CN213808802U

CN213808802U - Gear box with oil temperature changing device

Info

Publication number: CN213808802U
Application number: CN202022984028.7U
Authority: CN
Inventors: 朱彬
Original assignee: Hangzhou Geng Rong Machinery Co ltd
Current assignee: Hangzhou Geng Rong Machinery Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-07-27
Anticipated expiration: 2030-12-08

Abstract

The utility model belongs to the technical field of the gear box, specifically be a gear box with fluid temperature changing device, including gear box body and the fluid temperature changing device who sets up on the gear box lateral wall, fluid temperature changing device is including setting up the temperature changing subassembly on the gear box lateral wall and the drainage subassembly that covers the temperature changing subassembly, the temperature changing subassembly is including setting up the recess that the lateral wall indent of gear box formed to set up the temperature changing pipe in the recess, the temperature changing pipe forms the temperature changing region and heats or cools off the fluid in this region; the drainage assembly guides oil liquid to enter the temperature changing area and guides the oil liquid with changed temperature out of the temperature changing area. The oil temperature in the gear box is heated through the oil temperature changing device, and then the engine is lifted, so that the abrasion of the clutch bearing caused by the oil viscosity is reduced. Along with the operation of the gear box, the temperature of the oil rises, and the oil temperature changing device cools the oil in the gear box.

Description

Gear box with oil temperature changing device

Technical Field

The utility model relates to a marine gear box technical field especially relates to a gear box with fluid alternating temperature device.

Background

In cold regions, the temperature of oil in the initial operation of the gear box is low, and the oil is viscous and easy to wear a clutch and a bearing; during operation, due to the fact that excessive temperature is generated during gear meshing, oil is thin, the gear meshing area cannot form enough oil film thickness, and abrasion of the meshing area are easily caused. Because the oil liquid is viscous at low temperature, the oil liquid in the heating area can only be effectively heated by heating, and thus, the oil liquid is greatly limited to be heated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gear box with fluid alternating temperature device, the oil in the cold area gear box is low with temperature, heats the oil temperature in the gear box through fluid alternating temperature device earlier, carries out the getting up of engine again, reduces fluid and glues thick and make wearing and tearing to clutch closed bearing. Along with the operation of the gear box, the temperature of the oil rises, and the oil temperature changing device cools the oil in the gear box.

In order to achieve the above object, the utility model provides a following technical scheme: a gear box with an oil temperature changing device comprises a gear box body and the oil temperature changing device arranged on the side wall of the gear box, wherein the oil temperature changing device comprises a temperature changing component arranged on the side wall of the gear box and a drainage component covering the temperature changing component; the drainage assembly guides oil liquid to enter the temperature changing area and guides the oil liquid with changed temperature out of the temperature changing area.

In the technical scheme, the temperature change component arranged on the side wall of the gear box provides a heating or cooling environment, the oil is heated or cooled by the temperature change component and then led out of the temperature change area through the drainage component, so that the oil after temperature change can be diffused into the whole gear box, particularly the temperature in the gear box in a cold region is low, and the heated oil is difficult to diffuse into the gear box.

Preferably, the drainage assembly comprises a shell covering the heating area and a motor arranged outside the gear box, an output shaft of the motor is fixedly connected with a rotating shaft, a through hole is formed in the side wall of the gear box, a bearing is arranged on the through hole, and the rotating shaft is arranged on the bearing and penetrates through the through hole to enter the gear box; the drainage plate is arranged along the radial direction of the rotating shaft, rotates around the axis of the rotating shaft and sends the heated oil into the gathering cavity; a scraper is arranged at a position close to the upper part of the rotating shaft, and the drainage plate is contacted with the scraper and pushes the scraper up when rotating around the shaft; the scraper is fixedly arranged on the spring; the spring is fixed at the bottom of the shell and provides downward pulling force for the scraper. The scraper blade guide fluid that sets up on the spring flows to inside direction and the drainage plate can push away the scraper blade and realize circular motion to this realization lasts the drainage motion.

Preferably, the drainage subassembly is still including setting up the drainage spout in drainage plate below, and the rotatory in-process of drainage plate promotes fluid and removes in the drainage spout.

Preferably, the drainage chute and the rotating track of the drainage plate are correspondingly arranged into a circular arc shape, and the drainage plate is attached to the drainage chute in the rotating process of the rotating shaft. The arc-shaped drainage sliding groove corresponding to the drainage plate increases the drainage efficiency.

Preferably, the temperature changing pipe is a water pipe, the water pipe is connected to a water tank on the outer side of the gear box, and an electric heating wire is arranged in the water tank; the outside of gear box still is equipped with power module, power module provides the power for heater strip heating water tank.

Preferably, the temperature of the water tank when heated does not exceed 80 degrees celsius. When the temperature is too high, the heat dissipation of the subsequent work of the gear box is influenced.

Preferably, the drainage plates are arrayed three in number along the axis of the rotating shaft. The increase of axis of rotation quantity increases drainage efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic view of the inside of a gear box of a fluid temperature changing device according to a first embodiment of the present invention.

Fig. 2 is an external schematic view of the gear box of the oil temperature changing device according to the first embodiment of the present invention.

Fig. 3 is a schematic view of an external structure of a drainage assembly according to a first embodiment of the present invention.

Fig. 4 is a schematic view of the internal structure of the drainage assembly according to the first embodiment of the present invention.

Fig. 5 is a schematic view of a drainage plate according to a second embodiment of the present invention.

In the figure, the device comprises a gear box 1, an oil temperature changing device 2, a temperature changing component 3, a temperature changing pipe 31, a water tank 32, a drainage component 4, a motor 41, a rotating shaft 42, a bearing 43, a drainage plate 44, a drainage chute 45, a scraper 46, a spring 47, an oil outlet 48, a shell 49, a temperature changing area 5, a gathering cavity 6 and a power module 7.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

Referring to fig. 1-5, the present invention provides a technical solution: a gear box with an oil temperature changing device comprises a gear box 1 body and the oil temperature changing device 2 arranged on the side wall of the gear box 1, wherein the oil temperature changing device 2 comprises a temperature changing component 3 arranged on the side wall of the gear box and a drainage component 4 covering the temperature changing component 3, the temperature changing component 3 comprises a groove formed by concave arrangement of the side wall of the gear box 1, a temperature changing pipe 31 is arranged in the groove, and the temperature changing pipe 31 forms a temperature changing area 5 and heats or cools oil in the area; the drainage assembly 4 guides oil liquid to enter the temperature changing area 5, and the oil liquid after temperature changing is led out of the temperature changing area 5.

In the technical scheme, the oil temperature changing device 2 is arranged on the side wall of the gear shaft in the radial direction in the gear box 1 and comprises a temperature changing component 3 for changing the temperature of oil and a drainage component 4 for guiding the oil subjected to temperature changing to other areas. After the oil is guided to the temperature changing area 5 by the drainage component 4, the temperature changing component 3 heats the oil or cools the oil. The temperature changing component 3 comprises a groove formed by arranging a gear box in a concave manner, a temperature changing pipe 31 is arranged in the groove, the temperature changing pipe 31 forms a temperature changing area 5 and heats or cools oil liquid in the area, the temperature changing pipe 31 is a water pipe, the water pipe is arranged on the side wall of the gear box 1, the water pipe is connected with a water tank 32 outside the gear box 1, and a heating wire is arranged in the water tank 32. The drainage assembly 4 comprises a shell 49 covering the heating area and a motor 41 arranged outside the gear box 1, an output shaft of the motor 41 is fixedly connected with a rotating shaft 42, a through hole is arranged on the side wall of the gear box 1, a bearing 43 is arranged on the through hole, the rotating shaft 42 is arranged on the bearing 43 and penetrates through the through hole to enter the gear box 1, and the rotation of the driving shaft is controlled by the motor; the rotating shaft 42 is provided with the drainage plate 44, the drainage plate 44 extends along the radial direction of the transmission shaft 42, the drainage plate 44 rotates along the axis of the transmission shaft 42, the drainage chute 45 is correspondingly arranged below the drainage plate 44, the drainage plate 44 pushes oil to move on the drainage chute 45 in the rotating process, the drainage chute 45 is arc-shaped and corresponds to the rotating track of the drainage plate 44, and the drainage plate 44 is attached to the drainage chute 45 in the rotating process of the rotating shaft 42. A scraper 46 is arranged at a position close to the upper part of the transmission shaft 42, the scraper 46 covers the rotating shaft 42 in an initial state to increase the sealing performance of the gathering cavity 6, the scraper 46 is fixed on a spring 47, the spring 47 is fixed at the bottom of a shell 49, a drainage plate 44 rotates on a drainage chute 45 for half a circle, then leaves the drainage chute 45 and is contacted with the scraper 46, and oil liquid after temperature change enters the gathering cavity 6 and flows out through an oil outlet 48 arranged on the shell 49.

Specifically, it is determined that the oil needs to be heated or cooled according to the situation during use, and if the oil needs to be heated, the water tank 32 needs to be heated, and if the oil needs to be cooled, the oil does not need to be heated. When needing to promote the fluid temperature, provide the power for heater strip heating water tank 32 through power module 7, wherein the heating temperature is no longer than 80 degrees centigrade to avoid influencing the fluid cooling after the normal operating of follow-up gear box 1, the water pipe is connected to water tank 32, and fluid in the gear box 1 can promote the temperature in alternating temperature region 5. After the temperature of the oil is raised, the motor 41 controls the flow guide plate 44 to rotate, further controls the flow guide plate 44 to guide the oil to the gathering cavity 6, and after the flow guide plate 44 rotates for half a circle, the oil is contacted with the scraper 46 to push the scraper 46 to move upwards; the rotation shaft 42 continues to rotate, and when the drainage plate 44 is not in contact with the scraper 46, the scraper 46 returns to the original position under the tension of the spring 47. After the heated oil continuously enters the gathering chamber 6, the internal pressure of the gathering chamber 6 is increased, and the oil returns to the gear box 1 through the oil outlet 48. If the oil temperature needs to be reduced, the principle is the same as that of oil temperature lifting, and the difference is that the water tank 1 needs to be heated only when the temperature is lifted.

Example two

The number of the drainage plates 44 arranged on the rotating shaft is 2-4, and when the rotating shaft 42 rotates, the drainage plates 44 continuously introduce the oil into the drainage assembly 4. When one of the drainage plates 44 leaves the scraper, the other drainage plates 44 just introduce oil into the drainage chute 45, and under the action of the spring 47, the drainage plate 44 instantaneously generates a large downward pressure and covers the rotating shaft 42, so that under the action of the pressure, the oil introduced by the subsequent drainage plate 44 can be increased to flow out of the oil outlet 48.

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.

It is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A gear box with an oil temperature changing device comprises a gear box body (1) and the oil temperature changing device (2) arranged on the side wall of the gear box (1), and is characterized in that the oil temperature changing device (2) comprises a temperature changing component (3) arranged on the side wall of the gear box and a drainage component (4) covering the temperature changing component (3), the temperature changing component (3) comprises a groove formed by the concave inner side wall of the gear box (1), a temperature changing pipe (31) is arranged in the groove, and the temperature changing pipe (31) forms a temperature changing area (5) and heats or cools oil in the area; the drainage assembly (4) guides oil liquid to enter the temperature changing area (5) and guides the oil liquid with changed temperature out of the temperature changing area (5).

2. The gearbox having an oil temperature varying device as set forth in claim 1, wherein: the drainage assembly (4) comprises a shell (49) covering the heating area and a motor (41) arranged on the outer side of the gear box (1), an output shaft of the motor (41) is fixedly connected with a rotating shaft (42), a through hole is formed in the side wall of the gear box (1), a bearing (43) is arranged on the through hole, and the rotating shaft (42) is arranged on the bearing (43) and penetrates through the through hole to enter the gear box (1); arranging a flow guide plate (44) in the radial direction of the rotating shaft (42), wherein the flow guide plate (44) rotates around the axis of the rotating shaft (42) and sends the heated oil into the gathering cavity (6); a scraper (46) is arranged at a position close to the upper part of the rotating shaft, and the drainage plate (44) is contacted with the scraper (46) and pushes up the scraper (46) when rotating around the shaft; the scraper (46) is fixedly arranged on the spring (47); the spring (47) is fixed at the bottom of the shell (49), and the spring (47) provides downward pulling force for the scraper blade (46).

3. The gearbox having an oil temperature varying device as set forth in claim 2, wherein: drainage subassembly (4) are still including setting up drainage spout (45) in drainage plate (44) below, and drainage plate (44) rotatory in-process promotes fluid and removes in drainage spout (45).

4. The gearbox having an oil temperature varying device as set forth in claim 3, wherein: the drainage chute (45) and the rotating track of the drainage plate (44) are correspondingly arranged into a circular arc shape, and the drainage plate (44) is attached to the drainage chute (45) in the rotating process of the rotating shaft (42).

5. The gearbox having an oil temperature varying device as set forth in claim 1, wherein: the temperature changing pipe (31) is a water pipe, the water pipe is connected to a water tank (32) on the outer side of the gear box (1), and an electric heating wire is arranged in the water tank (32); the outside of gear box (1) still is equipped with power module (7), power module (7) provide the power for heater strip heating water tank (32).

6. The gearbox having an oil temperature varying device according to claim 5, wherein: the temperature of the water tank (32) does not exceed 80 ℃ during heating.

7. The gearbox having an oil temperature varying device as set forth in claim 2, wherein: the drainage plates (44) are arrayed along the axis of the rotating shaft (42) and the number of the drainage plates is 2-4.