CN105275792B - The distributor and the concrete pump set of a kind of the concrete pump set - Google Patents
The distributor and the concrete pump set of a kind of the concrete pump set Download PDFInfo
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- CN105275792B CN105275792B CN201410350009.5A CN201410350009A CN105275792B CN 105275792 B CN105275792 B CN 105275792B CN 201410350009 A CN201410350009 A CN 201410350009A CN 105275792 B CN105275792 B CN 105275792B
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- straight valve
- swinging axle
- pump set
- baffle
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Abstract
The present invention relates to the technical field of the concrete pump set, the distributor and the concrete pump set of a kind of the concrete pump set are disclosed.The discharge nozzle of the distributor only has two charging apertures, and swinging axle is rotatably connected on hopper;Straight valve is fixedly connected with swinging axle, and when swinging axle swings to the setting position of side, straight valve connects with feeding concrete pipe, and another discharging opening is blocked by baffle plate.In such scheme, feeding concrete pipe and discharging opening are connected by using straight valve, so that the resistance that the piston of feeding concrete pipe when material is pushed into straight valve, is subject to reduces;And compared with distributor of the prior art, in the case of identical cloth, distributor gear hydraulic system pressure provided by the invention is low, and each Hydraulic Elements functional reliability is substantially improved, life-span increase, meanwhile, the increase of the consumable accessory life-span such as preceding reclaiming plate, straight valve.
Description
Technical field
The present invention relates to the technical field of the concrete pump set, more particularly to a kind of distribution of the concrete pump set
Device and the concrete pump set.
Background technology
Pumping installations of the prior art has a variety of, such as pump truck, Vehicle loaded pump, drag pump, stirring cloth pump truck, wet-spraying machine production
Product, the structure of pumping installations of the prior art generally include:Hold the hopper of material, pump the pumping mechanism of hopper, with pumping
The connected distributor gear of mechanism, and the rabbling mechanism being connected with distributor gear, wherein, for distributor gear, existing skill
Mainly it is allocated in art using " S valves " or " skirt valve " as distribution member, specifically,
When wherein, using S valves, the swing of S pipe valves is promoted by two single acting plunger oil cylinders, realizes the suction of pumping cylinder
And discharge.S pipe valves are played a supportive role by large and small end support ring.It by adjusting nut, can move axially S pipes, so that
The cut ring being enclosed on S pipe valves compresses eye slab, ensures the sealing in pumping procedure.
When using skirt valve, the swing of skirt valve is promoted by the plunger cylinder of two single-actings, realizes the suction of pumping oil cylinder
Material and discharge.Because skirt valve arrangement is different from S pipe valve structures, by contrast, aggregate flow resistance is managed compared with S when skirt valve arrangement pumps
Valve arrangement is smaller, but suction is poorer compared with S pipe valve structures.
The defects of prior art is, distributor gear " S valves " of the prior art, " skirt valve " have conveying aggregate resistance
Greatly, the problems such as hydraulic system pressure is high, complete machine rocks big, consumable accessory short life, high Hydraulic Elements fault rate.
The content of the invention
The present invention provides a kind of distributor of the concrete pump set, to solve to have concrete pump in the prior art
The problem of sending device reversing impact.
The invention provides a kind of distributor of the concrete pump set, the pumping installations includes hopper and and hopper
Two feeding concrete pipes for pumping material are connected and are used for, the distributor includes:Swinging axle, drive device, straight valve, discharge baffle
And discharge nozzle, the discharge nozzle has a discharging opening and two charging apertures, and the discharging opening is connected with feed pipe;Wherein,
The swinging axle is rotatably connected on the hopper;
The drive device is rotatablely connected with the swinging axle and drives the swinging axle to swing;
The straight valve is between the feeding concrete pipe and the discharge nozzle, and the straight valve is fixed with the swinging axle and connected
Connect, and when the swinging axle swings to the setting position of side, the mouth of pipe of the axis and the feeding concrete pipe of the side of the straight valve
Overlapped with the line of centres of charging aperture, and the straight valve connects with the feeding concrete pipe positioned at the side;
When the straight valve is with described two charging aperture alternate communications, the discharge baffle alternately block not with the straight valve
The charging aperture of connection.
In such scheme, feeding concrete pipe and discharging opening are connected by using straight valve, so that the piston of feeding concrete pipe
When material is pushed into straight valve, the resistance being subject to reduces, and material is sent to feed pipe by the material being pushed into straight valve by discharge nozzle
In, in whole work process, aggregate flow resistance significantly reduces during pumping;And compared with distributor of the prior art,
In the case of identical cloth, distributor gear hydraulic system pressure provided by the invention is low, and each Hydraulic Elements functional reliability is big
Width is lifted, life-span increase, meanwhile, the increase of the consumable accessory life-span such as preceding reclaiming plate, straight valve.
Preferably, the set location of described two charging apertures and the set location of the feeding concrete pipe correspond.So as to
So that straight valve, when connecting discharging opening and feeding concrete pipe, straight valve facilitates the setting of whole device perpendicular to preceding reclaiming plate.
Preferably, in addition to preceding reclaiming plate, the preceding reclaiming plate are provided with what is be engaged with the charging aperture of the discharge nozzle
Through hole, the swinging axle are located on the preceding reclaiming plate and the hopper.So that total is more stable.
Preferably, the discharge baffle includes being correspondingly arranged and being used for the gear for blocking charging aperture with each charging aperture respectively
Plate, described two baffle plates are symmetricly set on the both sides of the straight valve, and when the swinging axle swings to the setting position of side,
The straight valve connects the feeding concrete pipe and charging aperture of the side, and one of baffle plate seals another charging aperture.By adopting
Charging aperture is blocked to realize with two baffle plates.
Preferably, the discharge baffle is fixedly connected with the swinging axle or the straight valve.Pass through straight valve or swinging axle band
The swing of dynamic discharge baffle.
Selectable, described two baffle plates are separately fixed on the swinging axle.Baffle plate is Split type structure.
Selectable, described two baffle plates are structure as a whole, and described two baffle plates are fixed on the swinging axle.Using
The structure that two baffle plates are integrated.
Selectable, described two baffle plates connect into semi-moon shaped discharge baffle, the semilune discharging by connecting portion
There is the through hole for being used for being sleeved on the straight valve on baffle plate.Baffle plate is facilitated to fix.
Preferably, the straight valve is structure as a whole with the semilune discharge baffle.Improve the accuracy between part.
Preferably, the drive device is drive cylinder or driving hydraulic cylinder.It can be driven by different drive devices
Swinging axle is swung.
Preferably, the charging aperture is circular, square, rhombus or ellipse.Different shapes can be selected.
Present invention also offers a kind of the concrete pump set, the pumping installations includes the concrete described in any of the above-described
The distributor of pumping installations.
In such scheme, feeding concrete pipe and discharging opening are connected by using straight valve, so that the piston of feeding concrete pipe
When material is pushed into straight valve, the resistance being subject to reduces, and material is sent to feed pipe by the material being pushed into straight valve by discharge nozzle
In, in whole work process, aggregate flow resistance significantly reduces during pumping;And compared with distributor of the prior art,
In the case of identical cloth, distributor gear hydraulic system pressure provided by the invention is low, and each Hydraulic Elements functional reliability is big
Width is lifted, life-span increase, meanwhile, the increase of the consumable accessory life-span such as preceding reclaiming plate, straight valve.
Brief description of the drawings
Fig. 1 is the structure chart of the distributor of the concrete pump set provided in an embodiment of the present invention;
Fig. 2 is the sectional view at E-E in Fig. 1;
Fig. 3 is the structural representation in M-M directions in Fig. 2;
Fig. 4 is the structural representation in N-N directions in Fig. 2;
Fig. 5 is the structural representation of discharge nozzle provided in an embodiment of the present invention;
Fig. 6 is a kind of structural representation of discharge baffle provided in an embodiment of the present invention;
Fig. 7 is the structural representation of another discharge baffle provided in an embodiment of the present invention;
Fig. 8 is the structural representation of preceding reclaiming plate provided in an embodiment of the present invention.
Embodiment
The specific embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It is it should be appreciated that described herein
Embodiment be merely to illustrate and explain the present invention, be not intended to limit the invention.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, Fig. 1, Fig. 2, Fig. 3 and Fig. 4 show concrete provided in an embodiment of the present invention
The schematic diagram in the different angle direction of the distributor of pumping installations.
The embodiments of the invention provide a kind of distributor of the concrete pump set, the pumping installations include hopper 10 with
And connect with hopper 10 and connected for two feeding concrete pipes of pumping material, the pumping installations including hopper 10 and with hopper 10
And for pumping two feeding concrete pipes of material, the distributor includes:Swinging axle 70, drive device, straight valve 20, discharge baffle 40
With discharge nozzle 50, the discharge nozzle 50 has a discharging opening and two charging apertures, and discharging opening is connected with feed pipe;Wherein,
Swinging axle 70 is rotatably connected on hopper 10;
Drive device is rotatablely connected with swinging axle 70 and drives swinging axle 70 to swing;
Straight valve 20 is between feeding concrete pipe and discharge nozzle 50, and straight valve 20 is fixedly connected with swinging axle 70, and is swinging
When axle 70 swings to the setting position of side, straight valve 20 connects with the feeding concrete pipe positioned at the side;
When the straight valve 20 is with described two charging aperture alternate communications, the discharge baffle 40 alternately block not with it is described
The charging aperture that straight valve 20 connects.
Above-described embodiment connects the charging aperture of feeding concrete pipe and discharge nozzle 50 by using straight valve 20, so that feeding
When material is pushed into straight valve 20, the resistance being subject to reduces the piston of concrete pipe, and the material being pushed into straight valve 20 passes through discharge nozzle 50
Material is sent in feed pipe.
Specifically, the set location of charging aperture and two feeding concrete pipes can correspond, can not also correspond, i.e.,
The axis of swinging axle 70 can also need to only ensure that straight valve 20 is turning to setting with parallel with the straight axis of valve 20 into any angle
During position, it will can be connected positioned at the feeding concrete pipe and discharging opening of the side, preferably, two discharging openings and two feeding concretes
The set location of pipe corresponds;So that straight valve 20, when connecting discharging opening and feeding concrete pipe, straight valve 20 goes out perpendicular to preceding
Flitch 30, facilitate the setting of whole device.
In addition, the distributor also includes preceding reclaiming plate 30, preceding reclaiming plate 30 is provided with the charging with the discharge nozzle 50
The through hole 31 that mouth is engaged, the swinging axle 70 are located on the preceding reclaiming plate 30 and the hopper 10.Discharged before therein
The structure of plate is as shown in figure 8, be provided with two through holes 31, wherein the structure of discharge nozzle is as shown in figure 5, one on preceding reclaiming plate 30
End has two charging apertures, and the other end has a mouth of pipe, and in connection, two charging apertures of discharge nozzle 50 are logical with two respectively
Hole 31 is corresponding to be tightly connected.
In whole work process, aggregate flow resistance significantly reduces during pumping;And with distributor of the prior art
Compare, in the case of identical cloth, the distributor gear hydraulic system pressure that the present embodiment provides is low, and each Hydraulic Elements work can
It is substantially improved by property, life-span increase, meanwhile, the increase of the consumable accessory life-span such as preceding reclaiming plate 30, straight valve 20.
The understanding of the distributor operation principle provided for convenience the present embodiment, below in conjunction with the accompanying drawings to the present embodiment
The distributor of offer is described in detail.
With continued reference to Fig. 1~Fig. 4, the distributor includes swinging axle 70, drive device, straight valve 20, preceding reclaiming plate 30, gone out
Expect baffle plate 40 and discharge nozzle 50, wherein, two through holes 31 on preceding reclaiming plate 30 are correspondingly arranged respectively with two feeding concrete pipes, pendulum
Moving axis 70 be located in before between reclaiming plate 30 and hopper 10, straight valve 20 is fixed on swinging axle 70, and discharge baffle 40 is blocked logical
At hole, drive device is two drive cylinders 60 or driving hydraulic cylinder, below by taking drive cylinder 60 as an example, two drive cylinders 60
Be separately positioned on the both sides of swinging axle 70, respectively left drive cylinder and right drive cylinder, and two drive cylinders 60 with pendulum
Moving axis 70 is rotatablely connected, and is swung by the left-right rotation of telescopic band movable pendulum moving axis 70 of the piston rod of drive cylinder 60 so as to realize.
In specific works, left drive cylinder and right drive cylinder simultaneously respectively motion (when left drive cylinder is stretched out, right drive
Dynamic oil cylinder retraction, two alternating movements of drive cylinder 60) when, drive is waved moving axis 70 and swung around swinging axle axis, so as to
By driving straight valve 20 to be swung around swinging axle axis with the rigid attachment of swinging axle 70.When one end pole is arrived in the work of drive cylinder 60
During extreme position, one of the feeding concrete pipe (the feeding concrete pipe has been filled aggregate) and preceding reclaiming plate 30 of straight valve 20 and hopper 10
Discharging opening forms closing chamber, and another baffle plate 41 blocks another through hole 31 of preceding reclaiming plate 30, has now been filled aggregate
The pumping oil cylinder of concrete pipe move ahead, promote aggregate output, due to being straight valve 20, aggregate mobility is fine, pumping distributor gear resistance
Power very little, and by externally being exported with the coupling for front end discharge nozzle 50 of hopper 10.At the same time, hopper 10 and pumping mechanism is another
One feeding concrete pipe directly communicates, and now, the pumping oil cylinder of the feeding concrete pipe retreats, and the volume increase of concrete pipe, forms negative pressure,
Aggregate in hopper 10 is drawn into feeding concrete pipe.Distributor gear or so drive cylinder 60 constantly swings fortune respectively
Dynamic, straight valve 20 just connects with two feeding concrete pipes respectively, and is merged into the material that two feeding concrete tube pumps go out by discharge nozzle 50 and send
In expects pipe, form aggregate and continuously export.
By foregoing description as can be seen that the distributor of the present embodiment offer when in use, pumps the flowing resistance of aggregate
Power significantly reduces;And compared with distributor of the prior art, in the case of identical cloth, the distribution of the present embodiment offer
Organization hydraulic pressure system pressure is low, and each Hydraulic Elements functional reliability is substantially improved, life-span increase, meanwhile, preceding reclaiming plate 30, straight valve
20 grade consumable accessory life-spans increased.
In addition, for discharge baffle 40 and the matching relationship of preceding reclaiming plate 30, discharge baffle 40 can use different knots
Structure constantly opens the through hole 31 relative with straight valve 20 to realize, simultaneously closes off the function of another through hole 31.Such as go out
Material baffle plate 40 can both use Split type structure, can use integrative-structure again.
Wherein, the discharge baffle 40 includes being correspondingly arranged and being used for the baffle plate for blocking charging aperture with each charging aperture respectively
41, described two baffle plates 41 are symmetricly set on the both sides of the straight valve 20, and swing to the setting of side in the swinging axle 70
During position, the straight valve 20 connects the feeding concrete pipe and charging aperture of the side, and one of baffle plate 41 is by another charging aperture
Sealing.
Specifically, discharge baffle 40 includes two baffle plates 41, two baffle plates 41 are fixedly connected with swinging axle 70, and two
Baffle plate 41 is respectively used to block two through holes 31.It is easy to the processing of baffle plate 41 using the structure of split, with less mould
Baffle plate 41 is processed, meanwhile, the installation of discharge baffle 40 is also convenient for using Split type structure.
Or as shown in fig. 6, two baffle plates 41 are structure as a whole, and two baffle plates 41 are fixed on swinging axle 70.Pass through
Swinging axle 70 drives baffle plate 41 to swing.
In addition, as shown in fig. 7, discharge baffle 40 can also use following structure:Two baffle plates 41 are connected by connecting portion
There is the through hole for being used for being sleeved on straight valve 20, and any one into semi-moon shaped discharge baffle 40, in semilune discharge baffle 40
Baffle plate 41 is equal with the centre-to-centre spacing of two charging apertures with the centre-to-centre spacing of through hole.Semilune discharge baffle 40 is located in directly by through hole
On valve 20, and it is fixedly connected with straight valve 20, so as to drive discharge baffle 40 to swing by straight valve 20, charging aperture is blocked in realization
Purpose.More preferably, straight valve 20 is structure as a whole with semilune discharge baffle 40.So as to reduce rigging error, straight valve is improved
20 when connecting a feeding concrete pipe, discharge baffle 40 and the cooperation of charging aperture.
Charging aperture in above-described embodiment can be different shape, such as:Circular, square, rhombus or ellipse.It is and described
The orifice configuration of straight valve 20 is identical with the shape of the charging aperture to meet the cooperation of straight valve 20 and charging aperture.
The embodiment of the present invention additionally provides a kind of the concrete pump set, and the pumping installations includes the coagulation of any of the above-described
The distributor of native pumping installations.
In the above-described embodiments, feeding concrete pipe and charging aperture are connected by using straight valve 20, so that feeding concrete pipe
Piston when material is pushed into straight valve 20, the resistance that is subject to reduces, and the material being pushed into straight valve 20 will be expected by discharge nozzle 50
It is sent in feed pipe.In whole work process, aggregate flow resistance significantly reduces during pumping;And with of the prior art point
Compared with device, in the case of identical cloth, the distributor gear hydraulic system pressure that the present embodiment provides is low, each Hydraulic Elements
Functional reliability is substantially improved, life-span increase, meanwhile, the increase of the consumable accessory life-span such as preceding reclaiming plate 30, straight valve 20.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of distributor of the concrete pump set, the pumping installations includes hopper and is connected with hopper and be used to pump
Two feeding concrete pipes of material, it is characterised in that the distributor includes:Swinging axle, drive device, straight valve, discharge baffle and
Discharge nozzle, the discharge nozzle has a discharging opening and two charging apertures, and the discharging opening is connected with feed pipe;Wherein,
The swinging axle is rotatably connected on the hopper;
The drive device is rotatablely connected with the swinging axle and drives the swinging axle to swing;
The straight valve is between the feeding concrete pipe and the discharge nozzle, and the straight valve is fixedly connected with the swinging axle,
And when the swinging axle swings to the setting position of side, the axis of the straight valve is with the mouth of pipe of the feeding concrete pipe of the side with entering
The line of centres of material mouth overlaps, and the both ends of the straight valve connect with the feeding concrete pipe and charging aperture positioned at the side respectively;
In the straight valve and two charging aperture alternate communications, the discharge baffle is alternately blocked not to be connected with the straight valve
Charging aperture;
The discharge baffle includes being correspondingly arranged and being used for the baffle plate for blocking charging aperture, two gears with each charging aperture respectively
Plate is symmetricly set on the both sides of the straight valve, and when the swinging axle swings to the setting position of side, the straight valve should
Feeding concrete pipe and the charging aperture connection of side, one of baffle plate seal another charging aperture;
The discharge baffle is fixedly connected with the swinging axle or the straight valve.
2. the distributor of the concrete pump set as claimed in claim 1, it is characterised in that two charging apertures are set
Seated position and the set location of the feeding concrete pipe correspond.
3. the distributor of the concrete pump set as claimed in claim 1, it is characterised in that also including preceding reclaiming plate, institute
Reclaiming plate is provided with the through hole being engaged with the charging aperture of the discharge nozzle before stating, and the swinging axle is located in the preceding reclaiming plate
With on the hopper.
4. the distributor of the concrete pump set as claimed in claim 1, it is characterised in that two baffle plates are solid respectively
It is scheduled on the swinging axle.
5. the distributor of the concrete pump set as claimed in claim 1, it is characterised in that two baffle plates are integrated
Structure, and two baffle plates are fixed on the swinging axle.
6. the distributor of the concrete pump set as claimed in claim 1, it is characterised in that two baffle plates pass through company
Socket part connects into semi-moon shaped discharge baffle, has in the semi-moon shaped discharge baffle and is used to be sleeved on leading on the straight valve
Hole.
7. the distributor of the concrete pump set as claimed in claim 6, it is characterised in that the straight valve and the first quarter moon
The discharge baffle of shape is structure as a whole.
8. the distributor of the concrete pump set as claimed in claim 1, it is characterised in that the drive device is driving
Oil cylinder or driving hydraulic cylinder.
9. the distributor of the concrete pump set as described in any one of claim 1~8, it is characterised in that the charging
Mouth is circular, square, rhombus or ellipse.
10. a kind of the concrete pump set, it is characterised in that including the concrete pumping as described in any one of claim 1~9
The distributor of device.
Priority Applications (1)
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CN201410350009.5A CN105275792B (en) | 2014-07-22 | 2014-07-22 | The distributor and the concrete pump set of a kind of the concrete pump set |
Applications Claiming Priority (1)
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CN201410350009.5A CN105275792B (en) | 2014-07-22 | 2014-07-22 | The distributor and the concrete pump set of a kind of the concrete pump set |
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CN105275792A CN105275792A (en) | 2016-01-27 |
CN105275792B true CN105275792B (en) | 2017-11-21 |
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CN201410350009.5A Active CN105275792B (en) | 2014-07-22 | 2014-07-22 | The distributor and the concrete pump set of a kind of the concrete pump set |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106401895B (en) * | 2016-12-07 | 2018-09-11 | 王军 | Full-automatic multi-functional pumping machine |
CN108265984A (en) * | 2018-04-16 | 2018-07-10 | 烟台盛利达工程技术有限公司 | The concrete pumping mechanism of closed no hopper |
CN109113763B (en) * | 2018-07-24 | 2019-09-24 | 山东科技大学 | No pulse wet-spraying machine |
CN110258767A (en) * | 2019-04-24 | 2019-09-20 | 湖南睿弓机械科技有限公司 | Machines for mud clearage and its pumping system, distributor, pendulum valve module |
CN110067727B (en) * | 2019-04-25 | 2021-04-13 | 泰州市津专知识产权服务有限公司 | Alternating small-sized concrete pump |
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US3331332A (en) * | 1963-12-19 | 1967-07-18 | Wennberg Olov Carl Gustav | Piston pump for conveying concrete or other masses of similar consistency |
US4343598A (en) * | 1980-03-14 | 1982-08-10 | Friedrich Wilh. Schwing Gmbh | Viscous material pump, particularly for concrete |
CN102418693A (en) * | 2011-10-26 | 2012-04-18 | 三一重工股份有限公司 | Pumping machinery, pumping system, distribution valve for pumping system, and method for operating pumping system |
CN202659965U (en) * | 2012-04-27 | 2013-01-09 | 三一重工股份有限公司 | Distributing valve, concrete delivery pipeline and concrete pipe pile drag pump |
Family Cites Families (1)
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JPS58190587A (en) * | 1982-04-30 | 1983-11-07 | Mitsubishi Heavy Ind Ltd | Line change-over device of concrete pump |
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2014
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Publication number | Priority date | Publication date | Assignee | Title |
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US3331332A (en) * | 1963-12-19 | 1967-07-18 | Wennberg Olov Carl Gustav | Piston pump for conveying concrete or other masses of similar consistency |
US4343598A (en) * | 1980-03-14 | 1982-08-10 | Friedrich Wilh. Schwing Gmbh | Viscous material pump, particularly for concrete |
CN102418693A (en) * | 2011-10-26 | 2012-04-18 | 三一重工股份有限公司 | Pumping machinery, pumping system, distribution valve for pumping system, and method for operating pumping system |
CN202659965U (en) * | 2012-04-27 | 2013-01-09 | 三一重工股份有限公司 | Distributing valve, concrete delivery pipeline and concrete pipe pile drag pump |
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