CN113266577A

CN113266577A - Quick connection structure and method between water pump set and engine or motor

Info

Publication number: CN113266577A
Application number: CN202110620474.6A
Authority: CN
Inventors: 李伟
Original assignee: Guangzhou Real Electromechanical Technology Co ltd
Current assignee: Guangzhou Real Electromechanical Technology Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-08-17

Abstract

The invention discloses a quick connection structure and a method between a water pump set and an engine or a motor. The invention has the following beneficial effects: the connecting shaft is connected with the connecting disc in a flat mode, the connecting disc is fixed with an engine (or motor) flywheel through a step bolt, and the problems that the assembly precision of the engine (or motor) and a water pump impeller is difficult to control and the coaxiality is poor are solved; the quick connection structure and the method have good universality and can be commonly used with engines (or motors) with different discharge capacities or models; simple structure, light weight and convenient assembly and disassembly.

Description

Quick connection structure and method between water pump set and engine or motor

Technical Field

The invention relates to a quick connection structure and a quick connection method between a water pump set and an engine or a motor, and belongs to the technical field of agricultural garden appliances.

Background

The engine (or the motor) and the water pump are matched to be used as agricultural irrigation equipment, the agricultural irrigation equipment is a convenient mode, and the agricultural irrigation equipment has the advantages of simple structure, convenience in carrying, consumption reduction and energy conservation. However, the following problems exist in the existing matching of an engine (or a motor) and a water pump: the engine (or the motor) is connected with the water pump through the belt pulley, the engine (or the motor) and the water pump are respectively arranged on the bracket and connected through the belt, so that the structure is complex, and the belt pulley is added on the engine (or the motor) and the water pump relatively, so that the engine (or the motor) has more structural components, high production cost and inconvenient installation and use; secondly, most engines (or motors) applied in the prior art can only be connected with a specific water pump, and the universality is poor; thirdly, the assembly precision of the water pump impeller is difficult to control in the installation process of the existing engine (or motor) and water pump, and the coaxiality is poor, so that the equipment is easy to damage.

Disclosure of Invention

The invention aims to solve the technical problem of providing a quick connection structure and a quick connection method between a water pump set and an engine or a motor.

The invention is realized by the following scheme: the utility model provides a quick connect structure between water pump assembly and engine or motor, this quick connect structure includes connecting axle and connection pad, the connection pad passes through the step bolt fastening on engine or motor, the central point of connection pad puts and opens there is the connecting hole, the connecting hole is flat, the one end and the water pump assembly of connecting axle are fixed, and the other end inserts in the connecting hole.

The connecting part of the connecting shaft and the connecting disc is a connecting end, and the connecting end is of a flat structure matched with the connecting hole.

Two bolt holes are formed in the connecting disc and located on two sides of the connecting hole, and the step bolts penetrate through the corresponding bolt holes to be connected with bolt grooves in the engine or the motor.

And a bearing is sleeved on the connecting shaft.

The connecting shaft is provided with a circle of groove, a shaft check ring is sleeved in the groove and exposed out of the groove, and the shaft check ring is attached to the outer side of the bearing.

The connecting shaft is sleeved with a mechanical seal combined structure.

The engine or the motor is coaxially connected with the water pump set through the connecting shaft and the connecting disc.

A quick connection method between a water pump set and an engine or a motor is characterized in that a connection position between the water pump set and the engine or the motor is arranged to be a flat structure.

A connecting disc connected with an engine or a motor is provided with a flat hole, the end part of a connecting shaft connected with the water pump set is arranged to be flat, and the connecting shaft is inserted into the flat hole of the connecting disc to quickly connect the water pump set with the engine or the motor.

The invention has the beneficial effects that:

1. according to the quick connection structure between the water pump set and the engine or the motor, the connection shaft and the connection disc are in flat connection, and the connection disc and the flywheel of the engine (or the motor) are fixed through the step bolt, so that the problems that the assembly precision of the engine (or the motor) and the impeller of the water pump is difficult to control and the coaxiality is poor are solved;

2. the quick connection structure between the water pump set and the engine or the motor has good universality and is universal with engines (or motors) with different discharge capacities or types;

3. the quick connection structure between the water pump set and the engine or the motor is simple in structure, light in weight and convenient to assemble and disassemble.

Drawings

Fig. 1 is a schematic front sectional view of a quick connection structure between a water pump set and an engine or a motor according to the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an exploded view of a quick connection structure between a water pump set and an engine or a motor according to the present invention.

In the figure: the structure comprises a connecting shaft 1, a connecting disc 2, a step bolt 3, an engine or a motor 4, a connecting hole 5, a connecting end 6, a bolt hole 7, a bolt groove 8, a bearing 9, a groove 10, a shaft retainer ring 11 and a mechanical seal combined structure 12.

Detailed Description

The invention will be further described with reference to fig. 1-3, without limiting the scope of the invention.

In which like parts are designated by like reference numerals. It is noted that the terms "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component, and the drawings are in greatly simplified form and employ non-precise ratios, merely for the purpose of facilitating and distinctly aiding in the description of the embodiments of the present invention.

In the following description, for purposes of clarity, not all features of an actual implementation are described, well-known functions or constructions are not described in detail since they would obscure the invention with unnecessary detail, it being understood that in the development of any actual embodiment, numerous implementation details must be set forth in order to achieve the developer's specific goals, such as compliance with system-related and business-related constraints, changing from one implementation to another, and it being recognized that such development effort might be complex and time consuming, but would nevertheless be a routine undertaking for those of ordinary skill in the art.

The utility model provides a quick connect structure between water pump assembly and engine or motor, this quick connect structure includes connecting axle 1 and connection pad 2, and connection pad 2 passes through step bolt 3 to be fixed on engine or motor 4, and the central point of connection pad 2 puts and opens there is connecting hole 5, and connecting hole 5 is flat, and the one end and the water pump assembly 6 of connecting axle 1 are fixed, and the other end inserts in connecting hole 5.

The connecting part of the connecting shaft 1 and the connecting disc 2 is a connecting end 6, and the connecting end 6 is of a flat structure matched with the connecting hole 5.

Two bolt holes 7 are formed in the connecting disc 2, the bolt holes 7 are located on two sides of the connecting hole 5, and the step bolts 3 penetrate through the corresponding bolt holes 7 to be connected with bolt grooves 8 in the engine or the motor 4.

The connecting shaft 1 is sleeved with a bearing 9.

A circle of groove 10 is formed in the connecting shaft 1, a shaft retaining ring 11 is sleeved in the groove 10, the shaft retaining ring 11 is exposed out of the groove 10, and the shaft retaining ring 11 is attached to the outer side of the bearing 9.

The connecting shaft 1 is sleeved with a mechanical seal combined structure 12.

The engine or the motor 4 is coaxially connected with the water pump set 6 through the connecting shaft 1 and the connecting disc 2.

A method for quickly connecting a water pump group and an engine or a motor comprises the steps of forming a flat hole in a connecting disc 2 connected with the engine or the motor 4, arranging the end part of a connecting shaft 1 connected with the water pump group 6 into a flat shape, inserting the connecting shaft 1 into the flat hole of the connecting disc 2, and quickly connecting the water pump group 6 with the engine or the motor 4.

Although the invention has been described and illustrated in some detail, it should be understood that various modifications may be made to the described embodiments or equivalents may be substituted, as will be apparent to those skilled in the art, without departing from the spirit of the invention.

Claims

1. The utility model provides a quick connect structure between water pump assembly and engine or motor which characterized in that: the quick connection structure comprises a connection shaft (1) and a connection disc (2), wherein the connection disc (2) is fixed on an engine or a motor (4) through a step bolt (3), a connection hole (5) is formed in the center of the connection disc (2), the connection hole (5) is flat, one end of the connection shaft (1) is fixed with a water pump set (6), and the other end of the connection shaft is inserted into the connection hole (5).

2. The quick connection structure between a water pump group and an engine or a motor according to claim 1, characterized in that: the connecting shaft (1) is connected with the connecting disc (2) through a connecting end (6), and the connecting end (6) is of a flat structure matched with the connecting hole (5).

3. The quick connection structure between a water pump group and an engine or a motor according to claim 1, characterized in that: two bolt holes (7) are formed in the connecting disc (2), the bolt holes (7) are located on two sides of the connecting hole (5), and the step bolt (3) penetrates through the corresponding bolt hole (7) to be connected with a bolt groove (8) in the engine or the motor (4).

4. The quick connection structure between a water pump group and an engine or a motor according to claim 1, characterized in that: the connecting shaft (1) is sleeved with a bearing (9).

5. The quick connection structure between the water pump group and the engine or the motor according to claim 4, characterized in that: the connecting shaft is characterized in that a circle of groove (10) is formed in the connecting shaft (1), a shaft check ring (11) is sleeved in the groove (10), the shaft check ring (11) is exposed out of the groove (10), and the shaft check ring (11) is attached to the outer side of the bearing (9).

6. The quick connection structure between a water pump group and an engine or a motor according to claim 1, characterized in that: the connecting shaft (1) is sleeved with a mechanical seal combined structure (12).

7. The quick connection structure between a water pump group and an engine or a motor according to claim 1, characterized in that: the engine or the motor (4) is coaxially connected with the water pump set (6) through the connecting shaft (1) and the connecting disc (2).

8. A quick connection method between a water pump set and an engine or a motor is characterized in that: the joint between the water pump set (6) and the engine or the motor (4) is arranged to be a flat structure.

9. The method for quickly connecting the water pump group with the engine or the motor according to claim 8, characterized in that: the method comprises the steps that a flat hole is formed in a connecting disc (2) connected with an engine or a motor (4), the end portion of a connecting shaft (1) connected with a water pump set (6) is arranged to be flat, and the connecting shaft (1) is inserted into the flat hole of the connecting disc (2) to connect the water pump set (6) with the engine or the motor (4) in a quick mode.