CN218368247U

CN218368247U - Marine gear box with long service life

Info

Publication number: CN218368247U
Application number: CN202222712056.2U
Authority: CN
Inventors: 吴雄飞; 吴准贤
Original assignee: Changshu Hongqiao Cast Steel Co ltd
Current assignee: Changshu Hongqiao Cast Steel Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-01-24
Anticipated expiration: 2032-10-14

Abstract

The utility model relates to a gear box field discloses a long service life's marine gear box, including lower casing case, the equal threaded connection in lower casing roof portion both ends has the bolt, the equal threaded connection of bolt is in upper casing bottom of the case portion both ends, the equal fixedly connected with protection network in compressor housing rear end, the inside flabellum that all is provided with of protection network. The utility model discloses in, there is the bolt through the equal threaded connection in inferior valve box top both ends, the equal threaded connection of bolt has both ends in last casing bottom of the case portion, the fixed of steamer gear box has been realized, the work of steamer gear has not only been ensured, also bring the sense of security for the personnel in the work, through the equal fixedly connected with protection network in compressor housing rear end, the inside flabellum that all is provided with of protection network, realized the inside heat dissipation to the marine gear box, the thermal inductance of staff at the marine gear box side has been alleviateed, the multi-functionalization of marine gear box has been realized in each parts combined operation.

Description

Marine gear box with long service life

Technical Field

The utility model relates to a gear box field especially relates to a long service life's marine gear box.

Background

The gearbox is common in life and has a wide application range, for example, the gearbox is applied to a ship driving group, namely the gearbox for the ship, the gearbox for the ship is an important mechanical part which is widely applied to the ship driving group, and the gearbox for the ship is mainly used for transmitting power generated by a gear under the action of water vapor to a propeller to enable the propeller to obtain a corresponding rotating speed so that the ship can sail on the water surface.

The existing marine gearbox in the existing market has two defects when in use, firstly, the existing marine gearbox is not convenient to mount and dismount, and secondly, the existing marine gearbox cannot filter air well.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the marine gear box of a long service life who proposes, through the bolt connection of each part, threaded connection and fixed connection, when bringing the installation facility for the marine gear box, through the equipment and the operation of each part again, the life of marine gear box has been prolonged, steamship user's cost of maintenance has been practiced thrift, the multi-functionalization of marine gear box has not only been realized, bring the convenience of installation for the staff simultaneously, make it more simple and convenient in installation operation process, the save time cost.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the marine gearbox comprises a lower casing, bolts are in threaded connection with two ends of the top of the lower casing, the bolts are in threaded connection with two ends of the bottom of an upper casing, evenly-distributed positioning holes are formed in the front end of the upper casing, the positioning holes are evenly distributed on a front plate, bolts of the front plate are provided with positioning bolts, the positioning bolts are in threaded connection with pin keys, the pin keys are fixedly connected to two ends of the middle of an air filter screen, a radiator is arranged at the bottom of the air filter screen, evenly-distributed condenser pipes are arranged inside the radiator, the bottom end of each condenser pipe is connected to the front end of each bolt through a fixing key bolt, a connecting pipe is arranged at the rear end of each bolt of the pin pipe, a return pipe is inserted into the rear end of each connecting pipe, a sleeve pipes are inserted into the tail ends of the return pipes, the sleeve pipes are fixedly connected to the upper end and the lower end of a turbine, a pressure bearing plate is arranged at the top end of the turbine, fixing bolts are in threaded connection with two ends of the top of the pressure bearing plate, exhaust valves are arranged at the bottoms of the fixing bolts, heat valves are arranged at the right ends of the exhaust valves, floating bearings are fixedly connected with floating bearings, a pressure air compressor, and a protective net is arranged inside of a fan shell.

Through the technical scheme, bolts are in threaded connection with both ends of the top of the lower shell and are in threaded connection with both ends of the bottom of the upper shell, so that the steamship gear box is fixed, the work of steamship gears is guaranteed, and the safety of workers is brought, the front end of the upper shell is provided with uniformly distributed positioning holes which are uniformly distributed on the front plate, the front plate is provided with positioning bolts, the positioning bolts are in threaded connection with pin keys, the pin keys are fixedly connected with both ends of the middle part of the air filter screen, so that the rapid installation of the air filter screen is realized, the time cost is saved for the workers, the bottom of the air filter screen is provided with a radiator, and condenser pipes which are uniformly distributed are arranged in the radiator, condenser pipe bottom is passed through the fixed key bolt on bolt pipe front end, bolt pipe rear end bolt has the connecting pipe, the back flow has all been pegged graft to the connecting pipe rear end, realized the cooling to marine gear box, loaded down with trivial details operating pressure has been alleviateed for the maintainer, all be provided with discharge valve through the gim peg bottom, the discharge valve right-hand member all is provided with the heat absorption valve, the equal fixedly connected with floating bearing in heat absorption valve rear end, the equal fixedly connected with compressor housing in floating bearing rear end, the equal fixedly connected with protection network in compressor housing rear end, the inside flabellum that all is provided with of protection network, the inside heat dissipation to marine gear box has been realized, the thermal inductance at the staff of marine gear box has been alleviateed.

Furthermore, an air inlet hole is formed in the top of one end, close to the air filter screen, of the air filter screen, air delivery pipes are inserted into the rear ends of the air inlet holes, fasteners are fixedly connected to the tail ends of the air delivery pipes, and screws are connected to the top ends of the fasteners in a threaded mode;

through above-mentioned technical scheme, not only realized the physics cooling to marine gear box, still fixed the air-supply line etc. and provided the safety guarantee for the staff.

Furthermore, a lubricating oil tank is arranged at the rear end of the air filter screen, a fuel tank cover is arranged on the right side of the top end of the lubricating oil tank, and an oil delivery pipe is fixedly connected to the rear part of the top end of the lubricating oil tank;

through the technical scheme, the gear is lubricated, and the maintenance time of maintenance personnel is saved.

Furthermore, a bypass valve is connected to the top end of the floating bearing in a threaded manner, an air outlet pipe is connected to the top end of the bypass valve in a plug-in manner, and an air outlet hole is formed in the front end of the air outlet pipe in a plug-in manner;

through the technical scheme, the natural wind cooling of the marine gear box is realized, the marine gear is cooled in an accelerated manner, and a certain cool feeling is brought to workers beside the marine gear.

Furthermore, the tail ends of the condensation pipes are all connected with sealing sleeves in a plug-in manner;

through the technical scheme, the backflow of the condensing device is realized, the temperature in the marine gearbox is reduced, and meanwhile, the cost is saved for a steamship user.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, there is the bolt through the equal threaded connection in inferior valve box top both ends, the equal threaded connection of bolt has both ends in epitheca bottom of the case portion, the fixed of steamer gear box has been realized, not only ensured the work of steamer gear, also bring the sense of security for personnel in the work, be provided with evenly distributed's locating hole through epitheca case front end, the equal evenly distributed of locating hole is on leading board, leading board bolt has the locating bolt, the equal threaded connection of locating bolt is on the bolt key, the equal fixed connection of bolt key is at airstrainer middle part both ends, airstrainer's quick installation has been realized, time cost is saved for the staff, airstrainer bottom is provided with the radiator, the inside condenser pipe that is provided with evenly distributed of radiator, the condenser pipe bottom is through the fixed key bolt on the bolt pipe front end, bolt pipe rear end has the connecting pipe, the connecting pipe rear end all pegs graft and has the back flow, the cooling to the gear box of marine, the maintenance personnel have lightened loaded down with trivial details working pressure work pressure for the maintenance, all be provided with discharge valve bottom the discharge valve through the fixed heat valve that the protection network behind the heat absorption valve, the equal fixed floating bearing that is connected with the floating bearing of heat dissipation valve rear end, the floating bearing is realized the thermal protection network, the inside gearbox that the thermal insulation of the thermal insulation personnel has all pressed the thermal insulation is used the gear box, the thermal insulation side.

2. The utility model discloses in, there is the bypass valve through floating bearing top threaded connection, there is the tuber pipe through bypass valve top bolt connection, it has the exhaust vent to peg graft through the tuber pipe front end, the natural wind cooling of marine gear box has been realized, make marine gear cool off with higher speed, bring certain cool and refreshing sense for the staff on its side, there is the seal cover through the terminal equal bolt connection of condenser pipe, condensing equipment's backward flow has been realized, when reducing the inside temperature of marine gear box, the cost has been saved for the steamer user again.

Drawings

FIG. 1 is a perspective view of a marine gearbox with a long service life according to the present invention;

FIG. 2 is a rear right view of the interior of a marine gearbox having a long service life according to the present invention;

fig. 3 is an internal plan view of the marine gearbox with a long service life provided by the present invention.

Illustration of the drawings:

1. heat dissipation holes; 2. positioning bolts; 3. an upper shell case; 4. a bolt; 5. a lower shell case; 6. a front panel; 7. positioning holes; 8. a lubricating oil tank; 9. a latch key; 10. a heat sink; 11. a condenser tube; 12. a fixed key; 13. a latch tube; 14. an air outlet; 15. a connecting pipe; 16. a fan blade; 17. an exhaust valve; 18. a turbine; 19. an air outlet pipe; 20. an oil delivery pipe; 21. a fuel tank cap; 22. a pipe joint; 23. a fastener; 24. a wind delivery pipe; 25. an air filter screen; 26. a screw; 27. a fixing bolt; 28. a bypass valve; 29. a return pipe; 30. a sleeve; 31. a heat absorption valve; 32. a floating bearing; 33. a compressor housing; 34. a protective net; 35. an air inlet hole; 36. a pressure bearing plate; 37. and (5) sealing the sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a marine gearbox with long service life comprises a lower casing box 5, wherein both ends of the top of the lower casing box 5 are in threaded connection with bolts 4, the bolts 4 are in threaded connection with both ends of the bottom of an upper casing box 3, the front end of the upper casing box 3 is provided with positioning holes 7 which are uniformly distributed, the positioning holes 7 are uniformly distributed on a front plate 6, bolts of the front plate 6 are provided with positioning bolts 2, the positioning bolts 2 are in threaded connection with bolt keys 9, the bolt keys 9 are fixedly connected with both ends of the middle part of an air filter screen 25, the bottom of the air filter screen 25 is provided with a radiator 10, the radiator 10 is internally provided with condenser pipes 11 which are uniformly distributed, the bottom end of each condenser pipe 11 is inserted on the front end of a bolt pipe 13 through a fixed key 12, the rear end of the bolt pipe 13 is provided with a connecting pipe 15, the rear end of each connecting pipe 15 is inserted with a return pipe 29, the tail end of each return pipe 29 is inserted with a sleeve pipe 30, and the sleeve pipes 30 are fixedly connected with the upper end and the lower end of a turbine 18, the top end of the turbine 18 is provided with a bearing plate 36, both ends of the top of the bearing plate 36 are in threaded connection with fixing bolts 27, the bottom of the fixing bolts 27 are provided with exhaust valves 17, the right end of each exhaust valve 17 is provided with a heat absorption valve 31, the rear end of each heat absorption valve 31 is fixedly connected with a floating bearing 32, the rear end of each floating bearing 32 is fixedly connected with a compressor housing 33, the rear end of each compressor housing 33 is fixedly connected with a protective net 34, the inside of each protective net 34 is provided with fan blades 16, both ends of the top of the lower case 5 are in threaded connection with bolts 4, the bolts 4 are in threaded connection with both ends of the bottom of the upper case 3, so that the ship gear box is fixed, the work of a ship gear is guaranteed, the safety of workers in work is also brought, the positioning holes 7 are uniformly distributed at the front end of the upper case 3, the positioning holes 7 are uniformly distributed on the front plate 6, the bolts of the front plate 6 are provided with positioning bolts 2, the locating bolt 2 is in threaded connection with the pin key 9, the pin key 9 is fixedly connected to two ends of the middle of the air filter screen 25, the air filter screen 25 is installed quickly, time and cost are saved for workers, the radiator 10 is arranged at the bottom of the air filter screen 25, the condenser pipe 11 which is uniformly distributed is arranged inside the radiator 10, the bottom end of the condenser pipe 11 is inserted into the front end of the pin pipe 13 through the fixing key 12, the rear end of the pin pipe 13 is provided with the connecting pipe 15 through a bolt, the rear end of the connecting pipe 15 is inserted with the return pipe 29 through a bolt, cooling of the marine gearbox is achieved, complex working pressure is relieved for the maintainers, the bottom of the fixing bolt 27 is provided with the exhaust valve 17, the right end of the exhaust valve 17 is provided with the heat absorption valve 31, the rear end of the heat absorption valve 31 is fixedly connected with the floating bearing 32, the rear end of the floating bearing 32 is fixedly connected with the compressor housing 33, the rear end of the compressor housing 33 is fixedly connected with the protective net 34, fan blades 16 are arranged inside the protective net 34, heat dissipation of the marine gearbox is achieved, and thermal inductance of the workers beside the marine gearbox is relieved.

One end top that airstrainer 25 was close to mutually is provided with fresh air inlet 35, the equal bolt in fresh air inlet 35 rear end has defeated tuber pipe 24, 24 equal fixedly connected with fasteners 23 in defeated tuber pipe end, the equal threaded connection in 23 tops of fasteners has screw 26, has not only realized the physics cooling to marine gear box, has still fixed to the air-supply line etc. provides the safety guarantee for the staff, and further, airstrainer 25 rear end is provided with lubricating-oil tank 8, 8 top right sides of lubricating-oil tank are provided with oil tank cap 21, 8 top rear portions fixedly connected with defeated oil pipe 20 of lubricating-oil tank have realized the lubrication to the gear, have practiced thrift maintenance personal's maintenance time, and further, 32 top threaded connection of bearing has 28, 28 top bolt connection of bypass valve has a tuber pipe 19, 19 front ends are pegged graft and have exhaust vent 14, have realized the natural air-cooling of marine gear box, make marine gear accelerated cooling, bring certain cool feeling for the staff other at it, furtherly, 11 terminal equal bolt connections of condenser pipe have realized condensing equipment's the return flow and the backward flow saves the user again when the marine internal temperature.

The working principle is as follows: the bolt 4 is connected with the two ends of the top of the lower shell box 5 through threads, the bolt 4 is connected with the two ends of the bottom of the upper shell box 3 through threads, the fixing of a ship gear box is realized, the work of a ship gear is ensured, and the safety feeling is also brought to personnel in work, the positioning holes 7 which are uniformly distributed are arranged at the front end of the upper shell box 3, the positioning holes 7 are uniformly distributed on the front plate 6, the bolts of the front plate 6 are provided with the positioning bolts 2, the positioning bolts 2 are all connected on the bolt keys 9 through threads, the bolt keys 9 are all fixedly connected with the two ends of the middle part of the air filter screen 25, the quick installation of the air filter screen 25 is realized, the time cost is saved for the personnel, the radiator 10 is arranged at the bottom of the air filter screen 25, the condenser pipes 11 which are uniformly distributed are arranged in the radiator 10, the bottom ends of the condenser pipes 11 are inserted on the front ends of the bolt pipes 13 through the fixing keys 12, and the bolt 15 is arranged at the rear ends of the bolt pipes 13, the back ends of the connecting pipes 15 are respectively inserted with a return pipe 29, so that the temperature reduction of the marine gearbox is realized, the complex working pressure is reduced for maintenance personnel, the exhaust valves 17 are respectively arranged at the bottoms of the fixing bolts 27, the heat absorption valves 31 are respectively arranged at the right ends of the exhaust valves 17, the back ends of the heat absorption valves 31 are respectively and fixedly connected with a floating bearing 32, the back ends of the floating bearings 32 are respectively and fixedly connected with a compressor housing 33, the back ends of the compressor housing 33 are respectively and fixedly connected with a protective screen 34, fan blades 16 are respectively arranged in the protective screens 34, so that the heat dissipation of the interior of the marine gearbox is realized, the heat sensation of workers beside the marine gearbox is reduced, the top of one end, close to the air filter screen 25, of the air inlet hole 35 is arranged, the back end of the air inlet hole 35 is respectively inserted with an air delivery pipe 24, the tail end of the air delivery pipe 24 is respectively and fixedly connected with a fastening piece 23, the top end of the fastening piece 23 is in threaded connection with a screw 26, not only realized the physics cooling to marine gear box, still fixed the air-supply line etc. and provided the safety guarantee for the staff, furtherly, airstrainer 25 rear end is provided with lubricating-oil tank 8, 8 top right sides of lubricating-oil tank are provided with oil tank cap 21, 8 top rear portions fixedly connected with defeated oil pipe 20 of lubricating-oil tank have realized the lubrication to the gear, have practiced thrift maintenance personal's maintenance duration, furtherly, 32 top threaded connection of floating bearing has bypass valve 28, 28 top bolt connections of bypass valve have a tuber pipe 19, it has exhaust vent 14 to peg graft out 19 front end of tuber pipe, has realized the natural wind cooling of marine gear box, makes marine gear accelerated cooling, brings certain cool and cool sense for the staff other at it, furtherly, 11 terminal all bolt connections of condenser pipe have seal cover 37, have realized condensing equipment's backward flow, when reducing the inside temperature of gear box, saved the cost again for the steamer user.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. A marine gearbox with long service life comprises a lower shell box (5), and is characterized in that: the exhaust device is characterized in that bolts (4) are connected to two ends of the top of the lower shell box (5) in a threaded manner, the bolts (4) are connected to two ends of the bottom of the upper shell box (3) in a threaded manner, positioning holes (7) which are uniformly distributed are formed in the front end of the upper shell box (3), the positioning holes (7) are uniformly distributed on the front plate (6), positioning bolts (2) are inserted into the front plate (6), the positioning bolts (2) are connected to a pin key (9) in a threaded manner, the pin key (9) is fixedly connected to two ends of the middle of the air filter screen (25), a radiator (10) is arranged at the bottom of the air filter screen (25), condenser pipes (11) which are uniformly distributed are arranged inside the radiator (10), the bottom of each condenser pipe (11) is inserted into the front end of the corresponding pin pipe (13) through a fixing key (12), a connecting pipe (15) is inserted into the rear end of the pin pipe (13), a return pipe (29) is connected to the rear end of the connecting pipe (15) in a spliced manner, a splicing sleeve (30) is arranged at the tail end of the return pipe (29), the turbine sleeve (30) is fixedly connected to two ends of the upper bearing plate (18), exhaust plate (36) and a pressure bearing plate (27) is arranged at the top of the turbine plate (18), exhaust valve (27) is arranged at two ends of the top of the turbine plate (17), the exhaust valve (17) right-hand member all is provided with endothermic valve (31), the equal fixedly connected with floating bearing (32) in endothermic valve (31) rear end, the equal fixedly connected with compressor casing (33) in floating bearing (32) rear end, the equal fixedly connected with protection network (34) in compressor casing (33) rear end, protection network (34) inside all is provided with flabellum (16).

2. A marine gearbox having a long service life according to claim 1, wherein: and an air inlet hole (35) is formed in the top of one end, close to the air filter screen (25).

3. A marine gearbox having a long service life according to claim 2, wherein: air delivery pipes (24) are inserted at the rear ends of the air inlet holes (35).

4. A marine gearbox having a long service life according to claim 3, wherein: the tail ends of the air delivery pipes (24) are fixedly connected with fastening pieces (23).

5. A marine gearbox having a long service life according to claim 4, wherein: the top ends of the fasteners (23) are in threaded connection with screws (26).

6. A marine gearbox having a long service life according to claim 4, wherein: and a pipeline connector (22) is inserted into the tail end of the air conveying pipe (24).

7. A marine gearbox having a long service life as claimed in claim 1, wherein: lubricating-oil tank (8) is arranged at the rear end of air filter screen (25), and oil tank cover (21) is arranged on the right side of the top end of lubricating-oil tank (8).

8. A marine gearbox having a long service life according to claim 7, wherein: an oil delivery pipe (20) is fixedly connected to the rear portion of the top end of the lubricating oil tank (8).

9. A marine gearbox having a long service life according to claim 1, wherein: the top end of the floating bearing (32) is in threaded connection with a bypass valve (28), the top end of the bypass valve (28) is in plug connection with an air outlet pipe (19), and the front end of the air outlet pipe (19) is spliced with an air outlet hole (14).

10. A marine gearbox having a long service life according to claim 1, wherein: the front ends of the upper casing box (3) and the lower casing box (5) are respectively provided with heat dissipation holes (1) which are distributed uniformly.