CN211474827U

CN211474827U - Speed reducer for inverted installation

Info

Publication number: CN211474827U
Application number: CN201922447524.6U
Authority: CN
Inventors: 翁燕; 陆晓妹; 殷庆凤; 张梅红; 蒋军; 殷桂虎; 康宝刚
Original assignee: Jiangsu Tailong Decelerator Machinery Co Ltd
Current assignee: Jiangsu Tailong Decelerator Machinery Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-11
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to a speed reducer for invering installation, including lower box, go up the box, cover the box on the box down, go up the installation foot that is equipped with a plurality of mounting holes or takes the mounting hole on the box up end, go up and pass through bearing cross-under through bolster bearing housing on the box and support the bevel gear axle, support main shaft and intermediate gear axle on the lower box, bevel gear portion and intermediate gear epaxial bevel gear meshing on the bevel gear, the epaxial main shaft gear of tooth portion meshing on the intermediate gear axle, box and last box under the both ends of main shaft are worn out through covering. The upper box body is provided with mounting feet or holes for hoisting, when inverted hoisting is realized, the bevel gear shaft is combined to be positioned and supported on the upper box body and is meshed through the bevel gear, the intermediate gear shaft is transmitted to the main shaft, reversing and bidirectional power output are realized through the main shaft, the structure is compact, and the shafts and the gears are stably installed, so that the requirement on transmission stability during inverted hoisting and reversing transmission is favorably met.

Description

Speed reducer for inverted installation

Technical Field

The utility model relates to a speed reducer, a speed reducer for invering the installation specifically says so.

Background

With the rapid development of industrial technology in China, the speed reducer is widely applied to mechanical equipment in the industries of metallurgy, mine, chemical industry, building, agriculture, transportation, power generation and the like. The requirements on the speed reducer are higher and higher, in particular to the use occasions of special industries, under the premise of limited installation space, the speed reducer needs to be reversely hoisted and driven in a reversing way, and the speed reducer with the traditional standard structure transmission structure cannot meet the increasingly improved performance requirements on mechanical equipment.

Disclosure of Invention

The utility model provides a compact structure, the transmission is stable, can satisfy inversion hoist and mount and the driven speed reducer that is used for inversion installation of switching-over.

The utility model adopts the technical proposal that: the utility model provides a speed reducer for invering installation, includes box, last box down, and box, its characterized in that are gone up to lower box upper cover dress: the upper end face of the upper box body is provided with a plurality of mounting holes or mounting feet with the mounting holes, the upper box body is connected with a supporting bevel gear shaft in a penetrating way through a bearing through an upper bearing seat, the lower box body is provided with a main shaft and a middle gear shaft in a supporting way, an upper bevel gear part of the bevel gear shaft is meshed with an upper bevel gear of the middle gear shaft, an upper gear part of the middle gear shaft is meshed with a main shaft gear on the main shaft, and two ends of the main shaft penetrate out of the lower box body and the upper.

Furthermore, a round nut is screwed on the bevel gear shaft and is pressed on the stop washer in a compression mode to be arranged on the upper end face of the bearing, and the lower end face of the bearing is supported in the upper bearing seat.

Two bearings are arranged in the upper bearing seat, a distance ring is arranged between the two bearings, a bevel gear shaft is screwed with a round nut to be pressed with a stop washer on the upper end surface of the upper bearing, and the lower end surface of the lower bearing is supported in the upper bearing seat

Furthermore, an oil seal is arranged between the transparent cover and the main shaft.

Further, two ends of the intermediate gear shaft are supported by bearings and are packaged through blank caps.

Furthermore, the inner end of the bevel gear abuts against a step shaft section on the intermediate gear shaft, and the outer end of the bevel gear abuts against the bearing and the blank cap in sequence through the distance ring.

Furthermore, the inner end of the main shaft gear abuts against a step shaft section on the main shaft, and the outer end of the main shaft gear abuts against the bearing and the transparent cover in sequence through the distance ring.

Furthermore, the bottom of the lower box body is provided with a screw plug.

Further, the oil pump motor is connected to the lower box side wall, and the oil pump motor is arranged in a lubricating pipeline communicating the lower box inner cavity and the upper box inner cavity.

Furthermore, a ventilation cap is arranged on the upper box body.

The utility model discloses a go up the box and set up hoist and mount and use installation foot or hole, when realizing invering hoist and mount, combine bevel gear axle location to support at last box and through bevel gear meshing, intermediate gear axle transmission to main shaft, realize switching-over, two-way power take off by the main shaft, its compact structure, each axle, gear installation are firm, are favorable to ensureing to satisfy the transmission stability when invering hoist and mount and switching-over transmission simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a view a-a of fig. 1.

In the figure: the device comprises a lower box body 1, an upper box body 2, a mounting hole 3, an upper bearing seat 4, a sealing cover 5, a bearing 6, a distance ring 7, a bevel gear shaft 8, an intermediate gear shaft 9, a bevel gear 10, a blank cap 11, a main shaft gear 12, a main shaft 13, a transparent cover 14, an oil seal 15, a plug screw 16, a vent cap 17, an oil pump motor 18, a lubricating pipeline 19, a round nut 20 and a stop washer 21.

Detailed Description

The following further description is made in conjunction with the accompanying drawings and examples.

Shown in FIGS. 1 and 2: a speed reducer for inverted installation comprises a lower box body 1 and an upper box body 2, wherein the upper box body is arranged on the lower box body in a covering mode, a plurality of installation holes 3 are formed in the upper end face of the upper box body 1, a bevel gear shaft 8 is connected to the upper box body 2 in a penetrating mode through an upper bearing seat 4 and is packaged through a sealing cover 5, two bearings 6 are arranged in the upper bearing seat 4, a distance ring 7 is arranged between the two bearings, a circular nut 20 is screwed on the bevel gear shaft in the sealing cover and is in pressure connection with the upper end face of the bearing 6 at the upper part, and the lower end face of the bearing at the lower part is supported in the; a main shaft 13 and an intermediate gear shaft 9 are supported on the lower box body 1, an upper bevel gear part of a bevel gear shaft 8 is meshed with an upper bevel gear 10 of the intermediate gear shaft 9, two ends of the intermediate gear shaft are supported by bearings and are packaged by a blank cap 11, an upper gear part of the intermediate gear shaft 9 is meshed with a main shaft gear 12 on the main shaft 13, two ends of the main shaft penetrate out of the lower box body and the upper box body through a transparent cap 14, and an oil seal 15 is arranged between the transparent cap and the main shaft; the inner end of the bevel gear abuts against a step shaft section on the intermediate gear shaft, and the outer end of the bevel gear abuts against the bearing and the blank cap in sequence through the distance ring; the inner end of the main shaft gear abuts against a step shaft section on the main shaft, and the outer end of the main shaft gear abuts against the bearing and the transparent cover in sequence through the distance ring.

In order to further improve the practical performance of the speed reducer, a screw plug 16 is arranged at the bottom of the lower box body.

In order to further improve the practical performance of the speed reducer, an oil pump motor 18 is connected to the side wall of the lower box body, and the oil pump motor is arranged in a lubricating pipeline 19 which is communicated with the inner cavity of the lower box body and the inner cavity of the upper box body.

In order to further improve the practical performance of the speed reducer, the upper box body is provided with a ventilation cap 17.

Claims

1. The utility model provides a speed reducer for invering installation, includes box, last box down, and box, its characterized in that are gone up to lower box upper cover dress: the upper end face of the upper box body is provided with a plurality of mounting holes or mounting feet with the mounting holes, the upper box body is connected with a supporting bevel gear shaft in a penetrating way through a bearing through an upper bearing seat, the lower box body is provided with a main shaft and a middle gear shaft in a supporting way, an upper bevel gear part of the bevel gear shaft is meshed with an upper bevel gear of the middle gear shaft, an upper gear part of the middle gear shaft is meshed with a main shaft gear on the main shaft, and two ends of the main shaft penetrate out of the lower box body and the upper.

2. A reducer for inverted mounting as set forth in claim 1 wherein: the bevel gear shaft is screwed with a round nut to be pressed with a stop washer on the upper end surface of the bearing, and the lower end surface of the bearing is supported in the upper bearing seat.

3. A reducer for inverted mounting as set forth in claim 1 wherein: an oil seal is arranged between the transparent cover and the main shaft.

4. A reducer for inverted mounting as set forth in claim 1 wherein: and two ends of the intermediate gear shaft are supported by bearings and are packaged by a blank cap.

5. A reducer for inverted mounting as set forth in claim 4 wherein: the inner end of the bevel gear abuts against a step shaft section on the intermediate gear shaft, and the outer end of the bevel gear abuts against the bearing and the blank cap in sequence through the distance ring.

6. A reducer for inverted mounting as set forth in claim 1 wherein: the inner end of the main shaft gear abuts against a step shaft section on the main shaft, and the outer end of the main shaft gear abuts against the bearing and the transparent cover in sequence through the distance ring.

7. A reducer for inverted mounting as set forth in claim 1 wherein: the bottom of the lower box body is provided with a screw plug.

8. A reducer for inverted mounting as set forth in claim 1 wherein: the oil pump motor is connected to the side wall of the lower box body and arranged in a lubricating pipeline communicated with the inner cavity of the lower box body and the inner cavity of the upper box body.

9. A reducer for inverted mounting as set forth in claim 1 wherein: and a ventilation cap is arranged on the upper box body.

10. A reducer for inverted mounting as set forth in claim 2 wherein: two bearings are arranged in the upper bearing seat, a distance ring is arranged between the two bearings, a bevel gear shaft is screwed with a round nut to be in compression joint with a stop washer on the upper end face of the upper bearing, and the lower end face of the lower bearing is supported in the upper bearing seat.