CN107915055A - A kind of sand delivering system - Google Patents
A kind of sand delivering system Download PDFInfo
- Publication number
- CN107915055A CN107915055A CN201710862632.2A CN201710862632A CN107915055A CN 107915055 A CN107915055 A CN 107915055A CN 201710862632 A CN201710862632 A CN 201710862632A CN 107915055 A CN107915055 A CN 107915055A
- Authority
- CN
- China
- Prior art keywords
- pump
- control valve
- hydraulic control
- connecting pipe
- centrifugal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/24—Gas suction systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/36—Arrangements of containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/40—Feeding or discharging devices
- B65G53/46—Gates or sluices, e.g. rotary wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/52—Adaptations of pipes or tubes
Abstract
A kind of sand delivering system, is made of centrifugal multistage pump multiple centrifugal pump, pump monomer, centrifugal multistage pump multiple centrifugal pump outfall sewer, centrifugal multistage pump multiple centrifugal pump water inlet manifold, suction sand manifold, sediment outflow manifold and control system.The present invention is in application, liquid can be extracted from the clear liquid surge tank of one of pump monomer, injecting another after centrifugal multistage pump multiple centrifugal pump pressurization pumps in monomer, washes away the sandstone deposited in advance in the sand setting pipeline.Several pump monomers intersect according to certain program in control system opens and closes, and controls the opening and closing time of hydraulic control valve, can convey sandstone in turn in order successively in several pump monomers, it is possible to achieve the continuous and stable conveying of sandstone in sediment transport manifold.And it can realize the mixed material long-distance sand transport to big particle diameter, large arch dam, heterogeneous sandstone and water.
Description
Technical field
The present invention relates to a kind of sand conveyor installation, especially needs the occasion compared with long-distance sand transport sandstone, belongs to Tian Haizao islands
And the conveying technology such as navigation channel dredging field.
Background technology
The mainstream equipment on Tian Haizao islands is efficient but defeated for centrifugal mortar pump conveying and shipping mode, centrifugal mortar pump at present
It is relatively low to go out pressure ratio, fed distance is closer, and shipping fed distance is distant but efficiency is low.
Domestic correlation technique：" day whale " number is that the cutter suction dredger of boat certainly of maximum in the world at present uses centrifugal mortar pump,
Maximum delivery distance is 6000m, digging efficiency 4500m3/ h, can convey biotite gneiss more than particle diameter 10cm.
On May 25th, 2017, Department of Commerce and General Administration of Customs's issue bulletin, announce to implement export control to large dredger,
Reason is then " to safeguard national security ".
The content of the invention
Smaller for centrifugal mortar pump outlet pressure, fed distance is little, easily stuck by bulky grain sandstone, and abrasion
, being capable of long-distance sand transport sandstone conveying equipment the present invention provides one kind than more serious etc. deficiency.
The present invention is achieved through the following technical solutions：
A kind of sand delivering system, is in technical solution：The system be by centrifugal multistage pump multiple centrifugal pump (1), pump monomer (2), it is multistage from
Heart pump outfall sewer (3), centrifugal multistage pump multiple centrifugal pump water inlet manifold (4), inhale sand manifold (5), sediment outflow manifold (6) and control system (7) group
Into.
The pump monomer (2) is delayed by connecting pipe one (8), hydraulic control valve one (9), sand setting pipeline (10), clear liquid
Rush tank (11), check valve (12), connecting pipe two (13), connecting pipe three (14), connecting pipe four (15), hydraulic control valve two
(16), into main sewer (17), hydraulic control valve three (18), connecting pipe five (19), hydraulic control valve four (20) and connecting tube
Road six (21) forms, above-mentioned connecting pipe one (8), hydraulic control valve one (9), sand setting pipeline (10), clear liquid surge tank (11), list
To valve (12), connecting pipe two (13), connecting pipe three (14), connecting pipe four (15), hydraulic control valve two (16), into draining
Manifold (17), hydraulic control valve three (18), connecting pipe five (19), hydraulic control valve four (20) and connecting pipe six (21) combination
It is to be connected hydraulic control valve one (9) and sand setting pipeline (10) by connecting pipe one (8), by connecting pipe two when getting up
(13) sand setting pipeline (10) and clear liquid surge tank (11) are connected, check valve (12) is disposed upon clear liquid surge tank (11)
Front end, is connected sand setting pipeline (10) and check valve (12) by connecting pipe three (14), will be heavy by connecting pipe four (15)
Sandpipe road (10) and hydraulic control valve two (16) connect, by into main sewer (17) by hydraulic control valve three (18) and hydraulic pressure
Control valve four (20) connects, and connecting pipe five (19) is also connected to hydraulic control valve three (18), and connecting pipe six (21)
It is also connected to hydraulic control valve four (20)；It is overall to be consequently formed pump monomer (2).
Above-mentioned centrifugal multistage pump multiple centrifugal pump (1), pump monomer (2), centrifugal multistage pump multiple centrifugal pump outfall sewer (3), centrifugal multistage pump multiple centrifugal pump water inlet manifold
(4), it is by centrifugal multistage pump multiple centrifugal pump outfall sewer (3) when suction sand manifold (5), sediment outflow manifold (6) and control system (7) combine
Centrifugal multistage pump multiple centrifugal pump (1) is respectively connected to centrifugal multistage pump multiple centrifugal pump water inlet manifold (4)；Inhale sand manifold (5) and be respectively connected to pump monomer (2)
Connecting pipe one (8) and centrifugal multistage pump multiple centrifugal pump outfall sewer (3)；Sediment outflow manifold (6) is respectively connected to the connecting tube of pump monomer (2)
Road four (15) and centrifugal multistage pump multiple centrifugal pump water inlet manifold (4)；Control system (7) is respectively connected to the hydraulic control valve one of pump monomer (2)
(9), hydraulic control valve two (16), hydraulic control valve three (18) and hydraulic control valve four (20), then form a kind of sand delivering system
It is overall.
2nd, a kind of sand delivering system, is in technical solution：Pump monomer (2) can set multigroup at the same time.
Application principle of the present invention：
Sand and sediment outflow are continuously and stably taken out in order to realize, a complete sand conveyor installation needs multigroup pump monomer in the present invention
(2) it is applied in combination, is illustrated below by taking three pump monomer (2) combination as an example, it is convenient for statement, to three pump monomers (2) point
It is not distinguished by titled with A, B, C, same A, B, C of adding is distinguished by after it pumps the composition original paper sequence number of monomer.
The job order of conveying equipment is：1st period, pump monomer (2) A took out sand, pumped monomer (2) B sediment outflows；2nd period
Pump monomer (2) B and take out sand, pump monomer (2) C sediment outflows；3rd period, pump monomer (2) C took out sand, pumps monomer (2) A sediment outflows, follows successively
Ring.
In the 1st period, hydraulic control valve one (9) A, hydraulic control valve four in pump monomer (2) A are controlled by control system
(20) A is opened, and hydraulic control valve two (16) A, hydraulic control valve three (18) A are closed, and pumps hydraulic control valve one (9) in monomer (2) B
B, hydraulic control valve four (20) B is closed, and hydraulic control valve two (16) B, hydraulic control valve three (18) B are opened, and check valve (12) A is certainly
Dynamic to open, check valve (12) B is automatically closed.
Come in suction the mixed material containing sandstone and seawater from inhale sand manifold (5), by hydraulic control valve one (9) A into
Enter sand setting pipeline (10) A, mixed material carries out preliminary separation of solid and liquid, sandstone temporary deposition in sand setting pipeline (10) A, clear liquid warp
Cross check valve (12) A and enter the further separation of solid and liquid of clear liquid surge tank (11) A, clear liquid again by hydraulic control valve four (20) A into
Enter centrifugal multistage pump multiple centrifugal pump (1) pressurization.
The clear liquid for pressurizeing later enters pump monomer (2) B, enters clear liquid surge tank by hydraulic control valve three (18) valve
(11) B, enters back into sand setting pipeline (10) B, has rushed previous cycle temporary deposition in clear liquid surge tank (11) B and sand setting pipeline
(10) sandstone in B, realizes that sandstone conveys by hydraulic control valve two (16) B into sediment outflow manifold (6).
After 1st period completed, control system (7) can control sand conveyor installation to enter for the 2nd period, enter back into the 3rd
Period, mixed material can be achieved in suction sand manifold (5) and sediment outflow manifold (6) continuous and stable conveying in circulation in order successively.
The beneficial effects of the invention are as follows：
1. the present invention composition structure not only design is scientific and reasonable, and it is novel, measure is unique.
2. the present invention is in application, liquid can be extracted from the clear liquid surge tank of one of pump monomer, through multistage centrifugal
Injected after pump pressurization in another pump monomer, wash away the sandstone deposited in advance in the sand setting pipeline.Centrifugal multistage pump multiple centrifugal pump from its
In a pump monomer clear liquid surge tank in when extracting liquid, while sandstone suction sand manifold and the mixed material of water aspirate into
Sand setting pipeline, and separation of solid and liquid is carried out, sandstone is deposited on sand setting pipeline, and clear liquid enters clear liquid surge tank.Control hydraulic control
The opening and closing time of valve can enter the amount of sand setting pipeline sandstone in suitable scope with control and suck.Clear liquid passes through centrifugal multistage pump multiple centrifugal pump
After pressurization, inject in the clear liquid surge tank of another pump monomer, the stream of the subsidiary check valve control clear liquid of the clear liquid surge tank
Dynamic direction, washes away the sandstone deposited in advance in the sand setting pipeline, realizes the once conveying of sandstone.Several pumps are single in control system
Body intersects according to certain program to be opened and closed, and controls the opening and closing time of hydraulic control valve, can be pressed successively in several pump monomers
Rotation conveys sandstone, it is possible to achieve the continuous and stable conveying of sandstone in sediment transport manifold.And it can realize to big particle diameter, Gao Gu
Contain, the mixed material long-distance sand transport of heterogeneous sandstone and water.
Brief description of the drawings
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is also the structure diagram of the present invention.
Fig. 3 is the structure diagram that monomer (2) is pumped in the present invention.
In Fig. 1, centrifugal multistage pump multiple centrifugal pump (1), pump monomer (2), centrifugal multistage pump multiple centrifugal pump outfall sewer (3), multistage centrifugal pump water inlet
Manifold (4), inhale sand manifold (5), sediment outflow manifold (6) and control system (7).
In fig. 2, centrifugal multistage pump multiple centrifugal pump (1), pump monomer (2), centrifugal multistage pump multiple centrifugal pump outfall sewer (3), multistage centrifugal pump water inlet
Manifold (4), inhale sand manifold (5), sediment outflow manifold (6) and control system (7).
In figure 3,2 be pump monomer, and 8 be connecting pipe one, and 9 be hydraulic control valve one, and 10 be sand setting pipeline, and 11 be clear liquid
Surge tank, 12 be check valve, and 13 be connecting pipe two, and 14 be connecting pipe three, and 15 be connecting pipe four, and 16 be hydraulic control valve
Two, 17 be into main sewer, and 18 be hydraulic control valve three, and 19 be connecting pipe five, and 20 be hydraulic control valve four, and 21 be connecting tube
Road six.
Embodiment
In conjunction with attached drawing, the present invention will be described in detail：
The present invention be by centrifugal multistage pump multiple centrifugal pump (1), pump monomer (2), centrifugal multistage pump multiple centrifugal pump outfall sewer (3), centrifugal multistage pump multiple centrifugal pump into
Supply mains (4), inhale sand manifold (5), sediment outflow manifold (6) and control system (7) composition.
Shown in Fig. 1 and Fig. 2 is the structure diagram of the present invention.Wherein, centrifugal multistage pump multiple centrifugal pump (1), pump monomer (2), multistage
Centrifugal pump outfall sewer (3), centrifugal multistage pump multiple centrifugal pump water inlet manifold (4), inhale sand manifold (5), sediment outflow manifold (6) and control system (7).
Shown in Fig. 3 is the structure diagram that monomer (2) is pumped in the present invention.Pump monomer (2) be by connecting pipe one (8),
Hydraulic control valve one (9), sand setting pipeline (10), clear liquid surge tank (11), check valve (12), connecting pipe two (13), connecting tube
Road three (14), connecting pipe four (15), hydraulic control valve two (16), into main sewer (17), hydraulic control valve three (18), connection
Pipeline five (19), hydraulic control valve four (20) and connecting pipe six (21) composition, above-mentioned connecting pipe one (8), hydraulic control valve
One (9), sand setting pipeline (10), clear liquid surge tank (11), check valve (12), connecting pipe two (13), connecting pipe three (14), company
Adapter road four (15), hydraulic control valve two (16), into main sewer (17), hydraulic control valve three (18), connecting pipe five (19),
It is by hydraulic control valve one (9) by connecting pipe one (8) when hydraulic control valve four (20) and connecting pipe six (21) combine
Connect with sand setting pipeline (10), connected sand setting pipeline (10) and clear liquid surge tank (11) by connecting pipe two (13)
, check valve (12) is disposed upon the front end of clear liquid surge tank (11), by connecting pipe three (14) by sand setting pipeline (10) and singly
Connect to valve (12), connected sand setting pipeline (10) and hydraulic control valve two (16) by connecting pipe four (15), by
Hydraulic control valve three (18) and hydraulic control valve four (20) are connected into main sewer (17), connecting pipe five (19) also connects
Hydraulic control valve three (18) is connected to, and connecting pipe six (21) is also connected to hydraulic control valve four (20)；It is consequently formed pump monomer
(2) it is overall.
Above-mentioned centrifugal multistage pump multiple centrifugal pump (1), pump monomer (2), centrifugal multistage pump multiple centrifugal pump outfall sewer (3), centrifugal multistage pump multiple centrifugal pump water inlet manifold
(4), it is by centrifugal multistage pump multiple centrifugal pump outfall sewer (3) when suction sand manifold (5), sediment outflow manifold (6) and control system (7) combine
Centrifugal multistage pump multiple centrifugal pump (1) is respectively connected to centrifugal multistage pump multiple centrifugal pump water inlet manifold (4)；Inhale sand manifold (5) and be respectively connected to pump monomer (2)
Connecting pipe one (8) and centrifugal multistage pump multiple centrifugal pump outfall sewer (3)；Sediment outflow manifold (6) is respectively connected to the connecting tube of pump monomer (2)
Road four (15) and centrifugal multistage pump multiple centrifugal pump water inlet manifold (4)；Control system (7) is respectively connected to the hydraulic control valve one of pump monomer (2)
(9), hydraulic control valve two (16), hydraulic control valve three (18) and hydraulic control valve four (20), then form a kind of sand delivering system
It is overall.
Pump monomer (2) can set multigroup at the same time.
Application principle of the present invention：
Sand and sediment outflow are continuously and stably taken out in order to realize, a complete sand conveyor installation needs multigroup pump monomer in the present invention
(2) it is applied in combination, is illustrated below by taking three pump monomer (2) combination as an example, it is convenient for statement, to three pump monomers (2) point
It is not distinguished by titled with A, B, C, same A, B, C of adding is distinguished by after it pumps the composition original paper sequence number of monomer.
The job order of conveying equipment is：1st period, pump monomer (2) A took out sand, pumped monomer (2) B sediment outflows；2nd period
Pump monomer (2) B and take out sand, pump monomer (2) C sediment outflows；3rd period, pump monomer (2) C took out sand, pumps monomer (2) A sediment outflows, follows successively
Ring.
In the 1st period, hydraulic control valve one (9) A, hydraulic control valve four in pump monomer (2) A are controlled by control system
(20) A is opened, and hydraulic control valve two (16) A, hydraulic control valve three (18) A are closed, and pumps hydraulic control valve one (9) in monomer (2) B
B, hydraulic control valve four (20) B is closed, and hydraulic control valve two (16) B, hydraulic control valve three (18) B are opened, and check valve (12) A is certainly
Dynamic to open, check valve (12) B is automatically closed.
Come in suction the mixed material containing sandstone and seawater from inhale sand manifold (5), by hydraulic control valve one (9) A into
Enter sand setting pipeline (10) A, mixed material carries out preliminary separation of solid and liquid, sandstone temporary deposition in sand setting pipeline (10) A, clear liquid warp
Cross check valve (12) A and enter the further separation of solid and liquid of clear liquid surge tank (11) A, clear liquid again by hydraulic control valve four (20) A into
Enter centrifugal multistage pump multiple centrifugal pump (1) pressurization.
The clear liquid for pressurizeing later enters pump monomer (2) B, enters clear liquid surge tank by hydraulic control valve three (18) valve
(11) B, enters back into sand setting pipeline (10) B, has rushed previous cycle temporary deposition in clear liquid surge tank (11) B and sand setting pipeline
(10) sandstone in B, realizes that sandstone conveys by hydraulic control valve two (16) B into sediment outflow manifold (6).
After 1st period completed, control system (7) can control sand conveyor installation to enter for the 2nd period, enter back into the 3rd
Period, mixed material can be achieved in suction sand manifold (5) and sediment outflow manifold (6) continuous and stable conveying in circulation in order successively.
The above, for those of ordinary skill in the art, can be with technique according to the invention scheme and technology
Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the appended right of the present invention
Claimed scope.
Claims (2)
- A kind of 1. sand delivering system, it is characterised in that：The system is pumped out by centrifugal multistage pump multiple centrifugal pump (1), pump monomer (2), multistage centrifugal Supply mains (3), centrifugal multistage pump multiple centrifugal pump water inlet manifold (4), inhale sand manifold (5), sediment outflow manifold (6) and control system (7) composition；The pump monomer (2) is by connecting pipe one (8), hydraulic control valve one (9), sand setting pipeline (10), clear liquid surge tank (11), check valve (12), connecting pipe two (13), connecting pipe three (14), connecting pipe four (15), hydraulic control valve two (16), into main sewer (17), hydraulic control valve three (18), connecting pipe five (19), hydraulic control valve four (20) and connecting tube Road six (21) forms, above-mentioned connecting pipe one (8), hydraulic control valve one (9), sand setting pipeline (10), clear liquid surge tank (11), list To valve (12), connecting pipe two (13), connecting pipe three (14), connecting pipe four (15), hydraulic control valve two (16), into draining Manifold (17), hydraulic control valve three (18), connecting pipe five (19), hydraulic control valve four (20) and connecting pipe six (21) combination It is to be connected hydraulic control valve one (9) and sand setting pipeline (10) by connecting pipe one (8), by connecting pipe two when getting up (13) sand setting pipeline (10) and clear liquid surge tank (11) are connected, check valve (12) is disposed upon clear liquid surge tank (11) Front end, is connected sand setting pipeline (10) and check valve (12) by connecting pipe three (14), will be heavy by connecting pipe four (15) Sandpipe road (10) and hydraulic control valve two (16) connect, by into main sewer (17) by hydraulic control valve three (18) and hydraulic pressure Control valve four (20) connects, and connecting pipe five (19) is also connected to hydraulic control valve three (18), and connecting pipe six (21) It is also connected to hydraulic control valve four (20)；It is overall to be consequently formed pump monomer (2)；Above-mentioned centrifugal multistage pump multiple centrifugal pump (1), pump monomer (2), centrifugal multistage pump multiple centrifugal pump outfall sewer (3), centrifugal multistage pump multiple centrifugal pump water inlet manifold (4), Inhale sand manifold (5), when sediment outflow manifold (6) and control system (7) combine, be by centrifugal multistage pump multiple centrifugal pump outfall sewer (3) and more Level centrifugal pump water inlet manifold (4) is respectively connected to centrifugal multistage pump multiple centrifugal pump (1)；Inhale the company that sand manifold (5) is respectively connected to pump monomer (2) Adapter road one (8) and centrifugal multistage pump multiple centrifugal pump outfall sewer (3)；Sediment outflow manifold (6) is respectively connected to the connecting pipe four of pump monomer (2) (15) and centrifugal multistage pump multiple centrifugal pump water inlet manifold (4)；Control system (7) be respectively connected to pump monomer (2) hydraulic control valve one (9), Hydraulic control valve two (16), hydraulic control valve three (18) and hydraulic control valve four (20), it is overall then to form a kind of sand delivering system.
- 2. according to a kind of sand delivering system described in claim 1, it is characterised in that：Pump monomer (2) can set multigroup at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710862632.2A CN107915055B (en) | 2017-09-21 | 2017-09-21 | Sand conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710862632.2A CN107915055B (en) | 2017-09-21 | 2017-09-21 | Sand conveying system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107915055A true CN107915055A (en) | 2018-04-17 |
| CN107915055B CN107915055B (en) | 2023-06-30 |
Family
ID=61898681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710862632.2A Active CN107915055B (en) | 2017-09-21 | 2017-09-21 | Sand conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107915055B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647950A (en) * | 2020-11-27 | 2021-04-13 | 吉县古贤泵业有限公司 | Deep sea mining method and deep sea mining device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2845261A1 (en) * | 1978-10-18 | 1979-10-31 | Baumasch Handel Serv Ersatz | Cement mixing material transport and metering machine - has rotor with closed body and coolant inlet and outlet |
| CN103303682A (en) * | 2013-06-14 | 2013-09-18 | 首钢长治钢铁有限公司 | Sand conveying device of air separation column |
| RU2538140C1 (en) * | 2013-07-12 | 2015-01-10 | Общество с ограниченной ответственностью "ЛУКОЙЛ-ПЕРМЬ" | Station for transfer and separation of multiphase mix |
| CN105736385A (en) * | 2014-12-06 | 2016-07-06 | 哈尔滨金大环境工程有限公司 | Single-stage single-suction sand pump sand suction device and sand suction method |
| CN106217269A (en) * | 2016-09-26 | 2016-12-14 | 合肥通用机械研究院 | A kind of continual water sand compound abrasive distance supply induction system |
| CN207312645U (en) * | 2017-09-21 | 2018-05-04 | 平果新古贤泵业有限公司 | A kind of sand delivering system |
-
2017
- 2017-09-21 CN CN201710862632.2A patent/CN107915055B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2845261A1 (en) * | 1978-10-18 | 1979-10-31 | Baumasch Handel Serv Ersatz | Cement mixing material transport and metering machine - has rotor with closed body and coolant inlet and outlet |
| CN103303682A (en) * | 2013-06-14 | 2013-09-18 | 首钢长治钢铁有限公司 | Sand conveying device of air separation column |
| RU2538140C1 (en) * | 2013-07-12 | 2015-01-10 | Общество с ограниченной ответственностью "ЛУКОЙЛ-ПЕРМЬ" | Station for transfer and separation of multiphase mix |
| CN105736385A (en) * | 2014-12-06 | 2016-07-06 | 哈尔滨金大环境工程有限公司 | Single-stage single-suction sand pump sand suction device and sand suction method |
| CN106217269A (en) * | 2016-09-26 | 2016-12-14 | 合肥通用机械研究院 | A kind of continual water sand compound abrasive distance supply induction system |
| CN207312645U (en) * | 2017-09-21 | 2018-05-04 | 平果新古贤泵业有限公司 | A kind of sand delivering system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647950A (en) * | 2020-11-27 | 2021-04-13 | 吉县古贤泵业有限公司 | Deep sea mining method and deep sea mining device |
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| Publication number | Publication date |
|---|---|
| CN107915055B (en) | 2023-06-30 |
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Effective date of registration: 20210207 Address after: 042200 18 Lei Shen Gou, Ji Chang town, Ji County, Linfen, Shanxi Applicant after: Gu Xianbeng industry Co.,Ltd. of Ji County Address before: 531400 No.104, 1st floor, building 34, Hanxiao District, Pingguo Aluminum Company, Baise City, Guangxi Zhuang Autonomous Region Applicant before: PINGGUO XINGUXIAN PUMP Co.,Ltd. |
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