CN210800197U - Gear reduction box for water valve - Google Patents
Gear reduction box for water valve Download PDFInfo
- Publication number
- CN210800197U CN210800197U CN201921893783.5U CN201921893783U CN210800197U CN 210800197 U CN210800197 U CN 210800197U CN 201921893783 U CN201921893783 U CN 201921893783U CN 210800197 U CN210800197 U CN 210800197U
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- CN
- China
- Prior art keywords
- gear
- stage
- stage gear
- meshed
- gear set
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a gear reduction box for water valve, including motor, gear train and gearbox casing, wherein, the motor tip has the end cover, end cover and gearbox casing fixed connection, sets up in the cavity between end cover and the gearbox casing the gear train. The technical scheme of the utility model has following advantage: 1. the shell is made of plastic, and part of gears are made of plastic or powder metallurgy, so that the manufacturing cost is low and the gear is rustproof; 2. high input-output ratio and effectively reduced gear load.
Description
Technical Field
The utility model relates to a gear reduction box for water valve.
Background
The water valve reduction gearbox in the prior art adopts four-stage gear transmission for speed reduction, so that each gear is high in torque load, steel is adopted, manufacturing and maintenance cost is high, the product cannot work normally due to the fact that the working environment is moist and rusty easily, the service life is shortened, and field product maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to overcome the defects and provide a gear reduction box for a water valve.
(II) technical scheme
In order to achieve the purpose, the gear reduction box for the water valve comprises a motor, a gear set and a gear box shell, wherein the end part of the motor is provided with an end cover, the end cover is fixedly connected with the gear box shell, and the gear set is arranged in a cavity between the end cover and the gear box shell;
one end of the gear set is provided with an output shaft, and the other end of the gear set is provided with a driving gear fixedly connected with a motor driving shaft;
the gear set is a speed reduction gear set and specifically consists of a first-stage gear set, a second-stage gear set and a third-stage gear set;
the first-stage gear set comprises a first-stage gear, a second-stage gear and a third-stage gear, and the first-stage gear, the second-stage gear and the third-stage gear are coaxial;
the second step gear set comprises a fourth stage gear and a fifth stage gear, and the fourth stage gear and the fifth stage gear are coaxial;
the third-order gear set comprises a sixth-order gear, and the output shaft is fixedly connected with the sixth-order gear;
the input-to-output ratio of the reduction gear set is 333: 1.
Furthermore, the first-stage gear, the second-stage gear, the third-stage gear, the fourth-stage gear and the fifth-stage gear are duplicate gears.
Further, the main gear of the first-stage gear is meshed with the driving gear, and the pinion of the first-stage gear is meshed with the main gear of the fourth-stage gear; the auxiliary gear of the fourth-stage gear is meshed with the main gear of the second-stage gear, and the auxiliary gear of the second-stage gear is meshed with the main gear of the fifth-stage gear; the pinion of the fifth-stage gear is meshed with the main gear of the third-stage gear, and the pinion of the third-stage gear is meshed with the sixth-stage gear.
Furthermore, a mounting plate extends out of the end part of the gear box shell, and the mounting plate and the gear box shell are integrally formed.
Further, the gearbox shell is made of plastics, and the first-stage gear, the second-stage gear, the third-stage gear, the fourth-stage gear and the fifth-stage gear are made of plastics or powder metallurgy.
(III) advantageous effects
Compared with the prior art, the technical scheme of the utility model have following advantage: 1. the shell is made of plastic, and part of gears are made of plastic or powder metallurgy, so that the manufacturing cost is low and the gear is rustproof; 2. high input-output ratio and effectively reduced gear load.
Drawings
Fig. 1 is an exploded view of a gear reducer for a water valve according to the present invention;
figure 2 is an exploded view of the reduction gear set of the present invention;
fig. 3 is a schematic structural view in another direction of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 3, the gear reduction box for a water valve of the present invention comprises a motor 1, a gear set and a gear box housing 2, wherein an end of the motor 1 is provided with an end cover 6, the end cover 6 is fixedly connected with the gear box housing 2, and the gear set is arranged in a cavity between the end cover 6 and the gear box housing 2;
wherein, one end of the gear set is provided with an output shaft 4, and the other end is provided with a driving gear 301 fixedly connected with a driving shaft of the motor 1;
the gear set is a reduction gear set 3 which is composed of a first-stage gear set, a second-stage gear set and a third-stage gear set;
the first-stage gear set comprises a first-stage gear 302, a second-stage gear 303 and a third-stage gear 304, wherein the first-stage gear 302, the second-stage gear 303 and the third-stage gear 304 are coaxial;
the second step gear set comprises a fourth step gear 305 and a fifth step gear 306, and the fourth step gear 305 and the fifth step gear 306 are coaxial;
the third-order gear set comprises a sixth-order gear 307, and the output shaft 4 is fixedly connected with the sixth-order gear 307;
the input-to-output ratio of the reduction gear set 3 is 333: 1. High input-output ratio, and can reduce the torsion of gear and prolong the service life of gear.
The first stage gear 302, the second stage gear 303, the third stage gear 304, the fourth stage gear 305 and the fifth stage gear 306 are all duplicate gears.
The main gear of the first-stage gear 302 is meshed with the driving gear 301, and the pinion of the first-stage gear 302 is meshed with the main gear of the fourth-stage gear 305; the pinion of the fourth stage gear 305 is meshed with the main gear of the second stage gear 303, and the pinion of the second stage gear 303 is meshed with the main gear of the fifth stage gear 306; the pinion of the fifth stage gear 306 is engaged with the main gear of the third stage gear 304, and the pinion of the third stage gear 304 is engaged with the sixth stage gear 307.
2 tip extensions of gear box casing extend mounting panel 5, mounting panel 5 and 2 integrated into one piece of gear box casing to at the inside strengthening rib that sets up of casing and mounting panel 5, reduce material reduce cost, guarantee installation intensity.
The gearbox housing 2 is made of plastic, and the first-stage gear 302, the second-stage gear 303, the third-stage gear 304, the fourth-stage gear 305 and the fifth-stage gear 306 are made of plastic or powder metallurgy. The processing is simple, and the cost is reduced.
Due to the measures, the cost performance of the product is greatly improved, the main performance of the product is the same as that of the original product, the service life is prolonged, the maintenance cost of a use field is reduced, and the product price is reduced by 20%.
As described above, the above embodiments are not limiting embodiments of the present invention, and modifications or equivalent variations made by those skilled in the art based on the substance of the present invention are within the technical scope of the present invention.
Claims (5)
1. A gear reduction box for a water valve is characterized in that: the motor comprises a motor, a gear set and a gearbox shell, wherein an end cover is arranged at the end part of the motor and fixedly connected with the gearbox shell, and the gear set is arranged in a cavity between the end cover and the gearbox shell;
one end of the gear set is provided with an output shaft, and the other end of the gear set is provided with a driving gear fixedly connected with a motor driving shaft;
the gear set is a speed reduction gear set and specifically consists of a first-stage gear set, a second-stage gear set and a third-stage gear set;
the first-stage gear set comprises a first-stage gear, a second-stage gear and a third-stage gear, and the first-stage gear, the second-stage gear and the third-stage gear are coaxial;
the second step gear set comprises a fourth stage gear and a fifth stage gear, and the fourth stage gear and the fifth stage gear are coaxial;
the third-order gear set comprises a sixth-order gear, and the output shaft is fixedly connected with the sixth-order gear;
the input-to-output ratio of the reduction gear set is 333: 1.
2. A gear reducer for water valves as claimed in claim 1, wherein: the first-stage gear, the second-stage gear, the third-stage gear, the fourth-stage gear and the fifth-stage gear are all duplicate gears.
3. A gear reducer for water valves as claimed in claim 1, wherein: the main gear of the first-stage gear is meshed with the driving gear, and the pinion of the first-stage gear is meshed with the main gear of the fourth-stage gear; the auxiliary gear of the fourth-stage gear is meshed with the main gear of the second-stage gear, and the auxiliary gear of the second-stage gear is meshed with the main gear of the fifth-stage gear; the pinion of the fifth-stage gear is meshed with the main gear of the third-stage gear, and the pinion of the third-stage gear is meshed with the sixth-stage gear.
4. A gear reducer for water valves as claimed in any one of claims 1 to 3, wherein: the end of the gear box shell extends out of the mounting plate, and the mounting plate and the gear box shell are integrally formed.
5. A gear reducer for water valves as claimed in claim 4, in which: the gearbox shell is made of plastic, and the first-stage gear, the second-stage gear, the third-stage gear, the fourth-stage gear and the fifth-stage gear are made of plastic or powder metallurgy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921893783.5U CN210800197U (en) | 2019-11-05 | 2019-11-05 | Gear reduction box for water valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921893783.5U CN210800197U (en) | 2019-11-05 | 2019-11-05 | Gear reduction box for water valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210800197U true CN210800197U (en) | 2020-06-19 |
Family
ID=71230376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921893783.5U Expired - Fee Related CN210800197U (en) | 2019-11-05 | 2019-11-05 | Gear reduction box for water valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210800197U (en) |
-
2019
- 2019-11-05 CN CN201921893783.5U patent/CN210800197U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 Termination date: 20201105 |