CN2147371Y - Two-direction electromagnetic vibration refrigeration compressing pump - Google Patents

Abstract

The utility model relates to a two-direction electromagnetic vibration compressing pump, containing transverse zygomorphy Structural pump bodies in which a cylinder block is arranged. A piston group is arranged in the cylinder, and a core stack made of Nd-Fe-B is contained in pistons. Two ends of the cylinder block are provided with cylinder covers composed of valve plate components, anti-collision valve components and pole shoes which contain exciting coils. The pump base adopts the electromagnetic action philosophy of homogeneity repulsion and heterology mutual attraction, and impels pistons to do ever reciprocating movements through outside electric field control, completing charging compression and exhaust process to achieve the purposes of compressing gas and refrigeration. The pump has the advantages of ingenious and reasonable structure, two way operation, convenient manufacture, convenient usage, convenient maintenance. The two-direction electromagnetic vibration refrigeration compressing pump has no electric property requirement for a refrigerant, which is the energy-saving pump of broad spectrum and high efficiency.

Description

Two-direction electromagnetic vibration refrigeration compressing pump

The utility model relates to a kind of compressor pump technical field, particularly a kind of refrigerant compression pump technology.

Before the utility model was made, at household electric refrigerator, in room air conditioner and the small-sized refrigerator, what extensively adopt was by small-sized totally-enclosed electric motor driven compressor pump.This compressor pump is because its motor is in the very high seal container of temperature and moves, and therefore, motor very easily damages, to the performance of refrigeration agent particularly electrical properties require harsh, complex structure, processing, assembling difficulty is big, the failure rate of machinery height, Energy Efficiency Ratio is low, the life-span is short.Another kind of electromagnetic oscillations formula compressor pump is owing to structural restriction, and piston stroke is short, and displacement is little, and refrigerating efficiency is low, and the easy fatigue of stiff spring can only be used under special occasions.

The utility model is intended to overcome above-mentioned shortcoming, provide a kind of simple in structure, manufacturing, use, easy to maintenance, the electrical properties of refrigeration agent is not had harsh requirement, power supply voltage accommodation is wide, the energy-efficient bi-directional electromagnetic vibration refrigerant compression pump that output power is big.

For achieving the above object, the utility model has been taked following measure:

The pump housing of compressor pump is designed to a laterally zygomorphic structure, a cylinder block is set in the pump housing, in cylinder block, be provided with a piston assembly.This piston assembly is made of piston envelope and piston core, and piston core adopts the high strength magnetic core material to make, and with chemical cold welding agent they is cemented sealing.At the two ends of cylinder block, add one respectively by valve board assembly, crashproof valve assembly and the cylinder head that the pole shoe lid of field coil is formed is installed; On valve board assembly, be equipped with air-intake valve plate, exhaust valve plate, lift eliminator etc., with in good time control air inlet and exhaust.Crashproof valve assembly is used for preventing timely that piston assembly from colliding cylinder cap; Field coil and pole shoe lid are as electromagnetic drive source.It repels each other according to the same sex, the electromagnetic action principle that there is a natural attraction between the sexes, size of current and direction in the field coil that covers by extraneous control circuit control pole shoe, change the electromagnetism polarity that pole shoe covers, can impel piston assembly in cylinder block, constantly to move up and down, finishing air inlet, compression, exhaust process, thereby reach gas compression refrigeration purpose.

Concrete structure of the present utility model is provided by following accompanying drawing:

Fig. 1 is an a kind of embodiment's of the present utility model structural representation:

Fig. 2 is an another kind of embodiment's of the present utility model structural representation:

Fig. 3 is the structural representation of valve board assembly of the present utility model:

Fig. 4 is the structural representation of crashproof valve assembly of the present utility model:

Fig. 5 is a control circuit theory diagram of the present utility model:

Below the embodiment who provides in reference to the accompanying drawings is elaborated:

Embodiment 1:

Bi-directional electromagnetic vibration refrigerant compression pump contains two housings 2 of symplex structure up and down, and on two housings 2 up and down, it is bonding to be respectively arranged with 16 two chemical cold welding agent of housing 2 usefulness of suction tude 4 and outlet pipe, and adds chain ring 3 and locked, to form an integral body.The bottom of housing 2 is installed on the base plate 1 by screw 18, and the top of housing 2 then is equipped with loam cake 5.In housing 2, a cylinder block 15 is set, two capillary fuel sucking pipes 17 are set on cylinder block 15, capillary fuel sucking pipe 17 directly communicates with cylinder block.In cylinder block 15, be provided with a piston assembly piston assembly and contain a piston envelope 14, the magnetic core array of making of the high strength magnetic material 13 is installed in piston envelope 14, magnetic core array 13 can adopt Nd-Fe-Bo permanent magnet material to make, or adopts the material of other high magnetic field intensity.Piston envelope 14 cements with chemical cold welding agent with the surface of contact of magnetic core array 13, sealing.At the two ends of cylinder block, add a cylinder head respectively, cylinder head is made up of pole shoe lid 7 and crashproof valve assembly 8 that valve board assembly 9 is equipped with field coil 6.Valve board assembly 9 contains a valve plate 20, is provided with air-intake valve plate 19 in the one side of valve plate 20,24 another sides that are fixed on valve plate 20 by screw 22 and spring washer 21 of lift limiter 23 and exhaust valve plate.Crashproof valve assembly 8 contains a valve seat 26, is provided with spool 25, spring 27, valve gap 28 in valve seat 26, and packing ring 29 is enclosed within on the valve gap 28, and screw 31 is fixed on signal lighting outlet 30 on the valve gap 28.Crashproof valve assembly 8, the surface of contact of pole shoe lid 7 and valve board assembly 9 is used the bonding composition cylinder head of chemical cold welding agent respectively, is fixed on the cylinder block 15 with screw 10 then.By cylinder block 15, upper and lower air cylinders lid and up and down between two housings 2, form two air inlet buffer cavitys and an exhaust buffer cavity up and down, two air inlet buffer cavitys are linked up through the exhaust buffer cavitys with connecting tube 12 up and down.

Accompanying drawing 5 is control circuit theory diagrams of the present utility model.J1 is the temp control switch contact of refrigeration devices such as refrigerator among the figure, A is a rectification Lu wave circuit, B is that generous film specific integrated circuit is transferred in frequency conversion, C is a high frequency transformer, and D is back-up power and self-charging control circuit thereof, and E is the adjustable positive and negative square-wave oscillator of low frequency, F is the forward electronic power switch, G is the negative sense electronic power switch, and Lb is two magnetizing inductance coils 6 of pump, and their lead-in wire should correctly connect to guarantee that polarity is correct.K1, K2 are the crashproof valve assembly 8 among the figure one.

Working procedure of the present utility model is achieved like this:

Be in the lower end of cylinder block 15 as the initial position of the piston assembly formed by high strength magnetic core array 13 and piston envelope 14, when the control circuit among Fig. 5 is connected power supply, its rectification Lu wave circuit A just exports high direct voltage, generous film specific integrated circuit B work is transferred in frequency conversion, high frequency transformer C pays limit output stable high-frequency impulse, this moment is as the adjustable positive and negative oscillator E output one positive square signal of its low frequency, then forward electronic switch F conducting, being arranged in two field coils 6 on the pole shoe lid 7 at cylinder block 15 two ends promptly has electric current to pass through, and the magnetic that two field coils 6 are produced about suppose is: what face piston assembly one side is all the S utmost point.And the polarity of piston core 13 is S under the last N, then repel each other based on the same sex, the electromagnetic action principle that there is a natural attraction between the sexes, piston assembly just is subjected to the attraction of pole shoe lid 7, the repulsion of following pole shoe lid 7, piston assembly is just boosted, gas is compressed this moment in the upper cylinder body 15, air-intake valve plate 19 in the upper valve board component 9 is closed greater than top air inlet buffer cavity pressure because of gas pressure in the cylinder block 15, exhaust valve plate 24 gas in cylinder block 15 is compressed to a certain degree back unlatching, pressurized gas are pressed into the exhaust buffer cavity, finish exhaust process.

Under the effect of piston assembly, continue to advance at electromagnetic field, near top dead center, when running into the spool 25 of crashproof valve assembly 8, crashproof valve assembly 8 sends crashproof signal by its signal lighting outlet 30, at this moment, K switch 1 closed forward electronic switch F among Fig. 5 disconnects because of ground connection, two field coils 6 lose exciting voltage, piston assembly thereby lose Driving force, and, immediately produce back-emf because the electric current of inductive load can not suddenly change, force piston assembly to halt, because the existence of residual high pressure gas is arranged in the slit of piston assembly and valve board assembly 9, form air cushion again, also can stop piston assembly to move on.So both finish the compression exhaust process of cylinder block 15 upper gas, do not caused piston assembly impact valve board component 9 again, reached the purpose of low noise running.

With the above-mentioned while, cylinder block 15 bottoms are owing to moving upward of piston assembly forms depression, suction valve chip 19 in the lower valve board component 9 is opened less than bottom air inlet buffer cavity pressure because of gas pressure in the cylinder block 15, exhaust valve plate 24 is closed, refrigerant gas enters in the lower cylinder body 15, finishes the breathing process of cylinder block 15 bottoms.

In like manner, low frequency in the control circuit among Fig. 5 is adjustable, and positive and negative oscillator E exports a losing side ripple signal, negative sense electronic power switch G conducting, two field coils, 6 polarity are just with above-mentioned opposite up and down, face the same N of changing into the utmost point of piston assembly one side, piston assembly then is urged downwardly, and gas in the compression lower cylinder body is finished the exhaust process of cylinder block 15 bottoms and the breathing process on top.

Low frequency in Fig. 5 control circuit is adjustable positive and negative square-wave oscillator E, by the positive and negative checker of desired frequency, piston assembly is also with this expected frequency to-and-fro motion, that goes round and begins again finishes exhaust, breathing process, and piston assembly whenever moves up and down in cylinder once, has promptly finished air-breathing, exhaust process twice.Thereby, its working efficiency is equivalent to the twice of existing compressor pump, again because NdFeB permanent magnetic material performance is good, capillary fuel sucking pipe (17) can in time be drawn oil in the bottom air inlet buffer cavity with lube pistons assembly and cylinder block 15 wall surfaces, improve tightness, so work is very reliable and stable, use the length of receiving a mandate.

Embodiment 2:

What Fig. 2 provided is another embodiment of the present utility model, the given structure of the basic structure of this scheme and embodiment 1 is basic identical, difference is that field coil 6 is placed on cylinder block 15 outer walls of piston assembly four sides, cylinder block 15 these place's wall thickness dwindle, four connecting tube 12 removes, increase a suction tude 4 and outlet pipe 16, and their correspondences are linked together.

Because cylinder block 15 adopts non-magnet material to make, so field coil 6 can be seen air core coil approx as.What export by the high frequency transformer of Fig. 5.Under the high-frequency voltage control by the adjustable positive and negative square-wave oscillator modulation of low frequency, positive negative sense electronic switch takes turns conducting, end, according to right hand rule, electromagnetic coil 6 generations and cylinder block 15 parallel axes, the magnetic line of force that direction constantly changes, therefore repel each other by the same sex, principle of opposite sex attraction, piston assembly are also with the adjustable positive and negative square-wave oscillator frequency double vibrations of low frequency of expectation again, form bidirection air intake and exhaust process, thereby reach the compression refrigeration purpose of gas.

Compare with existing compressor through the utility model after the above-mentioned design, has delicate structure, rationally, parts are few, technological requirement is low, produce, make, operation, safeguard simple, the electric property of cold-producing medium there is not any harsh requirement, can be in wider alternating voltage scope steady operation, operational noise of system is low, the life-span lattice Performance Ratio advantages of higher that raises the price, its model machine after tested, under the identical power work frequency of equal gas transmission volume, its capacity is two times of conventional pump, is at present a kind of novel bright prospects that have, multiduty, the high-efficiency and energy-saving type compression pump.

Claims (6)

1, a kind of bi-directional electromagnetic vibration refrigerant compression pump is characterized in that the housing (2) of this compressor pump is a symplex structure about in the of; In housing (2), be provided with a cylinder block (15), in cylinder block (15) lower end, be provided with capillary fuel sucking pipe (17); In cylinder block (15), be provided with a piston assembly; Two ends in (15) of cylinder block are respectively arranged with cylinder head, on cylinder head, are provided with the crashproof valve assembly of valve board assembly (9) (8), and the pole shoe lid (7) of field coil (6) is installed.

2, bi-directional electromagnetic according to claim 1 vibration refrigerant compression pump is characterized in that described field coil (6) is arranged on the outer wall of cylinder block (15) of piston assembly side.

3, bi-directional electromagnetic vibration refrigerant compression pump according to claim 1 and 2, it is characterized in that described piston assembly contains a piston envelope (14), in piston envelope (14), one magnetic (13) by the making of high strength magnetic material is installed, and its surface of contact is bonding with chemical cold welding agent.

4, bi-directional electromagnetic vibration refrigerant compression pump according to claim 1 and 2 is characterized in that magnetic (13) is neodymium-iron-boron permanent magnet or other high strength magnetic material.

5, bi-directional electromagnetic according to claim 1 and 2 vibration refrigerant compression pump is characterized in that described valve board assembly 9 contains a valve plate (20), is provided with air-intake valve plate (19) in the one side of valve plate (20); Lift eliminator (23) and exhaust valve plate (24) are fixed on the another side of valve plate by screw (22) spring washer (21).

6, bi-directional electromagnetic vibration refrigerant compression pump according to claim 1 and 2, it is characterized in that described crashproof valve assembly (8) contains a valve seat (26), in valve seat (26), be provided with spool (25), spring (27), crashproof valve gap (28), packing ring (29) are enclosed within on the crashproof valve gap (28), and signal lighting outlet (30) is fixed on the crashproof valve gap (28) by screw (31).

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