CN211810184U

CN211810184U - Marine steering gear

Info

Publication number: CN211810184U
Application number: CN202020310173.4U
Authority: CN
Inventors: 樊朝杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-10-30
Anticipated expiration: 2030-03-13

Abstract

The utility model relates to a direction machine, concretely relates to marine direction machine, including last casing, lower casing and dabber, the internal lateral wall circumference of inferior valve is equipped with the ring gear, the casing bottom is located ring gear center department and is equipped with first shaft hole down, it is equipped with the fluted disc to go up between casing and the lower casing, fluted disc disk body outer peripheral face evenly is equipped with outer ring gear, the fluted disc center is equipped with the second shaft hole, the fluted disc is close to fixed being equipped with of casing one side down and evenly arranges three gear shaft around the second shaft hole, gear shaft axle journal outside cover is equipped with the planetary gear with ring engagement, be equipped with the guide slot between outer ring gear and the internal lateral wall of inferior valve, the dabber runs through third shaft hole, second shaft hole and first shaft hole in proper order from last casing outside, the dabber is located and is equipped with the drive.

Description

Marine steering gear

Technical Field

The utility model relates to a steering gear, concretely relates to marine steering gear.

Background

The existing steering gear used on the ship mostly adopts a hydraulic power-assisted steering gear, the later maintenance is inconvenient, hydraulic oil needs to be added according to the schedule, the steering gear can cause the direction failure of the ship and cause potential safety hazards when the hydraulic steering gear is in oil shortage or oil leakage, the steering gear is convenient to use, and the cost of the hydraulic power-assisted steering gear is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of above-mentioned technique, provide a marine steering wheel machine.

In order to solve the technical problem, the technical proposal provided by the utility model is a marine steering gear, which comprises an upper shell, a lower shell and a mandrel, the inner side wall of the lower shell is circumferentially provided with an inner gear ring, the bottom of the lower shell is provided with a first shaft hole at the center of the inner gear ring, a fluted disc is arranged between the upper shell and the lower shell, outer gear rings are uniformly arranged on the peripheral surface of the fluted disc body, a second shaft hole is arranged at the center of the fluted disc, three gear shafts are fixedly arranged on one side of the fluted disc close to the lower shell and evenly distributed around the second shaft hole, a planetary gear meshed with the inner gear ring is sleeved on the outer side of the gear shaft neck, a guide groove is arranged between the outer gear ring and the inner side wall of the lower shell, the dabber runs through third shaft hole, second shaft hole and first shaft hole in proper order from last casing outside, the dabber is located and is equipped with the drive gear with planetary gear cooperation meshing between lower casing and the fluted disc.

As an improvement, the side wall of the lower shell is provided with a flexible shaft interface.

As an improvement, a threaded flexible shaft which is meshed with the outer gear ring is arranged in the guide groove, and two ends of the threaded flexible shaft respectively extend out of the shell from the flexible shaft interface.

As an improvement, a boss is arranged at the third shaft hole of the upper shell.

As an improvement, one end of the mandrel, which is far away from the driving gear, is provided with a mounting thread.

As an improvement, the upper shell and the lower shell are fixedly connected through bolts.

Compared with the prior art, the utility model the advantage lie in:

1. the structure is simple, and the installation and later maintenance costs are low;

2. because hydraulic oil does not need to be added as a hydraulic power-assisted steering gear, the dangers of direction failure of the ship and the like caused by oil shortage or oil leakage are avoided.

Drawings

FIG. 1 is a schematic view of a marine steering gear;

FIG. 2 is a schematic view of the internal structure of a marine steering gear;

FIG. 3 is a schematic view of the internal gear connection of the marine steering gear;

FIG. 4 is a schematic view of the lower housing construction;

FIG. 5 is a schematic view of the connection of the toothed disc to the planetary gears;

fig. 6 is a schematic view of the upper housing structure.

As shown in fig. 1-6: 1. the gear comprises an upper shell, 101, a third shaft hole, 102, a boss, 2, a lower shell, 201, an inner gear ring, 202, a first shaft hole, 203, a flexible shaft interface, 3, a fluted disc, 301, an outer gear ring, 302, a gear shaft, 303, a second shaft hole, 4, a planetary gear, 5, a mandrel, 501, a driving gear, 502, mounting threads, 6, a threaded flexible shaft, 7 and a guide groove.

Detailed Description

The following will explain the steering gear box of the present invention in further detail with reference to the attached drawings.

With reference to the attached drawings 1-6, the marine steering gear comprises an upper shell 1, a lower shell 2 and a mandrel 5, an inner gear ring 201 is circumferentially arranged on the inner side wall of the lower shell 2, a first shaft hole 202 is arranged at the bottom of the lower shell 2 and positioned at the center of the inner gear ring 201, a fluted disc 3 is arranged between the upper shell 1 and the lower shell 2, an outer gear ring 301 is uniformly arranged on the peripheral surface of the fluted disc 3, a second shaft hole 303 is formed in the center of the fluted disc 3, three gear shafts 302 are fixedly arranged on one side of the fluted disc 3 close to the lower shell 1 and evenly distributed around the second shaft hole 303, the outer side of the shaft neck of the gear shaft 302 is sleeved with a planetary gear 4 meshed with the inner gear ring 201, a guide groove 7 is arranged between the outer gear ring 301 and the inner side wall of the lower shell 2, the mandrel 5 sequentially penetrates through the third shaft hole 101, the second shaft hole 303 and the first shaft hole 202 from the outside of the upper shell 1, and a driving gear 501 which is matched and meshed with the planetary gear 4 is arranged between the lower shell 2 and the fluted disc 3 of the mandrel 5.

As a preferred embodiment of this embodiment, the side wall of the lower housing 2 is provided with a flexible shaft interface 203.

As a preferred embodiment of this embodiment, a groove of the guide groove 7 is provided with a threaded flexible shaft 6 engaged with the outer gear ring 301, and two ends of the threaded flexible shaft 6 respectively extend out of the housing from the flexible shaft interface 203.

As a preferred embodiment of the present embodiment, the upper shell 1 is provided with a boss 102 at the third shaft hole 101.

As a preferred embodiment of the present embodiment, the end of the mandrel 5 away from the driving gear 501 is provided with a mounting thread 502.

As a preferred embodiment of the present embodiment, the upper casing 1 and the lower casing 2 are fixedly connected by bolts.

The utility model discloses when concrete implementation, set up in the installation screw thread 502 department installation steering wheel of 5 axle heads of dabber, drive dabber 5 through rotating the steering wheel and rotate, drive gear 501 drives three planetary gear 4 and rotates around ring gear 201, and planetary gear 4 drives fluted disc 3 through gear shaft 302 and rotates, and fluted disc 3 drives the motion of screw thread flexible axle 6 through outer ring gear 301.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a marine steering wheel machine, includes casing (1), casing (2) and dabber (5) down, its characterized in that: the inner side wall of the lower shell (2) is circumferentially provided with an inner gear ring (201), the bottom of the lower shell (2) is positioned at the center of the inner gear ring (201) and is provided with a first shaft hole (202), a gear disc (3) is arranged between the upper shell (1) and the lower shell (2), the outer peripheral surface of the disc body of the gear disc (3) is uniformly provided with an outer gear ring (301), the center of the gear disc (3) is provided with a second shaft hole (303), one side of the gear disc (3) close to the lower shell (2) is fixedly provided with three gear shafts (302) uniformly distributed around the second shaft hole (303), the outer side of the shaft neck of each gear shaft (302) is sleeved with a planetary gear (4) meshed with the inner gear ring (201), a guide groove (7) is arranged between the outer gear ring (301) and the inner side wall of the lower shell (2), and the mandrel (5) sequentially penetrates, and a driving gear (501) which is matched and meshed with the planetary gear (4) is arranged between the lower shell (2) and the fluted disc (3) of the mandrel (5).

2. A marine steering gear according to claim 1, wherein: the side wall of the lower shell (2) is provided with a flexible shaft interface (203).

3. A marine steering gear according to claim 2, wherein: the guide groove (7) is internally provided with a threaded flexible shaft (6) which is meshed with the outer gear ring (301), and two ends of the threaded flexible shaft (6) respectively extend out of the shell from the flexible shaft interface (203).

4. A marine steering gear according to claim 1, wherein: a boss (102) is arranged at the third shaft hole (101) of the upper shell (1).

5. A marine steering gear according to claim 1, wherein: and one end of the mandrel (5) far away from the driving gear (501) is provided with a mounting thread (502).

6. A marine steering gear according to claim 1, wherein: the upper shell (1) is fixedly connected with the lower shell (2) through bolts.