CN205259615U - Conveyer pipe auto -change over device and material delivery system - Google Patents
Conveyer pipe auto -change over device and material delivery system Download PDFInfo
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- CN205259615U CN205259615U CN201521007131.9U CN201521007131U CN205259615U CN 205259615 U CN205259615 U CN 205259615U CN 201521007131 U CN201521007131 U CN 201521007131U CN 205259615 U CN205259615 U CN 205259615U
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- conveyance conduit
- discharge nozzle
- switching device
- device shifter
- introducing port
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Abstract
The utility model discloses a conveyer pipe auto -change over device and material delivery system. Wherein, conveyer pipe auto -change over device, including a pipeline, the 2nd pipeline, mount, adjustable shelf, inlet pipe, discharging pipe and actuating mechanism, mount and inlet pipe and discharging pipe fixed connection, a pipeline and the 2nd pipeline and adjustable shelf fixed connection, the whole that it constituted sets up in the inside of mount to can rotate around the central line of mount, be provided with first derivation mouth and second on the mount terminal surface and derive the mouth, rather than being provided with first introducing port and second introducing port on mutually opposite another terminal surface, the adjustable shelf is connected with actuating mechanism by this for mount rotary switch between an operating position and the 2nd operating position. This conveyer pipe auto -change over device compact structure, area are few, and pipeline wash convenient, two way pipeline automatic switch -overs rapidly, the energy consumption is also low. And simultaneously, the utility model also discloses a material delivery system of including above -mentioned conveyer pipe auto -change over device.
Description
Technical field
The utility model relates to engineering machinery field, particularly relates to a kind of carrier pipe switching device shifter and comprisesState the material-transporting system of carrier pipe switching device shifter.
Background technology
Concrete pumping system is a kind of very common material-transporting system, in engineering construction process, when onePlatform concrete pump is respectively Liang Dong building pump concrete or when with Stall body zones of different pump concrete, needsSwitch the operation of concrete duct, meanwhile, be guarantee construction safety in large-scale important engineering,Also need to drag and between pump, carry out pipeline switching at Duo Tai. In the time carrying out pipeline switching, can be by manual dismountingThe mode of bend pipe or hand disassembly pipeline switching device realizes, but these two kinds of modes all need termination of pumping and will manageConcrete in road is emptying, and dismounting trouble, operating efficiency are lower.
In order to overcome loaded down with trivial details, the ineffective defect of above-mentioned manual switchover dismounting, use can realize conventionallyThe carrier pipe switching device shifter that pipeline automatically switches. The switching bend pipe that this kind of carrier pipe switching device shifter comprises S shape withAnd the oil cylinder that drives one end of this switching bend pipe to swing. Switch bend pipe high-end all the time with concrete pumping systemInput channel be connected, and switch high-end and the input channel of bend pipe and be rotationally connected, like this, switching bend pipeCan, around its high-end swing under the driving of oil cylinder, realize the low side that switches bend pipe selectively with first with thisOutput channel or the second output channel are connected, thereby realize the automatic switchover of pipeline.
Flow and have concrete because conveyance conduit is medium-term and long-term, inevitably have part concrete and remain in pipeOn wall, as not in time the pipeline of conveyance conduit and switching device shifter cleaned, can have a strong impact on concreteTransfer efficiency. In above-mentioned carrier pipe automatic switching control equipment, due to switch bend pipe high-end all the time with input pipeRoad is connected, its low side or be connected with the first output channel, or be connected with the second output channel, cause clearlyCleaning device cannot be positioned in switching device shifter, also just cannot insert in conveyance conduit, only have by switching device shifter fromIn induction system, pull down, could place cleaning device, the prune job of conveyance conduit is more loaded down with trivial details; Meanwhile,There is difference in height owing to switching bend pipe, be unfavorable for the layout of conveyance conduit.
Application number be the Chinese patent of CN201010613369.1 disclose " a kind of material-transporting system andCarrier pipe switching device shifter ", be for solving under the condition that can switch at conveyance conduit, realizing conveyance conduit clearThe convenience of reason operation is with in time. But in above-mentioned disclosed technical scheme, carrier pipe switching device shifter floor spaceGreatly and telescopic oil cylinder stroke is long, energy consumption is larger.
Therefore, how to provide that a kind of pipeline switches fast, pipeline cleaning is timely, floor space is little and energy consumption is lowCarrier pipe switching device shifter and comprise the material-transporting system of above-mentioned carrier pipe switching device shifter, become this area skillThe problem that art personnel need solve.
Utility model content
In view of this, the utility model proposes a kind of carrier pipe switching device shifter and comprise this carrier pipe switching device shifterMaterial-transporting system, switch fast with pipeline and fast in cleaning, reduce existing realizing pipeline to solveThere are the floor space of carrier pipe switching device shifter and the energy consumption of reduction driving mechanism.
On the one hand, the utility model provides a kind of carrier pipe switching device shifter, comprises the first conveyance conduit,Two conveyance conduits, fixed mount, adjustable shelf, feed pipe, discharge nozzle and driving mechanism, described fixed mount and instituteState feed pipe and be fixedly connected with described discharge nozzle, described the first conveyance conduit and described the second conveyance conduit and instituteState adjustable shelf and be fixedly connected with, what it formed is wholy set in the inside of described fixed mount, and can be around described solidThe center line of determining frame rotates; On described fixed mount one end face, be provided with the first export mouth and the second export mouth, withOn its opposed other end, be provided with the first introducing port and the second introducing port; Described adjustable shelf is connected with and drivesActuation mechanism is also by this with respect to described fixed mount rotary cutting between the first operating position and the second operating positionChange; Under described the first operating position, described the first conveyance conduit and described feed pipe and described discharge nozzle connectLogical, described the second conveyance conduit is communicated with described the second export mouth and described the first introducing port; Described secondUnder operating position, described the second conveyance conduit is communicated with described feed pipe and described discharge nozzle, described first defeatedSend pipeline to be communicated with described the first export mouth and the second introducing port.
Further, the quantity of described feed pipe is one, and described feed pipe is arranged at opening of described fixed mountBe provided with on an end face of described the first export mouth and the second export mouth;
Described discharge nozzle comprises the first discharge nozzle and the second discharge nozzle, and described the first discharge nozzle and described second goes outMaterial pipe is arranged on the other end of described the first introducing port of offering of described fixed mount and the second introducing port;
Under described the first operating position, described the first conveyance conduit is communicated with described the first discharge nozzle, in instituteState under the second operating position, described the second conveyance conduit is communicated with the second discharge nozzle.
Further, described the first conveyance conduit and described the second conveyance conduit are S shape pipeline, and describedOne conveyance conduit is parallel with described the second conveyance conduit both ends of the surface.
Further, described the first export mouth, the second export mouth, the first introducing port and the second introducing port areBell, and/or the two ends mouth of pipe of described feed pipe, described discharge nozzle is bell; Described bellInterior end opening is less than its outer end opening.
Further, described the first conveyance conduit and described the second introducing port, described the first export mouth, described inBetween feed pipe and described discharge nozzle, be provided with seal member, and/or described the second conveyance conduit and describedBetween one introducing port, described the second export mouth, described feed pipe and described discharge nozzle, be provided with seal member.
Further, described seal member is fluctuate hermetical ring.
Further, the quantity of described driving mechanism is one, and described driving mechanism is telescopic oil cylinder or hydraulic pressureMotor or motor.
Further, one end of described telescopic oil cylinder is installed on described fixed mount, and its other end is installed on instituteState on adjustable shelf.
The carrier pipe switching device shifter that the utility model provides comprises the first conveyance conduit, the second conveyance conduit, solidDetermine frame, adjustable shelf, feed pipe, discharge nozzle and driving mechanism, described fixed mount and described feed pipe and described inDischarge nozzle is fixedly connected with, and described the first conveyance conduit and described the second conveyance conduit and described adjustable shelf are fixing to be connectedConnect, what it formed is wholy set in the inside of described fixed mount, and can turn around the center line of described fixed mountMoving; On described fixed mount one end face, be provided with the first export mouth and the second export mouth, corresponding thereto vertical anotherOn end face, be provided with the first introducing port and the second introducing port; Described adjustable shelf is connected with driving mechanism phase by thisBetween the first operating position and the second operating position, rotate switching for described fixed mount; In described the first workDo under position, described the first conveyance conduit is communicated with described feed pipe and described discharge nozzle, and described second carriesPipeline is communicated with described the second export mouth and described the first introducing port; Under described the second operating position, described inThe second conveyance conduit is communicated with described feed pipe and described discharge nozzle, described the first conveyance conduit and described firstExport mouth and the second introducing port are communicated with.
Compared to existing technologies, on the one hand, the first conveyance conduit and the second conveyance conduit and adjustable shelf are fixedConnect the inside that is wholy set in fixed mount that forms, reduced to a great extent carrier pipe switching device shifterFloor space, and this entirety can be around the center line rotation of fixed mount, and employing rotation mode switches pipeline, can fitWhen reducing the stroke of driving mechanism, reduce energy consumption; On the other hand, this carrier pipe switching device shifter is when the first conveyingWhen pipeline is communicated with feed pipe and discharge nozzle, the second conveyance conduit disconnects and being communicated with feed pipe and discharge nozzle,The two ends mouth of pipe of the second conveyance conduit is communicated with the second export mouth and the first introducing port on fixed mount respectively, thisTime, cleaning device can be positioned in the second conveyance conduit, then promote adjustable shelf fortune by driving mechanismMoving, make carrier pipe switching device shifter in another operating position, i.e. the second conveyance conduit and feed pipe and discharge nozzleThe position being communicated with, promotes cleaning device by water under high pressure and moves in the second conveyance conduit, realizes defeated to secondSend the cleaning of pipeline; Correspondingly, in the time that the second conveyance conduit is communicated with feed pipe and discharge nozzle, first carriesPipeline and feed pipe and discharge nozzle disconnect and being communicated with, the two ends mouth of pipe of the first conveyance conduit respectively with fixed mountOn the first export mouth and the second introducing port be communicated with, now, cleaning device can be positioned over to the first carrier pipeIn road, then promote adjustable shelf motion by driving mechanism, make carrier pipe switching device shifter in another working positionPut, the first conveyance conduit and the position that feed pipe and discharge nozzle are communicated with, promote cleaning device by water under high pressureMotion in the first conveyance conduit, realizes the cleaning to the first conveyance conduit. Like this, the first conveyance conduitAlternately be communicated with feed pipe and discharge nozzle with the second conveyance conduit, can realize pipeline cleaning, without by defeatedSend pipe switching device shifter from system pipeline, to pull down the cleaning that just can realize pipeline, thereby realized carrier pipeRoad is convenient to be cleaned timely.
On the other hand, the utility model also provides a kind of material-transporting system, comprise feed pipe, discharge nozzle withAnd being arranged at the carrier pipe switching device shifter between described feed pipe and described discharge nozzle, described carrier pipe switches dressBe set to the carrier pipe switching device shifter described in above-mentioned any one.
Further, described material-transporting system is specially concrete conveying system.
Above-mentioned material-transporting system obviously has whole beneficial effects of aforementioned carrier pipe switching device shifter, at this notRepeat again.
Brief description of the drawings
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, thisThe schematic description and description of utility model is used for explaining the utility model, does not form this practicality newThe improper restriction of type. In the accompanying drawings:
Fig. 1 is the perspective view of carrier pipe switching device shifter a direction provided by the utility model.
Fig. 2 is the perspective view of carrier pipe switching device shifter other direction provided by the utility model.
Fig. 3 is in first in a kind of detailed description of the invention of carrier pipe switching device shifter provided by the utility modelThe structural representation of conveyance conduit connected state.
Fig. 4 is the structural representation of carrier pipe switching device shifter shown in Fig. 1 in the second conveyance conduit connected state.
Description of reference numerals
1. the first conveyance conduit 2. second conveyance conduit 3. fixed mounts
4. adjustable shelf 5. feed pipe 6. first discharge nozzles;
7. the second discharge nozzle 81. first export mouth 82. second export mouths
83. first introducing port 84. second introducing port 9. telescopic oil cylinders
Detailed description of the invention
It should be noted that, in the situation that not conflicting, in the embodiment in the utility model and embodimentFeature can combine mutually. Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
For sake of convenience, hereinafter alleged " left side ", " right side ", " on ", D score and accompanying drawing itself " left side "," right side ", " on ", D score direction is consistent, but do not represent position when these parts use or install.
As shown in Figures 1 to 4, the carrier pipe switching device shifter that the utility model one specific embodiment provides,Comprise the first conveyance conduit 1, the second conveyance conduit 2, fixed mount 3, adjustable shelf 4 and driving mechanism, fixingFrame 3 is fixedly connected with discharge nozzle with feed pipe 5, and the first conveyance conduit 1 and the second conveyance conduit 2 are with movableFrame 4 is fixedly connected with, and what it formed is wholy set in the inside of fixed mount 3, and can be in fixed mount 3Heart line rotates; On fixed mount 3 lower surfaces, be provided with the first export mouth 81 and the second export mouth 82, its upper endOn face, be provided with the first introducing port 83 and the second introducing port 84, the first export mouths 81, the second export mouth 82,The first introducing port 83 and the second introducing port 84 are for importing cleaning means device; Adjustable shelf 4 is connected with drivingSwitching is also rotated by this between the first operating position and the second operating position by mechanism with respect to fixed mount 3; ?Under described the first operating position, the first conveyance conduit 1 is communicated with feed pipe 5 and discharge nozzle, the second carrier pipeRoad 2 is communicated with the second export mouth 82 and the first introducing port 83; Under the second operating position, the second carrier pipeRoad 2 is communicated with feed pipe 5 and discharge nozzle, the first conveyance conduit 1 and the first export mouth 81 and the second introducing port84 are communicated with. It should be noted that, in the utility model, the quantity of the conveyance conduit of carrier pipe switching device shifter is notOnly two (the first conveyance conduit and the second conveyance conduit), it also can be three or more, accordingly, defeatedSend pipe switching device shifter to comprise the 3rd operating position or multi-working position more, the switching of above-mentioned operating position is all logicalThe winding machine of overdriving.
Particularly, the quantity of feed pipe 5 is one, and what feed pipe 5 was arranged at fixed mount 3 offers firstOn the lower surface of export mouth 81 and the second export mouth 82; Discharge nozzle comprises the first discharge nozzle 6 and the second dischargingPipe 7, the first discharge nozzles 6 and the second discharge nozzle 7 are arranged at described the first introducing port of offering of fixed mount 383 and the upper surface of the second introducing port 84 on. As shown in Figure 3, under the first operating position, first carriesPipeline 1 is communicated with the first discharge nozzle 6; As shown in Figure 4, under the second operating position, the second conveyance conduit2 are communicated with the second discharge nozzle 7. Preferably, the first conveyance conduit 1 and the second conveyance conduit 2 are S shape pipeRoad, and the both ends of the surface of the first conveyance conduit 1 and the second conveyance conduit 2 be arranged in parallel.
In the time that the first conveyance conduit 1 is communicated with feed pipe 5 and discharge nozzle, the second conveyance conduit 2 is and chargingPipe 5 and discharge nozzle disconnect and being communicated with, the two ends mouth of pipe of the second conveyance conduit 2 respectively with fixed mount 3 on theTwo export mouths and the first introducing port are communicated with, now, cleaning device can be positioned in the second conveyance conduit 2,Then promote adjustable shelf 4 by driving mechanism and move, make carrier pipe switching device shifter in another operating position,The second conveyance conduit 2 and the position that feed pipe 5 and discharge nozzle are communicated with, promote cleaning device by water under high pressureMotion in the second conveyance conduit 2, realizes the cleaning to the second conveyance conduit 2; Correspondingly, when second is defeatedWhile sending pipeline 2 to be communicated with feed pipe 5 and discharge nozzle, the first conveyance conduit 1 is and feed pipe 5 and discharge nozzleDisconnect and being communicated with, the two ends mouth of pipe of the first conveyance conduit 1 respectively with fixed mount 3 on the first export mouth and theTwo introducing ports are communicated with, and now, cleaning device can be positioned in the first conveyance conduit 1, then by drivingActuation mechanism promotes adjustable shelf 4 and moves, and makes carrier pipe switching device shifter in another operating position, first carriesThe position that pipeline 1 is communicated with feed pipe 5 and discharge nozzle, promotes cleaning device in the first conveying by water under high pressureMotion in pipeline 1, realizes the cleaning to the first conveyance conduit 1. Like this, the first conveyance conduit 1 andTwo conveyance conduits 2 are alternately communicated with feed pipe 5 and discharge nozzle, can realize pipeline cleaning, without by defeatedSend pipe switching device shifter from system pipeline, to pull down the cleaning that just can realize pipeline, thereby realized carrier pipeRoad is convenient to be cleaned timely.
Preferably, aforementioned the first export mouth 81, the second export mouth 82, the first introducing port 83 and second importMouth 84 is bell, and the interior end opening of bell is less than its outer end opening. It should be noted that chargingPipe 5 also can be bell with the mouth of pipe at the two ends of discharge nozzle, and the interior end opening of bell is less than its outer end opening.
For ensureing the sealing of carrier pipe switching device shifter pipeline, the first conveyance conduit 1 and the in the utility modelBetween two introducing ports 84, the first export mouth 81, feed pipe 5 and discharge nozzle, be provided with seal member, and/Or second conveyance conduit 2 and the first introducing port 83, the second export mouth 82, feed pipe 5 and described discharge nozzle itBetween be provided with seal member. Aforementioned seal member is preferably fluctuate hermetical ring.
In the utility model, the quantity of driving mechanism is specially one, and this driving mechanism is preferably telescopic oil cylinder 9,One end of telescopic oil cylinder 9 is installed on fixed mount 3, and its other end is installed on adjustable shelf 4, above-mentioned settingHave oil cylinder stroke short, energy consumption is low, the advantage that efficiency is high. It should be noted that, aforementioned for rotation is providedThe driving mechanism of power is not limited in telescopic oil cylinder 9, and it also also can be cylinder, hydraulic motor or motor.
On the other hand, the invention also discloses a kind of material-transporting system, comprise feed pipe 5, dischargingManage and be arranged at the carrier pipe switching device shifter between feed pipe 5 and discharge nozzle, this carrier pipe switching device shifter isIts above carrier pipe switching device shifter. Further, material-transporting system is specially concrete conveying system.
In sum, carrier pipe switching device shifter and material-transporting system that the utility model provides, first carriesPipeline 1 is fixedly connected with the formed described fixed mount that is wholy set in adjustable shelf 4 with the second conveyance conduit 23 inside, and can rotate around the center line of fixed mount 3; On fixed mount 3 one end faces, be provided with the first derivationMouth 81 and the second export mouth 82, be provided with the first introducing port 83 and second and lead on its opposed other endEntrance 84; Adjustable shelf 4 be connected with driving mechanism and by this with respect to fixed mount 3 the first operating position and theBetween two operating positions, rotation is switched, and the quantity of driving mechanism is preferably one, specifically can be telescopic oil cylinder9, cylinder, hydraulic motor or motor, compared to existing technologies, its tool has the following advantages:
(1), carrier pipe switching device shifter compact conformation, volume is little, floor space is few;
(2), driving mechanism is while being telescopic oil cylinder 9, oil cylinder stroke is short, energy consumption is low, efficiency is high;
(3), the switching mode of carrier pipe switching device shifter different operating position is for longitudinally rotatablely moving, and canAdopt the multiple power drives such as hydraulic motor, motor, oil cylinder and cylinder;
(4) when carrier pipe switching device shifter is worked, can realize two-way conveyance conduit switches automatically fast;
(5) while cleaning carrier pipe, can fast place cleaning device by introducing port or export mouth, work is quick,Reliable in structure.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model,All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., allWithin should being included in protection domain of the present utility model.
Claims (10)
1. a carrier pipe switching device shifter, comprises the first conveyance conduit (1), the second conveyance conduit (2), solidDetermine frame (3), adjustable shelf (4), feed pipe (5), discharge nozzle and driving mechanism, described fixed mount (3) withDescribed feed pipe (5) is fixedly connected with described discharge nozzle, it is characterized in that, described the first conveyance conduit (1)Be fixedly connected with the whole installation that it forms with described adjustable shelf (4) with described the second conveyance conduit (2)Inside in described fixed mount (3) also can be rotated around the center line of described fixed mount (3); Described fixed mountOn (3) one end faces, be provided with the first export mouth (81) and the second export mouth (82), that stands corresponding thereto is anotherOn one end face, be provided with the first introducing port (83) and the second introducing port (84); Described adjustable shelf (4) connectsHave driving mechanism and by this with respect to described fixed mount (3) between the first operating position and the second operating positionRotation is switched; Under described the first operating position, described the first conveyance conduit (1) and described feed pipe (5)Be communicated with described the second conveyance conduit (2) and described the second export mouth (82) and described the with described discharge nozzleOne introducing port (83) is communicated with; Under described the second operating position, described the second conveyance conduit (2) with described inFeed pipe (5) and described discharge nozzle are communicated with, described the first conveyance conduit (1) and described the first export mouth (81)Be communicated with the second introducing port (84).
2. carrier pipe switching device shifter according to claim 1, is characterized in that, described feed pipe (5)Quantity be one, described feed pipe (5) is arranged at offering of described fixed mount (3) described first and leadsOn one end face of outlet (81) and the second export mouth (82);
Described discharge nozzle comprises the first discharge nozzle (6) and the second discharge nozzle (7), described the first discharge nozzle (6)Be arranged at described the first introducing port of offering of described fixed mount (3) (83) with described the second discharge nozzle (7)On the other end of the second introducing port (84);
Under described the first operating position, described the first conveyance conduit (1) and described the first discharge nozzle (6)Be communicated with, under described the second operating position, described the second conveyance conduit (2) connects with the second discharge nozzle (7)Logical.
3. carrier pipe switching device shifter according to claim 2, is characterized in that, described first carriesPipeline (1) and described the second conveyance conduit (2) are S shape pipeline, and described the first conveyance conduit (1) andThe both ends of the surface of described the second conveyance conduit (2) be arranged in parallel.
4. carrier pipe switching device shifter according to claim 3, is characterized in that, described first derivesMouth (81), the second export mouth (82), the first introducing port (83) and the second introducing port (84) are taperMouthful, and/or described feed pipe (5) is bell with the two ends mouth of pipe of described discharge nozzle; Described bellInterior end opening be less than its outer end opening.
5. according to the carrier pipe switching device shifter described in claim 1-4 any one, it is characterized in that describedOne conveyance conduit (1) and described the second introducing port (84), described the first export mouth (81), described feed pipe(5) and between described discharge nozzle be provided with seal member, and/or described the second conveyance conduit (2) and instituteState the first introducing port (83), described the second export mouth (82), described feed pipe (5) and described discharge nozzle itBetween be provided with seal member.
6. carrier pipe switching device shifter according to claim 5, is characterized in that, described seal memberFor fluctuate hermetical ring.
7. according to the carrier pipe switching device shifter described in claim 1-4 any one, it is characterized in that, described in driveThe quantity of actuation mechanism is one, and described driving mechanism is telescopic oil cylinder (9), cylinder, hydraulic motor or motor.
8. carrier pipe switching device shifter according to claim 7, is characterized in that, described telescopic oil cylinder(9) it is upper that one end is installed on described fixed mount (3), and its other end is installed on described adjustable shelf (4).
9. a material-transporting system, comprises feed pipe (5), discharge nozzle and is arranged at described feed pipe (5)And the carrier pipe switching device shifter between described discharge nozzle, is characterized in that, described carrier pipe switching device shifter is powerProfit requires the carrier pipe switching device shifter described in 1-8 any one.
10. material-transporting system according to claim 9, is characterized in that, described mass transport isSystem is specially concrete conveying system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521007131.9U CN205259615U (en) | 2015-12-08 | 2015-12-08 | Conveyer pipe auto -change over device and material delivery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521007131.9U CN205259615U (en) | 2015-12-08 | 2015-12-08 | Conveyer pipe auto -change over device and material delivery system |
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| Publication Number | Publication Date |
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| CN205259615U true CN205259615U (en) | 2016-05-25 |
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| CN201521007131.9U Active CN205259615U (en) | 2015-12-08 | 2015-12-08 | Conveyer pipe auto -change over device and material delivery system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507591A (en) * | 2015-12-08 | 2016-04-20 | 湖南三一路面机械有限公司 | Conveying pipeline switching device and material conveying system |
| CN106522110A (en) * | 2016-12-28 | 2017-03-22 | 中交路桥华南工程有限公司 | Multi-transportation pipeline switching device and multi-point balance cloth numerical control system |
| CN111744276A (en) * | 2019-03-27 | 2020-10-09 | 中石化广州工程有限公司 | Device and method for removing condensate at low point of fluctuating pipeline |
-
2015
- 2015-12-08 CN CN201521007131.9U patent/CN205259615U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507591A (en) * | 2015-12-08 | 2016-04-20 | 湖南三一路面机械有限公司 | Conveying pipeline switching device and material conveying system |
| CN106522110A (en) * | 2016-12-28 | 2017-03-22 | 中交路桥华南工程有限公司 | Multi-transportation pipeline switching device and multi-point balance cloth numerical control system |
| CN111744276A (en) * | 2019-03-27 | 2020-10-09 | 中石化广州工程有限公司 | Device and method for removing condensate at low point of fluctuating pipeline |
| CN111744276B (en) * | 2019-03-27 | 2022-02-01 | 中石化广州工程有限公司 | Device and method for removing condensate at low point of fluctuating pipeline |
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