CN109610540B - Self-adjusting type high-efficiency two-phase flow transferring sand sucking system - Google Patents
Self-adjusting type high-efficiency two-phase flow transferring sand sucking system Download PDFInfo
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- CN109610540B CN109610540B CN201910099942.2A CN201910099942A CN109610540B CN 109610540 B CN109610540 B CN 109610540B CN 201910099942 A CN201910099942 A CN 201910099942A CN 109610540 B CN109610540 B CN 109610540B
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- diameter section
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- 239000004576 sand Substances 0.000 title claims abstract description 117
- 230000005514 two-phase flow Effects 0.000 title claims abstract description 23
- 238000005488 sandblasting Methods 0.000 claims abstract description 82
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims description 16
- 239000007788 liquid Substances 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- -1 mining industry Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/8808—Stationary installations, e.g. installations using spuds or other stationary supports
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
The invention belongs to the field of solid-liquid two-phase flow transportation, and particularly relates to a self-adjusting high-efficiency two-phase flow transportation sand suction system. The system comprises a sand blasting pipe, a base and a horizontal rotating device rotating around the base, wherein the sand blasting pipe is fixedly connected with the horizontal rotating device, a sand inlet end of the sand blasting pipe penetrates through the base and is connected with a movable joint, and a sand outlet end of the sand blasting pipe is arranged in a cantilever manner towards one end far away from the base; the sand blasting pipe is provided with a sand blasting adjusting device; the movable joint comprises an outer pipe at the sand inlet end and an inner pipe sleeved in the outer pipe, a sealing mechanism is arranged between the outer pipe and the inner pipe, and the sand blasting pipe is communicated with the inner pipe. The invention can realize the adjustment of the rotation and vertical angle of the sand suction pipeline in the horizontal direction, is matched with a sand suction ship in the prior art, and can greatly improve the production efficiency on the basis of not changing the sand suction pump.
Description
Technical Field
The invention belongs to the field of solid-liquid two-phase flow transportation, and particularly relates to a self-adjusting high-efficiency two-phase flow transportation sand suction system.
Background
The solid-liquid two-phase flow is widely used in various fields of nature, energy, chemical industry, petroleum, mining industry, water conservancy and the like. In particular, in recent years, with the development of scientific technology, the application range of the solid-liquid two-phase retention theory is continuously expanding due to the appearance of new materials, new technologies and new processes, and the importance of the solid-liquid two-phase retention theory in various fields of modern industry and scientific technology is also more and more obvious. Such as solid particles, hydraulic transport of silt, agitation in the chemical industry, filtration, etc.
On the existing sand sucking boat, the sand sucking pump is a standard device, but the sand discharging pipe matched with the sand sucking pump is fixed and can not rotate, so that in order to realize the adjustment of the sand discharging direction, the position of the sand sucking boat is often required to be adjusted, the production efficiency is reduced, and the position of the sand sucking boat is inconvenient to adjust in many times. Therefore, how to realize online adjustment of the sand discharge direction becomes a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a self-adjusting high-efficiency two-phase flow transferring sand sucking system. The invention can realize the adjustment of the rotation and vertical angle of the sand suction pipeline in the horizontal direction, is matched with a sand suction ship in the prior art, and can greatly improve the production efficiency on the basis of not changing the sand suction pump.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the system comprises a sand blasting pipe, a base and a horizontal rotating device rotating around the base, wherein the sand blasting pipe is fixedly connected with the horizontal rotating device, a sand inlet end of the sand blasting pipe penetrates through the base and is connected with a movable joint, and a sand outlet end of the sand blasting pipe is arranged in a cantilever mode towards one end far away from the base; the sand blasting pipe is provided with a sand blasting adjusting device; the movable joint comprises an outer pipe at the sand inlet end and an inner pipe sleeved in the outer pipe, a sealing mechanism is arranged between the outer pipe and the inner pipe, and the sand blasting pipe is communicated with the inner pipe.
Preferably, the inner wall of the outer tube of the movable joint is sequentially provided with a first diameter section, a second diameter section and a third diameter section which are different in size from the sand inlet side of the movable joint to the sand outlet side of the movable joint, the inner diameter sizes of the first diameter section, the second diameter section and the third diameter section are gradually enlarged from the sand inlet side of the movable joint to the sand outlet side of the movable joint, a first step is formed at the intersection between the first diameter section and the second diameter section, and a second step is formed at the intersection between the second diameter section and the third diameter section; the inner pipe is inserted into the outer pipe from one side of the sand outlet of the movable joint, one end of the inner pipe, which is positioned inside the outer pipe, is located at the first step, and the other end of the inner pipe extends out of the outer pipe and is communicated with the sand blasting pipe; the sealing mechanism is arranged between the third diameter section and the inner pipe.
Preferably, the sealing mechanism comprises a rubber ring and a sealing strip, the sealing strip is sleeved on the pipe body of the inner pipe matched with the third diameter section, and the sealing strip is arranged close to the second step; the rubber ring is tightly clamped on the pipe body of the inner pipe matched with the third diameter section, and the rubber ring is arranged on one side, far away from the second step, of the sealing strip; the outer diameter of the rubber ring is matched with the inner diameter of the third diameter section, and the axial size of the rubber ring is larger than the diameter of the sealing strip.
Still preferably, the sealing mechanism further comprises a pressing head, the pressing head is a circular ring-shaped pipe which is convenient to insert between the third diameter section and the inner pipe, a plurality of connecting arms are arranged at the end part of the pressing head, extending out of the pipe of the third diameter section, and the connecting arms are distributed along the circumferential direction of the pressing head; the pipe end of the third diameter section is provided with a fixing part matched with the connecting arm.
Preferably, the connecting arm is fixedly connected with the fixing part through a bolt; the outer pipe wall of the inner pipe is provided with an annular groove which is convenient for fixing the rubber ring.
Preferably, the base comprises an outer gear ring, the horizontal rotating device comprises a rotating base which is arranged in the outer gear ring and is in rotating fit with the outer gear ring, and the sand blasting pipe is fixedly connected with the rotating base; the horizontal rotating device further comprises a driving part matched with the outer gear, the driving part comprises a motor and a driving gear which is driven by the motor to walk along the outer gear, the driving part is fixedly connected with the rotating base, and the motor is electrically connected with the controller.
Preferably, the sand blasting pipe is sequentially provided with an elbow pipe part, a first connecting hose, a straight pipe section, a second connecting hose and a sand blasting port, wherein the elbow pipe part, the first connecting hose, the straight pipe section, the second connecting hose and the sand blasting port are communicated with the inner pipe from one side of the sand inlet to one side of the sand outlet; the sand blasting adjusting device comprises a support adjusting mechanism used for adjusting the pitching angle of the straight pipe section, the support adjusting mechanism comprises a connecting support used for connecting the straight pipe section and the fixing support, the connecting support is in hinged fit with the fixing support, and the support adjusting mechanism further comprises a long arm adjusting unit connected between the straight pipe section and the fixing support.
Preferably, the long arm adjusting unit comprises a long arm hydraulic adjusting rod, the upper end of the long arm hydraulic adjusting rod is hinged with the straight pipe section, and the lower end of the long arm hydraulic adjusting rod extends downwards and is hinged with the lower part of the fixed support.
Further preferably, the sandblasting regulator further comprises a short arm regulating unit connected between the straight pipe section and the sandblasting port, the short arm regulating unit comprises a short arm hydraulic regulating rod, the upper end of the short arm hydraulic regulating rod is hinged with the straight pipe section, and the lower end of the short arm hydraulic regulating rod extends downwards and is hinged with the sandblasting port; the long arm adjusting unit and the short arm adjusting unit are controlled and adjusted through a controller.
Preferably, a weight box is fixedly arranged on one side, away from the sand blasting opening, of the rotating base.
The invention has the advantages that:
(1) According to the invention, the outer pipe of the movable joint is connected with the sand outlet end of the existing sand suction pump, and the inner pipe is connected with the sand inlet of the sand blasting pipe, so that sand is discharged to a proper position through the sand outlet end of the sand blasting pipe, sand leakage in the sand discharging process is avoided through the sealing mechanism, meanwhile, the sand discharging position of the sand blasting pipe is adjusted by adjusting the horizontal rotation device and the sand blasting adjusting device or the pitching angle, so that the materials between the ship and the ship, the land and the land of the solid-liquid two-phase flow materials or between the ship and the land of the solid-liquid two-phase flow materials are transferred, and the problem that a worker needs to use a cart to transfer the materials back and forth in the transfer process between the ship and the ship, the land and the land of the solid-liquid two-phase flow materials is solved, and the time and the labor are wasted and the transfer is extremely inconvenient.
(2) According to the invention, through the use of the first diameter section, the second diameter section and the third diameter section, the sand inlet end of the inner pipe is arranged on the first step, so that the inner pipe can rotate, the outer pipe is fixed, and the inner pipe is matched with the horizontal rotating device and the sand blasting adjusting device in a rotating way to adjust the angle of the sand blasting pipe.
(3) According to the invention, through the arrangement and use of the sealing mechanism, the sand can be discharged simultaneously in the process of fixing the inner pipe by the outer pipe to rotate, so that the material can not leak, and the sand discharge effect is affected.
(4) According to the invention, the sealing strip and the rubber ring can be prevented from shifting from the second diameter section through the use of the pressing head, the connecting arm and the fixing part in the sealing material, so that the sand discharging fruits are ensured.
(5) According to the invention, the connecting arm and the fixing part are fixedly connected through the bolt, so that the rubber ring of the pressing head and the sealing strip can be firmly cooperated, and the use quality of the pipeline movable joint is ensured.
(6) According to the invention, the motor drives the driving gear to rotate around the external gear on the outer surface of the base, and the driving part is fixedly connected with the rotating base in the horizontal rotating device, so that the sand blasting pipe fixedly connected with the horizontal rotating device can be driven to horizontally rotate in the process that the driving gear horizontally rotates around the external gear, and the horizontal angle adjustment of equipment sand blasting is realized.
(7) The invention can adjust the pitching angle of the straight pipe section in the sand blasting pipe by using the long arm hydraulic adjusting rod in the supporting adjusting mechanism, thereby changing the adjustment of sand blasting at the same horizontal angle and sand discharging.
(8) According to the invention, through the use of the short arm hydraulic adjusting rod in the short arm adjusting unit, the same horizontal angle of sand blasting is adjusted through the angle of the sand blasting opening, so that the sand blasting position can be finely adjusted.
(9) The horizontal rotating device and the sand blasting adjusting device can be automatically controlled through the controller.
(10) The invention balances the phenomenon that the single sides of the rotating base and the base are unbalanced in the sand blasting process of the longer sand blasting pipe through the use of the weight box.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic diagram illustrating the detachment of the movable joint structure of the present invention.
Fig. 3 is a schematic structural view of the assembled movable joint structure of the present invention.
The meaning of the reference symbols in the figures is as follows:
10-sand suction pump 11-sand blasting pipe 12-movable joint 121-outer pipe
1211-first diameter section 1212-second diameter section 1213-third diameter section
12131-fixing portion 122-inner tube 13-sealing mechanism 131-sealing strip
132-rubber ring 133-compression head 1331-connecting arm 14-elbow
16-straight pipe section 17-second connecting hose 18-sand blasting port
20-base 21-external gear ring 30-horizontal rotating device 31-rotating base
311-fixed bracket 32-driving part 321-motor 322-driving gear
33-controller 40-sandblast regulating device 41-support regulating mechanism
411-connection bracket 412-long arm adjusting unit 4121-long arm hydraulic adjusting lever
42-short arm adjusting unit 421-short arm hydraulic adjusting lever 50-weight box.
Detailed Description
Figures 1-3 show a two-phase flow conveying and sand sucking complete equipment which is convenient to adjust in multiple directions and comprises a sand sucking pump 10 and a self-adjusting high-efficiency two-phase flow conveying and sand sucking system matched with the sand sucking pump 10. The self-adjusting high-efficiency two-phase flow transferring sand sucking system comprises a base 20, a horizontal rotating device 30, a sand blasting pipe 11 fixed on the horizontal rotating device 30, and a sand blasting adjusting device 40 for adjusting the sand blasting direction of the sand blasting pipe 11.
The sand sucking system is specially described and protected for the self-adjusting high-efficiency two-phase flow transferring sand sucking system, because on the existing sand sucking boat, the sand sucking pumps are all standard devices, but sand discharging pipes matched with the sand sucking pumps are fixed and can not rotate, so that in order to realize the adjustment of the sand discharging direction, the position of the sand sucking boat is often required to be adjusted, the production efficiency is reduced, and the position of the sand sucking boat is inconvenient to adjust in many times. The self-adjusting high-efficiency two-phase flow transferring sand sucking system is a set of independent system, can realize the rotation in the horizontal direction and the adjustment of the vertical angle of the sand sucking pipeline, is matched with a sand sucking ship in the prior art, and can greatly improve the production efficiency on the basis of not changing a sand sucking pump.
The following describes the complete equipment for transferring and sucking sand for two-phase flow conveying, including sand sucking pump.
The equipment comprises a sand suction pump 10, a sand blasting pipe 11, a base 20, a horizontal rotating device 30 rotating around the base 20, wherein the sand blasting pipe 11 is fixedly connected with the horizontal rotating device 30, the sand inlet end of the sand blasting pipe 11 penetrates through the base 20 and is connected with the outlet of the sand suction pump 10 through a movable joint 12, and the sand outlet end of the sand blasting pipe 11 is arranged in a overhanging manner towards one end far away from the base 20; the sand blasting pipe 11 is provided with a sand blasting adjusting device 40; the movable joint 12 comprises an outer pipe 121 connected with the sand outlet end of the sand sucking pump 10 and an inner pipe 122 sleeved in the outer pipe 121, a sealing mechanism 13 is arranged between the outer pipe 121 and the inner pipe 122, and the sand blasting pipe 11 is communicated with the inner pipe 122.
In this embodiment, as shown in fig. 2-3, the inner wall of the outer tube 121 of the movable joint 12 is sequentially provided with a first diameter section 1211, a second diameter section 1212 and a third diameter section 1213 with different sizes from the sand inlet side of the movable joint 12 to the sand outlet side thereof, and the inner diameter sizes of the first diameter section 1211, the second diameter section 1212 and the third diameter section 1213 are gradually enlarged from the sand inlet side of the movable joint 12 to the sand outlet side thereof, the intersection between the first diameter section 1211 and the second diameter section 1212 forms a first step, and the intersection between the second diameter section 1212 and the third diameter section 1213 forms a second step; the inner pipe 122 is inserted into the outer pipe 121 from one side of the sand outlet of the movable joint 12, one end of the inner pipe 122, which is positioned inside the outer pipe 121, is located at the first step, and the other end of the inner pipe 122 extends out of the outer pipe 121 to be communicated with the sand blasting pipe 11; the sealing mechanism 13 is disposed between the third diameter section 1213 and the inner tube 122.
As shown in fig. 2, the sealing mechanism 13 in the present embodiment includes a rubber ring 132 and a sealing strip 131, the sealing strip 131 is sleeved on the pipe body of the inner pipe 122 matched with the third diameter section 1213, and the sealing strip 131 is disposed close to the second step; the rubber band 132 is tightened against the body of the inner tube 122 which cooperates with the third diameter section 1213. To better fix the rubber ring 132, the outer tube wall of the inner tube 122 is provided with a convenient annular groove, so that the rubber ring 132 is located in the annular groove, and the rubber ring 132 is disposed on one side of the sealing strip 131 away from the second step. For better sealing, the outer diameter of the rubber ring 132 is adapted to the inner diameter of the third diameter section 1213, and the axial dimension of the rubber ring 132 is larger than the diameter of the sealing strip 131.
The sealing mechanism 13 in this embodiment further includes a pressing head 133, as shown in fig. 2 and 3, the pressing head 133 is a ring-shaped tube that is convenient to be inserted between the third diameter section 1213 and the inner tube 122, a connecting arm 1331 is provided at the end of the tube of the pressing head 133 that extends out of the third diameter section 1213, and a plurality of connecting arms 1331 are distributed along the circumferential direction of the pressing head 133; the pipe end of the third diameter section 1213 is provided with a fixing portion 12132 which mates with the connecting arm 1331. The connecting arm 1331 is bolted to the fixing portion 12132.
In this embodiment, as shown in fig. 1, the base 20 includes an outer gear ring 21, the horizontal rotation device 30 includes a rotation base 31 disposed in the outer gear ring 21 and configured to be in rotation fit with the outer gear ring 21, and the blasting pipe 11 is fixedly connected with the rotation base 31; the horizontal rotation device 30 further includes a driving portion 32 that cooperates with the external gear ring 21, the driving portion 32 includes a motor 321 and a driving gear 322 that is driven by the motor 321 to travel along the external gear ring 21, the driving portion 32 is fixedly connected with the rotation base 31, and the motor 321 is electrically connected with the controller 33.
In this embodiment, as shown in fig. 1, the sand blasting pipe 11 is provided with an elbow pipe portion 14, a first connection hose, a straight pipe section 16, a second connection hose 17 and a sand blasting port 18 which are communicated with the inner pipe 122 in order from the sand inlet side to the sand outlet side; the rotation base 31 is provided with a fixing bracket 311 for fixing the bent pipe portion 14, the sand blasting adjusting device 40 comprises a support adjusting mechanism 41 for adjusting the pitching angle of the straight pipe section 16, the support adjusting mechanism 41 comprises a connecting bracket 411 for connecting the straight pipe section 16 and the fixing bracket 311, the connecting bracket 411 and the fixing bracket 311 form hinged fit, and the support adjusting mechanism 41 further comprises a long arm adjusting unit 412 connected between the straight pipe section 16 and the fixing bracket 311. The long arm adjusting unit 412 includes a long arm hydraulic adjusting lever 4121, an upper end of the long arm hydraulic adjusting lever 4121 is hinged to the straight pipe section 16, and a lower end of the long arm hydraulic adjusting lever 4121 extends downward and is hinged to a lower portion of the fixing bracket 311. The blast adjusting apparatus 40 further includes a short arm adjusting unit 42 connected between the straight pipe section 16 and the blast port 18, the short arm adjusting unit 42 including a short arm hydraulic adjusting lever 421, an upper end of the short arm hydraulic adjusting lever 421 being hinged to the straight pipe section 16, a lower end of the short arm hydraulic adjusting lever 421 extending downward and being hinged to the blast port 18. The long arm adjusting unit 412 and the short arm adjusting unit 42 are controlled to be adjusted by a controller 33 electrically connected to the motor 321.
As shown in fig. 1, a weight box 50 is fixedly arranged on the side of the rotating base 31 facing away from the sand blasting port 18.
The operation of the device will be described in detail with reference to the drawings in the embodiments.
Before using the complete equipment, the base 20 is fixed on a ship or land, and the sand pump 10 is fixed at a set position. Firstly, assembling the movable joint 12, and sleeving a rubber ring 132 and a sealing strip 131 on the outer wall of the inner pipe 122 in sequence, so that the sealing strip 131 is closer to the sand inlet end of the inner pipe than the rubber ring 132; the sand inlet of the inner tube 122 is located on the first step between the first diameter end 1211 and the second diameter section 1212, at this time, the rubber ring 132 and the sealing strip 131 are located between the second diameter section 1212 and the inner tube 122, then one end of the pressing head 133 is sleeved between the inner tube 122 and the third diameter end 1213, the connecting arm 1331 at the other end of the pressing head 133 is located at the outer end of the sand outlet of the outer tube 121, the connecting arm 1331 and the fixing portion 12132 are aligned up and down, and a bolt is used to penetrate between the connecting arm 1331 and the fixing portion 12132 and fixedly connect the two by using a nut. After the movable joint 12 is assembled, the sand inlet end of the first diameter end 1211 and the sand outlet end of the sand suction pump 10 are connected by a flange or directly welded and fixed according to the requirement. The sand outlet end of the inner pipe 122 is communicated with the bent pipe part 14 in the sand blasting pipe 11 fixedly connected with the horizontal rotation device 30 through a flange or welding according to the requirement.
When sand is required to be transported, the controller 33 controls the sand sucking pump 10 and the motor 321 to act, the motor 321 is started first, the driving gear 322 is driven to rotate by the speed reducer, the rotating base 31 and the sand blasting pipe 11 fixedly connected with the rotating base 31 are driven to rotate, the inner pipe 122 in the movable joint 12 communicated with the bent pipe part 14 synchronously rotates, and the outer pipe 121 and the sand sucking pump 10 are stationary. Since the sand suction pump 10 is fixed without rotation, the sand suction work is not affected, and the sand blasting pipe 11 rotates to change the sand discharge direction, so that the sand discharge position can be horizontally adjusted according to the work requirement.
The straight pipe section 16 of the sand blasting pipe 11 is connected with the bent pipe section 14 through a first connecting hose, the first connecting hose is approximately in the horizontal direction, and the first connecting hose is positioned at the hinge joint of the connecting bracket 411 and the fixed bracket 311, so that the pitching angle of the straight pipe section 16 can be adjusted by pushing the straight pipe section 16 upward or pulling the straight pipe section 16 downward. Specifically, in the present embodiment, the controller 33 controls the long-arm hydraulic adjustment lever 4121 to adjust the pitch angle of the straight pipe section 16. Further, the controller 33 controls the operation of the short-arm hydraulic adjustment lever 421 to bend and deform the second connection hose 17, thereby realizing the swing fine adjustment of the sand discharge angle of the sand blast port 18.
After the sand is sucked into the sand suction port of the sand suction pump 10 through the adjustment and the setting, sand is discharged into the sand blasting pipe 11 through the movable joint 12, and then the sand is sprayed to a set position through the sand blasting port 18 of the sand blasting pipe 11, so that the sand is transported.
From the above, the present invention can realize the transfer of solid-liquid two-phase flow materials between the ship and the ship, between the ship and the land, and between the land and the land.
The above embodiments are merely preferred embodiments of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (5)
1. Self-adjusting high-efficiency two-phase flow transferring sand sucking system, which comprises a sand blasting pipe (11), and is characterized in that: the system further comprises a base (20) and a horizontal rotating device (30) rotating around the base (20), wherein the sand blasting pipe (11) is fixedly connected with the horizontal rotating device (30), a sand inlet end of the sand blasting pipe (11) penetrates through the base (20) to be connected with a movable joint (12), and a sand outlet end of the sand blasting pipe (11) is arranged in a cantilever mode towards one end far away from the base (20); a sand blasting adjusting device (40) is arranged on the sand blasting pipe (11); the movable joint (12) comprises an outer pipe (121) at the sand inlet end and an inner pipe (122) sleeved in the outer pipe (121), a sealing mechanism (13) is arranged between the outer pipe (121) and the inner pipe (122), and the sand blasting pipe (11) is communicated with the inner pipe (122), and is characterized in that: the inner wall of an outer tube (121) of the movable joint (12) is sequentially provided with a first diameter section (1211), a second diameter section (1212) and a third diameter section (1213) which are different in size from the sand inlet side of the movable joint (12) to the sand outlet side of the movable joint, the inner diameter sizes of the first diameter section (1211), the second diameter section (1212) and the third diameter section (1213) are gradually enlarged from the sand inlet side of the movable joint (12) to the sand outlet side of the movable joint, a first step is formed at the intersection between the first diameter section (1211) and the second diameter section (1212), and a second step is formed at the intersection between the second diameter section (1212) and the third diameter section (1213); the inner pipe (122) is inserted into the outer pipe (121) from one side of a sand outlet of the movable joint (12), one end of the inner pipe (122) positioned inside the outer pipe (121) is located at the first step, and the other end of the inner pipe (122) extends out of the outer pipe (121) to be communicated with the sand blasting pipe (11); the sealing mechanism (13) is disposed between the third diameter section (1213) and the inner tube (122), characterized in that: the sealing mechanism (13) comprises a rubber ring (132) and a sealing strip (131), the sealing strip (131) is sleeved on a pipe body of the inner pipe (122) matched with the third diameter section (1213), and the sealing strip (131) is arranged close to the second step; the rubber ring (132) is tightly clamped on the pipe body of the inner pipe (122) matched with the third diameter section (1213), and the rubber ring (132) is arranged on one side of the sealing strip (131) far away from the second step; the outer diameter of the rubber ring (132) is matched with the inner diameter of the third diameter section (1213), and the axial dimension of the rubber ring (132) is larger than the diameter of the sealing strip (131), and the sealing strip is characterized in that: the sealing mechanism (13) further comprises a pressing head (133), the pressing head (133) is a circular ring-shaped pipe which is convenient to insert between the third diameter section (1213) and the inner pipe (122), a plurality of connecting arms (1331) are arranged at the pipe end part of the pressing head (133) extending out of the third diameter section (1213), and the connecting arms (1331) are distributed along the circumferential direction of the pressing head (133); the pipe end of the third diameter section (1213) is provided with a fixing part (12131) matched with the connecting arm (1331), the base (20) comprises an outer gear ring (21), the horizontal rotating device (30) comprises a rotating base (31) which is arranged in the outer gear ring (21) and is in rotating fit with the outer gear ring (21), and the sand blasting pipe (11) is fixedly connected with the rotating base (31); the horizontal rotating device (30) further comprises a driving part (32) matched with the outer gear (21), the driving part (32) comprises a motor (321) and a driving gear (322) driven by the motor (321) to walk along the outer gear (21), the driving part (32) is fixedly connected with the rotating base (31), the motor (321) is electrically connected with a controller (33), and the sand blasting pipe (11) is sequentially arranged from the sand inlet side to the sand outlet side to be communicated with the bent pipe part (14), a first connecting hose, a straight pipe section (16), a second connecting hose (17) and a sand blasting port (18) of the inner pipe (122); the sand blasting adjusting device comprises a rotating base (31), wherein a fixed support (311) for fixing the bent pipe part (14) is arranged on the rotating base, the sand blasting adjusting device (40) comprises a support adjusting mechanism (41) for adjusting the pitching angle of the straight pipe section (16), the support adjusting mechanism (41) comprises a connecting support (411) for connecting the straight pipe section (16) with the fixed support (311), the connecting support (411) and the fixed support (311) form hinged fit, and the support adjusting mechanism (41) further comprises a long arm adjusting unit (412) connected between the straight pipe section (16) and the fixed support (311).
2. A self-regulating, high efficiency two-phase flow transfer sand sucking system as claimed in claim 1 wherein: the connecting arm (1331) is fixedly connected with the fixing part (12131) through bolts; the outer side pipe wall of the inner pipe (122) is provided with an annular groove which is convenient for fixing the rubber ring (132).
3. A self-regulating, high efficiency two-phase flow transfer sand sucking system as claimed in claim 1 wherein: the long arm adjusting unit (412) comprises a long arm hydraulic adjusting rod (4121), the upper end of the long arm hydraulic adjusting rod (4121) is hinged with the straight pipe section (16), and the lower end of the long arm hydraulic adjusting rod (4121) extends downwards and is hinged with the lower part of the fixed bracket (311).
4. A self-regulating, high efficiency two-phase flow transfer sand sucking system as claimed in claim 1 wherein: the sand blasting adjusting device (40) further comprises a short arm adjusting unit (42) connected between the straight pipe section (16) and the sand blasting port (18), the short arm adjusting unit (42) comprises a short arm hydraulic adjusting rod (421), the upper end of the short arm hydraulic adjusting rod (421) is hinged with the straight pipe section (16), and the lower end of the short arm hydraulic adjusting rod (421) extends downwards and is hinged with the sand blasting port (18); the long arm adjusting unit (412) and the short arm adjusting unit (42) are controlled and adjusted by a controller (33).
5. A self-regulating, high efficiency two-phase flow transfer sand sucking system as claimed in claim 1 wherein: and a weight box (50) is fixedly arranged on one side of the rotating base (31) away from the sand blasting opening (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910099942.2A CN109610540B (en) | 2019-01-31 | 2019-01-31 | Self-adjusting type high-efficiency two-phase flow transferring sand sucking system |
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