CN212377256U

CN212377256U - Speed reducer shell with good noise elimination effect

Info

Publication number: CN212377256U
Application number: CN202020990557.5U
Authority: CN
Inventors: 陈骞; 张涛
Original assignee: Suzhou Hengyide Transmission Equipment Co ltd
Current assignee: Suzhou Hengyide Transmission Equipment Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-01-19
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses a speed reducer shell with good noise elimination effect, which comprises a speed reducer body, wherein the upper side and the lower side of the outer surface of the speed reducer body are sleeved with first protective shells, the first protective shells at the upper side and the lower side are sleeved with second protective shells, the left side wall and the right side wall of the first protective shells at the upper side and the lower side are integrally connected with annular sleeves, the opposite ends of the second protective shells at the upper side and the lower side are integrally connected with annular plates, the annular plates and the annular sleeves are fixedly connected with bolts, the speed reducer body is placed in the first protective shells, noise elimination cotton is filled between the first protective shells and the second protective shells to realize the noise elimination effect, the outer side of the first protective shells is also connected with a spiral cooling pipe, a radiating fin, an air inlet pipe and an air outlet pipe to radiate the speed reducer body, the outer parts of the second protective shells are connected, the guide rod is provided with the spring, and the spring is used for damping, so that the device is worthy of popularization.

Description

Speed reducer shell with good noise elimination effect

Technical Field

The utility model relates to a speed reducer field specifically is a speed reducer shell that noise elimination effect is good.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The speed reducer shell has the functions of matching rotating speed and transmitting torque between a prime motor and a working machine or an actuating mechanism, and the traditional speed reducer shell has high noise, poor heat dissipation performance and poor damping performance, so that the speed reducer shell with good silencing effect is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a speed reducer shell that noise elimination effect is good to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a speed reducer shell with good noise elimination effect comprises a speed reducer body, wherein first protective shells are sleeved on the upper side and the lower side of the outer surface of the speed reducer body, second protective shells are sleeved outside the first protective shells on the upper side and the lower side, the left side wall and the right side wall of the first protective shell on the upper side and the lower side are integrally connected with an annular sleeve, the opposite ends of the second protective shells on the upper side and the lower side are integrally connected with an annular plate, the annular plate and the annular sleeve are fixedly connected with bolts, an input shaft and an output shaft of the speed reducer body extend out of the left side wall and the right side wall of the second protective shell on the upper side and the lower side, sound-absorbing cotton is filled between the first protective shell and the second protective shell, an air outlet pipe is fixedly connected on the left side of the upper end face of the first protective shell, the, the lower end of the air inlet pipe extends out of the second protective shell.

Preferably, the first protective shell of upper and lower side overcoat is equipped with the spiral cooling tube, the lower extreme of inlet tube is connected to the one end fixed connection of spiral cooling tube, the outlet pipe lower extreme is connected to the spiral cooling tube other end fixed connection, the upper end of inlet tube and outlet pipe stretches out outside the second protective shell.

Preferably, a plurality of radiating fins are fixedly connected to the upper end face of the first protective shell, and the upper ends of the radiating fins extend out of the second protective shell.

Preferably, filter screens are arranged in the upper end pipe orifice of the air outlet pipe and the lower end pipe orifice of the air inlet pipe.

Preferably, terminal surface fixedly connected with backup pad under the second protective housing, the integration of backup pad lower extreme left and right sides is connected with the diaphragm, a plurality of guide arms are vertically worn to be equipped with in the diaphragm left and right sides, a plurality of guide arm lower extreme fixedly connected with cushion blocks, the outer surface cover of guide arm is equipped with the spring, the upper end of spring and the lower terminal surface fixed connection of diaphragm, the lower extreme of spring and the up end fixed connection of cushion block, the guide arm upper end is connected with the nut through the screw rotation, be provided with the gasket between nut and the diaphragm, the gasket suit is at the guide arm surface.

Preferably, a support frame is fixedly installed in the air inlet pipe, and a fan is installed on the support frame.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, the structure is clear and understandable, the speed reducer body is placed in first protective housing, first protective housing overcoat has second protective housing, first protective housing passes through the bolt fastening with second protective housing, it is cotton to fill the amortization between first protective housing and second protective housing, realize the noise elimination, the first protective housing outside still is connected with the spiral cooling tube, the fin, the air-supply line is with go out the tuber pipe and give speed reducer body heat dissipation, second protective housing outer connection has the backup pad, the diaphragm is connected in the backup pad integration, the side is worn to be equipped with a plurality of guide arms about the diaphragm, the buffing pad is connected to a plurality of guide arm lower extremes, be provided with the spring on the guide arm, the spring is as the shock attenuation, high durability and convenient use.

Drawings

FIG. 1 is a schematic structural diagram of a main body of a speed reducer housing with a good silencing effect;

fig. 2 is a schematic structural view of a main body section of a speed reducer housing with a good sound attenuation effect.

In the figure: 1-a first protective shell, 2-a second protective shell, 3-silencing cotton, 4-a filter screen, 5-an air outlet pipe, 6-a water inlet pipe, 7-a radiating fin, 8-a water outlet pipe, 9-a transverse plate, 10-a spiral cooling pipe, 11-a bolt, 12-a supporting frame, 13-an air inlet pipe, 14-a nut, 15-a gasket, 16-a spring, 17-a guide rod, 18-a speed reducer body, 19-a buffer plate, 20-a fan, 21-a supporting plate, 22-an annular plate and 23-an annular sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a speed reducer shell with good noise elimination effect comprises a speed reducer body 18, wherein first protective shells 1 are sleeved on the upper side and the lower side of the outer surface of the speed reducer body 18, second protective shells 2 are sleeved outside the first protective shells 1 on the upper side and the lower side, annular sleeves 23 are integrally connected with the left side wall and the right side wall of the first protective shell 1 on the upper side and the lower side, annular plates 22 are integrally connected with the opposite ends of the second protective shells 2 on the upper side and the lower side, bolts 11 are fixedly connected with the annular plates 22 and the annular sleeves 23, an input shaft and an output shaft of the speed reducer body 18 extend out of the left side wall and the right side wall of the second protective shell 2) on the upper side and the lower side, sound-absorbing cotton 3 is filled between the first protective shell 1 and the second protective shell, an air outlet pipe 5 is fixedly connected to the left side of the upper end face of the first protective shell 1, the upper end face of the air, the lower end of the air inlet pipe 13 extends out of the second protective shell 2.

Speed reducer body 18 is placed in the first protective housing 1 of the downside at last, the second protective housing 1 of the downside has been gone up to the first protective housing 1 overcoat of downside, the first protective housing 1 of the downside passes through bolt 11 fixed connection with the second protective housing 2 of the downside at last, it is cotton to fill the amortization between first protective housing and second protective housing, realize the noise elimination, first protective housing 1 is connected with air-supply line 13 and air-out pipe 5, enable the interior air flow of first protective housing 1, reduce the heat that speed reducer body 18 produced.

Go up 1 overcoat of first protective housing of downside and be equipped with spiral cooling tube 10, the one end fixed connection inlet tube 6's of spiral cooling tube 10 lower extreme, the 8 lower extremes of spiral cooling tube 10 other end fixed connection outlet pipe, outside the second protective housing 2 is stretched out to the upper end of inlet tube 6 and outlet pipe 8, in cooling water imports spiral cooling tube 10 from inlet tube 6, the heat that 18 during operations of speed reducer body produced is absorbed to the cooling water in the spiral cooling tube 10, exports from outlet pipe 8.

The upper end face of the first protective shell 1 is fixedly connected with a plurality of radiating fins 7, the upper ends of the radiating fins 7 extend out of the second protective shell 2, and the radiating fins 7 play a role in auxiliary heat dissipation.

The filter screen 4 is installed in the mouth of pipe of the upper end of the air outlet pipe 5 and the mouth of pipe of the lower end of the air inlet pipe 13, the speed reducer body 18 can generate dust during working, and the filter screen 4 prevents the dust from entering the first protective shell 1.

Terminal surface fixedly connected with backup pad 21 under second protective housing 2, terminal surface integration is connected with diaphragm 9 under backup pad 21, a plurality of guide arms 17 are vertically worn to be equipped with in the diaphragm 9 left and right sides, a plurality of guide arm 17 lower extreme fixedly connected with cushion socket 19, guide arm 17 outer surface cover is equipped with spring 16, the upper end of spring 16 and the lower terminal surface fixed connection of diaphragm 9, the lower extreme of spring 16 and the up end fixed connection of cushion socket 19, the guide arm 17 upper end is connected with nut 14 through the screw thread rotation, be provided with gasket 15 between nut 14 and the

diaphragm

9, 15 suits of gasket are at guide arm 17 outer surface, and speed reducer body 18 can produce vibrations at the during operation, and spring 16 can reduce vibrations.

Preferably, a support frame 12 is fixedly installed in the air inlet pipe 13, and a fan 20 is installed on the support frame 12 and used for accelerating the air circulation speed in the air inlet pipe 13, so as to accelerate the air flow speed in the second protective housing 2 and improve the heat dissipation effect.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an effectual speed reducer shell of noise elimination, includes speed reducer body (18), its characterized in that: the upper side and the lower side of the outer surface of the speed reducer body (18) are sleeved with first protective casings (1), the first protective casings (1) on the upper side and the lower side are sleeved with second protective casings (2), the left side wall and the right side wall of the first protective casings (1) on the upper side and the lower side are integrally connected with annular sleeves (23), the opposite ends of the second protective casings (2) on the upper side and the lower side are integrally connected with annular plates (22), the annular plates (22) and the annular sleeves (23) are fixedly connected with bolts (11), an input shaft and an output shaft of the speed reducer body (18) extend out of the left side wall and the right side wall of the second protective casings (2) on the upper side and the lower side, sound-absorbing cotton (3) are filled between the first protective casings (1) and the second protective casings, the left side of the upper end face of the first protective casing (1) is fixedly connected with an air outlet, the air inlet pipe (13) is fixedly connected to the left side of the lower end face of the first protective shell (1), and the lower end of the air inlet pipe (13) extends out of the second protective shell (2).

2. The reducer casing with good silencing effect according to claim 1, wherein: go up first protective housing (1) overcoat of downside and be equipped with spiral cooling tube (10), the lower extreme of one end fixed connection inlet tube (6) of spiral cooling tube (10), spiral cooling tube (10) other end fixed connection outlet pipe (8) lower extreme, the upper end of inlet tube (6) and outlet pipe (8) stretches out outside second protective housing (2).

3. The reducer casing with good silencing effect according to claim 2, wherein: a plurality of radiating fins (7) are fixedly connected to the upper end face of the first protective shell (1), and the upper ends of the radiating fins (7) extend out of the second protective shell (2).

4. The reducer casing with good silencing effect according to claim 3, wherein: and filter screens (4) are arranged in the upper end pipe orifice of the air outlet pipe (5) and the lower end pipe orifice of the air inlet pipe (13).

5. The reducer casing with good silencing effect according to claim 4, wherein: terminal surface fixedly connected with backup pad (21) under second protecting sheathing (2), backup pad (21) lower extreme left and right sides integration is connected with diaphragm (9), a plurality of guide arms (17) are vertically worn to be equipped with in the diaphragm (9) left and right sides, a plurality of guide arm (17) lower extreme fixedly connected with cushion socket (19), guide arm (17) surface cover is equipped with spring (16), the upper end of spring (16) and the lower terminal surface fixed connection of diaphragm (9), the lower extreme of spring (16) and the up end fixed connection of cushion socket (19), guide arm (17) upper end is connected with nut (14) through the screw thread rotation, be provided with gasket (15) between nut (14) and diaphragm (9), gasket (15) suit is at guide arm (17) surface.

6. The reducer casing with good silencing effect according to claim 5, wherein: a support frame (12) is fixedly installed in the air inlet pipe (13), and a fan (20) is installed on the support frame (12).