CN215830665U - Electromagnetic piston type compressor - Google Patents
Electromagnetic piston type compressor Download PDFInfo
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- CN215830665U CN215830665U CN202121911316.8U CN202121911316U CN215830665U CN 215830665 U CN215830665 U CN 215830665U CN 202121911316 U CN202121911316 U CN 202121911316U CN 215830665 U CN215830665 U CN 215830665U
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Abstract
The utility model discloses an electromagnetic piston type compressor, wherein one end of a cylinder of the compressor is provided with a cylinder cover, and the other end of the cylinder of the compressor is provided with a permanent magnet; a piston is arranged in the cylinder, and an electromagnet is embedded in the piston; a conductive rail is arranged in the cylinder, and the circuit system is in power supply connection with the conductive rail; the coil of the electromagnet is electrically connected with the conductor rail through an electric brush; the cylinder is provided with an air suction port and an air exhaust port; the structure is simpler because mechanisms such as a motor, a crankshaft connecting rod and the like are omitted; the efficiency loss of the motor and the mechanical transmission loss are avoided, and the overall operation efficiency is greatly improved; the device has the advantages of simple structure, high operation efficiency, energy conservation improvement and safe and reliable operation.
Description
Technical Field
The utility model belongs to the technical field of air conditioners, and particularly relates to an electromagnetic piston type compressor.
Background
The compressor is a driven fluid machine that raises low-pressure gas to high-pressure gas, and is the heart of a refrigeration system. The refrigerating cycle is powered by sucking low-temperature and low-pressure refrigerant gas from the air suction pipe, driving the piston to compress the refrigerant gas through the operation of the motor, and discharging high-temperature and high-pressure refrigerant gas to the exhaust pipe. The piston compressor has the following advantages, so that the piston compressor is a machine type with the widest application and the largest production batch in various occasions, particularly in the range of medium and small refrigeration. 1. The piston compressor has wide applicable pressure range, and can reach the required pressure no matter the flow rate; 2. the piston compressor has high heat efficiency and low unit power consumption; 3. the adaptability is strong, namely the exhaust range is wide, the air conditioner is not influenced by the pressure, and the air conditioner can adapt to the wide pressure range and the refrigerating capacity requirement; 4. the piston compressor has strong maintainability; 5. the piston compressor has low requirements on materials, is made of common steel materials, is easy to process and has low manufacturing cost; 6. the piston compressor is mature in technology, and abundant experience is accumulated in production and use; 7. the device system of the piston compressor is simple.
However, the piston compressor also has the following problems: 1. the structure is complex, the number of wearing parts is large, and the maintenance workload is large; 2. the transmission structure is complicated, the operation efficiency is lower, and the energy-saving performance is poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electromagnetic piston type compressor, which aims to solve the technical problems of the piston type compressor in the prior art, and has the advantages of simple structure, high operation efficiency, energy conservation improvement and safe and reliable operation.
The utility model specifically comprises the following scheme:
the utility model provides an electromagnetic piston type compressor, which comprises a cylinder, wherein one end of the cylinder is provided with a cylinder cover, and the other end of the cylinder is provided with a permanent magnet; a piston is arranged in the cylinder, and an electromagnet is embedded in the piston; a conductor rail is arranged in the cylinder, and a circuit system is in power supply connection with the conductor rail; the coil of the electromagnet is electrically connected with the conductor rail through an electric brush; the cylinder is provided with an air suction port and an air exhaust port.
Preferably, the permanent magnet is disposed outside the compressor.
Preferably, a piston ring is arranged outside the piston.
Preferably, the conductive rail is embedded in the inner wall of the cylinder.
Preferably, an insulating layer is provided between the conductive rail and the cylinder.
Preferably, the number of the conductor rail and the brush may be at least two.
Preferably, an air inlet valve is provided on the air inlet connection pipe.
Preferably, an exhaust valve is arranged on the exhaust port connecting pipeline.
Preferably, the circuit system comprises an inverter and a rectifier which are electrically coupled, the inverter being in power supply connection with the power rails.
Preferably, a limit pin for limiting the moving position of the piston is arranged in the other end of the cylinder.
The utility model has the beneficial effects that:
the electromagnetic piston type compressor has the following advantages: 1. the electromagnetic piston type compressor omits mechanisms such as a motor, a crankshaft connecting rod and the like, and has a simpler structure; 2. the electromagnetic piston type compressor avoids the efficiency loss of a motor and the mechanical transmission loss, and the overall operation efficiency is greatly improved; 3. the permanent magnet of the electromagnetic piston type compressor can be arranged outside the compressor, so that the permanent magnet can be prevented from demagnetizing due to high temperature under a good temperature condition; the electromagnetic piston type compressor has the advantages of simple structure, high operation efficiency, energy conservation improvement and safe and reliable operation.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural view of an electromagnetic piston compressor according to the present invention.
The arrows in fig. 1 indicate the gas flow direction.
In the figure, 1 is a cylinder, 2 is a cylinder cover, 3 is a permanent magnet, 4 is a piston, 5 is an electromagnet, 6 is a conductor rail, 7 is a circuit system, 8 is an electric brush, 9 is an air inlet, 10 is an air outlet, 11 is a piston ring, 12 is an air inlet valve, 13 is an exhaust valve, 14 is an inverter, 15 is a rectifier, 16 is a positioning pin, and 17 is connected with a power frequency power supply end.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the electromagnetic piston compressor of the present embodiment includes a cylinder 1, wherein one end of the cylinder 1 is provided with a cylinder cover 2, and the other end is provided with a permanent magnet 3; a piston 4 is arranged in the cylinder 1, and an electromagnet 5 is embedded in the piston 4; a conductive rail 6 is arranged in the cylinder 1, and a circuit system 7 is in power supply connection with the conductive rail 6; the coil of the electromagnet 5 is electrically connected with the conductive rail 6 through an electric brush 8; the cylinder 1 is provided with an intake port 9 and an exhaust port 10.
The electromagnetic piston type compressor of the embodiment omits mechanisms such as a motor, a crankshaft connecting rod and the like, and has a simpler structure; the efficiency loss of the motor and the mechanical transmission loss are avoided, and the overall operation efficiency is greatly improved.
The electromagnetic piston compressor of this embodiment, it is still further, permanent magnet 3 sets up the compressor is outside, can make the permanent magnet can be under good temperature condition, avoids the permanent magnet because high temperature and demagnetization.
In the electromagnetic piston compressor of the present embodiment, a piston ring 11 may be further disposed outside the piston 4. The piston ring 11 acts as a seal preventing fluid from affecting the electromagnet 5.
In the electromagnetic piston compressor of the present embodiment, the conductive rail 6 may be embedded in the inner wall of the cylinder 1.
In the electromagnetic piston compressor of the present embodiment, an insulating layer may be further disposed between the conductive rail 6 and the cylinder 1. The conductive rail 6 is isolated from the cylinder 1 by adopting an insulating material, so that the compressor shell is prevented from being electrified, and potential safety hazards are avoided.
In the electromagnetic piston compressor of the present embodiment, the number of the conductive rail 6 and the number of the brushes 8 may be at least two.
In the electromagnetic piston compressor of the present embodiment, an intake valve 12 may be further disposed on a connection pipeline of the intake port 9.
In the electromagnetic piston compressor of this embodiment, an exhaust valve 13 may be further disposed on the connection pipeline of the exhaust port 10.
In the electromagnetic piston type compressor of the present embodiment, it may be further provided that the circuit system 7 includes an inverter 14 and a rectifier 15 electrically coupled to each other, and the inverter 14 is electrically connected to the conductive rail 6. The power frequency power supply is connected with the rectifier 15 through the power connection power frequency power supply end 17.
In the electromagnetic piston compressor of this embodiment, a limit pin 16 for limiting the moving position of the piston 4 may be further disposed in the other end of the cylinder 1. The limit pin 16 prevents the piston 4 from moving excessively, and plays a role in limiting the moving range of the piston 4. The limit pin 16 is arranged on the inner wall of the cylinder 1. The center axis of the stopper pin 16 is preferably perpendicular to the center axis of the cylinder 1. The number of the stopper pins 16 is at least two, and preferably, the stopper pins are uniformly distributed in the circumferential direction of the cylinder 1.
The electromagnetic piston compressor of this embodiment, its theory of operation does: for example, two conductive rails 6 are embedded in the inner wall of the compressor cylinder 1, the circuit system 7 supplies power to the two conductive rails 6 through two terminals of the compressor, and the coil of the electromagnet 5 inside the piston 4 takes power from the conductive rails 6 through two brushes 8, so that the electromagnet 5 generates magnetic force and has N, S grades, and N, S grades of the electromagnet 5 can be changed by changing the circuit direction of the circuit system 7. Preferably, a plurality of conductor rails 6 can be embedded in the compressor cylinder 1, the electromagnet 5 is provided with a plurality of sets of electromagnetic coils to increase the magnetic force of the electromagnet 5, and a plurality of sets of electric brushes 8 can be arranged to improve the reliability of power supply.
The working process of the electromagnetic piston type compressor of the embodiment is mainly divided into three processes: 1. air suction: controlling the current direction of the electromagnet 5 to ensure that the polarity direction of the electromagnet 5 in the piston 4 is opposite to the polarity direction of the permanent magnet 3 with strong magnetic force, wherein under the action of the magnetic force, the piston 4 moves to a point b, the pressure in the cylinder 1 is rapidly reduced and is lower than the pressure of the air suction port 9, the air inlet valve 12 is opened, and low-pressure gaseous refrigerant is sucked into the cylinder 1 until the piston 4 moves to a lower end point b; 2. compression: the circuit system 7 changes the current direction of the electromagnet 5, so that the electromagnet 5 in the piston 4 is repelled from the permanent magnet 3 with strong magnetic force, the piston 4 moves to a point a under the action of the magnetic force, the pressure in the cylinder 1 is slightly higher than the pressure of the air suction port 9, the air inlet valve 12 is closed under the action of pressure difference, and the gas in the cylinder 1 is compressed; until the gas pressure in the cylinder 1 is slightly higher than the pressure of the exhaust port 10, the exhaust valve 13 is pressed open; 3. exhausting: after the exhaust valve 13 is opened, the piston 4 continues to move toward the cylinder head 2, that is, the piston 4 continues to move toward the point a, and high-pressure gas in the cylinder 1 is discharged until the piston 4 reaches the upper end point a.
By periodically adjusting the current direction of the electromagnet 5, the cycle of suction-compression-exhaust can be continuously performed.
The electromagnetic piston type compressor of the embodiment has the following energy-saving principle: compared with the traditional piston compressor, on one hand, the motor is saved, and the efficiency loss of the motor is avoided; the conventional motor efficiency is 80-90%, namely the motor efficiency saved by the utility model can reach 10-20%. On the other hand, a crankshaft connecting rod is omitted, the mechanical transmission loss is avoided, and the mechanical transmission efficiency is improved by over 10%. Through the promotion of two aspects of efficiency, can realize promoting by a wide margin of whole operating efficiency.
Example 2
As an alternative form of embodiment 1, in the electromagnetic piston type compressor of this embodiment, the electromagnet 5 and the permanent magnet 3 may be interchanged, that is, the permanent magnet 3 is embedded in the body of the piston 4, or the permanent magnet 3 is embedded in the piston 4, and the electromagnet 5 is arranged outside the compressor. The electromagnetic piston type compressor of this embodiment can also realize the function of compressor, but the normal work of compressor may not be easily guaranteed, because the inside of compressor is high temperature state, and permanent magnet 3 is easy to take place the demagnetization phenomenon in high temperature environment, and this will lead to the compressor can not normally work, so compared, the electromagnetic piston type compressor of embodiment 1, is a more preferred scheme.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. The electromagnetic piston type compressor comprises a cylinder and is characterized in that one end of the cylinder is provided with a cylinder cover, and the other end of the cylinder is provided with a permanent magnet; a piston is arranged in the cylinder, and an electromagnet is embedded in the piston; a conductor rail is arranged in the cylinder, and a circuit system is in power supply connection with the conductor rail; the coil of the electromagnet is electrically connected with the conductor rail through an electric brush; the cylinder is provided with an air suction port and an air exhaust port.
2. The electromagnetic piston compressor of claim 1, wherein the permanent magnet is disposed external to the compressor.
3. The electromagnetic piston compressor of claim 1, wherein piston rings are disposed on an outer side of the piston.
4. The electromagnetic piston compressor of claim 1, wherein the conductive rail is embedded in the cylinder inner wall.
5. The electromagnetic piston compressor of claim 1, wherein an insulating layer is disposed between the conductive rail and the cylinder.
6. The electromagnetic piston compressor of claim 1, wherein the number of said conductor rails and said brushes is at least two.
7. The electromagnetic piston compressor of claim 1, wherein an intake valve is disposed on the suction port connection line.
8. The electromagnetic piston compressor of claim 1, wherein a discharge valve is disposed on the discharge port connection line.
9. The electromagnetic piston compressor of claim 1, wherein the circuitry includes an inverter and a rectifier electrically coupled, the inverter in electrical connection with the conductive rail.
10. The electromagnetic piston compressor of claim 1, wherein a stop pin is provided in the other end of the cylinder to limit the position of the piston.
Priority Applications (1)
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CN202121911316.8U CN215830665U (en) | 2021-08-16 | 2021-08-16 | Electromagnetic piston type compressor |
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CN202121911316.8U CN215830665U (en) | 2021-08-16 | 2021-08-16 | Electromagnetic piston type compressor |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115163456A (en) * | 2022-08-05 | 2022-10-11 | 安徽工程大学 | High-strength sealing compressor piston |
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2021
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115163456A (en) * | 2022-08-05 | 2022-10-11 | 安徽工程大学 | High-strength sealing compressor piston |
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