CN207847647U - A kind of telescopic pipeline for pumping out soil series system extends device - Google Patents
A kind of telescopic pipeline for pumping out soil series system extends device Download PDFInfo
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- CN207847647U CN207847647U CN201820124573.9U CN201820124573U CN207847647U CN 207847647 U CN207847647 U CN 207847647U CN 201820124573 U CN201820124573 U CN 201820124573U CN 207847647 U CN207847647 U CN 207847647U
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Abstract
The telescopic pipeline that the utility model discloses a kind of for pumping out soil series system extends device, and the soil series system that pumps out includes at least one pumping out clay model group；The clay model group that pumps out includes main pumping installations, servo-actuated pipeline and fixed pipeline；The telescopic pipeline extends device and is connected between the servo-actuated pipeline and the fixed pipeline；It includes inner sleeve and outer tube that the telescopic pipeline, which extends device,；The first end of the inner sleeve is plugged in the inside of the outer tube by the first end of the outer tube；It is provided with position limiting structure between the outer tube and the inner sleeve.The utility model has the advantages that：Extend device by the way that telescopic pipeline is arranged, dregs pump tubing length can be separated into servo-actuated pipeline and fixed pipeline, fixed pipeline is fixedly mounted on tunnel internal so that dregs pump tubing length becomes semi-fixed structure, avoids the problem of dregs pump tubing length is difficult to move integrally.
Description
Technical field
The utility model is related to pipelines to extend device, and in particular to a kind of telescopic pipeline for pumping out soil series system prolongs
Growth device.
Background technology
It will produce a large amount of dregs during shield machine tunnels；For the ease of conveying dregs, part shield-tunneling construction project
In can dregs be pumped to by ground using pipeline；The mode of pumping transport has higher transfer efficiency, can save in tunnel
The construction space in portion.Pumping transportation system in the prior art is commonly used in small-diameter shield machine, and pumping installations mostly uses greatly small
The rubber tube of diameter flexible, flexible rubber pipe can be moved synchronously with shield machine；However large-diameter shield machine usually have compared with
Big unearthed amount, therefore the pumping installations of the shield machine of major diameter is it is usually necessary to use the rigid conduit of major diameter, and major diameter
Rigid conduit be difficult with shield machine and move synchronously.
Invention content
The purpose of this utility model is a kind of for pumping out soil series system according in place of above-mentioned the deficiencies in the prior art, providing
Telescopic pipeline extend device, pump out soil series system and extend device, it can be achieved that pipeline is with shield by using the telescopic pipeline
The driving of structure machine and extend accordingly.
A kind of telescopic pipeline for pumping out soil series system extends device, and the soil series system that pumps out includes at least one
Pump out clay model group；The clay model group that pumps out includes sequentially connected main pumping installations, servo-actuated pipeline and fixed pipeline；Institute
Telescopic pipeline extension device is stated to be connected between the servo-actuated pipeline and the fixed pipeline；The telescopic pipeline extends
Device includes inner sleeve and outer tube；The first end of the inner sleeve is plugged in described outer by the first end of the outer tube
The inside of casing；It is provided with position limiting structure between the outer tube and the inner sleeve；The second end of the inner sleeve passes through method
The blue and servo-actuated piping connection；The second end of the outer tube passes through flange and the fixed piping connection.
The position limiting structure includes limited block and the limiting plate of annular；The limited block is arranged the of the inner sleeve
The outside of one end；The limiting plate is mounted on the first end of the outer tube；The first end of the outer tube is also equipped with several
A directive wheel, the directive wheel are close to the outer surface of the inner sleeve.
Be provided with sealing device on the outside of the first end of the inner sleeve, the sealing device include sealing ring fixinig plate with
And several sealing rings；The sealing ring fixinig plate is circumferentially positioned at the outer surface of the inner sleeve, and solid with the inner sleeve
Fixed connection；Each sealing ring is distributed along the axial direction of the inner sleeve, and is fixed on the sealing ring fixinig plate by fixed link
On；The inner surface of the sealing ring and the outer tube fits closely.
Steering bracket is both provided with below the inner sleeve and the outer tube, the bottom of the steering bracket is all provided with
It is equipped with mobile holder, the steering bracket is connect by a vertical shaft with the mobile holder；The bottom of the mobile holder
Portion is provided with universal wheel.
The main pumping installations is connected between the servo-actuated pipeline and the screw conveyor of shield machine, and the main pump send dress
The dregs for exporting the screw conveyor is set to be pumped in the servo-actuated pipeline；The fixing pipe road is in series with noise reduction
Device and at least one set of relay pumping device.
The main pumping installations and the relay pumping device include the native case of buffering and delivery pump；The buffering soil
Dregs entrance is provided at the top of case, the bottom of the native case of buffering is connect with the delivery pump；It is arranged on the native case of the buffering
There is soil pressure meter, when the soil pressure in the native case of the buffering is more than predetermined value, the delivery pump extracts inside the native case of the buffering
Dregs.
The delivery pump includes soil box, swing pipe and two hydraulic pressure suction units；The soil box setting is in buffering soil
The bottom of case is connected to the native case of the buffering and is integrally formed formula structure；The hydraulic pressure suction unit includes suction cylinder and sets
Set the piston inside the suction cylinder；Two hydraulic pressure suction units are disposed side by side on the side of the soil box, the pumping
The end of suction tube is fixedly connected with the opening of the soil box side wall；The swing pipe is arranged inside the soil box, the swing pipe
First end is connect with the soil outlet of the delivery pump；The second end of the swing pipe is close to the inner surface of the soil box, in the soil
The inside reciprocally swinging of slot simultaneously replaces connection with the end of two suction cylinders；Two hydraulic pressure suction units are for replacing
Ground extracts dregs from the soil box, and the delivery pump is discharged by the swing pipe in dregs.
In the main pumping installations, the dregs entrance and the soil outlet of the screw conveyor of the native case of buffering connect
It connects, the soil outlet of the delivery pump and the servo-actuated piping connection；In the relay pumping device, the slag of the native case of buffering
Native entrance and the supervisory fixed piping connection, the soil outlet of the delivery pump and the secondary fixed piping connection.
The silencing means includes dregs conduit, separator tube, hydraulic cylinder and accumulator；The first end of the separator tube
It is connected to the middle part of the dregs conduit, the buffer tube interior is provided with action piston, the second end installation of the separator tube
It is useful for acting the hydraulic cylinder of piston described in pushing tow；The back cavity of the hydraulic cylinder passes through hydraulic pressure oil-piping layout and the accumulator
Connection；The accumulator includes shell and the air bag that is arranged in the shell, and the shell connects with the hydraulic pressure oil-piping layout
It is logical, high pressure gas is filled in the air bag.
The action piston is connected with work and confirms that stick, the work confirm the end of stick from the second end of the separator tube
It stretches out；The hydraulic pressure oil-piping layout is connected with safety valve, and the safety valve is connect with hydraulic oil collection device.
The utility model has the advantages that：Extend device by the way that telescopic pipeline is arranged, dregs pump tubing length can be separated
At servo-actuated pipeline and fixed pipeline, fixed pipeline is fixedly mounted on tunnel internal so that dregs pump tubing length becomes semifixed
Structure need to only drag the movement of servo-actuated pipeline during shield machine jacking, avoid what dregs pump tubing length was difficult to move integrally
Problem；The coupling pumped out in clay model group between various components is smaller, and control system is relatively simple；Pumping system uses modularization
Design easily can carry out dilatation, without replacing key equipment by adjusting clay model group is pumped out to pumping system.
Description of the drawings
Fig. 1 is the vertical view for pumping out soil series system in the utility model；
Fig. 2 is the side view for pumping out soil series system in the utility model；
Fig. 3 is side view when the telescopic pipeline extension device of the utility model is in contraction state；
Fig. 4 is the section view at A-A in the utility model Fig. 3；
Fig. 5 is the partial enlarged view at B in the utility model Fig. 3；
Fig. 6 is side view when the telescopic pipeline extension device of the utility model is in elongation state；
Fig. 7 is the side view of main pumping installations in the utility model；
Fig. 8 is the vertical view of the delivery pump in the utility model；
Fig. 9 is another vertical view of the delivery pump in the utility model；
Figure 10 is the structural schematic diagram of the silencing means in the utility model；
Figure 11 is the operation principle schematic diagram of the silencing means in the utility model.
Specific implementation mode
The feature of the utility model and other correlated characteristics are made further specifically by embodiment below in conjunction with attached drawing
It is bright, in order to the understanding of technical staff of the same trade：
Such as Fig. 1-11, label 1-44 is respectively in figure：It pumps out clay model group 1, main pumping installations 2, servo-actuated pipeline 3, fix
Pipeline 4, shield machine 5, screw conveyor 6, telescopic pipeline extend device 7, silencing means 8, relay pumping device 9, buffering soil
Case 10, delivery pump 11, soil pressure meter 12, soil box 13, swing pipe 14, hydraulic pressure suction unit 15a, hydraulic pressure suction unit 15b, suction cylinder
16a, suction cylinder 16b, piston 17a, piston 17b, hydraulic cylinder 18, relief valve 19, maintenance door 20, inner sleeve 21, outer tube 22,
Sealing device 23, limited block 24, limiting plate 25, directive wheel 26, universal wheel 27, mobile holder 28, steering bracket 29, sealing ring are solid
Stator 30, sealing ring 31, fixed link 32, water filling device 33, dregs conduit 34, separator tube 35, hydraulic cylinder 36, accumulator 37,
Act piston 38, hydraulic pressure oil-piping layout 39, air bag 40, safety valve 41, fuel pressure gage 42, hydraulic oil collection device 43, work confirmation stick
44。
Embodiment：As shown in Figure 1, 2, the present embodiment prolongs more particularly to a kind of telescopic pipeline for pumping out soil series system
Growth device；In the present embodiment, telescopic pipeline extends the pipeline connection that device 7 is used to pump out soil series system, pumps out soil series system
Clay model group 1 is pumped out including at least one；It includes main pumping installations 2, servo-actuated pipeline 3 and fixed pipeline to pump out clay model group 1
4；The main pumping installations 2 for pumping out clay model group 1 is connect with the screw conveyor 6 of shield machine 5, for exporting screw conveyor 6
Dregs be pumped in servo-actuated pipeline 3；Telescopic pipeline extends device 7 and is connected between servo-actuated pipeline 3 and fixed pipeline 4；
During 5 jacking of shield machine, servo-actuated pipeline 3 persistently travels forward with shield machine.
As shown in figure 3, it includes inner sleeve 21 and outer tube 22 that telescopic pipeline, which extends device 7,；The first of inner sleeve 21
End is plugged in the inside of outer tube 22 via the first end of outer tube 22；The second end of inner sleeve 21 passes through flange and servo-actuated pipeline
3 connections；The second end of outer tube 22 is connect by flange with fixed pipeline 4.
As shown in Figure 3,4, it is provided with position limiting structure between inner sleeve 21 and outer tube 22；Position limiting structure includes limited block
24 and limiting plate 25；Limited block 24 is arranged in the outside of the first end of inner sleeve 21；Limiting plate 25 is annular, is mounted on housing
The first end of pipe 22, limiting plate 25 are looped around the outside of inner sleeve 21；Limiting plate 25 is mutually adapted composition limit with limited block 24
Structure；The first end of outer tube 22 is also equipped with two directive wheels 26, and directive wheel 26 is close to the outer surface of the inner sleeve 21,
When inner sleeve 21 and outer tube 22 are along its axial relative movement, directive wheel 26 can play the role of guiding.
As shown in Fig. 3,5, sealing device 23 is provided on the outside of the first end of inner sleeve 21；Sealing device 23 includes sealing
Ring fixinig plate 30 and several sealing rings 31；In the present embodiment, the number of sealing ring 31 is five, and sealing ring fixinig plate 30 is surround
It is arranged in the outer surface of inner sleeve 21, and is fixedly connected with inner sleeve 21；Each sealing ring 31 is distributed along the axial direction of inner sleeve 21, and
The side of sealing ring fixinig plate 30 is fixed on by fixed link 32；In the present embodiment, the material of sealing ring 31 is rubber；Sealing ring
There are certain densification amounts between 31 and the inner surface of outer tube 22 so that the two fits closely；Sealing device 23 can prevent
Seam of the dregs between inner sleeve 21 and outer tube 22 is overflowed.
As shown in figure 3, in the present embodiment, the lower section of inner sleeve 21 and outer tube 22 is both provided with steering bracket 29, often
The lower section of a steering bracket 29 is both provided with mobile holder 28, and steering bracket 29 is mounted on mobile holder by a vertical shaft
28 top, steering bracket 29 can be rotated along vertical shaft；The bottom of mobile holder 28 is provided with universal wheel 27；In inner sleeve
During pipe 21 and outer tube 22 move along its axis, mobile holder 28 moves synchronously therewith, by the way that steering bracket is arranged
29 when can be to avoid mobile holder 28 and the inconsistent direction of motion of the inner sleeve 21 or outer tube 22, and mobile holder 28 is to pipe
Road applies lateral load and so that pipe deforming is damaged.
As shown in Figure 1,3, during 5 jacking of shield machine, inner sleeve 21 is synchronized with shield machine 5 and servo-actuated pipeline 3
It travels forward；In the process, inner sleeve 21 is gradually extracted out from outer tube 22, until state shown in fig. 6；It is shown in Fig. 6
State in, limited block 24 touches the inner surface of limiting plate 25；Inner sleeve 21 can not continue to extract out at this time, it is therefore desirable to solid
Fixed tube road 4 carries out spreading；During spreading fixes pipeline 4, the flange between outer tube 22 and fixed pipeline 4 is disconnected first
Connection then pushes outer tube to the direction of inner sleeve 21；The new tube coupling of fixed pipeline 4 is connected to after the completion of promotion original
Fixation pipeline 4 and outer tube 22 second end between；New tube coupling after installation is complete telescopic pipeline extend the state of device 7
As shown in Figure 3.
As shown in Figure 1, 2, in the present embodiment, fixed pipeline 4 is spliced to form section by section by several sections of tube couplings；Between each tube coupling
It is attached by flange；Fixed pipeline 4 includes horizontal segment and vertically raised section, and horizontal segment is arranged in shield tunnel
Portion, vertically raised section is arranged in the vertical shaft of shield tunnel end；One end of horizontal segment extends device 7 with telescopic pipeline and connects
It connects, the other end is connect by silencing means 8 with vertically raised section, and vertically raised section of end extends to ground；In horizontal segment
It is in series at least one set of water filling device 33；Water filling device 33 is used for the dregs water filling into fixed pipeline 4, it is made to keep flowing
Property, to pump.
As shown in Figure 1, 2, main pumping installations 2 is connected between servo-actuated pipeline 3 and the screw conveyor 6 of shield machine 5；In addition to
Main pumping installations 2, it further includes several relay pumping devices 9 to pump out clay model group 1, and relay pumping device 9 is connected on fixing pipe
In road 4；Main pumping installations is used to the dregs that screw conveyor 6 exports being pumped in servo-actuated pipeline 3 with 2, relay pumping device 9
For overcoming pipe resistance, relay pumping is carried out to dregs.
As shown in Figure 1, 2, in the present embodiment, the structure of main pumping installations 2 and relay pumping device 9 is identical；The two
Structure is as shown in fig. 7, the two includes the native case 10 of buffering and delivery pump 11；The top of buffering soil case 10 is provided with dregs and enters
Mouthful, the bottom for buffering native case 10 is connect with delivery pump 11；It is provided with soil pressure meter 12 on buffering soil case 10, soil pressure meter 12 is for detecting
Soil pressure in buffering soil case 10；When the soil pressure in buffering soil case 10 is more than predetermined value, delivery pump 11 is inside buffering soil case 10
Dregs is extracted, and dregs is pumped into secondary pipes.Dregs, while delivery pump are kept in using buffering soil case 10 in the present embodiment
11 control delivery pump 11 according to the soil pressure in buffering soil case 10 so that entirely pumping out clay model group 1 can be according to pumping installations
Installation position carries out Discrete control；Simultaneous buffering soil case 10 separates control it is also possible that pumping out clay model group 1 with screw conveyor 6
System；Each pumping installations only needs to adjust its pumping parameter according to the soil pressure in the native case of its buffering so that each pumping installations operation
The operating parameter of its delivery pump 11 need not be adjusted according to the operating status for entirely pumping out clay model group 1 in the process；Introduce buffering soil
Case 10 can effectively reduce the coupling for pumping out each section in clay model group 1, by complicated Control system decoupling at simple
Subsystem.
As shown in Figure 7,8, in the present embodiment, delivery pump 11 includes soil box 13, swing pipe 14 and two hydraulic pressure suction units
15（Suction unit 15 is the general designation of suction unit 15a and suction unit 15b）；Soil box 13 is arranged at the bottom of buffering soil case 10
Portion is connected to the native case of buffering and is integrally formed formula structure；Dregs in buffering soil case 10 can be fallen directly into inside soil box 13.
As shown in Figure 8,9, hydraulic pressure suction unit 15 is arranged in the outside of soil box 13, and two hydraulic pressure suction units 15 are set side by side
It sets in the side of soil box 13；Hydraulic pressure suction unit 15 includes suction cylinder 16（Suction cylinder 16 is suction cylinder 16a and suction cylinder 16b
General designation）And the piston 17 being arranged inside suction cylinder 16（Piston 17 is the general designation of piston 17a and piston 17b）, piston
17 are driven by hydraulic cylinder 18；The end of suction cylinder 16 is fixedly connected with the opening of 13 side wall of soil box, the dregs inside soil box 13
It can enter inside suction cylinder 16 via the opening of 13 side wall of soil box.
As shown in Figure 8,9, swing pipe 14 is arranged in the inside of soil box 13, the soil outlet of the first end and delivery pump 11 of swing pipe 14
Connection；The second end of swing pipe 14 is close to the inner surface of soil box 13；Swing pipe 14 is connected with hydraulic drive mechanism（It is not drawn into figure）, pendulum
The second end of pipe 14 can under the driving of hydraulic drive mechanism in soil box 13 reciprocally swinging, and with the end of two suction cylinders 16
Alternately connect.
As shown in Figure 8,9, in 11 course of work of delivery pump, two hydraulic pressure suction units 15 are used for alternately from soil box 13
Dregs is extracted, and delivery pump 11 is discharged by swing pipe 14 in dregs；Specifically, state as shown in Figure 8, hydraulic pressure suction unit
The piston 17a of 15a extracts dregs from soil box 13；Simultaneously, swing pipe 14 is connected to another hydraulic pressure suction unit 15b
Suction cylinder 16b end, the direction of motion of piston 17b and the direction of motion of piston 17a on the contrary, piston 17b by suction cylinder 16b
In dregs push-in swing pipe 14 in；After the completion of dregs discharge in suction cylinder 16b, swing pipe 14 is moved to another suction cylinder 16a,
Into state shown in Fig. 9, the working condition of two hydraulic pressure suction units 15 and state shown in Fig. 8 are completely opposite at this time；It is defeated
It send in the course of work of pump 11 and continuously repeats the above process.
As shown in fig. 7, being additionally provided with relief valve 19 and maintenance door 20 in the side of buffering soil case 10；When buffering soil case 10
When interior soil pressure is excessive, relief valve 19 can be opened, and the dregs in buffering soil case 10 is discharged and is damaged to avoid buffering soil case 10；When
When being mixed into reinforcing bar, rubble etc. in the native case of buffering 10 and being difficult to the foreign matter being discharged, maintenance door can be opened, foreign matter is taken out；Delivery pump 11
It is connected with fuel tank, switch board and motor pump group.
As shown in Fig. 1,7, in main pumping installations 2, the soil outlet of the dregs entrance and screw conveyor 6 of native case 10 is buffered
Connection, the soil outlet of delivery pump 11 are connect with the servo-actuated pipeline 3.
As shown in Fig. 1,7, in relay pumping device 9, buffer the dregs entrance of native case 10 with supervisory fixed pipeline 4
Connection, the soil outlet of delivery pump 11 are connect with secondary fixation pipeline 4；Relay pumping device 9 can overcome pipe resistance, effectively
Ground increase pumps out the pumping distance of clay model group 1；The setting interval of relay pumping device 9 can be according to relay pumping device 9
The characterisitic parameter of pumpability, the resistance of pipeline and dregs determines；By reasonably arranging relay pumping device 9, Ke Yishi
Now remote dregs pumping.
As shown in Figure 10,11, pumping installations reciprocating action will produce pulse shock power；When dregs is discharged from fixed pipeline 4,
Larger noise is will produce under the action of pulse shock power；In addition pulse shock power can also make dregs turn fixed pipeline
Crook generates larger impact force；To solve the above-mentioned problems, this embodiment introduces silencing means 8；Silencing means 8 includes slag
Native conduit 34, separator tube 35, hydraulic cylinder 36 and accumulator 37；The first end of separator tube 35 is connected in dregs conduit 34
Portion, separator tube 35 are internally provided with action piston 38, and the second end of separator tube 35 is equipped with the liquid for pushing action piston 38
Compressing cylinder 36；The back cavity of hydraulic cylinder 36 is connect by hydraulic pressure oil-piping layout 39 with accumulator 37；Accumulator 37 include shell and
The air bag 40 being arranged in shell, shell are connected to hydraulic pressure oil-piping layout 39, and high pressure gas is filled in air bag 40.
As shown in Figure 10,11, dregs conduit 34 is connected in fixed pipeline 4, the diameter phase of diameter and fixed pipeline 4
Together；Separator tube 35 is tilted to the entrance of dregs conduit 34, and angle between the two is between 40 ° to 60 °；34 conduct of dregs conduit
The ontology of silencing means 8, for absorbing impact power and installation other component.
As shown in Figure 10,11, after the pulse shock power of dregs reaches silencing means 8, a part for dregs pours in buffering
Pipe 35, the impact force action of dregs on action piston 38, second end from pushing action piston 38 to separator tube 35, in this process
The impact force of middle dregs weakens significantly；At the same time it is located at 36 contracts last of hydraulic cylinder of 38 other side of action piston, hydraulic pressure
Hydraulic oil in 36 back cavity of oil cylinder persistently flows out；Hydraulic oil is flowed into via hydraulic pressure oil-piping layout 39 inside accumulator 37；In dregs
Under effect, the hydraulic oil in accumulator 37 persistently increases, while hydraulic oil persistently compresses air bag 40；In normal condition
Under, the air pressure in air bag 40 can reach equilibrium state with the oil pressure in hydraulic cylinder 36；The pressure of subsequent dregs weakens, air bag 40
Hydraulic oil is squeezed out into accumulator 37, hydraulic cylinder 36 pushes action piston 38 the first of separator tube 35 under the action of hydraulic oil
End, to wait for the next pulse of dregs to impact.
Above-mentioned working condition is the normal operative condition of silencing means 8, but when the impact force of dregs is excessive, hydraulic oil
Oil pressure may be more than the pressure-bearing limit of accumulator 37 and hydraulic cylinder 36；In order to solve this problem, in the present embodiment
Safety valve 41 and fuel pressure gage 42 are provided on hydraulic pressure oil-piping layout 39；Safety valve 41 is connected with hydraulic oil collection device 43；Peace
Full valve 41 is normal closed gate, and when the oil pressure of hydraulic oil is more than secure threshold, safety valve 41 is opened, extra in hydraulic pressure oil-piping layout 39
Hydraulic oil flow into hydraulic oil collection device 43, to ensure that silencing means 8 is operated under safe operating mode.
As shown in Figure 10,11, in order to intuitively show the state of silencing means 8 during the work time, in action piston 38
On be equipped with work confirm stick 44；Work confirms that the end of stick 44 is stretched out from the second end of separator tube 35；It works in silencing means 8
During, work confirms that stick 44 can be as action piston 38 moves back and forth, and construction personnel can confirm stick 44 according to work
Motion frequency and amplitude judge the working condition of silencing means 8.
As shown in Figure 1, 2, in the present embodiment, the number for pumping out clay model group 1 is two, pumps out the number of clay model group 1 simultaneously
Two are not limited to, according to the unearthed amount of screw conveyor 6 and the suitable number of pumpability selection of clay model group 1 can be pumped out
（One or be more than two）；In the present embodiment, different duty parameters is adapted to by adjusting the number for pumping out clay model group 1, it can
To pump out clay model group 1 using identical configuration in different shield machines, pumping out the various assemblies in clay model group 1 can weigh
It is multiple to utilize, the case where pumping out the various assemblies in clay model group 1 is needed replacing when duty parameter being avoided to change.
The advantageous effects of the present embodiment are：Extend device by the way that telescopic pipeline is arranged, it can be by dregs pumping line
Road is separated into servo-actuated pipeline and fixed pipeline, and fixed pipeline is fixedly mounted on tunnel internal so that dregs pump tubing length becomes
Semi-fixed structure need to only drag servo-actuated pipeline movement, avoid dregs pump tubing length and be difficult to entirety during shield machine jacking
Mobile problem；The coupling pumped out in clay model group between various components is smaller, and control system is relatively simple；Pumping system uses
Modularized design easily can carry out dilatation, without replacing key equipment by adjusting clay model group is pumped out to pumping system.
Claims (10)
1. a kind of telescopic pipeline for pumping out soil series system extends device, the soil series system that pumps out includes at least one pump
Send out clay model group；The clay model group that pumps out includes sequentially connected main pumping installations, servo-actuated pipeline and fixed pipeline；It is special
Sign is：The telescopic pipeline extends device and is connected between the servo-actuated pipeline and the fixed pipeline；It is described flexible
It includes inner sleeve and outer tube that formula pipeline, which extends device,；The first end of the inner sleeve is inserted by the first end of the outer tube
It is located at the inside of the outer tube；It is provided with position limiting structure between the outer tube and the inner sleeve；The of the inner sleeve
Two ends pass through flange and the servo-actuated piping connection；The second end of the outer tube passes through flange and the fixed piping connection.
2. a kind of telescopic pipeline for pumping out soil series system according to claim 1 extends device, it is characterised in that：
The position limiting structure includes limited block and the limiting plate of annular；The limited block be arranged the inner sleeve first end it is outer
Side；The limiting plate is mounted on the first end of the outer tube；The first end of the outer tube is also equipped with several directive wheels,
The directive wheel is close to the outer surface of the inner sleeve.
3. a kind of telescopic pipeline for pumping out soil series system according to claim 1 extends device, it is characterised in that：
Be provided with sealing device on the outside of the first end of the inner sleeve, the sealing device include sealing ring fixinig plate and several
Sealing ring；The sealing ring fixinig plate is circumferentially positioned at the outer surface of the inner sleeve, and is fixedly connected with the inner sleeve；Respectively
The sealing ring is distributed along the axial direction of the inner sleeve, and is fixed on the sealing ring fixinig plate by fixed link；It is described close
Seal ring and the inner surface of the outer tube fit closely.
4. a kind of telescopic pipeline for pumping out soil series system according to claim 1 extends device, it is characterised in that：
Steering bracket is both provided with below the inner sleeve and the outer tube, the bottom of the steering bracket is both provided with movement
Holder, the steering bracket are connect by a vertical shaft with the mobile holder；The bottom of the mobile holder is provided with
Universal wheel.
5. a kind of telescopic pipeline for pumping out soil series system according to claim 1 extends device, it is characterised in that：
The main pumping installations is connected between the servo-actuated pipeline and the screw conveyor of shield machine, and the main pumping installations is used for will
The dregs of the screw conveyor output is pumped in the servo-actuated pipeline；Fixing pipe road be in series with silencing means and
At least one set of relay pumping device.
6. a kind of telescopic pipeline for pumping out soil series system according to claim 5 extends device, it is characterised in that：
The main pumping installations and the relay pumping device include the native case of buffering and delivery pump；The top of the native case of buffering
It is provided with dregs entrance, the bottom of the native case of buffering is connect with the delivery pump；It is provided with soil pressure meter on the native case of the buffering,
When the soil pressure in the native case of the buffering is more than predetermined value, the delivery pump extracts dregs inside the native case of the buffering.
7. a kind of telescopic pipeline for pumping out soil series system according to claim 6 extends device, it is characterised in that：
The delivery pump includes soil box, swing pipe and two hydraulic pressure suction units；The soil box is arranged in the bottom of the native case of the buffering,
It is connected to the native case of the buffering and is integrally formed formula structure；The hydraulic pressure suction unit includes suction cylinder and is arranged in the pumping
Piston inside suction tube；Two hydraulic pressure suction units are disposed side by side on the side of the soil box, the end of the suction cylinder
It is fixedly connected with the opening of the soil box side wall；The swing pipe is arranged inside the soil box, the first end of the swing pipe and institute
State the soil outlet connection of delivery pump；The second end of the swing pipe is close to the inner surface of the soil box, past in the inside of the soil box
Physical pendulum is dynamic and replaces connection with the end of two suction cylinders；Two hydraulic pressure suction units are used for alternately from the soil
Dregs is extracted in slot, and the delivery pump is discharged by the swing pipe in dregs.
8. a kind of telescopic pipeline for pumping out soil series system according to claim 6 extends device, it is characterised in that：
In the main pumping installations, the dregs entrance of the native case of buffering is connect with the soil outlet of the screw conveyor, described defeated
Send the soil outlet of pump and the servo-actuated piping connection；In the relay pumping device, the dregs entrance of the native case of buffering with
The supervisory fixed piping connection, the soil outlet of the delivery pump and the secondary fixed piping connection.
9. a kind of telescopic pipeline for pumping out soil series system according to claim 5 extends device, it is characterised in that：
The silencing means includes dregs conduit, separator tube, hydraulic cylinder and accumulator；The first end of the separator tube is connected to institute
The middle part of dregs conduit is stated, the buffer tube interior is provided with action piston, and the second end of the separator tube is equipped with for pushing up
Push away the hydraulic cylinder of the action piston；The back cavity of the hydraulic cylinder is connect by hydraulic pressure oil-piping layout with the accumulator；Institute
It includes shell and the air bag that is arranged in the shell to state accumulator, and the shell is connected to the hydraulic pressure oil-piping layout, described
High pressure gas is filled in air bag.
10. a kind of telescopic pipeline for pumping out soil series system according to claim 9 extends device, feature exists
In：The action piston is connected with work and confirms that stick, the work confirm that the end of stick is stretched out from the second end of the separator tube；
The hydraulic pressure oil-piping layout is connected with safety valve, and the safety valve is connect with hydraulic oil collection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124573.9U CN207847647U (en) | 2018-01-25 | 2018-01-25 | A kind of telescopic pipeline for pumping out soil series system extends device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049879A (en) * | 2018-01-25 | 2018-05-18 | 上海力行工程技术发展有限公司 | A kind of pumping installations for being used to pump out soil series system |
| CN108119158A (en) * | 2018-01-25 | 2018-06-05 | 上海力行工程技术发展有限公司 | It is a kind of to extend device for pumping out the telescopic pipeline of soil series system |
| CN108457661A (en) * | 2018-01-25 | 2018-08-28 | 上海力行工程技术发展有限公司 | A kind of silencing means for pumping out soil series system |
| CN110219665A (en) * | 2019-07-03 | 2019-09-10 | 江苏格睿特管网工程有限公司 | Dregs pumping engineering method and its system based on earth pressure balance shield machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049879A (en) * | 2018-01-25 | 2018-05-18 | 上海力行工程技术发展有限公司 | A kind of pumping installations for being used to pump out soil series system |
| CN108119158A (en) * | 2018-01-25 | 2018-06-05 | 上海力行工程技术发展有限公司 | It is a kind of to extend device for pumping out the telescopic pipeline of soil series system |
| CN108457661A (en) * | 2018-01-25 | 2018-08-28 | 上海力行工程技术发展有限公司 | A kind of silencing means for pumping out soil series system |
| CN108457661B (en) * | 2018-01-25 | 2024-04-19 | 上海力行工程技术发展有限公司 | Silencer for pumping out soil system |
| CN108119158B (en) * | 2018-01-25 | 2024-04-19 | 上海力行工程技术发展有限公司 | Telescopic pipeline extension device for pumping out soil system |
| CN108049879B (en) * | 2018-01-25 | 2024-04-19 | 上海力行工程技术发展有限公司 | Pumping device for pumping out soil system |
| CN110219665A (en) * | 2019-07-03 | 2019-09-10 | 江苏格睿特管网工程有限公司 | Dregs pumping engineering method and its system based on earth pressure balance shield machine |
| CN110219665B (en) * | 2019-07-03 | 2024-03-19 | 江苏格睿特管网工程有限公司 | Residue soil pumping construction method and system based on soil pressure balance type shield tunneling machine |
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