlets; Group 5 corresponding 10 oil cylinder delivery outlets; Group 6 corresponding 12 oil cylinder delivery outlets are respectively by the corresponding control of 1915,1913 flexible combination button.
195-A.C. voltmeter 0-450V, the indication supply voltage
The single control of 196-, group control selector button, in putting for not selecting
The indicating alarm device of 197-pressure oil oil purifier 1,2 (on be tutorial light, is alarm down)
The indicating alarm device of 198-oil return oil purifier 1,2,3 (on be tutorial light, is alarm down)
199-left side cylinder 1--cylinder 6 stretches and stops control knob
1910-the right cylinder 7--cylinder 12 stretches and stops control knob (three positions are arranged, when button is in meta, be halted state)
1911-panel spanner (left and right each 1)
1912-group control retraction stop button (tape light)
1913-stretches control knob (tape light) from the grouping of group 1--group 6
Stop button (tape light) is stretched out in the control of 1914-group
1915-stretches control knob (tape light) from the grouping of group 1--group 6
1916-2 pump (low zone pump) stops button (tape light), controls close down (tape light) of 2 pumps
The 1917-2 pump is driven button (tape light), controls the unlatching (tape light) of 2 pumps
It is as follows that the utility model is used for the operating process of jacking construction:
When watching enough and other components and parts of hydraulic oil in the fuel tank 28 intact by level meter 7, can connect power supply, this is the luminous indication of three phase mains tutorial light 193 (380V) on electric appliance control box 19 panels, power supply is normal, can open oil pump, control is opened, stopped to the pump control button (191,192,196,197) on selection operation electric appliance control box 19 panels arbitrarily to two pumps.When wherein pump work, the maximum flow of oil is 30 liters/minute, when two pumps are worked simultaneously, maximum flow is 60 liters/minute, confess the flow of oil and not only can be as required carry out whole stepless setting (0-60 liter/minute) by series flow control valve 5, but the control handle of the independent control flow rate on the passing ratio multi-way valve 18 is controlled (0-30 liter/minute) separately to the fluid flow of 12 groups of delivery outlets, and system pressure can carry out step-less adjustment (0-31.5 MPa) by the pressure adjustment knob on the proportional multi-path valve 18.12 built-in on the proportional multi-path valve 18 electromagnetism position control valves carry out the control of oil return direction to oil inlet and oil return interface 1, thereby finally control the forward and back of oil cylinder.Control operation is controlled by push-button switches such as the single control on the electric appliance control box 19, group controls.Any one gets only electricity, the quick build-up pressure of system in 12 electromagnetism position control valves on the proportional multi-path valve 18; When 12 electromagnetism position control valves on the proportional multi-path valve 18 all are in when stopping the output services state, system is automatically by unloading valve system unloaded built-in on the proportional multi-path valve 18.
The flow direction of work fluid is: the pressure oil of high-pressure plunger pump 9 outputs flows to pressure oil distributor 15 (two road binders) through pipeline and oil filter press 11, by the pressure oil distributor pressure oil is assigned in the required pipeline and goes, wherein one the tunnel advance pressure gauge 4, series flow control valve 5 is advanced on another road, also has two the tunnel to advance proportional multi-path valve 18; (up and down each one the tunnel) is control oil leakage oil oil sump tank in the proportional multi-path valve 18 through oil return oil purifier 17 oil sump tanks, a tunnel two the tunnel on the proportional multi-path valve 18, in addition 24 the tunnel oil inlet and oil return interface 1 corresponding connection on (12 tunnel advance, 12 tunnel go out) and hydraulic tank 01 panel is directly used for the user.In addition, quick return line interface 30 on hydraulic tank 01 panel and quick 21 corresponding linking to each other of oil return distributor, totally 12 the tunnel, flow oil return oil purifier 17 oil sump tanks 28 that finally pass through, wherein control can be carried out the switching control of oil return by the control valve on the quick oil return distributor 21.
In sum, push pipe hydraulic power pumping plant of the present utility model, have the pressure height, oil flow is big, regulation range is wide, both can carry out stepless setting to pressure, can carry out step-less adjustment to the pressure oil flow velocity again, can overall adjustment speed, again can independent single governing speed, thereby can effectively control the thrust and the fltting speed of jacking construction master top oil cylinder, also can control the move speed of oil cylinder asynchronously.In addition, at the characteristics of jacking construction, the built-in modularization selection function module that has designed programmable logic controller (PLC) can be controlled separately single oil cylinder respectively, again can be according to actual needs preliminary election divides control simultaneously after the group selection to oil cylinder.
This power pump station has the pressure height, flow is big, adjustable range is wide, control easily advantage, can be right The hole direction of advancing of push-bench is carried out pre-control, can effectively control push pipe pipe curve track, reliable operation, effect Rate height, construction safety.
Claims (10)
1. a push pipe hydraulic power pumping plant is characterized in that it comprises,
(1) hydraulic tank (01), this hydraulic tank (01) is divided into again
1. fuel tank (28), feed flow press oil measure to deposit;
2. power-section (31) mainly is provided with the hydro-power pump group that high-pressure plunger pump (9), elastic coupling flexible coupling (24) and driving force motor (22) are formed; Pressure oil distributor (15), quick oil return distributor (21), the whole series flow control valve (5) of high-performance, integrated form proportional multi-path valve (18), hydraulic pipe line and a plurality of detection control instrument;
Said fuel tank (28) is arranged with power-section (31) front and back branch, and the power-section front is opened wide;
(2) electric appliance control box (19)
Hydraulic tank (01) structurally is what to separate with electric appliance control box (19), is connected with actuating cable (20) with power cable between the two.
2. push pipe hydraulic power pumping plant according to claim 1, the volume that it is characterized in that said fuel tank (28) is enough big, its store oil can be satisfied a plurality of 300 tons of long stroke oil cylinders and works simultaneously, and fuel tank (28) is provided with case lid (13), casing filter screen (12), is provided with the level meter (7) that sky filter (6), joint hinge (8), fuel-displaced return line and band temperature show at oil filler.
3. push pipe hydraulic power pumping plant according to claim 2 is characterized in that said hydro-power pump group has two groups, and it works independently or joint work to select control by electric appliance control box (19), and its oil pressure can carry out stepless setting from low to high.
4. push pipe hydraulic power pumping plant according to claim 3 is characterized in that said two groups of hydro-power pump groups install by high and low position, and is in high-order high-pressure plunger pump (19) and has also set up gasoline pump (23).
5. push pipe hydraulic power pumping plant according to claim 4, it is characterized in that said quick oil return distributor (21), fast return line, return line interface (30), oil return oil purifier (17), return pressure table (3,4) and control valve member are formed quick return line system fast.
6. push pipe hydraulic power pumping plant according to claim 5 is characterized in that said electric appliance control box (19) has adopted programmable logic controller (PLC).
7. push pipe hydraulic power pumping plant according to claim 6 is characterized in that being provided with oil filter press (11) on the pressure oil output pipe of said high-pressure plunger pump (9), also is provided with oil return oil purifier (17) in return line.
8. push pipe hydraulic power pumping plant according to claim 1, it is characterized in that said detection control instrument comprises return pressure table (2,3), pressure oil distributor (15) transfer to pressure gauge (14), two piezometers (7) that the band temperature shows settling are gone up in selected control with pressure gauge (4), fuel tank (28).
9. push pipe hydraulic power pumping plant according to claim 1, it is characterized in that described integrated form proportional multi-path valve (18) has 12 groups of outputs, every group of output all can utilize its Flow-rate adjustment knob to carry out the stepless setting (0-30 liter/minute) of oil flow separately, utilizes its pressure adjustment knob to carry out pressure step-less adjustment (0-31.5 MPa).
10. push pipe hydraulic power pumping plant according to claim 1, it is characterized in that said electric appliance control box (19) can organize control to 12 groups of output circuits of integrated form proportional multi-path valve (18) by the group control button (194,196,1912,1913,1914,1915) on the control panel, realize 2 tunnel, 4 tunnel, 6 tunnel, 8 tunnel, 10 road or 12 road binders cylinders are carried out composite control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00259205 CN2460769Y (en) | 2000-11-17 | 2000-11-17 | Pipe-jacking hydraulic power pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00259205 CN2460769Y (en) | 2000-11-17 | 2000-11-17 | Pipe-jacking hydraulic power pump station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2460769Y true CN2460769Y (en) | 2001-11-21 |
Family
ID=33615269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00259205 Expired - Fee Related CN2460769Y (en) | 2000-11-17 | 2000-11-17 | Pipe-jacking hydraulic power pump station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2460769Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425588A (en) * | 2011-12-08 | 2012-04-25 | 上海布威重工机械有限公司 | Standard hydraulic power packet |
| CN103486100A (en) * | 2013-09-17 | 2014-01-01 | 常熟市高思达仪器设备有限公司 | Hydraulic power station structure |
| CN105041764A (en) * | 2015-07-07 | 2015-11-11 | 天津大学 | Electronic-control hydraulic workstation for rescue and matching tool oil cylinder assemblies |
| CN109083823A (en) * | 2018-08-16 | 2018-12-25 | 安徽卓科智能装备有限公司 | A kind of mud water balance push bench hydraulic power unit |
| CN109139617A (en) * | 2018-10-19 | 2019-01-04 | 安徽卓科智能装备有限公司 | A kind of novel high-pressure electric oil pump |
| CN112727813A (en) * | 2020-11-19 | 2021-04-30 | 宣化钢铁集团有限责任公司 | Parallel operation pump set and use method |
-
2000
- 2000-11-17 CN CN 00259205 patent/CN2460769Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425588A (en) * | 2011-12-08 | 2012-04-25 | 上海布威重工机械有限公司 | Standard hydraulic power packet |
| CN102425588B (en) * | 2011-12-08 | 2014-09-17 | 上海布威重工机械有限公司 | Standard hydraulic power packet |
| CN103486100A (en) * | 2013-09-17 | 2014-01-01 | 常熟市高思达仪器设备有限公司 | Hydraulic power station structure |
| CN103486100B (en) * | 2013-09-17 | 2015-07-22 | 常熟市高思达仪器设备有限公司 | Hydraulic power station structure |
| CN105041764A (en) * | 2015-07-07 | 2015-11-11 | 天津大学 | Electronic-control hydraulic workstation for rescue and matching tool oil cylinder assemblies |
| CN105041764B (en) * | 2015-07-07 | 2017-10-17 | 天津大学 | One kind rescue electric-controlled hydraulic work station and kit hydraulic cylinder assembly |
| CN109083823A (en) * | 2018-08-16 | 2018-12-25 | 安徽卓科智能装备有限公司 | A kind of mud water balance push bench hydraulic power unit |
| CN109139617A (en) * | 2018-10-19 | 2019-01-04 | 安徽卓科智能装备有限公司 | A kind of novel high-pressure electric oil pump |
| CN112727813A (en) * | 2020-11-19 | 2021-04-30 | 宣化钢铁集团有限责任公司 | Parallel operation pump set and use method |
| CN112727813B (en) * | 2020-11-19 | 2022-07-22 | 宣化钢铁集团有限责任公司 | Parallel operation pump set and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |