CN207454259U - A kind of monodentate engages positive displacement three sections of rolling-rotor air compressors of structure - Google Patents

Abstract

A kind of monodentate engages positive displacement three sections of rolling-rotor air compressors of structure, including stator, rolling bearing, main shaft, flat key, eccentric wheel, rotor, centering block, columnar tooth, air guide partition plate, first member plate, right end plate, by 120 degree of distributions on bore of stator, three columnar tooths, centering block and cylindricality tooth engagement are set；Eccentric wheel is fixed on main shaft using flat key, rotor is connected with eccentric wheel by rolling bearing, rotor is equipped with indent parallel slot, centering block two sides are connected with rotor, air guide partition plate between rotor and rotor is set, first member plate is set in the left end of stator, right end plate is set in the right end of stator, air inlet A, exhaust outlet B are set respectively on stator, and stator lower part sets pedestal C；Intake and exhaust slot D is provided on air guide partition plate.The utility model is novel in design, and simple in structure, technique is advanced, and maintenance load is small, and service life is longer, and the property indices of air compressor machine are stablized, and air draft is stablized, and pulse is small, good in economic efficiency, applied in mechanical engineering technical field.

Description

A kind of monodentate engages positive displacement three sections of rolling-rotor air compressors of structure

Technical field

It rolls and turns the utility model is related to three sections of a kind of monodentate engagement positive displacement structure in air compressor technical field Sub- air compressor is particularly applied to water pump, oil pump, wind turbine and helical-lobe compressor.

Background technology

A kind of air compressor dress for mechanical energy being converted into fluid energy commonly used in mechanical engineering technical field It puts.At present, there are roots blower, slide vane compressor in the various carried displacement air compressors in mechanical engineering technical field, respectively When revolution engagement is carried out in kind of air compressor at least will there are two teeth to participate in, general two tooth engagements of roots blower also to have three A tooth engagement, for example, be exactly in Roots's air compressor on driving wheel two teeth of two teeth and driven wheel enter what is engaged, this A little positive displacement compressors if roots blower is less efficient, reach 40-50%；Low-speed performance is poor, reaches 30 meter per seconds, and discharge capacity is defeated The needs in market cannot have been met by going out the situation that pressure is low, efficiency is low and noise is high.Vane pump, gear pump, lobe pump are also full Foot not requirement, with magnetic suspension bearing, positive displacement is improved difficult, and linear velocity is high, and amount of friction is big.

With the continuous development of gas compressor industry, continuously improving for compressed air machine is be unable to do without.In the prior art Various air compressors in it is complicated, vulnerable part is more, takes up a large area, investment it is higher, maintenance load is big, service life Shorter, rotating speed is not high, and energy consumption is high, and manufacture is of high cost, and efficiency is low, and machine volume is big and weighs, and has vibration in machine run, exports gas Body pressure fluctuation is larger, and the placement of internal valves can also influence overall performance and manufacture cost, it is difficult to meet user's requirement.Cause This, it is always new class anxious to be resolved to develop a kind of monodentate engagement positive displacement three sections of rolling-rotor air compressors of structure Topic.

The content of the invention

The purpose of this utility model is to provide a kind of monodentates to engage positive displacement three sections of rolling-rotor air compressors of structure, The utility model is monodentate engagement, becomes an axis internal messing from original two axis operation, sets three sections of rolling-rotors, rotor It can put（Rolling）It moves and moves radially, volume, which becomes larger, just to be sucked, and volume, which becomes smaller, just discharges, output pressure height, positive displacement wind turbine effect Rate 80%, big 1 meter per second of low speed, linear velocity is low, improves efficiency and the service life of pump, and wear-resisting property is good, and noise is low, energy saving, reduces ring Border is polluted, and novel in design, simple in structure, technique is advanced, and maintenance load is small, and service life is longer, the properties of air compressor machine Index is stablized, good in economic efficiency.

What the purpose of this utility model was realized in：A kind of monodentate engages positive displacement three sections of rolling-rotor air pressures of structure Contracting machine, including stator, rolling bearing, main shaft, flat key, eccentric wheel, rotor, centering block, columnar tooth, air guide partition plate, first member plate, right end Plate by 120 degree of distributions on bore of stator, sets three columnar tooths, centering block and cylindricality tooth engagement；Eccentric wheel is consolidated using flat key It is scheduled on main shaft, is connected rotor with eccentric wheel by rolling bearing, rotor is equipped with indent parallel slot, and centering block two sides are with turning Son connection, sets air guide partition plate between rotor and rotor, first member plate is set in the left end of stator, and right end is set in the right end of stator Plate, air inlet A, exhaust outlet B are set on stator respectively, and stator lower part sets pedestal C；

Intake and exhaust slot D is provided on air guide partition plate.

The utility model is characterized by its structure.Its operation principle is that centering block two sides are parallel with indent on rotor Slot into geometry it is tangent and slide mobile status；It is separated between three rotors by two air guide partition plates；When main shaft band movable eccentric wheel Rotate clockwise, eccentric wheel major diameter vertically upward when, rotor is in upper dead center position, air inlet A, the row of the stator of rotor closing at this time Gas port B, when eccentric wheel major diameter rotates clockwise deviation after top dead center, at rotor outer circle inscribe stator air inlet A, closing stator into Gas port A opens simultaneously exhaust outlet B；When main shaft band movable eccentric wheel is rotated further clockwise, rotor is along stator along rolling and pendulum Dynamic, rotor right chamber constantly expands and forms negative pressure, and air is sucked from air inlet A, and rotor left chamber constantly reduces, the left chamber air of rotor It is discharged by compression；When eccentric wheel major diameter, which is clockwise to 315 °, spends, rotor left chamber is minimum, and compressed air is arranged completely Go out, rotor right chamber is maximum, and inspiratory capacity is maximum；When eccentric wheel major diameter turns again to vertically upward, rotor in upper dead center position, Complete one cycle；Intake and exhaust slot D is provided on air guide partition plate, calming the anger of can discharging the right rotor imported into center roller Inlet chamber, calming the anger for center roller discharge chamber then imported into the inlet chamber of left side rotor again, realizes compressed gas between rotor The transmission of body.

A kind of three sections of rolling-rotor air compressors of monodentate engagement positive displacement structure compared with prior art, have design newly Grain husk, simple in structure, technique is advanced, and maintenance load is small, and service life is longer, and the property indices of air compressor machine are stablized, air draft Stablize, pulse is small, it is good in economic efficiency the advantages that, will be widely used in mechanical engineering technical field.

Description of the drawings

The utility model is described in detail with reference to the accompanying drawings and embodiments.

Fig. 1 is the structure chart of the utility model

Fig. 2 is the K-K sectional views of the utility model.

Specific embodiment

Referring to the drawings, a kind of monodentate engagement positive displacement three sections of rolling-rotor air compressors of structure, including stator 1, roll Bearing 2, main shaft 3, flat key 4, eccentric wheel 5, rotor 6, centering block 7, columnar tooth 8, air guide partition plate 9, first member plate 10, right end plate 11, By 120 degree of distributions on 1 inner cavity of stator, three columnar tooths 8 are set, and centering block 7 is engaged with columnar tooth 8；Using flat key 4 by eccentric wheel 5 It is fixed on main shaft 3, is connected rotor 6 with eccentric wheel 5 by rolling bearing 2, rotor 6 is equipped with indent parallel slot, 7 liang of centering block Side is connected with rotor 6, and air guide partition plate 9 is set between rotor 6 and rotor 6, first member plate 10 is set in the left end of stator 1, fixed The right end of son 1 sets right end plate 11, sets air inlet A, exhaust outlet B on stator 1 respectively, and 1 lower part of stator sets pedestal C.

Intake and exhaust slot D is provided on air guide partition plate 9.

The operation principle of monodentate engagement positive displacement three sections of rolling-rotor air compressors of structure is 7 both sides of centering block Indent parallel slot is into geometry is tangent and slip mobile status on face and rotor 6；Pass through two air guide partition plates 9 between three rotors 6 It separates；When main shaft 3 is rotated clockwise with movable eccentric wheel 5,5 major diameter of eccentric wheel vertically upward when, rotor 6 in upper dead center position, this When rotor 6 close air inlet A, the exhaust outlet B of stator 1, when 5 major diameter of eccentric wheel rotates clockwise deviation after top dead center, outside rotor 6 At 1 air inlet A of circle inscribe stator, 1 air inlet A of stator is closed, opens simultaneously exhaust outlet B；When main shaft 3 is with 5 up time of movable eccentric wheel Pin is rotated further, and rotor 6 is along rolling and swinging, 6 right chamber of rotor constantly expands and forms negative pressure in stator 1, and air is from air inlet A Sucking, 6 left chamber of rotor constantly reduce, and 6 left chamber air of rotor is discharged by compression；When 5 major diameter of eccentric wheel is clockwise to 315 ° when spending, 6 left chamber of rotor is minimum, and compressed air is fully drained, and 6 right chamber of rotor is maximum, and inspiratory capacity is maximum；Work as bias When taking turns 5 major diameters and turning again to vertically upward, rotor 6 completes one cycle in upper dead center position；Be provided on air guide partition plate 9 into Exhaust slot D, calming the anger of can discharging the right rotor 6 imported into the inlet chamber of center roller 6, then again 6 row of center roller Calming the anger for air cavity imported into the inlet chamber of left side rotor 6, realizes the transmission of 6 compressed gas of rotor.

The utility model is further discussed below with reference to embodiment：

Eccentric wheel 5 drives rotor 6 to rotate counterclockwise, and gas enters body from upper left side；When 5 long river rising in Ningxia and flowing into central Shaanxi of eccentric wheel is leaned on During 45 ° of nearly 1 upper right side of stator, right chamber completely encloses, and left chamber reaches maximum at this time, and inspiratory capacity is maximum；When centering block 7 is inserted into rotor 6 When upper groove is most deep, rotor 6 peaks, and prepares to enter left chamber, switching working mode from right chamber；When eccentric wheel 5 is grown through leaning on Nearly 45 ° of 1 upper left side of stator is that left chamber completely encloses, i.e. air inlet A closings, exhaust outlet B is opened；Rotor 6 is along stator 1 along rolling Dynamic, by intracavity gas, left chamber gradually rushes to right chamber again, when eccentric wheel 5 is grown through turning again to 45 ° of 1 upper right side of stator, completes one Secondary cycling, at this time gas discharged from air guide partition plate 9, into center roller 6, gas is entered back into through center roller 6, air guide partition plate 9 It is discharged after left side rotor 6 by exhaust outlet B.Intake and exhaust slot is provided on air guide partition plate 9, can be calmed the anger what the right rotor 6 was discharged The inlet chamber of center roller 6 is imported into, calming the anger for 6 discharge chamber of center roller is then imported into the inlet chamber of left side rotor 6 again, Realize the transmission of 6 compressed gas of rotor.Three group rotors 6 are mounted on main shaft 3, and the sum of installation angle is more than 360 °, to ensure The working condition of three groups of units is asynchronous during work, i.e. air-breathing or outlet simultaneously during three groups of differences, to reach the work for reducing pulse With.

Claims (2)

1. a kind of monodentate engages positive displacement three sections of rolling-rotor air compressors of structure, including stator, rolling bearing, main shaft, flat Key, eccentric wheel, rotor, centering block, columnar tooth, air guide partition plate, first member plate, right end plate, it is characterised in that：It is pressed on bore of stator 120 degree of distributions set three columnar tooths, centering block and cylindricality tooth engagement；Eccentric wheel is fixed on main shaft using flat key, passes through rolling Rotor is connected by dynamic bearing with eccentric wheel, and rotor is equipped with indent parallel slot, and centering block two sides are connected with rotor, rotor and rotor Between air guide partition plate is set, first member plate is set in the left end of stator, right end plate is set in the right end of stator, is set respectively on stator Air inlet A, exhaust outlet B, stator lower part set pedestal C.

2. a kind of monodentate engagement positive displacement three sections of rolling-rotor air compressors of structure according to claim 1, feature It is：Intake and exhaust slot D is provided on air guide partition plate.