CN219220567U

CN219220567U - Motorcycle water pump driving device

Info

Publication number: CN219220567U
Application number: CN202320933331.5U
Authority: CN
Inventors: 詹德君; 唐一玄; 夏奇松
Original assignee: Chongqing Liteng Power Technology Co ltd
Current assignee: Chongqing Liteng Power Technology Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-06-20
Anticipated expiration: 2033-04-21

Abstract

The utility model discloses a motorcycle water pump driving device, wherein a water pump cover is arranged on a water pump assembly, a sealing ring is arranged at one end of the water pump assembly, a bolt is arranged at the side end of the water pump cover, a water pump shaft is arranged at one inwards sunken end of a water pump impeller, a water seal combination and an oil seal are sequentially arranged on the water pump shaft from one side connected with the water pump assembly, the sealing ring is arranged at the connection part of the water seal combination and the water pump assembly, a water pump bearing is arranged at the connection part of the oil seal and the water pump shaft, a water pump shaft bulge is arranged at one end of the water pump shaft far away from the water pump assembly, and one end of the water pump shaft bulge is movably connected with a balance shaft in a clearance fit manner; the utility model can save the driving gear part of the water pump, is beneficial to reducing the weight and the cost of the engine, can reduce the occupied space of the water pump, has more flexible and reasonable arrangement in position, and makes the engine structure more compact.

Description

Motorcycle water pump driving device

Technical Field

The utility model relates to motorcycle driving equipment, in particular to a motorcycle water pump driving device.

Background

The motorcycle is driven by a gasoline engine, a two-wheel or tricycle with a handle for steering a front wheel is light and flexible, fast in running, widely used for patrol, passenger and cargo transportation and the like, also used as sports equipment, various bodies are arranged on the motorcycle, a water pump is one of important parts, the motorcycle water pump generally comprises a pump body, a pump cover, an oil seal, a water seal, a bearing, a water pump shaft and an impeller, in some motorcycles, the water pump is driven by a crankshaft, so that the water pump is difficult to arrange, mechanical abrasion is caused by overhigh rotating speed, and the service life of the water pump is shortened.

Disclosure of Invention

In view of the above-described drawbacks or shortcomings of the prior art, it is desirable to provide a motorcycle water pump drive.

According to the technical scheme provided by the embodiment of the application,

the utility model provides a motorcycle water pump drive arrangement, including the water pump lid, the water pump impeller, the sealing washer, the bolt, the water seal combination, the oil blanket, the water pump bearing, the water pump shaft is protruding, the balance shaft, the water pump assembly, the water pump lid is installed on the water pump assembly, the one end installation sealing washer of water pump assembly, the side of water pump lid is equipped with the bolt, the water pump shaft is installed to the one end that the water pump impeller is inwards sunken, water seal combination and oil blanket are installed in proper order from the one side of being connected with the water pump assembly on the water pump shaft, the water seal combination is installed with the junction of water pump assembly and is sealed, oil blanket and water pump shaft junction set up the water pump bearing, the one end that keeps away from the water pump assembly of water pump shaft is equipped with the water pump shaft arch.

In the present utility model, one end of the water pump shaft protrusion is movably connected with the balance shaft by clearance fit, the water pump shaft protrusion of the driving water pump in the prior patent is arranged on the crankshaft/other shaft, the groove is arranged on the water pump shaft, in the scheme, the water pump shaft protrusion of the driving water pump is arranged on the water pump shaft contrary to the prior patent, the connected groove is arranged on the balance shaft, and the advantage is that the axial dimension can be shortened.

In the utility model, the water pump assembly covers the water pump impeller inside.

In the utility model, the water pump cover is arranged on the box body of the water pump assembly through bolts.

In the utility model, a gap exists between the water seal combination and the oil seal.

In the utility model, the water pump shaft is combined and fixed with the water pump impeller through threaded connection.

To sum up, the beneficial effects of this application:

the utility model can save the driving gear part of the water pump, is beneficial to reducing the weight and the cost of the engine, can reduce the occupied space of the water pump, has more flexible and reasonable arrangement in position, and makes the engine structure more compact.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:

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

FIG. 2 is a schematic view of the structure of a water pump cover;

FIG. 3 is a schematic view of the structure of a water pump impeller;

FIG. 4 is a schematic structural view of a seal ring;

FIG. 5 is a schematic view of a water seal assembly;

FIG. 6 is a schematic view of the structure of a water pump shaft protrusion;

fig. 7 is a schematic structural view of the balance shaft.

Reference numerals in the drawings: the water pump comprises a water pump cover-1, a water pump impeller-2, a sealing ring-3, a bolt-4, a water seal combination-5, an oil seal-6, a water pump bearing-7, a water pump shaft-8, a water pump shaft bulge-9, a balance shaft-10 and a water pump assembly-11.

Detailed Description

The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 2, the material of the water pump cover 1 is YL112.

As shown in fig. 3, the water pump impeller 2 is made of ADC12.

As shown in fig. 4, the sealing ring 3 is made of NBR.

Bolt 4, standard, specification in this example: m6 is 25.

As shown in fig. 5, the water seal assembly 5 is an existing product, and its structure generally includes a water pump cover, a right cover, and a water pump shaft assembly located in the right cover, where the water pump shaft assembly is connected with a balance shaft penetrating into the right cover, a right cover hole is provided on the right cover, a radial water seal assembly is provided in the right cover hole, and the water pump shaft assembly penetrates through the radial water seal assembly.

Oil seal 6, market (standard) piece, specification of this example: the oil seal is 10 g 25 g 5 g.

As shown in fig. 6, the water pump shaft protrusion 9 is a left end protrusion portion in the drawing.

Water pump bearing 7, standard, model number for this example: deep groove ball bearing 6000-GB/T276.

The water pump shaft 8 is made of 20CrMo in this example.

As shown in fig. 7, the balance shaft 10 is made of 40Cr in this example.

As shown in fig. 1, when the engine runs, the balance shaft 10 is meshed with the crankshaft through a pair of gears, the crankshaft rotates clockwise or anticlockwise in the running process of the engine, the balance shaft 10 rotates at the same speed and in the opposite direction, the flat square of the water pump shaft bulge 9 at the end part of the water pump shaft 8 and the flat square groove at the end part of the balance shaft 10 are mounted in place through clearance fit, the water pump shaft 8 is concentric with the balance shaft, when the engine runs, the water pump shaft 8 and the balance shaft 10 synchronously rotate, the water pump assembly 11 is moved to one side of the balance shaft 10, the water pump assembly 11 is driven to work, the driving gear of the water pump is reduced, the weight and cost of the engine are reduced, the occupied space of the water pump can be reduced, the arrangement is more flexible and the reasonable space is utilized, and the engine structure is more compact.

The above description is only illustrative of the preferred embodiments of the present application and of the principles of the technology employed. Meanwhile, the scope of the utility model referred to in this application is not limited to the technical solutions of the specific combination of the above technical features, but also covers other technical solutions formed by any combination of the above technical features or their equivalents without departing from the inventive concept. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.

Claims

1. The utility model provides a motorcycle water pump drive arrangement, includes water pump cover (1), water pump impeller (2), sealing washer (3), bolt (4), water seal combination (5), oil blanket (6), water pump bearing (7), water pump shaft (8), water pump shaft arch (9), balance shaft (10), water pump assembly (11), characterized by:

the water pump cover (1) is installed on the water pump assembly (11), sealing washer (3) is installed to the one end of water pump assembly (11), the side of water pump cover (1) is equipped with bolt (4), water pump shaft (8) is installed to the one end of inwards sunken of water pump impeller (2), water seal combination (5) and oil blanket (6) are installed in proper order from the one side of being connected with the water pump assembly on water pump shaft (8), sealing washer (3) are installed at the junction of water seal combination (5) and water pump assembly (11), oil blanket (6) and water pump shaft (8) junction portion set up water pump bearing (7), the one end of keeping away from water pump assembly (11) of water pump shaft (8) is equipped with water pump shaft arch (9), the one end and balance shaft (10) of water pump shaft arch (9) are with clearance fit swing joint.

2. A motorcycle water pump driving device according to claim 1, characterized in that: the water pump assembly (11) covers the water pump impeller (2) inside.

3. A motorcycle water pump driving device according to claim 1, characterized in that: the water pump cover (1) is arranged on the box body of the water pump assembly through bolts (4).

4. A motorcycle water pump driving device according to claim 1, characterized in that: and a gap exists between the water seal combination (5) and the oil seal (6).

5. A motorcycle water pump driving device according to claim 1, characterized in that: the water pump shaft (8) is fixedly combined with the water pump impeller (2) through threaded connection.