Double-air-conditioner belt wheel train

Abstract

The utility model discloses a double-air-conditioner belt wheel train which comprises a main body unit which comprises an engine body, the engine body is rotationally connected with a crankshaft belt pulley, a first air-conditioner belt pulley and a first tensioning wheel, and the crankshaft belt pulley, the first air-conditioner belt pulley and the first tensioning wheel are rotationally connected to the engine body. A first transmission belt is arranged among the crankshaft belt pulley, the first air conditioner belt pulley and the first tensioning wheel, a generator belt pulley is rotationally connected to the engine body, a second tensioning wheel is rotationally connected to the engine body, and a water pump belt pulley is rotationally connected to the engine body. A second transmission belt is arranged among the crankshaft belt pulley, the generator belt pulley, the second tensioning wheel and the water pump belt pulley, the engine body is rotationally connected with a second air conditioner belt pulley, and a third transmission belt is arranged between the water pump belt pulley and the second air conditioner belt pulley. The cab lifting device is compact in structure, high in adaptability and capable of carrying special narrow cabs which cannot be lifted.

Description

Technical Field

[0001] The utility model relates to the technical field of engines, in particular to a dual air-conditioning pulley system. Background Art

[0002] An engine is a machine that converts other forms of energy into mechanical energy. This includes internal combustion engines (reciprocating piston engines), external combustion engines (Stirling engines, steam engines, etc.), jet engines, and electric motors. Internal combustion engines typically convert chemical energy into mechanical energy. The term "engine" can refer to both a power generating device and the entire machine that includes the power generating device.

[0003] Car air conditioning is an important device on the car. It is installed on the car engine. However, it is not conducive to the installation of air conditioning equipment in some special narrow-body vehicles that cannot be installed and some cabs that cannot be lifted up. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract and title of the utility model to avoid obscuring the purpose of this section, the abstract and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the present invention.

[0005] In view of the above problems existing in the existing engine configuration and installation, the present utility model is proposed.

[0006] Therefore, the purpose of the present invention is to provide a dual air-conditioning pulley system, which is intended to solve the problem that "it is not conducive to the installation of air-conditioning equipment in some special narrow-body vehicles that cannot be carried and some cabs that cannot be lifted up".

[0007] In order to solve the above technical problems, the present invention provides the following technical solutions:

[0008] A dual air-conditioning pulley system, comprising:

[0009] The main unit includes an engine body, a crankshaft pulley is rotatably connected to the engine body, a first air-conditioning pulley is rotatably connected to the engine body, a first tensioner is rotatably connected to the engine body, a first transmission belt is provided between the crankshaft pulley, the first air-conditioning pulley and the first tensioner, a generator pulley is rotatably connected to the engine body, a second tensioner is rotatably connected to the engine body, a water pump pulley is rotatably connected to the engine body, a second transmission belt is provided between the crankshaft pulley, the generator pulley, the second tensioner and the water pump pulley, a second air-conditioning pulley is rotatably connected to the engine body, and a third transmission belt is provided between the water pump pulley and the second air-conditioning pulley.

[0010] As a preferred solution of the dual air-conditioning pulley system described in the present invention, the first transmission belt is V-shaped.

[0011] As a preferred solution of the dual air-conditioning pulley system described in the present invention, the second transmission belt is a 6PK multi-V belt.

[0012] As a preferred solution of the dual air-conditioning pulley system described in the utility model, the third transmission belt is a 4PK elastic belt.

[0013] As a preferred solution of the dual air-conditioning pulley system described in the present invention, the first air-conditioning pulley, the second air-conditioning pulley, the crankshaft pulley and the generator pulley are all made of high-strength aluminum alloy material.

[0014] As a preferred solution of the dual air-conditioning pulley system described in the present invention, the surfaces of the first tensioner and the second tensioner are coated with a wear-resistant protective coating.

[0015] Beneficial effects of the utility model:

[0016] The device can simultaneously drive the first air-conditioning pulley, the water pump pulley, the generator pulley and the second air-conditioning pulley to rotate through the crankshaft pulley. It has a compact structure and is more adaptable. It can carry a special narrow-body cab that cannot be lifted up. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work. Among them:

[0018] Figure 1 This is a front overall structural schematic diagram of a dual air-conditioning pulley system proposed by the present invention.

[0019] In the figure: 100, main unit; 101, engine body; 102, crankshaft pulley; 103, first air-conditioning pulley; 104, first tensioner; 105, first transmission belt; 106, generator pulley; 107, second tensioner; 108, water pump pulley; 109, second transmission belt; 110, second air-conditioning pulley; 111, third transmission belt. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0022] Secondly, the term "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in various places throughout this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0023] Furthermore, the present invention is described in detail with reference to schematic diagrams. For ease of illustration, when describing embodiments of the present invention, cross-sectional views of device structures may be partially enlarged and not to scale. Furthermore, the schematic diagrams are merely illustrative and should not limit the scope of protection of the present invention. Furthermore, in actual production, three-dimensional dimensions, including length, width, and depth, should be included.

[0024] Reference Figure 1 The utility model provides a dual air-conditioning pulley system, comprising:

[0025] The main unit 100 includes an engine body 101, on which a crankshaft pulley 102 is rotatably connected, a first air-conditioning pulley 103 is rotatably connected, a first tensioner 104 is rotatably connected, a first transmission belt 105 is provided between the crankshaft pulley 102, the first air-conditioning pulley 103 and the first tensioner 104, a generator pulley 106 is rotatably connected to the engine body 101, a second tensioner 107 is rotatably connected to the engine body 101, a water pump pulley 108 is rotatably connected to the engine body 101, a second transmission belt 109 is provided between the crankshaft pulley 102, the generator pulley 106, the second tensioner 107 and the water pump pulley 108, a second air-conditioning pulley 110 is rotatably connected to the engine body 101, and a third transmission belt 111 is provided between the water pump pulley 108 and the second air-conditioning pulley 110.

[0026] The first transmission belt 105 is V-shaped. The crankshaft pulley 102 drives the first air-conditioning pulley 103 and the first tensioner 104 to rotate through the arrangement of the first transmission belt 105 .

[0027] Furthermore, the second transmission belt 109 is a 6PK multi-V belt. Through the configuration of the second transmission belt 109, the crankshaft pulley 102 can drive the water pump pulley 108 and the generator pulley 106 to rotate.

[0028] Furthermore, the third transmission belt 111 is a 4PK elastic belt. Through the configuration of the third transmission belt 111, the water pump pulley 108 can drive the second air conditioner pulley 110 to rotate.

[0029] Furthermore, the first air-conditioning pulley 103, the second air-conditioning pulley 110, the crankshaft pulley 102 and the generator pulley 106 are all made of high-strength aluminum alloy material to reduce the overall weight of the system and improve corrosion resistance.

[0030] Furthermore, the surfaces of the first tensioner 104 and the second tensioner 107 are coated with a wear-resistant protective coating to extend the service life of the tensioners and prevent wear or failure during long-term operation.

[0031] During use, the crankshaft pulley 102 can simultaneously drive the first air-conditioning pulley 103, the water pump pulley 108, the generator pulley 106 and the second air-conditioning pulley 110 to rotate. It has a compact structure and is more adaptable, and can carry special narrow-body cabs that cannot be lifted up.

[0032] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, and all of these should be included in the scope of the claims of the present invention.

Claims

1. A dual air-conditioning pulley system, characterized by: include: The main unit (100) comprises an engine body (101), wherein the engine body (101) is rotatably connected to a crankshaft pulley (102), the engine body (101) is rotatably connected to a first air-conditioning pulley (103), the engine body (101) is rotatably connected to a first tensioner (104), a first transmission belt (105) is provided between the crankshaft pulley (102), the first air-conditioning pulley (103) and the first tensioner (104), and the engine body (101) is rotatably connected to a generator pulley (106). ), a second tensioner (107) is rotatably connected to the engine body (101), a water pump pulley (108) is rotatably connected to the engine body (101), a second transmission belt (109) is provided between the crankshaft pulley (102), the generator pulley (106), the second tensioner (107) and the water pump pulley (108), a second air conditioning pulley (110) is rotatably connected to the engine body (101), and a third transmission belt (111) is provided between the water pump pulley (108) and the second air conditioning pulley (110).

2. The dual air-conditioning pulley system according to claim 1, characterized in that: The first transmission belt (105) is V-shaped.

3. The dual air-conditioning pulley system according to claim 2, characterized in that: The second transmission belt (109) is a 6PK multi-V belt.

4. The dual air-conditioning pulley system according to claim 3, characterized in that: The third transmission belt (111) is a 4PK elastic belt.

5. The dual air-conditioning pulley system according to claim 4, characterized in that: The first air-conditioning belt pulley (103), the second air-conditioning belt pulley (110), the crankshaft belt pulley (102) and the generator belt pulley (106) are all made of high-strength aluminum alloy material.

6. The dual air-conditioning pulley system according to claim 5, characterized in that: The surfaces of the first tensioner (104) and the second tensioner (107) are coated with a wear-resistant protective coating.

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