CN221114328U - Propeller protecting device for free-falling lifeboat - Google Patents
Propeller protecting device for free-falling lifeboat Download PDFInfo
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- CN221114328U CN221114328U CN202323060925.9U CN202323060925U CN221114328U CN 221114328 U CN221114328 U CN 221114328U CN 202323060925 U CN202323060925 U CN 202323060925U CN 221114328 U CN221114328 U CN 221114328U
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- propeller
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- screw
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- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 7
- 238000004873 anchoring Methods 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000001012 protector Effects 0.000 claims 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The utility model discloses a propeller protection device for a free-falling lifeboat, and relates to the technical field of lifeboats. The novel ship comprises a ship body and a protection device body, wherein a sunken yielding zone is arranged at the tail end of the ship body, a propeller is arranged in the yielding zone, a shield is arranged at a position which is positioned outside the propeller in the yielding zone, an installation inclined plane is arranged at the bottom surface of the ship body and is close to the yielding zone, a backing plate is fixed on the bottom surface of the shield, the protection device body comprises an installation seat, the installation seat is fixed on the bottom surface of the installation inclined plane through a fastening screw, a protection horizontal plate is fixed on the bottom surface of the installation seat through a group of reinforcing plates, and a telescopic rod is fixed on the rear side of the top surface of the protection horizontal plate. According to the utility model, through the design of the novel protection device, the impact force in a moment of falling into water can be actively borne, and the shield and the propeller cannot be impacted, so that the propeller can be efficiently protected, the problems of deformation and the like of the propeller are avoided, and the normal use of the propeller is ensured.
Description
Technical Field
The utility model belongs to the technical field of life boats, and particularly relates to a propeller protection device for a free-falling life boat.
Background
For the free-falling type lifeboats, after the lifeboats are released by the keel blocks, the lifeboats freely fall on the water surface along with the gravity and the guidance of the keel blocks, the lifeboats can receive impact force at the moment of falling, and the lifeboats are exposed outside the boat body due to the existence of the screw propeller and receive the impact force to be easy to damage or deform, so that the problem that the lifeboats cannot be used and lose power is caused.
The cylindrical shield is arranged on the outer side of the propeller, the shield plays a role in protection, however, the problem of insufficient impact pressure resistance can be caused by the cylindrical shield, so that the protection effect is affected, if the shield is impacted, the problem of deformation is caused, the problem of interference with the propeller can be caused, and the protection of the propeller is still affected.
Therefore, designing a protecting device capable of protecting the propeller efficiently is a problem that needs to be solved by workers in the field.
Disclosure of utility model
The utility model aims to provide a propeller protection device for a free-falling lifeboat, which can actively bear the impact force at one moment when falling into water through the design of a novel protection device, and can not impact a shield and a propeller, so that the propeller can be efficiently protected, the problems of deformation and the like of the propeller are avoided, and the normal use of the propeller is ensured.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to a propeller protection device for a free-falling lifeboat, which comprises a boat body and a protection device body, wherein a concave yielding zone is arranged at the tail end of the boat body, a propeller is arranged in the yielding zone, and a shield is arranged in the yielding zone and positioned at the outer side of the propeller;
The bottom surface of the boat body is provided with an installation inclined plane at a position close to the abdication area;
A backing plate is fixed on the bottom surface of the shield;
The protection device body comprises a mounting seat, the mounting seat is fixed on the bottom surface of a mounting inclined plane through a fastening screw, a protection horizontal plate is fixed on the bottom surface of the mounting seat through a group of reinforcing plates, a telescopic rod piece is fixed on the rear side of the top surface of the protection horizontal plate, and a top plate is fixed on the top end of the telescopic rod piece and is movably connected with the bottom surface of a base plate;
the telescopic rod piece is an internal spring telescopic rod or an inflatable telescopic rod.
Further, the protection device body further comprises a lining plate, a plurality of threaded sleeves are fixed on the lining plate, the lining plate is arranged on the inner side of the boat body on the installation inclined plane, and the fastening screw penetrates through the installation seat and the installation inclined plane and is arranged in the threaded sleeves in a threaded manner.
Further, an anchoring agent is arranged in the screw sleeve, and the anchoring agent is filled in a gap between the fastening screw and the screw sleeve.
Further, a groove is formed in the edge of the surface, close to the installation inclined plane, of the inner lining plate, and a seal is arranged in the groove.
Further, the top surface of the top plate is provided with a rubber cushion, and the top surface of the rubber cushion is movably connected with the bottom surface of the base plate.
Further, one side of the reinforcing plate, which is close to the protective cover, is provided with an arc abdicating part.
The utility model has the following beneficial effects:
1. According to the utility model, through the design of the novel protection device, the impact force in a moment of falling into water can be actively borne, and the shield and the propeller cannot be impacted, so that the propeller can be efficiently protected, the problems of deformation and the like of the propeller are avoided, and the normal use of the propeller is ensured.
2. According to the utility model, through the design of the inner lining plate, the inner wall of the boat body can be connected with the mounting seat for reinforcement, the stability of the connection part is ensured, and meanwhile, the inner lining plate is provided with the seal, so that the connection part of the protection device and the boat body can be sealed efficiently, and the problem of insufficient tightness is avoided.
3. According to the utility model, through the design of the telescopic rod piece, if the protective horizontal plate is deformed due to overlarge impact, the position of the telescopic rod piece actively stretches, so that the deformation problem of the protective cover caused by the impact is avoided, and the protective effect is improved.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a protecting device body according to the present utility model;
FIG. 2 is a structural cross-sectional view of the shield body;
FIG. 3 is a schematic structural view of the interior lining;
FIG. 4 is a schematic view of the structure of the guard body after installation;
In the drawings, the list of components represented by the various numbers is as follows:
1-boat body, 2-protector body, 101-abdication area, 102-propeller, 103-shield, 104-installation inclined plane, 105-backing plate, 201-installation seat, 202-fastening screw, 203-reinforcing plate, 204-protection horizontal plate, 205-telescopic rod, 206-top plate, 207-lining plate, 208-screw sleeve, 209-groove, 210-seal, 211-arc abdication part, 212-rubber cushion.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-4, the utility model discloses a propeller protection device for a free-falling lifeboat, which comprises a boat body 1 and a protection device body 2, wherein a concave yielding zone 101 is arranged at the tail end of the boat body 1, a propeller 102 is arranged in the yielding zone 101, and a shield 103 is arranged at a position which is positioned outside the propeller 102 and in the yielding zone 101;
the bottom surface of the boat body 1 and the position close to the abdication area 101 are provided with an installation inclined plane 104;
a backing plate 105 is fixed on the bottom surface of the shield 103;
The protection device body 2 comprises a mounting seat 201, the mounting seat 201 is fixed on the bottom surface of the mounting inclined surface 104 through a fastening screw 202, a protection horizontal plate 204 is fixed on the bottom surface of the mounting seat 201 through a group of reinforcing plates 203, a telescopic rod piece 205 is fixed on the rear side of the top surface of the protection horizontal plate 204, a top plate 206 is fixed on the top end of the telescopic rod piece 205, and the top plate 206 is movably connected with the bottom surface of the backing plate 105;
The telescoping rod 205 is a built-in spring telescoping rod or an inflatable telescoping rod.
As shown in fig. 1-3, the protecting device body 2 further includes a lining plate 207, on which a plurality of threaded sleeves 208 are fixed, the lining plate 207 is disposed inside the hull 1 of the installation inclined plane 104, and the fastening screw 202 penetrates the installation seat 201 and the installation inclined plane 104 and is threaded in the threaded sleeve 208.
Wherein an anchoring agent is disposed within the sleeve 208 and fills the gap between the set screw 202 and the sleeve 208.
As shown in fig. 1 and 3, a groove 209 is formed in the edge of a surface of the inner lining plate 207 adjacent to the installation slope 104, and a seal 210 is formed in the groove 209.
As shown in fig. 1-2 and fig. 4, a rubber pad 212 is disposed on the top surface of the top plate 206, and the top surface of the rubber pad 212 is movably connected with the bottom surface of the backing plate 105.
As shown in fig. 1 and 4, a circular arc abdication portion 211 is provided on one side of the reinforcing plate 203 close to the shield 103.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The utility model provides a screw protector for free-fall lifeboat, includes hull (1), hull (1) tail end is equipped with sunken form and gives way district (101), be equipped with screw (102) in giving way district (101), the position that just is located screw (102) outside in giving way district (101) is equipped with guard shield (103), its characterized in that: also comprises a protective device body (2);
the bottom surface of the boat body (1) and the position close to the abdication area (101) are provided with an installation inclined surface (104);
A backing plate (105) is fixed on the bottom surface of the shield (103);
The protection device comprises a protection device body (2), and is characterized in that the protection device body (2) comprises a mounting seat (201), the mounting seat (201) is fixed on the bottom surface of a mounting inclined surface (104) through a fastening screw (202), a protection horizontal plate (204) is fixed on the bottom surface of the mounting seat (201) through a group of reinforcing plates (203), a telescopic rod piece (205) is fixed on the rear side of the top surface of the protection horizontal plate (204), a top plate (206) is fixed on the top end of the telescopic rod piece (205), and the top plate (206) is movably connected with the bottom surface of a base plate (105);
The telescopic rod piece (205) is a built-in spring telescopic rod or an inflatable telescopic rod.
2. The propeller protection device for the free-fall lifeboat according to claim 1, wherein the protection device body (2) further comprises a lining plate (207), a plurality of screw sleeves (208) are fixed on the lining plate (207), the lining plate (207) is arranged on the inner side of the boat body (1) of the installation inclined plane (104), and the fastening screw (202) penetrates through the installation seat (201) and the installation inclined plane (104) and is arranged in the screw sleeves (208) in a threaded manner.
3. A propeller protection device for a free-fall lifeboat according to claim 2, wherein an anchoring agent is provided in the screw sleeve (208), and the anchoring agent is filled in a gap between the tightening screw (202) and the screw sleeve (208).
4. A propeller protector for a free fall lifeboat according to claim 2, wherein the inner lining (207) has a groove (209) formed near a surface edge of the installation slope (104), and a seal (210) is provided in the groove (209).
5. The propeller protection device for the free-falling lifeboat according to claim 1, wherein the top surface of the top plate (206) is provided with a rubber pad (212), and the top surface of the rubber pad (212) is movably connected with the bottom surface of the base plate (105).
6. The propeller protector for a free-fall lifeboat of claim 1, wherein the reinforcing plate (203) is provided with an arc relief portion (211) on a side close to the shroud (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323060925.9U CN221114328U (en) | 2023-11-14 | 2023-11-14 | Propeller protecting device for free-falling lifeboat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323060925.9U CN221114328U (en) | 2023-11-14 | 2023-11-14 | Propeller protecting device for free-falling lifeboat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221114328U true CN221114328U (en) | 2024-06-11 |
Family
ID=91363777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323060925.9U Active CN221114328U (en) | 2023-11-14 | 2023-11-14 | Propeller protecting device for free-falling lifeboat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221114328U (en) |
-
2023
- 2023-11-14 CN CN202323060925.9U patent/CN221114328U/en active Active
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