Diesel engine modular water pump and diesel engine

Abstract

The utility model discloses a diesel engine modular water pump and a diesel engine. The diesel engine modular water pump comprises a fan, a water pump body and a middle lining plate. A middle lining plate is arranged on the first side face of the water pump body. The water pump body is detachably connected with the engine body through the middle lining plate; the fan is arranged on the second side face of the water pump body. And the thickness of the middle lining plate is equal to the distance between the central axial surface of the top surface of the fan and the back surface of the middle lining plate-the height of the fan. The water pump is combined in a modularized mode, the requirement for matching of different fan heights on a single engine is met, waste of development, design and production of excessive part types is reduced, and the matching face of the engine can be wider.

Description

Technical Field

[0001] The present application relates to the technical field of diesel engines, and in particular to a modular water pump for a diesel engine and a diesel engine. Background Art

[0002] With the development of engineering and agricultural machinery, the number of matching types of single engines is increasing. The height of the fan of a single original engine is fixed. In the process of matching various types of engineering, agricultural or automotive engines, various matching models and manufacturers have different requirements for the height of the water pump that matches the fan, which leads to the need to develop a new water pump for each matching, and even the need to redesign the entire front-end gear train, which is costly and wastes R&D and manufacturing costs. The redesigned components increase the number of parts, resulting in increased parts management costs.

[0003] The information disclosed in the background technology section is only intended to increase the understanding of the overall background of the utility model, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to ordinary technicians in the field. Utility Model Content

[0004] The present application provides a modular water pump and diesel engine for a diesel engine. On the basis of the same water pump body, only the thickness of the lining plate needs to be adjusted to achieve the transfer, so that the same water pump can adapt to the heights of different supporting products. According to the needs of the supporting products, different lining plates can be replaced to adapt to the installation requirements of different water pump heights, thereby reducing the types of parts and reducing design waste.

[0005] The present application provides a modular water pump for a diesel engine, comprising: a fan, a water pump body, and an intermediate liner; the intermediate liner is arranged on a first side surface of the water pump body; the water pump body is detachably connected to an engine body through the intermediate liner; the fan is arranged on a second side surface of the water pump body;

[0006] The thickness of the middle liner = the distance between the central axis of the fan top surface and the back of the middle liner - the height of the fan.

[0007] Preferably, it comprises: a first liquid flow port and a second liquid flow port; the first liquid flow port and the second liquid flow port are respectively arranged on both sides of the water pump body.

[0008] Preferably, the intermediate lining plate cover is disposed on the first liquid flow port.

[0009] Preferably, a water channel is provided in the middle lining plate; one end of the water channel is connected to the first liquid flow port and the other end of the water channel is provided with a hole on the middle lining plate.

[0010] Preferably, the water inlet of the water pump body is connected to the water outlet pipeline of the radiator; the water outlet of the water pump body is connected to the water channel in the middle liner; the outlet of the water channel in the middle liner is connected to the coolant inlet of the engine.

[0011] Preferably, the middle lining plate comprises: a first plate body and a snap-fit ​​groove; the first plate body is arranged on one side of the snap-fit ​​groove; the first plate body is detachably connected to the water pump body; a water channel is arranged on one side of the snap-fit ​​groove and a hollow structure is arranged on the other side; the other side of the snap-fit ​​groove is detachably connected to the engine body.

[0012] Another aspect of the present application provides a diesel engine, comprising: a diesel engine modular water pump as described above; the diesel engine modular water pump is arranged on the diesel engine body.

[0013] The beneficial effects of this application include:

[0014] 1) The modular water pump for diesel engines provided in the present application realizes the detachable connection between the water pump and the supporting device through the intermediate lining. It only needs to adjust the thickness of the intermediate lining according to the installation height requirement to ensure the normal function of the water pump and meet various supporting installation needs. The modular combination of the water pump realizes the matching requirements of different fan heights on a single engine, reduces the development of too many types of parts and the waste of design and production, and makes the engine matching surface more extensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional schematic diagram of a modular water pump for a diesel engine in at least one embodiment provided in the present application, showing a pump body and a fan of the water pump;

[0016] Figure 2 is a three-dimensional schematic diagram of a modular water pump for a diesel engine in at least one embodiment provided by the present application, showing a water inlet and a water outlet of a water pump assembly;

[0017] Figure 3 It is a schematic cross-sectional structure diagram of a water channel of a diesel engine modular water pump in at least one embodiment provided in the present application, showing the internal water flow direction of a water pump body 10 and a transition liner 20 in a water pump assembly;

[0018] Figure 4 1 is a schematic diagram of a top view of a modular water pump for a diesel engine in at least one embodiment provided in the present application; a) the distance between the central axis of the top surface of the fan 70 and the back surface of the intermediate liner 20 is 115 mm; b) the distance between the central axis of the top surface of the fan 70 and the back surface of the intermediate liner 20 is 97 mm;

[0019] Legend:

[0020] The water pump body 10 , the middle liner 20 , the first liquid flow port 30 , the second liquid flow port 40 , and the fan 70 . DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0022] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0023] The technical means that are not described in detail in this application and are not used to solve the technical problems of this application are all set according to the common knowledge in the field, and can be implemented in a variety of common knowledge settings.

[0024] See also Figures 1 to 4 The diesel engine modular water pump provided in the present application includes: a water pump body 10 and an intermediate liner 20; the intermediate liner 20 is arranged on the first side surface of the water pump body 10; the water pump body 10 is detachably connected to the engine body through the intermediate liner 20; the thickness of the intermediate liner 20 = (the distance between the central axis of the top surface of the fan 70 and the back surface of the intermediate liner 20) - the height of the fan 70.

[0025] By using the intermediate liner 20 of different thicknesses according to the distance between the first side of the water pump body 10 and the supporting equipment in the installation space, the water pump body 10 can be disassembled and connected between different supporting equipment. After using the intermediate liner 20, the distance between the central axis of the top surface of the fan 70 and the back surface of the intermediate liner 20 can be adjusted according to the needs of the installation space, for example Figure 4 The distance between the central axis of the top surface of the fan 70 and the back surface of the intermediate liner 20 can be set according to the assembly requirements of the supporting equipment. After the thickness of the intermediate liner 20 is determined according to the above formula, the water pump body 10 can be adjusted to meet the installation requirements.

[0026] In a specific embodiment, Figure 1 As shown, it includes: a fan 70; the fan 70 is arranged on the second side surface of the water pump body 10, and the resulting assembly is detachably connected to the engine body through a liner 20 arranged on the other end surface of the water pump 10.

[0027] In a specific embodiment, the water pump body 10 includes: a first liquid flow port 30 and a second liquid flow port 40; the first liquid flow port 30 and the second liquid flow port 40 are respectively arranged on both sides of the pump body. The first liquid flow port 30 and the second liquid flow port 40 are respectively an inlet and an outlet according to the needs of water inlet and outlet.

[0028] In a specific embodiment, the first liquid flow port 30 is disposed at the lower portion of the water pump body 10 ; the second liquid flow port 40 is disposed at the upper portion of the water pump body 10 and extends outward; and the middle lining plate 20 covers the first liquid flow port 30 .

[0029] In a specific embodiment, a communication hole is formed on the middle lining plate 20 and is connected to the first liquid flow port 30 of the water pump body 10 .

[0030] In a specific embodiment, a water channel is provided in the middle lining plate 20 ; one end of the water channel is connected to the first liquid flow port 30 and the other end of the water channel is provided with an opening on the middle lining plate 20 .

[0031] See also Figure 3 As shown, the liquid in the water pump body 10 flows out of the water pump body 10 and flows through the water channel set in the middle liner 20 to other external devices. The water pump first pumps cooling water from the radiator to the water pump body 10, and then passes through the water channel of the middle liner 20 to enter the engine for cooling.

[0032] The water pump is installed on the middle liner 20, and a water channel is arranged inside the middle liner 20. The water pump body 10 first pumps cooling water from the radiator to the water pump body 10, and then enters the engine through the water channel of the middle liner 20 to participate in cooling.

[0033] In a specific embodiment, the intermediate liner 20 includes: a first plate body, a buckling groove; the first plate body is arranged on one side of the buckling groove; the first plate body is detachably connected to the water pump body 10; a water channel is arranged on one side of the buckling groove, and a hollow structure is arranged on the other side; the other end surface of the buckling groove is detachably connected to the engine body. Specifically, the thickness of the intermediate liner 20 can be adjusted by the thickness of the buckling groove.

[0034] In a specific embodiment, a modular water pump for a diesel engine includes: a water pump body 10 and an intermediate lining 20, a fan 70 is installed on one side of the water pump body 10, and an adjustment lining 20 is arranged on the other side of the water pump body 10, so as to realize the installation position height of the water pump body 10, and finally realize the adjustable height of the fan 70.

[0035] like Figure 4 As shown, by designing different adapter liners 20 and modularly combining them with the water pump body 10, the requirements for matching different fan heights on a single engine are met, which reduces the waste of development, design and production of too many types of parts and makes the engine matching more extensive.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A modular water pump for a diesel engine, characterized in that: include: A fan (70), a water pump body (10), and an intermediate liner (20); the intermediate liner (20) is arranged on a first side surface of the water pump body (10); the water pump body (10) is detachably connected to an engine body via the intermediate liner (20); the fan (70) is arranged on a second side surface of the water pump body (10); The thickness of the middle lining plate (20) = the distance between the central axis of the top surface of the fan (70) and the back surface of the middle lining plate (20) - the height of the fan (70).

2. The modular water pump for a diesel engine according to claim 1, characterized in that: include: A first liquid flow port (30) and a second liquid flow port (40); the first liquid flow port (30) and the second liquid flow port (40) are respectively arranged on both sides of the water pump body (10).

3. The modular water pump for a diesel engine according to claim 2, characterized in that: The middle lining plate (20) is covered on the first liquid flow port (30).

4. The modular water pump for a diesel engine according to claim 3, characterized in that: A water channel is provided in the middle lining plate (20); one end of the water channel is connected to the first liquid flow port (30) and the other end of the water channel is opened and provided on the middle lining plate (20).

5. The modular water pump for a diesel engine according to claim 1, characterized in that: The water inlet of the water pump body (10) is connected to the water outlet pipeline of the radiator; the water outlet of the water pump body (10) is connected to the water channel in the middle liner (20); the liquid outlet of the water channel in the middle liner (20) is connected to the coolant inlet of the engine.

6. The modular water pump for a diesel engine according to claim 1, characterized in that: The middle lining plate (20) comprises: a first plate body and a buckling groove; the first plate body is arranged on one side of the buckling groove; the first plate body is detachably connected to the water pump body (10); a water channel is arranged on one side of the buckling groove and a hollow structure is arranged on the other side; the other side of the buckling groove is detachably connected to the engine body.

7. A diesel engine, characterized in that: include: A modular water pump for a diesel engine as claimed in any one of claims 1 to 6; the modular water pump for a diesel engine is arranged on a diesel engine body.

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