CN217422118U

CN217422118U - Corrosion-resistant right-angle shaft speed reducer

Info

Publication number: CN217422118U
Application number: CN202221633224.2U
Authority: CN
Inventors: 黄吉
Original assignee: Taizhou Jinweida Motor Co ltd
Current assignee: Taizhou Jinweida Motor Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-09-13
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses a corrosion-resistant right angle axle speed reducer relates to the speed reducer field, including the speed reducer shell, the internally mounted of speed reducer shell has the speed reduction subassembly, it has the output shaft that is connected with the speed reduction subassembly to run through respectively on two lateral walls of speed reducer shell, the fixing base is installed to the position that the lateral wall of speed reducer shell corresponds the output shaft, threaded connection has waterproof circle on the fixing base, waterproof circle includes the threaded sleeve with fixing base threaded connection and is used for waterproof board, the waterproof board is umbelliform setting, and the middle top of waterproof board has seted up the through-hole, the mounting groove has been seted up in the waterproof board outside of waterproof circle, install moisture absorption component in the mounting groove. The utility model discloses a set up fixing base and waterproof circle on the speed reducer shell, waterproof circle alright protect the contact site of output shaft and speed reducer shell, prevent that outside water solution from entering into the speed reducer through the gap between the two inside, avoid the inside component of speed reducer to be corroded under humid environment.

Description

Corrosion-resistant right-angle shaft speed reducer

Technical Field

The utility model relates to a speed reducer technical field specifically is a corrosion-resistant right angle axle speed reducer.

Background

The right-angle shaft speed reducer has higher transmission efficiency through the internal structure of the bevel gear and the form of right-angle output, and the gear of the right-angle shaft speed reducer has stronger wear resistance, so that the right-angle shaft speed reducer has longer service life. However, when the right-angle shaft speed reducer is used, due to a plurality of corrosive factors around the right-angle shaft speed reducer, such as moisture and corrosive working environments, corrosion of the box body and the internal structure is accelerated, the service life of the speed reducer is shortened, and the failure rate is high. Therefore, the corrosion-resistant right-angle shaft speed reducer is designed and produced so as to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrosion-resistant right angle axle speed reducer to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a corrosion-resistant right angle axle speed reducer, including speed reducer shell 1, speed reducer shell 1's internally mounted has the speed reduction subassembly, it has output shaft 2 that is connected with the speed reduction subassembly to run through respectively on two lateral walls of speed reducer shell 1, speed reducer shell 1's lateral wall corresponds output shaft 2's fixed position and installs fixing base 3, threaded connection has waterproof circle 4 on fixing base 3, waterproof circle 4 includes 3 threaded connection's of fixing base screw sleeve and is used for waterproof board, the waterproof board is umbelliform setting, and the through-hole has been seted up on the middle top of waterproof board.

Preferably, the waterproof plate of the waterproof ring 4 is provided with an installation groove 41 on the outer side, and the moisture absorption assembly 5 is installed in the installation groove 41.

Preferably, the moisture absorption assembly 5 comprises a storage box 51, a thread matched with the mounting groove 41 is arranged on the peripheral side wall of the storage box 51, moisture absorption particles 53 are placed inside the storage box 51, and a transparent net 52 is arranged at the opening end of the storage box 51.

Preferably, the speed reducer casing 1 comprises a base layer 11, and a first anticorrosive layer 12 and a second anticorrosive layer 13 are sequentially arranged on the outer side of the base layer 11.

Preferably, the base layer 11 is made of high-chromium cast iron.

Preferably, the first corrosion protection layer 12 is a layer of tetrafluoroethylene-propylene rubber.

Preferably, the second anticorrosive layer 13 is an ultraviolet absorber coated on the outer side of the first anticorrosive layer 12.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to a corrosion-resistant right angle axle speed reducer, through set up fixing base and waterproof circle on the speed reducer shell, waterproof circle alright protect the contact site of output shaft and speed reducer shell, prevent that outside water solution from entering into the speed reducer through the gap between the two inside, avoid the inside component of speed reducer to be corroded under humid environment, the speed reducer shell comprises basic unit, first anticorrosive coating and second anticorrosive coating, can improve the corrosion resisting property of whole speed reducer shell, thereby avoid speed reducer shell surface to be corroded.

Drawings

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

fig. 2 is a schematic view of the three-dimensional structure of the waterproof ring of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

fig. 4 is a schematic structural diagram of the reducer casing of the present invention.

In the figure: 1. a reducer housing; 11. a base layer; 12. a first anticorrosive layer; 13. a second anticorrosive layer; 2. an output shaft; 3. a fixed seat; 4. a waterproof ring; 41. mounting grooves; 5. an absorbent assembly; 51. a storage box; 52. net penetration; 53. moisture-absorbing particles.

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. 1-4, the present embodiment provides a corrosion-resistant right-angle shaft speed reducer, including a speed reducer housing 1, a speed reduction assembly is installed inside the speed reducer housing 1, output shafts 2 connected to the speed reduction assembly respectively penetrate through two side walls of the speed reducer housing 1, a fixing seat 3 is fixedly installed on the side wall of the speed reducer housing 1 corresponding to the position of the output shaft 2, a waterproof ring 4 is connected to the fixing seat 3 through a thread, the waterproof ring 4 is sleeved on the output shaft 2 and is installed on the fixing seat 3 through a thread, the waterproof ring 4 can protect the contact position of the output shaft 2 and the speed reducer housing 1, so as to prevent external aqueous solution from entering the inside of the speed reducer through a gap between the two, and prevent components inside the speed reducer from being corroded in a humid environment.

Waterproof circle 4 includes the threaded sleeve with 3 threaded connection of fixing base and is used for waterproof board, and the waterproof board is umbelliform setting, can be when the drippage has the aqueous solution on waterproof circle 4, carry the aqueous solution to the umbrella end of waterproof board to avoid the aqueous solution to be close to output shaft 2 and speed reducer shell 1's contact site, and the through-hole has been seted up on the middle top of waterproof board, conveniently overlaps waterproof circle 4 cover and establish on output shaft 2.

In order to improve the waterproof performance of the waterproof ring 4, the outer side of the waterproof plate of the waterproof ring 4 is provided with the mounting groove 41, the moisture absorption component 5 is mounted in the mounting groove 41, the moisture absorption component 5 can absorb the water solution dropping on the waterproof ring 4 in time, and the water solution is prevented from flowing along the waterproof ring 4, so that the probability that the water solution enters the inside of the speed reducer shell 1 along the output shaft 2 is reduced.

Moisture absorption component 5 is equipped with on the periphery lateral wall of storing box 51 including storing box 51 with mounting groove 41 assorted screw thread, stores box 51's inside and has placed moisture absorption granule 53, stores box 51's open end and is equipped with net 52 that passes through, and moisture absorption component 5 detachable installs on waterproof circle 4, can be when moisture absorption granule 53 in moisture absorption component 5 absorbs full aqueous solution, conveniently changes moisture absorption component 5.

The speed reducer shell 1 comprises a base layer 11, and a first anticorrosive layer 12 and a second anticorrosive layer 13 are sequentially arranged on the outer side of the base layer 11, so that the anticorrosive performance of the whole speed reducer shell 1 is improved, and the surface of the speed reducer shell 1 is prevented from being corroded.

The base layer 11 is a speed reducer box body framework made of high-chromium cast iron, so that the speed reducer shell 1 made of the base layer 11 has good wear resistance and also has good high-temperature resistance and corrosion resistance.

The first anticorrosive layer 12 is a tetrapropylene fluoride rubber layer, and the tetrapropylene fluoride rubber has good stability to lubricating oil, mineral oil, silicone oil and the like, so that the speed reducer housing 1 can not be corroded under the condition of being in contact with the lubricating oil for a long time.

Preferably, the second anticorrosive layer 13 is an ultraviolet absorbent coated on the outer side of the first anticorrosive layer 12, so that the speed reducer housing 1 is not aged under long-term irradiation of ultraviolet rays, and the speed reducer housing 1 is prevented from being aged and damaged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a corrosion-resistant right angle axle speed reducer, includes speed reducer shell (1), its characterized in that: the internally mounted of speed reducer shell (1) has the speed reduction subassembly, run through output shaft (2) that are connected with the speed reduction subassembly on two lateral walls of speed reducer shell (1) respectively, the fixed position that the lateral wall of speed reducer shell (1) corresponds output shaft (2) installs fixing base (3), threaded connection has waterproof circle (4) on fixing base (3), waterproof circle (4) include with fixing base (3) threaded connection's threaded sleeve with be used for waterproof board, the waterproof board is umbelliform setting, and the through-hole has been seted up on the middle top of waterproof board.

2. The corrosion-resistant right-angle shaft reducer of claim 1, wherein: the waterproof plate of waterproof circle (4) outside has seted up mounting groove (41), install moisture absorption subassembly (5) in mounting groove (41).

3. The corrosion-resistant right-angle shaft speed reducer according to claim 2, wherein: the moisture absorption assembly (5) comprises a storage box (51), threads matched with the mounting groove (41) are arranged on the peripheral side wall of the storage box (51), moisture absorption particles (53) are placed inside the storage box (51), and a transparent net (52) is arranged at the opening end of the storage box (51).

4. The corrosion-resistant right-angle shaft speed reducer according to claim 1, wherein: the speed reducer shell (1) comprises a base layer (11), and a first anticorrosive layer (12) and a second anticorrosive layer (13) are sequentially arranged on the outer side of the base layer (11).

5. The corrosion-resistant right-angle shaft reducer of claim 4, wherein: the base layer (11) is a speed reducer box body framework made of high-chromium cast iron.

6. The corrosion-resistant right-angle shaft reducer of claim 4, wherein: the first anticorrosive layer (12) is a tetrafluoroethylene-propylene rubber layer.

7. The corrosion-resistant right-angle shaft reducer of claim 4, wherein: the second anticorrosive layer (13) is an ultraviolet absorbent coated on the outer side of the first anticorrosive layer (12).