CN220956166U - Marine dredge pump backplate and pump cover dismantlement structure - Google Patents
Marine dredge pump backplate and pump cover dismantlement structure Download PDFInfo
- Publication number
- CN220956166U CN220956166U CN202322703839.9U CN202322703839U CN220956166U CN 220956166 U CN220956166 U CN 220956166U CN 202322703839 U CN202322703839 U CN 202322703839U CN 220956166 U CN220956166 U CN 220956166U
- Authority
- CN
- China
- Prior art keywords
- pump cover
- pump
- guard plate
- dredge
- cover
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- 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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- 238000012423 maintenance Methods 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a dismantling structure of a dredge pump guard plate and a pump cover for a ship, which comprises a dredge pump, wherein a front pump cover and a rear pump cover are arranged at the front end and the rear end of the dredge pump, a front guard plate and a rear guard plate are arranged among the front pump cover, the rear pump cover and the dredge pump, the front guard plate and the front pump cover, the rear guard plate and the rear pump cover are respectively and fixedly connected with a first bolt through a second bolt, threaded holes are formed in the surfaces of the rear pump cover and the front pump cover, and a first long bolt and a second long bolt are respectively arranged at the positions of the threaded holes; the utility model relates to the technical field of dredge pumps. This marine dredge pump backplate and pump cover dismantlement structure through when need dismantle and change back pump cover, back backplate, front guard board and front pump cover, only need use first long bolt and the roof-open of second long bolt these parts, just can conveniently, accomplish the operation fast, has avoided the difficulty that need use the tool to dismantle in the traditional design.
Description
Technical Field
The utility model relates to the technical field of dredge pumps, in particular to a dismantling structure for a dredge pump guard plate and a pump cover for a ship.
Background
In recent years, as the technology of underwater dredge pump devices is mature, the underwater dredge pump devices are increasingly applied to channel dredging operation, compared with in-cabin pumps, the underwater dredge pump can effectively improve the suction concentration of the dredge pump, improve the cabin loading efficiency, improve the cavitation performance of the dredge pump and reduce vibration.
In the prior art, the marine dredge pump is characterized in that a front pump cover, a front guard plate, a rear pump cover and a rear guard plate are adopted, are connected together through bolts, and are sealed through two O-shaped strips, as shown in fig. 2;
However, as the marine dredge pump is used, the guard plate is worn continuously, slurry enters between the guard plate and the pump cover, so that the guard plate and the pump cover are completely connected together, the guard plate cannot be used in the later stage, and the pump cover is difficult to detach.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a dismantling structure for a dredge pump guard plate and a pump cover for a ship, which solves the technical problems in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a marine dredge pump backplate and pump cover dismantlement structure, includes the dredge pump, dredge pump's front and back end is provided with preceding pump cover and back pump cover, be provided with preceding backplate and back backplate between preceding pump cover, back pump cover and the dredge pump, preceding backplate carries out fixed connection with first bolt through second bolt respectively with preceding pump cover, back backplate and back pump cover, threaded hole has been seted up on the surface of back pump cover and preceding pump cover, and screw hole department position is provided with first long bolt and second long bolt respectively.
As a further preference of the technical scheme, the rear pump cover, the rear guard plate, the front guard plate and the front pump cover are all provided with through holes corresponding to each other, and threaded holes matched with the first bolts and the second bolts are formed in each through hole.
As a further preferable mode of the technical scheme, the threaded holes are matched with the first bolts and the second bolts to fasten the rear pump cover, the rear guard plate, the front guard plate and the front pump cover together.
As a further preference of the technical scheme, the through hole is internally provided with an arc-shaped bulge for increasing the matching compactness.
Compared with the prior art, the method has the following beneficial effects:
through when need dismantle and change back pump cover, backplate, front guard plate and preceding pump cover, only need use first long bolt and second long bolt to prop up these parts, just can conveniently, accomplish the operation fast, avoided the difficulty that needs to use the tool to dismantle in the traditional design.
Through arranging the through holes and the threaded holes which are mutually corresponding, the rear pump cover, the rear guard plate, the front guard plate and the front pump cover can be fastened together by bolts, and the fastening mode can provide larger connecting force, so that the stability and the reliability of each part in operation are ensured; arc-shaped bulges are arranged in each through hole, and can increase the matching compactness and prevent loosening or generating gaps, so that the tightness and the performance stability of the whole structure are improved; by using the fastening mode of the bolts and the threaded holes, the phenomenon that each part cannot fall off or loosen when the dredge pump runs can be ensured, and the safety and the reliability of work are improved; the disassembly structure can be used for conveniently disassembling the rear pump cover, the rear guard plate, the front guard plate and the front pump cover so as to carry out daily maintenance and overhaul, and meanwhile, the disassembly structure is designed to facilitate the replacement and the maintenance of parts.
Drawings
FIG. 1 is a cross-sectional view of the overall structure of the present utility model;
fig. 2 is a structural cross-sectional view of a conventional sludge pump.
In the figure: 1. a rear pump cover; 2. a rear guard board; 3. a front guard board; 4. a front pump cover; 5. a first bolt; 6. a second bolt; 7. a first long bolt; 8. a second long bolt; 9. a dredge pump.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one: referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a marine dredge pump backplate and pump cover dismantlement structure, including dredge pump 9, dredge pump 9's front and back end is provided with preceding pump cover 4 and back pump cover 1, is provided with preceding backplate 3 and back backplate 2 between preceding pump cover 4, back pump cover 1 and the dredge pump 9, and preceding backplate 3 and preceding pump cover 4, back backplate 2 and back pump cover 1 carry out fixed connection through second bolt 6 and first bolt 5 respectively, and the screw hole has been seted up on the surface of back pump cover 1 and preceding pump cover 4, and screw hole department position is provided with first long bolt 7 and second long bolt 8 respectively.
In the embodiment of the invention, when the rear pump cover, the rear guard plate, the front guard plate and the front pump cover are required to be disassembled and replaced, the operation can be conveniently and quickly finished only by pushing the components open by using the first long bolt 7 and the second long bolt 8, and the difficulty of tool disassembly in the traditional design is avoided.
Embodiment two: on the basis of the first embodiment, as shown in fig. 1, through holes corresponding to each other are formed in the rear pump cover 1, the rear guard plate 2, the front guard plate 3 and the front pump cover 4, threaded holes matched with the first bolts 5 and the second bolts 6 are formed in each through hole, the threaded holes are matched and connected with the bolts, the rear pump cover 1, the rear guard plate 2 and the front guard plate 3 are fastened with the front pump cover 4, and in addition, a first arc-shaped protrusion and a second arc-shaped protrusion are further formed in each through hole and used for improving matching tightness.
In the embodiment of the invention, the rear pump cover, the rear guard plate, the front guard plate and the front pump cover can be fastened together by using bolts through arranging the through holes and the threaded holes which correspond to each other, and the fastening mode can provide larger connecting force so as to ensure the stability and the reliability of each part in operation; arc-shaped bulges are arranged in each through hole, and can increase the matching compactness and prevent loosening or generating gaps, so that the tightness and the performance stability of the whole structure are improved; by using the fastening mode of the bolts and the threaded holes, the phenomenon that each part cannot fall off or loosen when the dredge pump runs can be ensured, and the safety and the reliability of work are improved; the disassembly structure can be used for conveniently disassembling the rear pump cover, the rear guard plate, the front guard plate and the front pump cover so as to carry out daily maintenance and overhaul, and meanwhile, the disassembly structure is designed to facilitate the replacement and the maintenance of parts.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a marine dredge pump backplate and pump cover dismantlement structure, includes dredge pump (9), its characterized in that: the front end and the rear end of the dredge pump (9) are provided with a front pump cover (4) and a rear pump cover (1), a front guard plate (3) and a rear guard plate (2) are arranged among the front pump cover (4), the rear pump cover (1) and the dredge pump (9), the front guard plate (3) and the front pump cover (4), the rear guard plate (2) and the rear pump cover (1) are respectively fixedly connected with a first bolt (5) through a second bolt (6), threaded holes are formed in the surfaces of the rear pump cover (1) and the front pump cover (4), and first long bolts (7) and second long bolts (8) are respectively arranged at the positions of the threaded holes.
2. The marine dredge pump guard and pump cover removal structure of claim 1, wherein: the rear pump cover (1), the rear guard plate (2), the front guard plate (3) and the front pump cover (4) are respectively provided with through holes corresponding to each other, and threaded holes matched with the first bolts (5) and the second bolts (6) are formed in each through hole.
3. The marine dredge pump guard and pump cover removal structure of claim 1, wherein: the threaded holes are matched with the first bolts (5) and the second bolts (6) to fasten the rear pump cover (1), the rear guard plate (2), the front guard plate (3) and the front pump cover (4) together.
4. The marine dredge pump guard and pump cover removal structure of claim 2, wherein: the through hole is internally provided with an arc-shaped bulge for increasing the fit compactness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322703839.9U CN220956166U (en) | 2023-10-08 | 2023-10-08 | Marine dredge pump backplate and pump cover dismantlement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322703839.9U CN220956166U (en) | 2023-10-08 | 2023-10-08 | Marine dredge pump backplate and pump cover dismantlement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220956166U true CN220956166U (en) | 2024-05-14 |
Family
ID=90977791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322703839.9U Active CN220956166U (en) | 2023-10-08 | 2023-10-08 | Marine dredge pump backplate and pump cover dismantlement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220956166U (en) |
-
2023
- 2023-10-08 CN CN202322703839.9U patent/CN220956166U/en active Active
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