CN210195964U - Lightweight air compressor assembly - Google Patents
Lightweight air compressor assembly Download PDFInfo
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- CN210195964U CN210195964U CN201920778122.1U CN201920778122U CN210195964U CN 210195964 U CN210195964 U CN 210195964U CN 201920778122 U CN201920778122 U CN 201920778122U CN 210195964 U CN210195964 U CN 210195964U
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- crankshaft
- cylinder body
- connecting rod
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Abstract
The utility model belongs to the technical field of automobile air compressors, in particular to a lightweight air compressor assembly; the crankshaft structure comprises a cylinder cover, a valve seat plate, a piston pin, a cylinder body, a connecting rod, a hollow crankshaft, a bearing seat and a bottom cover, wherein a reducing weight reducing hole is formed in the shaft diameter of the middle connecting rod in the middle of the hollow crankshaft, a first crankshaft weight reducing hole is formed in the shaft diameter of a main shaft at the right end of the hollow crankshaft, and a second crankshaft weight reducing hole is formed in the shaft diameter of a main shaft at the left end of the hollow crankshaft; the weight is greatly reduced compared with the prior art, and the energy-saving environment-friendly.
Description
Technical Field
The utility model belongs to the technical field of automobile air compressor, concretely relates to lightweight air compressor assembly.
Background
Most commercial vehicles in the market at present adopt a pneumatic braking system, and an air compressor is needed to provide an energy source for the braking system. Most of the existing air compressors adopt solid cast steel or forged steel crankshafts, and parts such as cylinder covers, valve seat plates and the like are made of cast iron, so that the air compressors in the prior art are heavy in weight and can increase the fuel consumption of the whole vehicle in the design process of the whole vehicle.
Disclosure of Invention
In order to overcome the problem, the utility model provides a lightweight air compressor assembly is a lightweight air compressor who is used for car air braking system, and weight is than prior art greatly reduced, adapts to the development trend of energy-conservation, environmental protection.
In order to realize the above purpose, the utility model discloses the technical scheme who adopts is:
a lightweight air compressor assembly comprises a cylinder cover 1, a valve seat plate 2, a piston 3, a piston pin 4, a cylinder body 6, a connecting rod 7, a hollow crankshaft 8, a bearing seat 9 and a bottom cover 11, wherein the cylinder cover 1 is in bolted connection with the cylinder body 6 through a third sealing gasket 17, the valve seat plate 2 and a second sealing gasket 16, the bearing seat 9 is in bolted connection with the side surface of the cylinder body 6, the bottom cover 11 is in bolted connection with the lower part of the cylinder body 6 through a first sealing gasket 13, the right end spindle diameter of the hollow crankshaft 8 is connected with the cylinder body 6 through the bearing seat 9, the left end spindle neck is in shaft fit connection with the hole of the cylinder body 6, the lower end of the connecting rod 7 is sleeved on a middle connecting rod journal in the middle of the hollow crankshaft 8, the upper end of the connecting rod 7 is connected with the piston 3 through the piston pin 4 and a piston pin retainer ring 5, a reducing weight reducing hole 19, a second crankshaft weight reducing hole 21 is formed in the diameter of the main shaft at the left end of the hollow crankshaft 8.
The hollow crankshaft 8 is provided with an oil hole, and lubricating oil can be introduced to lubricate the friction part of the crankshaft.
An air inlet valve plate is arranged below the valve seat plate 2, and an air outlet valve plate is arranged above the valve seat plate 2.
The utility model has the advantages that:
the utility model discloses the complete machine adopts the lightweight design, and weight is than prior art greatly reduced, and exhaust temperature also reduces to some extent than prior art.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the hollow crankshaft structure of the present invention.
In the figure: 1, a cylinder cover; 2 a valve seat plate; 3, a piston; 4 a piston pin; 5 piston pin retainer ring; 6, a cylinder body; 7 connecting rods; 8, a hollow crankshaft; 9, bearing seats; 10 bolts for bearing seats; 11 a bottom cover; 12 bolts for the bottom cover; 13 a first gasket; 14 bolt for gear; 15 a gasket; 16 a second gasket; 17 a third gasket; 18 bolts for cylinder head; 19 reducing weight reducing holes; 20 a first crankshaft drop weight hole; 21 second crankshaft drop weight hole.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, a lightweight air compressor assembly comprises a cylinder cover 1, a valve seat plate 2, a piston 3, a piston pin 4, a cylinder body 6, a connecting rod 7, a hollow crankshaft 8, a bearing seat 9 and a bottom cover 11, wherein the cylinder cover 1, a third sealing gasket 17, the valve seat plate 2 and a second sealing gasket 16 are connected with the cylinder body 6 through bolts 18 for the cylinder cover, the bearing seat 9 is connected with the side surface of the cylinder body 6 through bolts 10 for the bearing seat, the bottom cover 11 and a first sealing gasket 13 are connected below the cylinder body 6 through bolts 12 for the bottom cover, the main shaft diameter at the right end of the hollow crankshaft 8 is connected with the cylinder body 6 through the bearing seat 9, the main shaft diameter at the left end extends out of the shaft hole of the cylinder body 6 and is in shaft fit connection with the hole of the cylinder body 6, the lower end of the connecting rod 7 is sleeved on a middle connecting rod journal in the middle of the hollow crankshaft 8, the upper end is, a first crankshaft weight reducing hole 20 is formed in the diameter of a main shaft at the right end of the hollow crankshaft 8, and a second crankshaft weight reducing hole 21 is formed in the diameter of the main shaft at the left end of the hollow crankshaft 8.
The hollow crankshaft 8 is provided with an oil hole, and lubricating oil can be introduced to lubricate the friction part of the crankshaft.
An air inlet valve plate is arranged below the valve seat plate 2, and an air outlet valve plate is arranged above the valve seat plate 2.
When the reciprocating piston engine is used, the driving gear is fixed on the hollow crankshaft 8 through the bolt 14 and the washer 15 for the gear, the rotation of the engine is transmitted to the hollow crankshaft 8 through the driving gear, and then the self rotary motion is converted into the up-and-down reciprocating motion of the piston 3 through the connecting rod 7. The air inlet valve plate is installed below the valve seat plate 2, the air outlet valve plate is installed above the valve seat plate 2, when the piston 3 moves downwards, the air cylinder sucks air, and when the piston 3 moves upwards, the air cylinder exhausts air, so that the effects of compressing air and outputting high-pressure air to the outside are achieved.
The utility model discloses a hollow crankshaft 8 adopts casting hollow structure, and connecting rod journal position casting reducing falls heavy hole 9, the blind hole of the unified diameter of both ends main shaft footpath department processing: a first crankshaft weight reduction hole 20 and a second crankshaft weight reduction hole 21;
the cylinder body 6 is made of aluminum alloy, and a cylinder sleeve with the thickness of 2mm is inlaid on the inner wall.
Except for the hollow crankshaft 8, the cylinder sleeve, the valve plate on the valve seat plate 2, the piston pin 4, each sealing gasket and each bolt, all other parts are made of aluminum alloy and used for reducing the weight of the air compressor.
Claims (3)
1. A lightweight air compressor assembly is characterized by comprising a cylinder cover (1), a valve seat plate (2), a piston (3), a piston pin (4), a cylinder body (6), a connecting rod (7), a hollow crankshaft (8), a bearing seat (9) and a bottom cover (11), wherein the cylinder cover (1) is in bolted connection with the cylinder body (6) through a third sealing gasket (17), the valve seat plate (2) and a second sealing gasket (16), the bearing seat (9) is in bolted connection with the side face of the cylinder body (6), the bottom cover (11) is in bolted connection below the cylinder body (6) through a first sealing gasket (13), the main shaft diameter at the right end of the hollow crankshaft (8) is connected onto the cylinder body (6) through the bearing seat (9), the main shaft diameter at the left end is in matched connection with a hole shaft of the cylinder body (6), the lower end of the connecting rod (7) is sleeved on a middle connecting rod journal in the middle of the hollow crankshaft (8), and the upper end of the connecting rod, a reducing weight reducing hole (19) is formed in the middle of a middle connecting rod journal of the middle of the hollow crankshaft (8), a first crankshaft weight reducing hole (20) is formed in the diameter of a main shaft at the right end of the hollow crankshaft (8), and a second crankshaft weight reducing hole (21) is formed in the diameter of the main shaft at the left end of the hollow crankshaft (8).
2. The light-weight air compressor assembly according to claim 1, wherein the cylinder body (6) is made of an aluminum alloy material, and a cylinder sleeve with the thickness of 2mm is embedded in the inner wall of the cylinder body.
3. The light-weight air compressor assembly according to claim 1, wherein the cylinder cover (1), the valve seat plate (2), the cylinder body (6), the connecting rod (7), the bearing seat (9) and the bottom cover (11) are made of aluminum alloy materials, so that the weight of the assembly is reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920778122.1U CN210195964U (en) | 2019-05-28 | 2019-05-28 | Lightweight air compressor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920778122.1U CN210195964U (en) | 2019-05-28 | 2019-05-28 | Lightweight air compressor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210195964U true CN210195964U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920778122.1U Active CN210195964U (en) | 2019-05-28 | 2019-05-28 | Lightweight air compressor assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN210195964U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946586A (en) * | 2020-08-17 | 2020-11-17 | 中国人民解放军总参谋部第六十研究所 | Compact aviation heavy oil piston engine air pump |
| CN112963328A (en) * | 2021-03-23 | 2021-06-15 | 一汽解放汽车有限公司 | Air compressor |
-
2019
- 2019-05-28 CN CN201920778122.1U patent/CN210195964U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946586A (en) * | 2020-08-17 | 2020-11-17 | 中国人民解放军总参谋部第六十研究所 | Compact aviation heavy oil piston engine air pump |
| CN112963328A (en) * | 2021-03-23 | 2021-06-15 | 一汽解放汽车有限公司 | Air compressor |
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