TWI732524B - Air compressor - Google Patents

Abstract

The present invention is an air compressor, which is combined with a used cylinder unit in an internal combustion engine for a used car. The air compressor also includes a drive unit and a cylinder head. The drive unit is used to drive the used cylinder unit to operate, and the cylinder head is connected to the used cylinder unit. , The cylinder head has a head intake part and a head exhaust part; when the used cylinder unit is driven by the drive unit, external air can enter the used cylinder unit through the head intake part, and the gas inside the used cylinder unit will be compressed again. Exhaust through the cover exhaust.

Description

Air compressor

The present invention is an air compressor for supplying compressed gas.

An air compressor is a very practical machine, which has the function of compressing and discharging air. The discharged compressed gas can be used as a drive for pneumatic tools and a source of wind for air guns.

The gas compression methods of air compressors are roughly divided into two types, namely "reciprocating" and "screw". Among them, the reciprocating type is mostly used in air compressors with a horsepower of about 15HP or less, and its cost is lower. The price generally falls between 80,000 to 100,000, and the spiral type has excellent operating efficiency, and is mostly used in air compressors with horsepower above 20HP, but its production cost is higher, and the selling price generally falls below 150,000. To three hundred thousand.

From the above content, it can be known that no matter what type of air compressors are currently on the market, their prices are quite high. In addition, the follow-up maintenance costs are also quite high, which will cause a lot of economic burden for users. In view of this, the inventors have devoted themselves to research and are eager to solve the problem that air compressors on the market are generally expensive.

The invention combines the old cylinder unit in the internal combustion engine for the old vehicle to perform air compression, which greatly reduces the production cost, and can be said to effectively improve the problem of the general expensiveness of the air compressor.

In order to achieve the above-mentioned objects and effects, the present invention provides an air compressor, which is combined with a used cylinder unit in an internal combustion engine for a used car, wherein the air compressor further includes a drive unit and a cylinder head, and the drive unit is used for driving The used cylinder unit operates, the cylinder head is connected to the used cylinder unit, and the cylinder head has a head intake portion and a head exhaust portion; wherein the used cylinder unit includes a housing, a crankshaft, a plurality of cylinder blocks, and a plurality of cylinder blocks. Pistons, the plurality of cylinders and the plurality of pistons are located in the housing, the housing is connected to the cylinder head, the plurality of pistons are movably slidably disposed in the plurality of cylinders, and each piston faces the crankshaft by a connecting rod and the The crankshaft is pivoted, and one end of the crankshaft is connected with the drive unit. When the old cylinder unit is driven by the drive unit to operate, the drive unit will drive the crankshaft to rotate, and the crankshaft will rotate the connecting rods to drive the plural pistons. The cylinder reciprocates to draw external air into the plurality of cylinders from the cover air intake part, and compress the air in the plurality of cylinders to be discharged from the cover exhaust part.

1: Used cylinder unit

10: Shell

13: crankshaft

131: Idler

14: Cylinder

15: Piston

151: connecting rod

16: Valve device

2: drive unit

21: belt

3: Gas collection container

31: Container inlet

32: Container exhaust

4: Mechanical supercharger

5: Heat pump system

51: Water circulation pump

53: heat sink

54: Fan

6: warm air

7: Cooling water

8: Hot water

9: Cylinder head

91: cover air intake

92: cover exhaust

100: circulating water

The first figure is a reference schematic diagram of the architecture of the present invention.

The second figure is a schematic diagram of the internal structure of the ancient cylinder unit of the present invention.

The third figure is a reference schematic diagram of the structure of the present invention including a gas collecting container and a belt.

The fourth figure is a schematic diagram of the internal structure of the ancient cylinder unit in the third figure.

The fifth figure is a schematic diagram of a structure with a supercharger provided at the air intake portion of the cover.

The sixth figure is a schematic diagram of the first structure of the heat pump system of the present invention.

The seventh figure is a schematic diagram of the second structure of the present invention provided with a heat pump system.

In order to understand the embodiments of the present invention in more detail, please view it with the illustrations. As shown in the first and second figures, the present invention is an air compressor combined with a used cylinder unit 1 in an internal combustion engine for a used car. , Wherein the air compressor further includes a drive unit 2, a cylinder head 9, the drive unit 2 is used to drive the operation of the used cylinder unit 1, the cylinder head 9 is connected to the used cylinder unit 1, the cylinder head 9 has a Cover intake 91, a cover exhaust 92; wherein when the used cylinder unit 1 is driven by the drive unit 2, outside air can enter the used cylinder unit 1 through the cover intake 91, wherein the The ancient cylinder unit 1 includes a casing 10, a crankshaft 13, a plurality of cylinder blocks 14, and a plurality of pistons 15. The plurality of cylinder blocks 14, the plurality of pistons 15 are located in the casing 10, and the casing 10 is connected to the cylinder head 9. The plurality of pistons 15 are movably slidably disposed in the plurality of cylinders 14, and each piston 15 is pivoted to the crankshaft 13 by a connecting rod 151 toward one end of the crankshaft 13, and one end of the crankshaft 13 is connected to the drive unit 2, wherein When the used cylinder unit 1 is driven by the drive unit 2 to operate, the drive unit 2 will drive the crankshaft 13 to rotate, and the crankshaft 13 will rotate to drive the plurality of pistons 15 to reciprocate in the cylinder block 14 when the crankshaft 13 rotates. , In order to draw external air into the plurality of cylinders 14 from the cover air inlet 91, and compress the air in the plurality of cylinders 14 to be discharged from the cover exhaust 92.

The price of the internal combustion engine used in the middle age vehicle is generally 30% or even lower than that of the new product, not to mention the price of the internal combustion engine of the scrapped car is lower, and because the internal combustion engine production technology is quite mature, when the car is scrapped, the internal combustion engine is mostly good. Yes, the source can be said to be quite sufficient and low in price. Thanks to the maturity of internal combustion engine production technology, its damage rate is extremely low. Even if maintenance is required, a large number of ancient parts can be replaced. It is known that the present invention is combined with ancient (second-hand) vehicles. The used cylinder unit 1 in the internal combustion engine for air compression can be said to greatly reduce the production cost, and the price of the finished product can also be reduced. Therefore, the present invention effectively improves the general expensive problem of air compressors and overcomes the problem of air compressors. Long in technical field The problems that have existed for a long time and benefited from the maturity of the internal combustion engine production technology, and the associated problems that the used cylinder unit 1 is excellent in quality, durable, and expensive in subsequent repairs are also improved due to the large number of used parts that can be repaired and replaced.

As shown in the second figure, this structure illustrates the structure of a medieval cylinder unit 1. When the piston 15 is drawn down, gas is drawn into the cylinder 14 through the cover air inlet 91, and when the piston 15 is pushed up, the cylinder 14 The gas inside will be discharged through the cover exhaust 92, and each cylinder block 14 is provided with a valve device 16 which includes an intake valve and an exhaust valve corresponding to each cylinder block (for example: umbrella valve) This prevents the exhausted gas from being drawn back into the cylinder 14 when the piston 15 is pulled down, and also prevents the gas in the cylinder 14 from being forced back to the cover air inlet 91 when the piston 15 is pushed up.

As shown in Figures 3 and 4, the drive unit 2 is connected to the crankshaft 13 with a belt 21. The belt 21 drives the crankshaft 13 to rotate when the drive unit 2 is in operation, and this structure can drive The unit 2 drives the crankshaft 13 to rotate more stably.

As shown in the third and fourth figures, one end of the crankshaft 13 exposed to the housing 10 has an idler 131. The belt 21 is assembled to the crankshaft 13 by the idler 131. This structure allows the belt 21 to be The crankshaft 13 is driven to rotate more stably, and the rotation speed of the crankshaft 13 can be adjusted by changing the diameter of the idler 131.

As shown in the third and fourth figures, it further includes a gas collecting container 3 having a container air inlet 31 and a container exhaust 32. The container air inlet 31 is connected to the cover row. The gas part 92, the gas collecting container 3 can store the compressed gas discharged from the exhaust part 92 to cope with the situation where a large amount of compressed gas is required.

As shown in the fifth figure, the cover intake portion 91 is further provided with a supercharger 4, which is used to compress the gas that is about to flow into the cover intake portion 91 first to increase the number of used cylinder units 1 The efficiency of compressed gas 4.

It further includes a heat pump system 5, which has a water circulation pump 51, a heat dissipation device 53, a heat dissipation circulating water path is formed between the water circulation pump 51, the heat dissipation device 53, and the ancient cylinder unit 1, and the heat energy discharged by the heat dissipation device 53 It is the heat source of the heat pump system. The first heat pump system 5 in this embodiment is shown in Figure 6. After the water circulation pump 51 is started, the circulating water 100 that drives the heat sink 53 is pumped to the cylinder unit 1 of the Middle Ages to assist the Middle Ages The cylinder unit 1 dissipates heat, and then the circulating water 100 of the ancient cylinder unit 1 flows into the heat sink 53 for heat dissipation to complete a cycle of the heat dissipation water circuit. In the figure, the heat sink 53 uses a fan 54 to dissipate heat and discharge warm air. 6. It is the heat source of the heat pump system 5, which can warm the surrounding air. In this embodiment, another heat pump system 5 is shown in Fig. 7. The part of the heat dissipation circulating water path is the same as that of the previous embodiment. The difference from the previous embodiment is that the heat dissipation method of the heat sink 53 is the cooling water 7. It flows through the heat dissipation device 53 to exchange heat with the circulating water 100 flowing into the heat dissipation device 53 in the heat dissipation circulating water path, and becomes hot water 8 and flows out. The hot water is the heat source of the heat pump system 5 in this embodiment, and can serve as a water heater. It is used, and the arrangement position of each element of the heat pump system 5 in the figure is for reference for the convenience of understanding the embodiment of the present invention, and is not the only arrangement position.

The above descriptions are only used to explain the preferred embodiments of the present invention, and are not intended to restrict the present invention in any form. Therefore, any modification related to the present invention made under the same inventive spirit Or changes, other types that can be implemented and have the same effect, should still be included in the scope of the present invention's intended protection.

In summary, the practicability and cost-effectiveness of the "air compressor" of the present invention are indeed fully in line with the needs of industrial development, and the disclosed structural invention also has an unprecedented innovative structure, which is fully in line with my country's patents. According to the provisions of the law concerning the application requirements for invention patents, patent applications are filed in accordance with the law, and the Bureau is requested to review and affirm them as soon as possible.

1: Used cylinder unit

10: Shell

2: drive unit

9: Cylinder head

91: cover air intake

92: cover exhaust

Claims (6)

An air compressor is combined with a used cylinder unit in an internal combustion engine for a used vehicle, wherein the air compressor further includes a drive unit and a cylinder head, the drive unit is used to drive the used cylinder unit to operate, and the cylinder head is connected In the used cylinder unit, the cylinder head has a head intake portion and a head exhaust portion; wherein the used cylinder unit includes a housing, a crankshaft, a plurality of cylinder blocks, a plurality of pistons, the plurality of cylinder blocks, the plurality of pistons Located in the housing, the housing is connected to the cylinder head, the plurality of pistons are movably slidably disposed in the plurality of cylinders, the end of each piston facing the crankshaft is pivoted with the crankshaft by a connecting rod, and the end of the crankshaft is connected to the drive Unit connection, a valve device is arranged above each cylinder block, the valve device is connected to the cover intake part and the cover exhaust part, the valve device prevents the exhaust gas from being pumped back to each cylinder block when the pistons are pumped , Avoid pressing the gas in each cylinder back to the intake part of the cover when the pistons are compressed. When the old cylinder unit is driven by the drive unit to operate, the drive unit will drive the crankshaft to rotate, and the crankshaft will rotate when the crankshaft rotates. Each connecting rod drives the plurality of pistons to reciprocate in the cylinder, so as to draw external air into the plurality of cylinders from the intake portion of the cover, and compress the gas in the plurality of cylinders to be discharged from the valve device, and the valve is discharged from the valve device. The gas discharged from the device enters the cylinder head and is uniformly discharged from the exhaust part of the head. The air compressor according to claim 1, wherein the drive unit is connected to the crankshaft by a belt, and the belt drives the crankshaft to rotate when the drive unit is in operation. The air compressor according to claim 2, wherein one end of the crankshaft exposed to the housing has an idler, and the belt is connected to the crankshaft by the idler assembly. For example, an air compressor of any one of claims 1 to 3, further comprising an air collecting container having a container air inlet and a container exhaust, the container air communicating with the cover exhaust . Such as the air compressor of any one of claims 1 to 3, wherein the cover air inlet is further provided with a supercharger. For example, an air compressor of any one of claims 1 to 3, further comprising a heat pump system, which has a water circulation pump, a heat dissipation device, and a circulating water path is formed between the water circulation pump, the heat dissipation device, and the ancient cylinder unit, and The heat energy discharged by the heat sink is the heat source of the heat pump system.

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