Marine propulsion device copper bush

Abstract

The utility model discloses a marine propulsion device copper bush, which belongs to the technical field of ship parts and comprises a copper bush main body, a flange plate fixedly connected to one end of the copper bush main body, an annular clamping groove arranged between the inner walls of the flange plate, an annular clamping block fixedly connected to the other end of the copper bush main body, and a protection mechanism arranged on the copper bush main body, the flange plate is used for protecting the copper bush main body, the flange plate facilitates installation and connection of the copper bush main body, the annular clamping groove in the flange plate is matched with the annular clamping block on the copper bush main body, in the batch transportation process of the copper bush main body, the annular clamping block is in butt joint with the annular clamping groove, the copper bush main body is stably placed, abrasion in the transportation process is avoided, and the service life of the copper bush main body is prolonged. And meanwhile, the copper sleeve main body is conveniently protected through the protection mechanism, and the using effect of the copper sleeve main body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ship parts, and more specifically to a copper sleeve of a ship propulsion device. Background Art

[0002] Copper sleeve is a copper alloy casting with good wear resistance, corrosion resistance, thermal conductivity and low friction coefficient. It is widely used in mechanical transmission, petrochemical, shipbuilding and other fields.

[0003] In the prior art, during the use of a marine propulsion device, a relatively high amount of heat is generated, which can easily affect the use of a copper sleeve. At the same time, when using a copper sleeve for a ship, the requirements for precision and surface wear are very strict. Once the copper sleeve is severely worn or damaged, it cannot be installed in a bearing for a ship, thereby affecting the use of the bearing for the ship. Utility Model Content

[0004] In view of the problems existing in the prior art, the purpose of the utility model is to provide a copper sleeve for a marine propulsion device, aiming to solve the problem that when a traditional marine propulsion device is used, high heat is generated, which easily affects the use effect of the copper sleeve, and at the same time, the copper sleeve has high precision requirements and wear will affect its installation effect.

[0005] In order to solve the above problems, the utility model adopts the following technical solutions:

[0006] A marine propulsion device copper sleeve, comprising:

[0007] A copper sleeve body, one end of which is fixedly connected to a flange, an annular groove is provided between the inner walls of the flange, and the other end of which is fixedly connected to an annular clamping block; and

[0008] The protection mechanism is arranged on the copper sleeve body and is used for protecting the copper sleeve body.

[0009] As a preferred solution of the utility model, the protection mechanism includes a protection layer, and two protection layers are provided in total, and the two protection layers are respectively provided on the inner and outer walls of the copper sleeve body.

[0010] As a preferred solution of the utility model, each of the protective layers includes a high temperature resistant layer and a wear resistant layer, the two high temperature resistant layers are respectively fixedly connected to the inner and outer walls of the copper sleeve body, and the outer wall of each high temperature resistant layer is fixedly connected with a wear resistant layer.

[0011] As a preferred solution of the utility model, oil grooves are provided on the inner wall and the outer wall of the copper sleeve body.

[0012] As a preferred solution of the utility model, a plurality of oil filling holes are opened on the outer wall of the copper sleeve body, and each oil filling hole is connected to the oil grooves on the inner and outer walls of the copper sleeve body.

[0013] As a preferred solution of the utility model, slopes are provided at both ends of each of the oil filling holes.

[0014] Beneficial Effects

[0015] Compared with the prior art, the utility model provides a marine propulsion device copper sleeve having the following

[0016] Beneficial effects:

[0017] 1. In this solution, the flange facilitates the installation and connection of the copper sleeve body, and the annular groove on the flange is adapted to the annular block on the copper sleeve body, which facilitates the batch transportation of the copper sleeve body by docking the annular groove with the annular block to stably place the copper sleeve body, avoid wear during transportation, and improve its transportation safety. At the same time, the protective mechanism is used to protect the copper sleeve body and improve its use effect.

[0018] 2. In this scheme, the high temperature resistant layer is used to improve the high temperature resistance of the copper sleeve body to avoid the high temperature affecting the use of the copper sleeve body. The wear-resistant layer is used to further improve the wear resistance of the copper sleeve body to avoid wear during transportation and installation, thereby improving its safety in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the utility model;

[0020] Figure 2 It is a second perspective stereogram of the utility model;

[0021] Figure 3 It is a cross-sectional view of the utility model;

[0022] Figure 4 For this utility model Figure 3 Enlarged view of point A in the middle.

[0023] Description of the numbers in the figure:

[0024] 1. Copper sleeve body; 2. Flange; 3. Annular groove; 4. Annular block; 5. Protective layer; 501. High temperature resistant layer; 502. Wear resistant layer; 6. Oil groove; 7. Oil filling hole; 8. Slope. DETAILED DESCRIPTION

[0025] The following will clearly and completely describe the technical solutions in the embodiments of the utility model in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example:

[0027] See also Figure 1-4 , a marine propulsion device copper sleeve, comprising:

[0028] A copper sleeve body 1, one end of which is fixedly connected to a flange 2, an annular groove 3 is provided between the inner walls of the flange 2, and the other end of the copper sleeve body 1 is fixedly connected to an annular clamping block 4; and

[0029] The protection mechanism is arranged on the copper sleeve body 1 and is used for protecting the copper sleeve body 1 .

[0030] In the embodiment, the flange 2 facilitates the installation and connection of the copper sleeve body 1, and the annular groove 3 on the flange 2 is adapted to the annular block 4 on the copper sleeve body 1, so that during the batch transportation of the copper sleeve body 1, the annular groove 3 is docked with the annular block 4 to stably place the copper sleeve body 1, thereby avoiding wear during transportation and improving its transportation safety. At the same time, the protective mechanism is used to conveniently protect the copper sleeve body 1 and improve its use effect.

[0031] Please combine the specific Figure 3-4 As shown, the protection mechanism includes a protection layer 5 , and two protection layers 5 are provided. The two protection layers 5 are respectively provided on the inner and outer walls of the copper sleeve body 1 .

[0032] In this embodiment, two protective layers 5 are provided, and the two protective layers 5 are respectively adapted to the inner and outer walls of the copper sleeve body 1, thereby improving the use effect of the protective mechanism.

[0033] Please combine the specific Figure 4 As shown, each protective layer 5 includes a high temperature resistant layer 501 and a wear-resistant layer 502 . The two high temperature resistant layers 501 are fixedly connected to the inner and outer walls of the copper sleeve body 1 , respectively, and the outer wall of each high temperature resistant layer 501 is fixedly connected to the wear-resistant layer 502 .

[0034] In this embodiment, the high temperature resistant layer 501 is used to improve the high temperature resistance of the copper sleeve body 1 to prevent high temperature from affecting the use of the copper sleeve body 1. The wear-resistant layer 502 is used to further improve the wear resistance of the copper sleeve body 1 to prevent wear during transportation and installation, thereby improving its safety in use.

[0035] Please combine the specific Figure 1-3 As shown, the inner wall and the outer wall of the copper sleeve body 1 are both provided with oil grooves 6.

[0036] In this embodiment, the oil grooves 6 are respectively distributed on the inner and outer walls of the copper sleeve body 1 , so as to facilitate the lubricating oil to enter the inner and outer walls of the copper sleeve body 1 and to facilitate balancing the friction coefficient of the copper sleeve body 1 .

[0037] Please combine the specific Figure 1-2 and Figure 4As shown, a plurality of oil injection holes 7 are provided on the outer wall of the copper sleeve body 1 , and each of the oil injection holes 7 is connected to the oil grooves 6 on the inner and outer walls of the copper sleeve body 1 .

[0038] In this embodiment, the lubricating oil is conveniently injected into the oil groove 6 through the oil filling hole 7, so as to facilitate the balance of the friction coefficient of the copper sleeve body 1.

[0039] Please combine the specific Figure 4 As shown, slopes 8 are provided at both ends of each oil filling hole 7 .

[0040] In this embodiment, the slope 8 can be used to guide the lubricating oil inside the oil filling hole 7, thereby improving its use effect.

[0041] Working principle: When in use, the flange 2 facilitates the installation and connection of the copper sleeve body 1, and the annular groove 3 on the flange 2 is adapted to the annular block 4 on the copper sleeve body 1, so that during the batch transportation of the copper sleeve body 1, the annular block 4 is connected to the annular groove 3 to stably place the copper sleeve body 1, thereby avoiding wear during transportation and improving its transportation safety. The high temperature resistant layer 501 improves the high temperature resistance of the copper sleeve body 1 to avoid high temperature affecting the use of the copper sleeve body 1, and the wear resistant layer 502 further improves the wear resistance of the copper sleeve body 1 to avoid wear during transportation and installation and improve its use effect.

[0042] The control method of the present invention is to control by manually starting and closing the switch. The wiring diagram of the power element and the provision of power supply are common knowledge in the field, and the present invention is mainly used to protect mechanical devices, so the present invention will not explain the control method and wiring arrangement in detail.

[0043] The above is only a preferred specific implementation method of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed by the utility model according to the technical solution and improved ideas of the utility model, which should be included in the protection scope of the utility model.

Claims

1. A copper sleeve for a marine propulsion device, characterized in that: include: A copper sleeve body (1), one end of the copper sleeve body (1) is fixedly connected to a flange (2), an annular groove (3) is provided between the inner walls of the flange (2), and the other end of the copper sleeve body (1) is fixedly connected to an annular clamping block (4); and A protection mechanism is arranged on the copper sleeve body (1) and is used to protect the copper sleeve body (1); The protection mechanism comprises a protection layer (5), two protection layers (5) are provided in total, and the two protection layers (5) are respectively provided on the inner and outer walls of the copper sleeve body (1).

2. A marine propulsion device copper sleeve according to claim 1, characterized in that: Each of the protective layers (5) comprises a high temperature resistant layer (501) and a wear-resistant layer (502); the two high temperature resistant layers (501) are respectively fixedly connected to the inner and outer walls of the copper sleeve body (1); and the outer wall of each high temperature resistant layer (501) is fixedly connected to the wear-resistant layer (502).

3. A marine propulsion device copper sleeve according to claim 2, characterized in that: The inner wall and the outer wall of the copper sleeve body (1) are both provided with oil passage grooves (6).

4. A marine propulsion device copper sleeve according to claim 3, characterized in that: The outer wall of the copper sleeve body (1) is provided with a plurality of oil injection holes (7), and each oil injection hole (7) is connected to the oil groove (6) on the inner and outer walls of the copper sleeve body (1).

5. A marine propulsion device copper sleeve according to claim 4, characterized in that: Both ends of each of the oil injection holes (7) are provided with slopes (8).

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