CN219863046U - Silt suction device for river dredging ship - Google Patents
Silt suction device for river dredging ship Download PDFInfo
- Publication number
- CN219863046U CN219863046U CN202321033358.5U CN202321033358U CN219863046U CN 219863046 U CN219863046 U CN 219863046U CN 202321033358 U CN202321033358 U CN 202321033358U CN 219863046 U CN219863046 U CN 219863046U
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- CN
- China
- Prior art keywords
- screw shaft
- filter cover
- shell
- river dredging
- conveying shell
- 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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- 239000000463 material Substances 0.000 claims abstract description 9
- 239000010802 sludge Substances 0.000 claims description 24
- 230000001681 protective effect Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 17
- 238000000926 separation method Methods 0.000 abstract description 8
- 239000004568 cement Substances 0.000 abstract description 4
- 238000001179 sorption measurement Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model relates to a silt suction device for a river dredging ship, and belongs to the technical field of hydraulic engineering. Comprises a conveying shell, wherein a screw shaft is arranged in the conveying shell, and one end of the screw shaft is connected with a driving device; one end of the conveying shell is provided with a filter cover in an extending way, a screw shaft in the filter cover is set to be a variable-diameter screw shaft, one end of the filter cover, which is far away from the conveying shell, is provided with a containing shell in an extending way, one end of the conveying shell, which is far away from the filter cover, is provided with a material sucking opening, and a suction fan is arranged on the variable-diameter screw shaft in the material sucking opening; a discharge hole is arranged on the outer side wall of the accommodating shell. The utility model provides a silt suction device for a river dredging ship, which is used for removing part of water in muddy water in advance, increasing the viscosity of the cement, reducing the working pressure of a mud-water separation device and further improving the storage capacity of a silt storage bin.
Description
Technical Field
The utility model relates to a silt suction device for a river dredging ship, and belongs to the technical field of hydraulic engineering.
Background
The existing river dredging ship mainly comprises a ship body, wherein a sludge suction device, a sludge-water separation device and a sludge storage bin are arranged on the ship body, the sludge suction device sucks out sludge in a river and inputs a sucked sludge-water mixture into the sludge-water separation device, then the sludge is discharged into the sludge storage bin after being separated by the sludge-water separation device, the sludge can be quickly and uniformly paved in the sludge storage bin according to the traditional Chinese patent with publication number of CN214143881U, a large amount of cement mixture can be accompanied by the suction device in the suction process, the space occupied by the sludge-water separation device on the ship is extremely large, the treatment efficiency is very low, so that the small-sized sludge-water separation device with a slightly poor treatment effect is needed, and a lot of water exists in the separated sludge, so that the sludge storage bin can be filled up quickly, the sludge needs to be pumped out to be discharged, and the construction efficiency is greatly reduced.
Disclosure of Invention
The utility model aims to solve the technical problems that: overcomes the defects of the prior art, provides a silt suction device for a river dredging ship, removes part of water in muddy water in advance, increases the viscosity of the cement, reduces the working pressure of a mud-water separation device, and further improves the storage capacity of a mud storage bin.
The utility model relates to a silt suction device for a river dredging ship, which comprises a conveying shell, wherein a screw shaft is arranged in the conveying shell, and one end of the screw shaft is connected with a driving device; one end of the conveying shell is provided with a filter cover in an extending way, a screw shaft in the filter cover is set to be a variable-diameter screw shaft, one end of the filter cover, which is far away from the conveying shell, is provided with a containing shell in an extending way, one end of the conveying shell, which is far away from the filter cover, is provided with a material sucking opening, and a suction fan is arranged on the variable-diameter screw shaft in the material sucking opening; a discharge hole is arranged on the outer side wall of the accommodating shell.
Further, an adsorption device is arranged on the material suction opening.
Further, a protective shell is fixed between the conveying shell and the accommodating shell, and a filter cover is arranged in the protective shell.
Further, the filter cover is divided into an inner layer and an outer layer, the outer side is a steel plate net in cylindrical arrangement, and a layer of filter net is attached to the inner side of the steel plate net.
Further, the driving device comprises a speed regulation box and a driving motor, the output end of the driving motor is connected with the speed regulation box, the output end of the speed regulation box is connected with the variable-diameter screw shaft, and an annular protection box is arranged outside the speed regulation box.
Further, a layer of sealing gasket is arranged between the annular protection box and the accommodating shell.
Further, a gearbox is arranged between the variable-diameter screw shaft and the suction fan.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the filter cover is arranged to be matched with the variable-diameter screw shaft to remove part of water in the muddy water in advance, so that the viscosity of the cement is increased, the working pressure of the muddy water separation device is reduced, and the storage capacity of the mud storage bin is further improved.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;
FIG. 2 is a schematic view showing the internal structure of embodiment 1 of the present utility model;
FIG. 3 is a schematic view of the suction fan according to embodiment 1 of the present utility model;
FIG. 4 is a schematic diagram of the structure of the conveying housing and the annular protective housing according to embodiment 1 of the present utility model;
FIG. 5 is a schematic sectional view of a variable-diameter screw shaft according to embodiment 1 of the present utility model;
in the figure:
1. a driving motor; 2. a speed regulating box; 3. an annular protection box; 4. a housing case; 41. a discharge port; 5. a filter cover; 6. a protective shell; 7. a conveying housing; 8. an adsorption device; 9. a variable diameter screw shaft; 10. and a suction fan.
Detailed Description
Example 1
As shown in fig. 1 to 5, the silt sucking device for the river dredging ship comprises a conveying shell 7, wherein a screw shaft is arranged in the conveying shell 7, and one end of the screw shaft is connected with a driving device; one end of the conveying shell 7 is provided with a filter cover 5 in an extending way, a screw shaft in the filter cover 5 is provided with a variable-diameter screw shaft 9, the screw pitch between the screw blades on the variable-diameter screw shaft 9 is gradually reduced, one end of the filter cover 5, far away from the conveying shell 7, is provided with a containing shell 4 in an extending way, one end of the conveying shell 7, far away from the filter cover 5, is provided with a material suction opening, the variable-diameter screw shaft 9 in the material suction opening is provided with a suction fan 10, and the suction fan 10 is fixed on the variable-diameter screw shaft 9 through a shaft end fixing ring; the outer wall of the accommodating shell 4 is provided with a discharge hole 41 communicated with the inside, and the discharge hole 41 is connected with a sludge pump.
The adsorption device 8 is arranged on the suction port, and the adsorption device 8 is a rubber sleeve arranged at the end part of the suction port, so that the suction fan 10 is prevented from being damaged in the adsorption process.
A protective shell 6 is fixed between the conveying shell 7 and the accommodating shell 4, and a filter cover 5 is arranged inside the protective shell 6.
The filter cover 5 is divided into an inner layer and an outer layer, the outer side is a steel plate net in a cylindrical shape, a layer of filter net is attached to the inner side of the steel plate net, a sludge filter net is selected as the filter net, and the sludge filter net is fixed to the inner side of the steel plate net.
The driving device comprises a speed regulation box 2 and a driving motor 1, wherein the output end of the driving motor 1 is connected with the speed regulation box 2, the output end of the speed regulation box 2 is connected with a reducing screw shaft 9, an annular protection box 3 is arranged outside the speed regulation box 2, and the speed regulation box 2 is fixed in the annular protection box 3.
A layer of sealing gasket is arranged between the annular protection box 3 and the accommodating shell 4, the sealing gasket is arranged between the annular protection box 3 and the flange of the accommodating shell 4, and a sealing ring is arranged inside to carry out dynamic sealing with the transmission shaft of the variable-diameter screw shaft 9.
Working process or working principle:
sludge is sucked from a rubber sleeve opening at a suction opening, the sludge is extruded through a spiral blade in a variable-diameter spiral shaft 9, the sludge is extruded with the filter cover 5 at the filter cover 5, and excessive water enters a ditch or a water channel through the filter cover 5, so that the extruded sludge enters.
Example 2
Unlike example 1, the following is:
a gear box is arranged between the variable-diameter screw shaft 9 and the air suction fan 10, the variable-diameter screw shaft is connected with the input end of the gear box, and the output end of the gear box is connected with the air suction fan 10.
The description of the directions and the relative positional relationships of the structures, such as the description of the front, back, left, right, up and down, in the present utility model does not limit the present utility model, but is merely for convenience of description.
Claims (7)
1. A silt suction device for a river dredging ship comprises a conveying shell (7), wherein a screw shaft is arranged in the conveying shell (7), and one end of the screw shaft is connected with a driving device; the filter is characterized in that one end of the conveying shell (7) is provided with a filter cover (5) in an extending mode, a screw shaft in the filter cover (5) is provided with a variable-diameter screw shaft (9), one end, far away from the conveying shell (7), of the filter cover (5) is provided with a containing shell (4) in an extending mode, one end, far away from the filter cover (5), of the conveying shell (7) is provided with a material suction opening, and the variable-diameter screw shaft (9) in the material suction opening is provided with a suction fan (10); a discharge hole (41) is arranged on the outer side wall of the accommodating shell (4).
2. Sludge suction apparatus for a river dredging vessel according to claim 1, characterized in that the suction opening is provided with suction means (8).
3. Sludge suction apparatus for a river dredging vessel according to claim 1, characterized in that a protective housing (6) is fixed between the conveying housing (7) and the receiving housing (4), the protective housing (6) internally mounting a filter housing (5).
4. A sludge suction apparatus for a river dredging vessel as claimed in claim 3, wherein the filter cover (5) is divided into an inner layer and an outer layer, the outer side is a steel plate net arranged in a cylindrical shape, and a layer of filter net is attached to the inner side of the steel plate net.
5. The sludge suction device for a river dredging vessel according to any one of claims 1-4, wherein the driving device comprises a speed regulation box (2) and a driving motor (1), the output end of the driving motor (1) is connected with the speed regulation box (2), the output end of the speed regulation box (2) is connected with a variable-diameter screw shaft (9), and an annular protection box (3) is arranged outside the speed regulation box (2).
6. Sludge suction apparatus for a river dredging vessel according to claim 5 wherein a layer of sealing gasket is provided between the annular protection box (3) and the containment casing (4).
7. Sludge suction apparatus for a river dredging vessel according to claim 1, characterized in that a gearbox is arranged between the reducing screw shaft (9) and the suction fan (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321033358.5U CN219863046U (en) | 2023-04-26 | 2023-04-26 | Silt suction device for river dredging ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321033358.5U CN219863046U (en) | 2023-04-26 | 2023-04-26 | Silt suction device for river dredging ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219863046U true CN219863046U (en) | 2023-10-20 |
Family
ID=88319387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321033358.5U Active CN219863046U (en) | 2023-04-26 | 2023-04-26 | Silt suction device for river dredging ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219863046U (en) |
-
2023
- 2023-04-26 CN CN202321033358.5U patent/CN219863046U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |