CN213117381U

CN213117381U - Angle drive gear box

Info

Publication number: CN213117381U
Application number: CN202021426712.7U
Authority: CN
Inventors: 庞涛
Original assignee: Zhuzhou Gear Co Ltd
Current assignee: Zhuzhou Gear Co Ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-05-04
Anticipated expiration: 2030-07-20

Abstract

The angle drive gear box comprises a gear box body, wherein a gear input assembly and a gear output assembly which is in meshing transmission connection with the gear input assembly and is perpendicular to the gear input assembly are arranged in the gear box body. The utility model discloses make the gear motion in-process fluid splash the part that can't reach and also can lubricate, improve lubricated reliability, reduce wearing and tearing, increase of service life reduces the fluid extravagant, saves the running cost, and the interior fluid temperature of gear box improves transmission efficiency when reducing the gear high speed operation.

Description

Angle drive gear box

Technical Field

The utility model relates to an angle drive gear box belongs to angle drive gear box technical field.

Background

The right-angle transmission gear box adopts the transmission of a spiral bevel gear and a precision bearing and is mainly used for the variable-phase connection of elevators when used in groups. Because the size of spiral shell umbrella is greater than the size of bearing in the gear output, only rely on the gear box to splash the lubrication, can't lubricate the bearing, the oil temperature risees when the rotational speed is very high moreover and leads to the gear box to generate heat seriously, can't carry out effective heat dissipation, can reduce transmission efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides an angle drive gear box makes the gear motion in-process fluid splash the part that can't reach and also can lubricate, improves lubricated reliability, reduces wearing and tearing, and increase of service life reduces fluid extravagant, saves the running cost, and the interior fluid temperature of gear box improves transmission efficiency when reducing the high-speed operation of gear.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the angle drive gear box comprises a gear box body, wherein a gear input assembly and a gear output assembly which is in meshing transmission connection with the gear input assembly and is perpendicular to the gear input assembly are arranged in the gear box body.

Preferably, the oil pumping and lubricating assembly comprises an oil pump and an oil pipe connected with the oil pump, the oil pump is arranged in the gear box body and is connected with the inner end of the gear output assembly, the oil pump is partially or completely immersed by lubricating oil in the gear box body, and the oil pump pumps the lubricating oil to lubricate a bearing which is higher than the lubricating oil level in the gear box body in the gear output assembly through the output of the oil pipe.

Preferably, the oil pipe set up in the gear box outside, and the input stretches into in the gear box and is connected with the oil-well pump, the output also stretches into in the gear box and be close to the bearing that the gear output subassembly in the higher gear box lubricating oil liquid level.

Preferably, the oil well pump is an internal meshing oil pump, and the gearbox body is provided with an oil pointer plug screw for observing the liquid level of the lubricating oil.

Preferably, the gear input assembly comprises an input shaft, an input flange and an input gear, the input shaft extends into the gear box body, the outer end of the input shaft is connected with the input flange, the inner end of the input shaft is connected with the input gear, the gear output assembly comprises an output shaft, an output flange, an output gear and a bearing sleeved on the output shaft, the output shaft and the input shaft vertically extend into the gear box body, the outer end of the output shaft is connected with the output flange, the output gear is arranged in the middle section of the output shaft and is in meshed connection with the input gear, the bearing is arranged between the output flange and the output gear and is arranged in the gear box body, and the output end of the oil pipe.

Preferably, the oil well pump is connected with the inner end of the output shaft.

Preferably, the input shaft is horizontally arranged, the output shaft is vertically arranged, the outer end of the output shaft extends out of the top of the gear box body, or the input shaft is vertically arranged, the inner end of the input shaft extends into the gear box body from the bottom of the gear box body, and the output shaft is horizontally arranged.

Preferably, the side surface of the gear box body is communicated with a rectangular vent pipe.

The utility model has the advantages that:

1. the utility model discloses an angle drive gear case has installed the lubricated subassembly of oil pumping on gearbox housing, solves because of the big unable problem that carries out the bearing lubrication that splashes through fluid of spiral shell umbrella size, effectively lubricates gear output assembly with the lubricated subassembly of oil pumping, makes the gear motion in-process fluid part that splashes and can't reach also lubricate, improves lubricated reliability, reduces wearing and tearing, extension angle drive gear case's life.

2. The oil well pump in the oil pumping lubrication assembly is connected with the inner end of the gear output assembly, the gear output assembly drives the oil well pump to operate when the gear input assembly is meshed with the gear output assembly to move, power sources are reduced, the internal structure of the gear box body is simplified, the input end and the output end of an oil pipe respectively extend into the gear box body, oil flows back to the gear box body after being output through the oil pipe, circulation of the oil is formed, waste of the oil is reduced, and operation cost is saved.

3. The oil pipe in the oil pumping lubricating assembly is arranged outside the gear box body, lubricating oil in the gear box body flows into the gear box body after flowing out through the oil pipe, the lubricating oil can effectively dissipate heat in the flowing process of the oil pipe, the temperature of oil in the gear box body is reduced when the gear runs at a high speed, and the transmission efficiency is improved.

4. The oil level plug is arranged on the gear box body, so that the liquid level height of oil in the gear box body can be monitored conveniently, the oil pump can be partially or completely immersed by the oil in the gear box, and the oil pumping lubrication reliability of the oil pumping lubrication assembly can be guaranteed.

Drawings

FIG. 1 is a schematic view of an assembly structure of an angle drive gearbox according to an embodiment.

FIG. 2 is a schematic view of another assembly configuration of an angle drive gearbox according to an embodiment.

Detailed Description

The following describes embodiments of the present invention in detail with reference to fig. 1 to 2.

The angle drive gear box comprises a gear box body 1, wherein a gear input assembly 2 and a gear output assembly 3 which is in meshing transmission connection with the gear input assembly 2 and is perpendicular to the gear input assembly 2 are arranged in the gear box body 1, and the angle drive gear box is characterized in that an oil pumping and lubricating assembly 4 capable of lubricating the gear output assembly 3 is arranged on the gear box body 1.

The angle transmission gear box is characterized in that the oil pumping lubrication assembly 4 is mounted on the gear box body 1, the problem that bearing lubrication cannot be carried out through oil splashing due to the fact that the spiral bevel is large in size is solved, the oil pumping lubrication assembly is used for effectively lubricating the gear output assembly, the part which cannot be reached by the oil splashing in the gear movement process can be lubricated, the lubrication reliability is improved, abrasion is reduced, and the service life of the angle transmission gear box is prolonged.

The oil pumping and lubricating assembly 4 comprises an oil pump 41 and an oil pipe 42 connected with the oil pump 41, the oil pump 41 is arranged in the gear box body 1 and is connected with the inner end of the gear output assembly 3, the oil pump 41 is partially or completely immersed by lubricating oil in the gear box body 1, the condition that the pump can effectively pump out the oil is guaranteed, and the oil pump 41 pumps the lubricating oil to lubricate a bearing in the gear output assembly 3, which is higher than the level of the lubricating oil in the gear box body 1, through the output of the oil pipe 42. The gear among the gear output assembly 3 is spiral bevel gear, and the size is great can block that fluid splashes and leads to the bearing among the gear output assembly 3 can't be lubricated by effective, leads to near corresponding bearing with oil pipe 42 and lubricates, and oil flows through oil pipe 42 in addition and can not be extravagant in can flowing back to gearbox body 1.

Wherein, oil pipe 42 set up in gearbox housing 1 outside, and the input stretches into and is connected with oil-well pump 41 in the gearbox housing 1, the output also stretches into in the gearbox housing 1 and be close to the bearing that exceeds the interior lubricating oil liquid level of gearbox housing 1 in the gear output subassembly 3. The oil pipe 42 is arranged outside the gear box body 1, lubricating oil in the gear box body 1 flows into the gear box body 1 after flowing out through the oil pipe 42, the lubricating oil can effectively dissipate heat in the process that the oil pipe 42 flows through, the temperature of the oil in the gear box body is reduced when the gear runs at a high speed, and the transmission efficiency is improved. The input end and the output end of the oil pipe 42 respectively extend into the gear box body 1, and oil flows back to the gear box body after being output through the oil pipe 42, so that oil circulation is formed, oil waste is reduced, and the operation cost is saved.

The oil well pump 41 is an internal engagement oil pump, the gearbox body 1 is provided with a fuel indicator plug 11 for observing the height of the liquid level of lubricating oil, the height of the liquid level of the oil in the gearbox body is convenient to monitor, the oil can be timely added after the oil is found to be reduced, the oil in the gearbox body 1 is ensured to be partially or completely immersed in the oil well pump, the oil well pump can be ensured to effectively pump oil, and the reliability of oil pumping and lubrication of the oil pumping and lubricating assembly is ensured.

The gear input assembly 2 comprises an input shaft 21, an input flange 22 and an input gear 23, the input shaft 21 extends into the gear box body 1, the outer end of the input shaft is connected with the input flange 22, the inner end of the input shaft is connected with the input gear 23, the gear output assembly 3 comprises an output shaft 31, an output flange 32, an output gear 33 and a bearing 34 sleeved on the output shaft 31, the output shaft 31 and the input shaft 21 vertically extend into the gear box body 1, the outer end of the output shaft is connected with the output flange 32, the output gear 33 is arranged in the middle section of the output shaft 31 and is in meshed connection with the input gear 23, the bearing 34 is arranged between the output flange 32 and the output gear 33 and is arranged in the gear box body 1, and the output end of an oil pipe 42 extends into the. The gear input assembly 2 and the gear output assembly 3 are in right-angle meshing connection, and the rotation of the input flange 22 drives the input gear 23 to rotate, so that the output gear 33 is driven to rotate, the output shaft 31 and the output flange 32 synchronously rotate, and the right-angle transmission is realized.

Wherein, the oil well pump 41 is connected with the inner end of the output shaft 31. When the gear input component 2 is meshed with the gear output component 3 to move, the gear output component 3 drives the oil well pump 41 to operate, so that the power source is reduced, and the internal structure of the gear box body is simplified.

As shown in fig. 1, the input shaft 21 is horizontally arranged, the output shaft 31 is vertically arranged, and the outer end of the output shaft extends out of the top of the gear box body 1, so that power is input from the left side and output upwards, or as shown in fig. 2, the input shaft 21 is vertically arranged, the inner end of the input shaft extends into the gear box body 1 from the bottom, and the output shaft 31 is horizontally arranged, so that power is input from the bottom and output leftwards, so that two mounting structures of the angle transmission gear box are realized.

The side surface of the gear box body 1 is communicated with a right-angle vent pipe 12, and the gear box body 1 is ventilated and radiated to reduce the internal pressure.

The technical solutions of the embodiments of the present invention are completely described above with reference to the accompanying drawings, and it should be noted that the described embodiments are only some embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Claims

1. The angle drive gear box comprises a gear box body (1), wherein a gear input assembly (2) and a gear output assembly (3) which is in meshing transmission connection with the gear input assembly (2) and is perpendicular to the gear input assembly (2) are arranged in the gear box body (1), and the angle drive gear box is characterized in that an oil pumping lubrication assembly (4) which can lubricate the gear output assembly (3) is arranged on the gear box body (1).

2. The angle drive gearbox according to claim 1, characterized in that the oil pumping lubrication assembly (4) comprises an oil pump (41) and an oil pipe (42) connected with the oil pump (41), the oil pump (41) is arranged in the gearbox housing (1) and connected with the inner end of the gear output assembly (3), the oil pump (41) is partially or completely immersed by lubricating oil in the gearbox housing (1), and the oil pump (41) pumps the lubricating oil to output the lubricating oil through the oil pipe (42) to lubricate a bearing in the gear output assembly (3) which is higher than the level of the lubricating oil in the gearbox housing (1).

3. The angle drive gearbox according to claim 2, characterized in that the oil pipe (42) is arranged outside the gearbox housing (1), and the input end extends into the gearbox housing (1) and is connected with the oil pump (41), and the output end also extends into the gearbox housing (1) and is close to a bearing in the gear output assembly (3) which is higher than the level of lubricating oil in the gearbox housing (1).

4. The angle drive gearbox according to claim 2, characterized in that the oil pump (41) is an internal gear pump, and the gearbox housing (1) is provided with a fuel level plug (11) for observing the level of the lubricating oil.

5. The angle drive gearbox according to claim 3, characterized in that the gear input assembly (2) comprises an input shaft (21), an input flange (22) and an input gear (23), the input shaft (21) extends into the gearbox housing (1) and is connected with the input flange (22) at the outer end and is connected with the input gear (23) at the inner end, the gear output assembly (3) comprises an output shaft (31), an output flange (32), an output gear (33) and a bearing (34) sleeved on the output shaft (31), the output shaft (31) and the input shaft (21) vertically extend into the gearbox housing (1) and are connected with the output flange (32) at the outer end, the output gear (33) is arranged at the middle section of the output shaft (31) and is in meshed connection with the input gear (23), the bearing (34) is arranged between the output flange (32) and the output gear (33) and is arranged in the gearbox housing (1), the output end of the oil pipe (42) extends into the gear box body (1) and is close to the bearing (34).

6. An angle drive gearbox according to claim 5, characterised in that the pump (41) is connected to the inner end of the output shaft (31).

7. An angle drive gearbox according to claim 5, characterized in that the input shaft (21) is arranged horizontally, the output shaft (31) is arranged vertically with its outer end extending from the top of the gearbox housing (1) or the input shaft (21) is arranged vertically with its inner end extending from the bottom of the gearbox housing (1), and the output shaft (31) is arranged horizontally.

8. The angle drive gearbox according to claim 1, characterized in that the side of the gearbox housing (1) is connected with a vent pipe (12) in a right angle shape.