A gear box that facilitates the application of lubricating oil to gears

Abstract

The utility model discloses a gear box that is convenient for gears to be coated with lubricating oil, and relates to the technical field of gear boxes, including a gear box, wherein a slide rail and a rack are arranged on the top of the gear box through a mounting shell, a half gear is arranged on the mounting shell through a rotating shaft, the half gear and the rack are meshed with each other, a nozzle is arranged at the bottom of the rack through a mounting frame, the nozzle penetrates the top of the gear box and extends to the inside of the gear box, a lubricating oil tank is arranged on the top of the mounting shell, the lubricating oil tank is connected to the nozzle through a liquid inlet pipe and a shunt pipe, and a liquid outlet pipe and a sealing cover are arranged on the gear box. Under the action of the half gear, the rack and the nozzle, the utility model uses the half gear to drive the rack to move back and forth left and right inside the gear box, so that the nozzle can reciprocate and spray the lubricating oil, and then the lubricating oil can be more evenly coated on the gear, thereby ensuring the use efficiency of the gear to a certain extent, and then ensuring the use quality of the gear box.

Description

Technical Field

[0001] The utility model relates to the technical field of gear boxes, in particular to a gear box which is convenient for coating gears with lubricating oil. Background Art

[0002] Gearboxes are widely used, for example, in wind turbines. Gearboxes are an important mechanical component that is widely used in wind turbines. Their main function is to transfer the power generated by the wind rotor to the generator and make it reach the corresponding speed. Usually, the speed of the wind rotor is very low, far from the speed required by the generator. It must be achieved through the speed increase of the gear pair of the gearbox, so the gearbox is also called a speed increaser.

[0003] In the utility model patent with authorization announcement number CN218152274U, a gear box for facilitating the coating of lubricating oil on gears is disclosed, comprising an upper shell and a lower shell, the left and right ends of the upper shell and the lower shell are fixedly connected by bolts, three groups of assembly grooves are opened between the upper shell and the lower shell, sealed bearings are connected in the assembly grooves, the inner rings of the three groups of sealed bearings are sequentially installed with input shafts, transmission shafts and output shafts from left to right, the middle part of the outer wall of the input shaft is connected to a driving gear, the middle part of the outer wall of the transmission shaft is connected to a transmission gear, the middle part of the outer wall of the output shaft is connected to a driven gear, and the left and right ends of the transmission gear are respectively meshed and connected to the driving gear and the driven gear.

[0004] During actual use of the above device, uneven coating of lubricating oil is likely to occur, thereby affecting the quality of lubricating oil on the gears, and further affecting the efficiency of the gearbox. Utility Model Content

[0005] The utility model aims to provide a gear box which is convenient for coating lubricating oil on gears, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A gear box for facilitating the coating of lubricating oil on gears comprises a gear box, a mounting shell is arranged on the top of the gear box, a slide rail is arranged on the inner wall above the mounting shell, a rack is slidably arranged on the slide rail, a half gear is also arranged on the mounting shell through a rotating shaft, the half gear and the rack are meshed with each other, a mounting frame is also arranged at the bottom of the rack, a nozzle is arranged on the mounting frame, the nozzle passes through the top of the gear box and extends into the interior of the gear box, a lubricating oil tank is also arranged on the top of the mounting shell, a liquid inlet pipe is arranged on the lubricating oil tank, a liquid outlet end of the liquid inlet pipe is connected to the nozzle through a shunt pipe, a pump is also arranged on the liquid inlet pipe, a liquid outlet pipe is also arranged on the gear box, and a sealing cover is arranged on the liquid outlet pipe.

[0008] As a further solution of the utility model: a support plate is further arranged on the side wall of the gear box and located on the liquid outlet pipe, a cavity is arranged inside the sealing cover, a plug rod is slidably arranged in the cavity, and a socket for use with the plug rod is arranged on the support plate.

[0009] As a further solution of the utility model: a motor is also arranged on the top of the mounting shell, and the power output shaft of the motor is connected to the rotating shaft of the half gear through a coupling.

[0010] As a further solution of the utility model: the lubricating oil tank is also provided with a liquid filling port.

[0011] As a further solution of the utility model: a limit plate is also provided on the insertion rod, a return spring is sleeved on the outer side of the insertion rod, one end of the return spring is connected to the limit plate, and the other end of the return spring is connected to the inner wall of the cavity.

[0012] As a further solution of the utility model: a handle is provided at the bottom end of the insertion rod.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. Under the action of the half gear, rack and nozzle, the half gear drives the rack to move back and forth inside the gear box, so that the nozzle can spray the lubricating oil back and forth, so that the lubricating oil can be more evenly coated on the gear, thereby ensuring the use efficiency of the gear to a certain extent, and thus ensuring the use quality of the gear box;

[0015] 2. Under the action of the liquid outlet pipe, the lubricating oil after long-term use can be discharged, which is convenient for the subsequent coating of the lubricating oil. At the same time, under the action of the plug rod and the support plate, the sealing quality of the sealing cover is guaranteed, thereby reducing the occurrence of lubricating oil leakage. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of an embodiment of the utility model.

[0017] Figure 2 It is a schematic structural diagram of a rear side view of an embodiment of the utility model.

[0018] Figure 3 It is a schematic diagram of the structure inside the installation shell in the embodiment of the utility model.

[0019] Figure 4 It is a schematic diagram of the structure inside the sealing cover in the embodiment of the utility model.

[0020] Notes on the figure numbers: 1. Gear box; 2. Mounting shell; 3. Slide rail; 4. Half gear; 5. Motor; 6. Rack; 7. Mounting frame; 8. Nozzle; 9. Diverter pipe; 10. Liquid inlet pipe; 11. Lubricating oil tank; 12. Liquid filling port; 13. Pump; 14. Support plate; 15. Liquid outlet pipe; 16. Sealing cover; 17. Insert rod; 18. Return spring; 19. Handle. DETAILED DESCRIPTION

[0021] The following embodiments will be combined with the accompanying drawings to describe the utility model in detail. In the drawings or descriptions, similar or identical parts use the same reference numerals, and in actual applications, the shape, thickness or height of each component can be enlarged or reduced. The various embodiments listed in the utility model are only used to illustrate the utility model, and are not used to limit the scope of the utility model. Any obvious modifications or changes made to the utility model do not depart from the spirit and scope of the utility model.

[0022] Example

[0023] See also Figures 1 to 4 In the embodiment of the utility model, a gear box for gear lubrication oil coating includes a gear box 1, a mounting shell 2 is arranged on the top of the gear box 1, a slide rail 3 is arranged on the inner wall above the mounting shell 2, a rack 6 is slidably arranged on the slide rail 3, a half gear 4 is arranged on the mounting shell 2 through a rotating shaft, and the half gear 4 and the rack 6 are meshed with each other. At this time, rotating the half gear 4 can drive the rack 6 to move left and right on the slide rail 3, thereby realizing the reciprocating movement of the rack 6, and a mounting frame 7 is also arranged at the bottom of the rack 6, and a spray head 8 is arranged on the mounting frame 7, and the spray head 8 passes through the top of the gear box 1 and extends to the inside of the gear box 1. At this time, under the action of the rack 6, the spray head 8 can be driven to reciprocate inside the processing box 1, and a lubricating oil tank 11 is also arranged on the top of the mounting shell 2, and a liquid inlet pipe 10 is arranged on the lubricating oil tank 11, and the liquid outlet end of the liquid inlet pipe 10 is divided by a distributor. The flow pipe 9 is connected to the nozzle 8, and a pump 13 is also provided on the liquid inlet pipe 10. During actual use, when it is necessary to apply lubricating oil to the gears inside the gear box, the staff starts the pump 13 and uses the liquid inlet pipe 10 to introduce the lubricating oil in the lubricating oil tank 11 into the shunt pipe 9, so that the lubricating oil is sprayed on the gear by the nozzle 8, and then the half gear 4 is driven to rotate by the motor 5, so that the rack 6 moves back and forth on the slide rail 3, and then the nozzle 8 can realize the reciprocating lubricating oil coating work on the gear, which ensures the efficiency of the gear coating lubricating oil to a certain extent, and then ensures the efficiency of the gear box 1. A telescopic hose is provided at the connection between the liquid inlet pipe 10 and the shunt pipe 9. Under the action of the telescopic hose, the efficiency of the reciprocating movement of the nozzle 8 is guaranteed, and then the efficiency and quality of the lubricating oil coating on the gear are guaranteed.

[0024] A motor 5 is also provided on the top of the mounting shell 2. The power output shaft of the motor 5 is connected to the rotating shaft of the half gear 4 through a coupling. At this time, starting the motor 5 can drive the half gear 4 to rotate, thereby realizing the function of the nozzle 8 to reciprocately spray lubricating oil. A liquid filling port 12 is also provided on the lubricating oil tank 11. Under the action of the liquid filling port 12, it is convenient for the staff to add lubricating oil to the lubricating oil tank 11, thereby ensuring the efficiency and quality of the gear coating with lubricating oil, thereby ensuring the use efficiency of the gear box 1 to a certain extent.

[0025] The gear box 1 is also provided with a liquid outlet pipe 15, and a sealing cover 16 is provided on the liquid outlet pipe 15. Under the action of the liquid outlet pipe 15, the used lubricating oil can be discharged, so as to facilitate the subsequent lubricating oil coating work on the gear. A support plate 14 is also provided on the side wall of the gear box 1 on the liquid outlet pipe 15. A cavity is provided inside the sealing cover 16, and a plug rod 17 is slidably provided in the cavity. A socket used in conjunction with the plug rod 17 is provided on the support plate 14. Under the action of the plug rod 17 and the socket, the connection quality of the sealing cover 16 and the liquid outlet pipe 15 is guaranteed. To reduce the occurrence of lubricating oil leakage, a limit plate is also provided on the plug rod 17, and a return spring 18 is sleeved on the outer side of the plug rod 17. One end of the return spring 18 is connected to the limit plate, and the other end of the return spring 18 is connected to the inner wall of the cavity. Under the action of the return spring 18, the connection quality of the plug rod 17 and the support plate 14 is guaranteed, and then the fixing quality of the sealing cover 16 is guaranteed. A handle 19 is provided at the bottom end of the plug rod 17, and the handle 19 can be used to drive the plug rod 17 to move, thereby facilitating the removal of the plug rod 17 and then removing the sealing cover 16.

[0026] In actual use, when it is necessary to apply lubricating oil to the gears inside the gearbox 1, the staff adds lubricating oil to the lubricating oil tank 11, and then starts the pump 13 to let the lubricating oil enter the nozzle 8 through the liquid inlet pipe 10 and the diversion pipe 9, and then sprays it out from the nozzle 8, so as to apply lubricating oil to the gears inside the gearbox 1. At the same time, the motor 5 is started to use the half gear 4 to drive the rack 6 to reciprocate on the slide rail 3, thereby driving the nozzle 8 to reciprocate, so that the nozzle 8 can better spray the lubricating oil on the gear, thereby completing the lubricating oil coating work for the gear, improving the efficiency and quality of the lubricating oil coating, and after long-term use, the sealing cover 16 can be opened to discharge the used lubricating oil, so as to facilitate the subsequent lubricating oil coating work on the gear.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A gear box for facilitating the application of lubricating oil to gears, comprising a gear box (1), characterized in that: The gear box (1) is provided with a mounting shell (2) on the top, a slide rail (3) is provided on the inner wall above the mounting shell (2), a rack (6) is slidably provided on the slide rail (3), a half gear (4) is provided on the mounting shell (2) via a rotating shaft, the half gear (4) and the rack (6) are meshed with each other, a mounting frame (7) is provided at the bottom of the rack (6), a nozzle (8) is provided on the mounting frame (7), and the nozzle (8) penetrates the gear box (1 ) and extends to the inside of the gear box (1); a lubricating oil tank (11) is also arranged on the top of the mounting shell (2); a liquid inlet pipe (10) is arranged on the lubricating oil tank (11); a liquid outlet end of the liquid inlet pipe (10) is connected to the nozzle (8) through a shunt pipe (9); a pump (13) is also arranged on the liquid inlet pipe (10); a liquid outlet pipe (15) is also arranged on the gear box (1); and a sealing cover (16) is arranged on the liquid outlet pipe (15).

2. The gear box for facilitating the application of lubricating oil to gears according to claim 1, characterized in that: A support plate (14) is also provided on the side wall of the gear box (1) and located on the liquid outlet pipe (15); a cavity is provided inside the sealing cover (16); a plug rod (17) is slidably provided in the cavity; and a socket for use with the plug rod (17) is provided on the support plate (14).

3. The gear box for facilitating the application of lubricating oil to gears according to claim 1, characterized in that: A motor (5) is also provided on the top of the mounting shell (2), and a power output shaft of the motor (5) is connected to the rotating shaft of the half gear (4) via a coupling.

4. The gear box for facilitating the application of lubricating oil to gears according to claim 1, characterized in that: The lubricating oil tank (11) is also provided with a liquid injection port (12).

5. The gear box for facilitating the application of lubricating oil to gears according to claim 2, characterized in that: A limit plate is also provided on the insertion rod (17), and a return spring (18) is sleeved on the outside of the insertion rod (17). One end of the return spring (18) is connected to the limit plate, and the other end of the return spring (18) is connected to the inner wall of the cavity.

6. The gear box for facilitating the application of lubricating oil to gears according to claim 5, characterized in that: A handle (19) is provided at the bottom end of the insertion rod (17).

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