CN218489889U - Stern machine reversing device - Google Patents
Stern machine reversing device Download PDFInfo
- Publication number
- CN218489889U CN218489889U CN202222975475.5U CN202222975475U CN218489889U CN 218489889 U CN218489889 U CN 218489889U CN 202222975475 U CN202222975475 U CN 202222975475U CN 218489889 U CN218489889 U CN 218489889U
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- bevel gear
- input shaft
- sleeve
- output shaft
- piece
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Abstract
The utility model provides a stern machine switching-over device, which comprises a housin, the input shaft, the output shaft, coupling assembling, the switching-over piece, the input shaft is used for power input with the ship machine linkage, coupling assembling is used for connecting input shaft and output shaft, the output shaft sets up along the coplanar with the input shaft perpendicularly, coupling assembling is including setting up in output epaxial transmission bevel gear, with transmission bevel gear meshing and rotate connect in the first bevel gear of input shaft and with the second bevel gear meshing rotation in the second bevel gear of input shaft, first bevel gear sets up in the output shaft both sides with the second bevel gear symmetry, the switching-over piece is fixed with input shaft circumference and slides along the input shaft axis and connects in the input shaft, the switching-over piece both ends can be first bevel gear of joint and second bevel gear respectively. The utility model discloses can advance the switching-over that can realize stern machine power transmission in that the casing is inside, need not externally additionally set up the gear box of shifting to make overall structure compacter.
Description
Technical Field
The utility model relates to a stern machine equipment technical field especially relates to a stern machine switching-over device.
Background
The stern machine is usually used as a connecting plate to connect the ship machine and the propeller, so that the ship moves under the action of the propeller, a plurality of stern machines are usually adopted in the existing ship to be matched with the propeller to be used as a driving piece to drive the ship to move, the rotation direction of the propeller is usually required to be adjusted by changing the transmission direction of the stern machine in the moving process of the ship, and therefore the advancing direction of the ship is changed, and the existing stern machine is usually required to be externally connected with a gear shifting box to change the transmission direction of the stern machine when being connected with the ship machine.
At present, chinese patent publication No. CN207089621U discloses a small-sized stern machine for a ship capable of quickly tilting and steering, which includes a mounting bracket mounted on a stern plate, and is characterized in that an input shaft sleeve is provided on the mounting bracket, one end of a universal transmission shaft penetrates through the input shaft sleeve to be connected with an engine, the other end of the universal transmission shaft is provided with a universal coupling, the universal coupling is connected with a shift gearbox, the shift gearbox is connected with a propeller through a transmission bracket and a change gear box in sequence, the transmission bracket is connected with the mounting bracket through a steering and upwarping bracket, the transmission bracket is further provided with a direction control lever, a shift handle is provided on the shift gearbox, the shift handle is connected with one end of a locking block through a pull rod, the other end of the locking block is provided with a locking hook, a pin shaft is provided at the lower part of the mounting bracket, a reverse gear hook matched with the pin shaft is hinged on the steering and upwarping bracket, and the other end of the reverse gear hook is matched with the locking hook.
The small-sized marine stern machine realizes the change of the transmission direction of the stern machine through the gear shifting gear box, but the space occupied by the whole structure of the stern machine is enlarged due to the large space occupied by the gear box, so that the stern machine and a ship body are inconvenient to install, and the small-sized marine stern machine is difficult to be applied to ships with compact space.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art, an object of the present invention is to provide a stern machine reversing device for solving the problem that a stern machine needs an external gear shifting gear box to occupy a large space in the prior art.
For realizing above-mentioned purpose and other relevant purpose, the utility model provides a stern machine switching-over device, including casing, input shaft, output shaft, coupling assembling, switching-over piece, the input shaft is used for power input with the ship machine linkage, coupling assembling is used for connecting input shaft and output shaft, the output shaft sets up along the coplanar is perpendicular with the input shaft, coupling assembling is including setting up in output epaxial transmission bevel gear, with transmission bevel gear meshing and rotate the first bevel gear of connection in the input shaft and with transmission bevel gear meshing rotation in the second bevel gear of input shaft, first bevel gear sets up in the output shaft both sides with the second bevel gear symmetry, the switching-over piece slides along the input shaft axis with input shaft circumference is fixed and is connected in the input shaft, the switching-over piece both ends can joint first bevel gear of joint and second bevel gear respectively.
Through adopting above-mentioned technical scheme, because first bevel gear sets up in the output shaft both sides with the second bevel gear symmetry, can realize the corotation of output shaft when first bevel gear drives transmission bevel gear and rotates, when second bevel gear drives transmission bevel gear and rotates, can realize the reversal of output shaft, rethread switching-over piece makes input shaft and first bevel gear or second bevel gear fixed connection, thereby the direction of rotation of control output shaft, thereby can advance the switching-over that can realize the transmission of stern machine power through the cooperation of coupling assembling with the switching-over piece inside the casing, need not additionally set up the gear shifting box outside, thereby make overall structure compacter, the installation of the stern machine on the hull of being more convenient for, improve the application scope of stern machine.
In an embodiment of the utility model, the input shaft is located and the sleeve that is located between first bevel gear and the second bevel gear is located including the cover to the switching-over piece and set up respectively in the jack catch that the sleeve both ends are used for the first bevel gear of joint or second bevel gear terminal surface, the jack catch is provided with a plurality of duplex winding sleeve axis evenly distributed.
Through adopting above-mentioned technical scheme, slide on the input shaft surface through the sleeve, the jack catch at rethread sleeve both ends to can be connected with different bevel gears according to telescopic different slip directions, thereby control transmission bevel gear's transmission direction, through setting up a plurality of jack catches, can make the joint of sleeve and first bevel gear or second bevel gear more stable moreover.
In an embodiment of the utility model, first bevel gear and second bevel gear all are provided with the draw-in groove with jack catch shape adaptation towards one side of switching-over piece, make jack catch and draw-in groove intermeshing.
Through adopting above-mentioned technical scheme, through draw-in groove and draw-in groove shape adaptation intermeshing, can be difficult for breaking away from with the draw-in groove at transmission in-process jack catch, moreover at the sleeve switching-over in-process that slides, the jack catch can be more quick with the draw-in groove adaptation, improved the efficiency of shifting.
In an embodiment of the present invention, the engaging surface of the clamping groove and the engaging surface of the clamping jaw are inclined, and the included angle between the engaging surface of the clamping groove and the reference surface is 3-5 °.
Through adopting above-mentioned technical scheme, further guarantee at the transmission in-process through personally submitting the meshing slope setting, the jack catch can not break away from with the draw-in groove, guarantees driven stability.
In an embodiment of the present invention, the sleeve is connected to the input shaft through a spline, so that the sleeve slides along the axial direction of the input shaft.
Through adopting above-mentioned technical scheme, adopt spline connection sleeve and input shaft to guarantee that sleeve and input shaft are in circumference fixed state, the sleeve only can slide along the axial of input shaft, further guarantees that under the high-speed pivoted condition of input shaft, the sleeve can not take place the skew, guarantees driven stability.
In an embodiment of the utility model, still including setting up the subassembly of controlling that is used for controlling the switching-over piece displacement on the casing, control the subassembly including set up in the lantern ring of sleeve central symmetry plane, with lantern ring fixed connection and extend to the outside connecting rod of casing and set up in the connecting plate that the connecting rod outer end is connected with the ship machine driving lever of shifting, the connecting rod slides along telescopic axis and connects in the casing.
Through adopting above-mentioned technical scheme, through setting up the operation subassembly, can control the switching-over of stern machine by the casing outside, it is more convenient to make control, can control indoor control with connecting plate and ship and be connected to can realize quick switching-over.
In an embodiment of the present invention, a fastening member for fixing the connecting rod and the housing is further disposed on the connecting rod.
Through adopting above-mentioned technical scheme, can make connecting rod and casing fixed connection through the fastener after the switching-over, prevent at the condition that the switching-over piece takes place to shift off owing to the vibration in transmission process, make the transmission more stable.
In an embodiment of the present invention, the first bevel gear and the second bevel gear are respectively rotatably connected to the housing and the input shaft through a plurality of bearings, and the input shaft is further provided with a fixing member for limiting the first bevel gear and the second bevel gear to slide along the axial direction of the input shaft.
By adopting the technical scheme, the first bevel gear or the second bevel gear can be driven more stably in the transmission process, and the situation of dislocation or gear disengagement is not easy to occur.
As above, the utility model discloses a stern machine switching-over device has following beneficial effect: because first bevel gear sets up in the output shaft both sides with the second bevel gear symmetry, can realize the corotation of output shaft when first bevel gear drives transmission bevel gear and rotates, when second bevel gear drives transmission bevel gear and rotates, can realize the reversal of output shaft, rethread reversing element makes input shaft and first bevel gear or second bevel gear fixed connection, thereby the direction of rotation of control output shaft, thereby can advance the switching-over that can realize the transmission of stern machine power in the casing inside through the cooperation of coupling assembling and reversing element, need not additionally set up the gear box of shifting externally, thereby make overall structure compacter, the installation of stern machine on the hull of being more convenient for, improve the application scope of stern machine.
Drawings
Fig. 1 shows a cross-sectional view of the overall structure in an embodiment of the invention;
fig. 2 shows a cross-sectional view of a reversing element in an embodiment of the invention;
fig. 3 is a front view of a direction changing member according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a connection assembly according to an embodiment of the present invention.
Description of the element reference numerals
1. A housing; 2. an input shaft; 3. an output shaft; 4. a connecting assembly; 5. a drive bevel gear; 6. a first bevel gear; 7. a second bevel gear; 8. a fixing member; 9. a reversing member; 10. a sleeve; 11. a claw; 12. an operating component; 13. a collar; 14. a connecting rod; 15. a connecting plate; 16. a fastener.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 4. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1, the utility model provides a stern machine switching-over device, connect including casing 1, rotation and be used for connecting the input shaft 2 of ship machine in casing 1, carry the output shaft 3 of screw and the coupling assembling 4 of connecting input shaft 2 and output shaft 3 with power.
As shown in fig. 4, the connecting assembly 4 is disposed between the input shaft 2 and the output shaft 3, the connecting assembly 4 includes a transmission bevel gear 5 fixedly connected to the upper end of the output shaft 3 for transmitting power, a first bevel gear 6 engaged with the transmission bevel gear 5 and rotatably connected to the input shaft 2, and a second bevel gear 7 engaged with the transmission bevel gear 5 and rotatably connected to the input shaft 2, the first bevel gear 6 and the second bevel gear 7 are respectively symmetrically disposed on two sides of the output shaft 3, and the first bevel gear 6 and the second bevel gear 7 are both rotatably connected to the input shaft 2 around the axis of the input shaft 2.
Because the first bevel gear 6 and the second bevel gear 7 are symmetrically arranged on two sides of the output shaft 3 and are respectively meshed with the transmission bevel gear 5, when the transmission bevel gear 5 is driven by the first bevel gear 6 and the second bevel gear 7 to move, the transmission directions are opposite.
The inner sides of the first bevel gear 6 and the second bevel gear 7 are rotatably connected with the input shaft 2 through bearings, the outer sides of the first bevel gear 6 and the second bevel gear 7 are also provided with bearings rotatably connected with the shell 1, the input shaft 2 is further provided with a fixing piece 8 for limiting the first bevel gear 6 and the second bevel gear 7 to slide along the axial direction of the input shaft 2, the fixing piece 8 is an end cover, and the fixing piece 8 is in threaded connection with the first bevel gear 6 and the second bevel gear 7 and is rotatably connected with the shell 1.
As shown in fig. 2 and 3, the fixing member 8 is respectively disposed at the tail ends of the first bevel gear 6 and the second bevel gear 7, so that the first bevel gear 6 and the second bevel gear 7 are rotatably connected to the housing 1 and are limited in their axial displacement.
When the input shaft 2 rotates under the driving of the ship engine, the first bevel gear 6 and the second bevel gear 7 are rotationally connected with the input shaft 2, so that the input shaft 2 cannot drive the two bevel gears to rotate when rotating, and power cannot be transmitted to the output shaft 3, and the input shaft 2 is further provided with a reversing piece 9 for circumferentially fixing the input shaft 2 and the first bevel gear 6 or the second bevel gear 7.
The reversing piece 9 is connected to the input shaft 2 in an axial sliding manner along the input shaft 2, the reversing piece 9 comprises a sleeve 10 which is sleeved on the input shaft 2 and is positioned between the first bevel gear 6 and the second bevel gear 7, and clamping claws 11 which are respectively arranged at two ends of the sleeve 10 and are used for clamping the end faces of the first bevel gear 6 or the second bevel gear 7, and the clamping claws 11 are provided with a plurality of parts which are uniformly distributed around the axis of the sleeve 10.
Clamping grooves matched with the clamping jaws 11 in shape are formed in the sides, facing the reversing piece 9, of the first bevel gear 6 and the second bevel gear 7, the clamping jaws 11 can be meshed with the clamping grooves, the meshing surfaces of the clamping jaws 11 and the clamping grooves are obliquely arranged, and the included angle between the meshing surface of one sides of the clamping jaws 11 and the reference surface is 3-5 degrees.
The sleeve 10 is splined to the input shaft 2 such that the sleeve 10 slides axially along the input shaft 2.
When the stern machine is used, after the sleeve 10 slides along the axis of the input shaft 2 and is clamped with the first bevel gear 6, the input shaft 2 rotates under the driving of the ship machine, so that the input shaft 2 can transmit power to the output shaft 3 through the transmission of the first bevel gear 6 and the transmission bevel gear 5, the forward rotation of the output shaft 3 is realized, after the sleeve 10 slides along the other side and is clamped with the second bevel gear 7, the reverse rotation of the output shaft 3 can be realized, and the reversing of the stern machine can be realized by controlling the reversing piece 9.
The shell 1 is further provided with an operating assembly 12 for controlling the displacement of the reversing piece 9, the operating assembly comprises a lantern ring 13 arranged on the central symmetry plane of the sleeve 10, a connecting rod 14 fixedly connected with the lantern ring 13 and extending to the outside of the shell 1, and a connecting plate 15 arranged at the outer end of the connecting rod 14 and connected with a ship engine shift lever, and the connecting rod 14 is connected to the shell 1 in a sliding mode along the axis of the sleeve 10.
The direction change of the stern machine can be controlled from the outside of the casing 1, so that the control is more convenient, and the connecting plate 15 can be connected with a control part in a ship control chamber, so that the quick direction change can be realized.
The connecting rod 14 is further provided with a fastener 16 for fixing the connecting rod 14 and the shell 1, the fastener 16 is a quick plug, the fastener 16 is provided with two parts and respectively located at two gears of the reversing piece 9, the connecting rod 14 and the shell 1 can be fixedly connected through the fastener 16 when the reversing piece 9 is clamped with the first bevel gear 6, and the connecting rod 14 and the shell 1 can be fixedly connected through the fastener 16 when the reversing piece 9 is clamped with the second bevel gear 7.
The control console of fastener 16 hull is connected with an electrical signal, can remove the lock when shifting gears. When in use, the reversing of the stern machine can be realized under the condition of not arranging a gear box externally. To sum up, the utility model discloses various shortcomings in the prior art have effectively been overcome and high industry value has.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. The reversing device of the stern machine is characterized by comprising a shell, an input shaft, an output shaft, a connecting assembly and a reversing piece, wherein the input shaft is linked with a ship machine and used for power input, the connecting assembly is used for connecting the input shaft and the output shaft, the output shaft and the input shaft are vertically arranged along the same plane, the connecting assembly comprises a transmission bevel gear arranged on the output shaft, a first bevel gear meshed with the transmission bevel gear and rotationally connected to the input shaft, and a second bevel gear meshed with the transmission bevel gear and rotationally connected to the input shaft, the first bevel gear and the second bevel gear are symmetrically arranged on two sides of the output shaft, the reversing piece is circumferentially fixed with the input shaft and is connected to the input shaft in a sliding mode along the axis of the input shaft, and two ends of the reversing piece can be respectively clamped with the first bevel gear and the second bevel gear.
2. The stern machine reversing device according to claim 1, wherein: the reversing piece comprises a sleeve and clamping jaws, the sleeve is sleeved on the input shaft and located between the first bevel gear and the second bevel gear, the clamping jaws are respectively arranged at two ends of the sleeve and used for clamping the end face of the first bevel gear or the end face of the second bevel gear, and the clamping jaws are provided with a plurality of clamping jaws which are evenly distributed around the axis of the sleeve.
3. The stern machine reversing device according to claim 2, wherein: and clamping grooves matched with the clamping jaws in shape are formed in the first bevel gear and the second bevel gear towards one side of the reversing piece, so that the clamping jaws and the clamping grooves can be meshed with each other.
4. The stern machine reversing device according to claim 3, wherein: the engagement surface of the clamping jaw and the clamping groove is obliquely arranged, and the included angle between the engagement surface of the clamping jaw and one side of the clamping groove and the reference surface is 3-5 degrees.
5. The stern machine reversing device according to claim 2, wherein: the sleeve is connected with the input shaft through a spline, so that the sleeve slides along the axial direction of the input shaft.
6. The stern machine reversing device according to claim 1, wherein: still including setting up the subassembly of controlling that is used for controlling the switching-over piece displacement on the casing, control the subassembly including set up in the lantern ring of sleeve central symmetry plane, with lantern ring fixed connection and extend to the outside connecting rod of casing and set up in the connecting plate that the connecting rod outer end is connected with the ship machine driving lever of shifting, the connecting rod slides along telescopic axis and connects in the casing.
7. The stern machine reversing device according to claim 6, wherein: the connecting rod is also provided with a fastener for fixing the connecting rod and the shell.
8. The stern machine reversing device according to claim 1, wherein: the first bevel gear and the second bevel gear are respectively connected with the shell and the input shaft in a rotating mode through a plurality of bearings, and a fixing piece for limiting the first bevel gear and the second bevel gear to slide along the axial direction of the input shaft is further arranged on the input shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222975475.5U CN218489889U (en) | 2022-11-04 | 2022-11-04 | Stern machine reversing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222975475.5U CN218489889U (en) | 2022-11-04 | 2022-11-04 | Stern machine reversing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218489889U true CN218489889U (en) | 2023-02-17 |
Family
ID=85197242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222975475.5U Active CN218489889U (en) | 2022-11-04 | 2022-11-04 | Stern machine reversing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218489889U (en) |
-
2022
- 2022-11-04 CN CN202222975475.5U patent/CN218489889U/en active Active
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