CN220227754U

CN220227754U - Gear reducer

Info

Publication number: CN220227754U
Application number: CN202321962050.9U
Authority: CN
Inventors: 刘巍; 张东斌; 孟峰
Original assignee: Qiqihar Lihe Machinery Manufacturing Co ltd
Current assignee: Qiqihar Lihe Machinery Manufacturing Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2023-12-22
Anticipated expiration: 2033-07-25

Abstract

The utility model relates to the technical field of gear reducers, in particular to a gear reducer which comprises a mounting plate and a gear reducer shell, wherein the left side of the gear reducer shell is connected with a first motor through a plurality of bolts in a threaded manner, an output shaft of the first motor is rotationally connected with the gear reducer shell through a bearing, a screen plate is fixedly connected below the right side of the gear reducer shell, an adjusting device is arranged below the mounting plate, and a connecting device is arranged inside the gear reducer shell. Can remove this device to the equipment department that needs to use, rotate the handle, drive the screw rod through the handle and rotate, the screw rod can drive the sleeve like this and remove, make sleeve cooperation montant drive mounting panel removal, can drive gear reduction box casing etc. through the mounting panel like this and remove, make the first connecting axle on the gear reduction box casing and the axle parallel and level of connecting device to just having made things convenient for and having connected, its result of use is also better.

Description

Gear reducer

Technical Field

The utility model relates to the technical field of gear reducers, in particular to a gear reducer.

Background

The gear reducer is an external-meshing involute helical gear reducer produced according to the national professional standard ZBJ19004, is a slewing mechanism widely applied to China in the east China and used for tower-introduced crane machinery, is widely applied to the fields of metallurgy, mines, lifting, transportation, cement, construction, chemical industry, spinning, printing and dyeing, pharmacy and the like, and is applied to the speed reducer by more and more enterprises along with the continuous development of the speed reducer industry.

A gear reducer, such as grant publication number CN207701728U, comprising a reducer housing

And a motor. The output shaft of motor rotates and bears between fixed plate and reduction gear casing, can make the stable rotation of motor output shaft, motor output shaft's atress is more even to the difficult condition that takes place the motor damage, the gear reducer in the above-mentioned comparison patent sets up motor and speed reduction structure respectively in reduction gear casing's right side and inside, with this constitution gear reducer, however, because do not set up elevation structure in reduction gear casing's below, the high position of reduction gear casing can't be adjusted like this, when installing reduction gear casing etc. just be difficult to be connected the second axis of rotation with the device that needs to use gear reducer, thereby result of use is not good.

Disclosure of Invention

The present utility model aims to solve the problem that in the gear reducer of the above-mentioned comparative patent, the height position of the reducer housing cannot be adjusted, and when the reducer housing is mounted, the second rotating shaft is not easily connected with a device requiring the use of the gear reducer, and a gear reducer is proposed.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a gear reducer, includes mounting panel and gear reducer casing, the top rigid coupling of mounting panel has the gear reducer casing, the left side of gear reducer casing has first motor through a plurality of bolt threaded connection, and the output shaft of first motor rotates with the gear reducer casing through the bearing and links to each other, the right side below rigid coupling of gear reducer casing has the otter board, adjusting device is installed to the below of mounting panel, the internally mounted of gear reducer casing has connecting device.

Preferably, the adjusting device comprises a vertical rod, the upper parts of the vertical rods are fixedly connected with the mounting plate, the lower outer wall and the lower surface of the vertical rod are fixedly connected with a transverse plate and a bottom plate respectively, a screw rod is rotationally connected in the middle of the inner part of the transverse plate, the upper outer wall of the screw rod is in threaded connection with a sleeve, and the upper surface of the sleeve is fixedly connected with the mounting plate.

Preferably, the lower surface of the screw rod is fixedly connected with a handle.

Preferably, the connecting device comprises a first connecting shaft, the outer wall of the first connecting shaft is rotationally connected with the gear reducer housing, a first bevel gear is fixedly connected to the middle outer wall of the first connecting shaft, a second bevel gear is meshed and connected to the left side of the front end face of the first bevel gear, a second connecting shaft is fixedly connected to the left side of the second bevel gear, a vertical plate is rotationally connected to the middle outer wall of the second connecting shaft through a bearing, and the upper outer wall and the lower outer wall of the vertical plate are fixedly connected with the gear reducer housing.

Preferably, the left side of the second connecting shaft is fixedly connected with a first straight gear.

Preferably, the lower part of the first straight gear is connected with a second straight gear in a meshed manner, and the left side of the second straight gear is fixedly connected with the output shaft of the first motor.

The gear reducer provided by the utility model has the beneficial effects that: the device can be moved to equipment needing to be used, the handle is rotated, the screw rod is driven to rotate through the handle, the screw rod can drive the sleeve to move, the sleeve is matched with the vertical rod to drive the mounting plate to move, the gear reduction box shell and the like can be driven to move through the mounting plate, the first connecting shaft on the gear reduction box shell is enabled to be flush with the shaft of the connecting equipment, therefore, connection is convenient, the use effect is better, after the device is connected, an external power supply of the first motor can be connected, the first motor is started, an output shaft of the first motor drives the first straight gear to rotate through the second straight gear, the first straight gear can drive the second bevel gear to rotate through the second connecting shaft, and the second bevel gear drives the second connecting shaft to rotate through the first bevel gear, so that the gear reduction purpose is achieved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a plan cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the handle, screw and sleeve of FIG. 2;

FIG. 4 is a schematic view of the first spur gear, the second spur gear, and the riser of FIG. 2;

FIG. 5 is a schematic view of the fan blade, the second motor and the screen in FIG. 2.

In the figure: 1. mounting panel, 2, gear reducer casing, 3, adjusting device, 301, montant, 302, diaphragm, 303, bottom plate, 304, screw rod, 305, sleeve, 4, connecting device, 401, first connecting axle, 402, first bevel gear, 403, second bevel gear, 404, second connecting axle, 405, riser, 4A1, H shaped plate, 4A2, second motor, 4A3, flabellum, 5, first motor, 6, otter board, 7, handle, 8, first straight gear, 9, second straight gear.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

example 1

Referring to fig. 1-5, in this embodiment, a gear reducer includes a mounting plate 1 and a gear reducer housing 2, the gear reducer housing 2 is fixedly connected above the mounting plate 1, a first motor 5 is connected to the left side of the gear reducer housing 2 through 4 bolts and threads, the model of the first motor 5 can be selected according to the needs of a user, an output shaft of the first motor 5 is rotationally connected with the gear reducer housing 2 through a bearing, a screen plate 6 is fixedly connected below the right side of the gear reducer housing 2, external air can enter the gear reducer housing 2 through the screen plate 6, an adjusting device 3 is installed below the mounting plate 1, and a connecting device 4 is installed inside the gear reducer housing 2.

Referring to fig. 1-3, an adjusting device 3 comprises a vertical rod 301, a transverse plate 302, a bottom plate 303, a screw 304 and a sleeve 305, wherein the upper parts of the left vertical rod 301 and the right vertical rod 301 are fixedly connected with a mounting plate 1, the vertical rod 301 has retractility, the lower outer wall and the lower surface of the vertical rod 301 are fixedly connected with the transverse plate 302 and the bottom plate 303 respectively, the middle of the inside of the transverse plate 302 is rotationally connected with the screw 304, the upper outer wall of the screw 304 is in threaded connection with the sleeve 305, the sleeve 305 can be driven to move through the screw 304, the upper surface of the sleeve 305 is fixedly connected with the mounting plate 1, and the lower surface of the screw 304 is fixedly connected with a handle 7;

can remove this device to the equipment department that needs to use, rotate handle 7, drive screw rod 304 through handle 7 and rotate, screw rod 304 can drive sleeve 305 like this and remove, make sleeve 305 cooperate montant 301 drive mounting panel 1 and remove, just so can drive gear reduction box casing 2 etc. through mounting panel 1, make the first connecting axle 401 on the gear reduction box casing 2 and the axle parallel and level of connecting equipment to just so convenient the connection, its result of use is also better.

Referring to fig. 1, 2 and 4, the connecting device 4 comprises a first connecting shaft 401, a first bevel gear 402, a second bevel gear 403, a second connecting shaft 404 and a vertical plate 405, wherein the outer wall of the first connecting shaft 401 is rotationally connected with a gear reducer shell 2, the first bevel gear 402 is fixedly connected with the middle outer wall of the first connecting shaft 401, the left side of the front end surface of the first bevel gear 402 is in meshed connection with the second bevel gear 403, the first bevel gear 402 can be driven to rotate by the second bevel gear 403, the left side of the second bevel gear 403 is fixedly connected with a second connecting shaft 404, the middle outer wall of the second connecting shaft 404 is rotationally connected with the vertical plate 405 through a bearing, an opening is machined in the vertical plate 405, the upper outer wall and the lower outer wall of the vertical plate 405 are fixedly connected with the gear reducer shell 2, the left side of the second connecting shaft 404 is fixedly connected with a first straight gear 8, the lower side of the first straight gear 8 is in meshed connection with a second straight gear 9, and the left side of the second straight gear 9 is fixedly connected with the output shaft of the first motor 5;

when the device is connected, an external power supply of the first motor 5 can be connected, the first motor 5 is started, the output shaft of the first motor 5 drives the first straight gear 8 to rotate through the second straight gear 9, the first straight gear 8 can drive the second bevel gear 403 to rotate through the second connecting shaft 404, and the second bevel gear 403 drives the second connecting shaft 401 to rotate through the first bevel gear 402, so that the purpose of gear reduction is achieved.

In this embodiment, when an operator needs to use the gear reducer, firstly, the operator can move the device to a device to be used, rotate the handle 7, drive the screw 304 to rotate through the handle 7, so that the screw 304 can drive the sleeve 305 to move, the sleeve 305 is matched with the vertical rod 301 to drive the mounting plate 1 to move, so that the mounting plate 1 can drive the gear reducer housing 2 to move, and the first connecting shaft 401 on the gear reducer housing 2 is flush with the shaft of the connecting device, thereby facilitating connection, having better use effect, and after the device is connected, an external power supply of the first motor 5 can be connected, the first motor 5 is started, the output shaft of the first motor 5 drives the first straight gear 8 to rotate through the second straight gear 9, so that the first straight gear 8 drives the second bevel gear 403 to rotate through the second connecting shaft 404, and the second bevel gear 403 drives the second connecting shaft 401 through the first bevel gear 402, thereby achieving the purpose of gear reduction.

Example 2

Referring to fig. 1-5, in this embodiment, the present utility model provides a technical solution: the connecting device 4 can also comprise an H-shaped plate 4A1, a second motor 4A2 and a fan blade 4A3, wherein the right side of the H-shaped plate 4A1 is fixedly connected with the gear reducer shell 2, the second motor 4A2 is fixedly connected in the H-shaped plate 4A1, the model of the second motor 4A2 can be selected according to the requirement of a user, and the fan blade 4A3 is fixedly connected with the output shaft of the second motor 4A 2;

the external power supply of the second motor 4A2 can be connected, the second motor 4A2 is started, the output shaft of the second motor 4A2 drives the fan blade 4A3 to rotate, and therefore the internal structure of the gear reducer shell 2 can be cooled through the fan blade 4A3, and stable operation of the gear reducer shell is guaranteed.

In this embodiment, when the operator needs to use the gear reducer, the external power supply of the second motor 4A2 may be turned on, and the second motor 4A2 is started, so that the output shaft of the second motor 4A2 drives the fan blade 4A3 to rotate, and thus, the internal structure of the gear reducer housing 2 may be cooled by the fan blade 4A3, and the stable operation of the gear reducer is ensured.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a gear reducer, includes mounting panel (1) and gear reducer casing (2), the top rigid coupling of mounting panel (1) has gear reducer casing (2), its characterized in that: the left side of gear reducer casing (2) has first motor (5) through a plurality of bolt threaded connection, and the output shaft of first motor (5) rotates through bearing and gear reducer casing (2) and link to each other, the right side below rigid coupling of gear reducer casing (2) has otter board (6), adjusting device (3) are installed to the below of mounting panel (1), internally mounted of gear reducer casing (2) has connecting device (4).

2. A gear reducer according to claim 1, wherein: the adjusting device (3) comprises a vertical rod (301), wherein the upper parts of the vertical rods (301) are fixedly connected with a mounting plate (1), a transverse plate (302) and a bottom plate (303) are fixedly connected to the lower outer wall and the lower surface of the vertical rod (301) respectively, a screw (304) is rotatably connected in the middle of the inner part of the transverse plate (302), a sleeve (305) is in threaded connection with the upper outer wall of the screw (304), and the upper surface of the sleeve (305) is fixedly connected with the mounting plate (1).

3. A gear reducer according to claim 2, wherein: the lower surface of the screw rod (304) is fixedly connected with a handle (7).

4. A gear reducer according to claim 1, wherein: the connecting device (4) comprises a first connecting shaft (401), the outer wall of the first connecting shaft (401) is rotationally connected with a gear reducer shell (2), a first bevel gear (402) is fixedly connected to the middle outer wall of the first connecting shaft (401), a second bevel gear (403) is connected to the left side of the front end face of the first bevel gear (402) in a meshed mode, a second connecting shaft (404) is fixedly connected to the left side of the second bevel gear (403), a vertical plate (405) is rotationally connected to the middle outer wall of the second connecting shaft (404) through a bearing, and the upper outer wall and the lower outer wall of the vertical plate (405) are fixedly connected with the gear reducer shell (2).

5. A gear reducer according to claim 4, wherein: the left side of the second connecting shaft (404) is fixedly connected with a first straight gear (8).

6. A gear reducer according to claim 5, wherein: the lower part of the first straight gear (8) is connected with a second straight gear (9) in a meshed manner, and the left side of the second straight gear (9) is fixedly connected with the output shaft of the first motor (5).