CN108050038A - A kind of Ventilated electric engine-driven air compressor - Google Patents
A kind of Ventilated electric engine-driven air compressor Download PDFInfo
- Publication number
- CN108050038A CN108050038A CN201810021089.8A CN201810021089A CN108050038A CN 108050038 A CN108050038 A CN 108050038A CN 201810021089 A CN201810021089 A CN 201810021089A CN 108050038 A CN108050038 A CN 108050038A
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- piston
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- air compressor
- bent axle
- cylinder
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- 238000010276 construction Methods 0.000 claims abstract description 22
- 238000009826 distribution Methods 0.000 claims abstract description 11
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- 238000001816 cooling Methods 0.000 claims description 22
- 230000008878 coupling Effects 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 17
- 238000005859 coupling reaction Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 12
- 235000014676 Phragmites communis Nutrition 0.000 claims description 8
- 238000005119 centrifugation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
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- 230000001737 promoting effect Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 32
- 238000010586 diagram Methods 0.000 description 21
- 239000002826 coolant Substances 0.000 description 6
- 239000010687 lubricating oil Substances 0.000 description 6
- 210000002421 cell wall Anatomy 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000110 cooling liquid Substances 0.000 description 3
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- 238000007599 discharging Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
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- 239000000203 mixture Substances 0.000 description 2
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- 229910000831 Steel Inorganic materials 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/04—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0094—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 crankshaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
- F04B39/066—Cooling by ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/102—Adaptations or arrangements of distribution members the members being disc valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention discloses a kind of Ventilated electric engine-driven air compressor, including at least crankcase, bent axle and driving motor, be equipped with that two rows of quantity are equal and one-to-one piston cylinder on the crankcase, two rows of V-shaped distributions of piston cylinder, often row include at least two piston cylinders;The bent axle is located in the crankcase and both ends of bent axle and the both sides rotary moveable of crankcase connects, and the bent axle is equipped with the connecting rod construction section equal with every row's piston cylinder quantity.The rational bent axle of multiple casing respective outer side edges of above-mentioned V-shaped arrangement, connecting rod layout, not only realize the demand for promoting electric air compressor capacity, and complete machine operation is more steady, noise, vibrations smaller, four cylinder structure piston strokes of V-shaped arrangement are short, piston cylinder cylinder diameter is small, saved occupied space, more compact structure, air inlet-outlet pipe Louis is laid out, and has saved cost, appearance is more beautiful.
Description
Technical field
The present invention relates to a kind of Ventilated electric engine-driven air compressors.
Background technology
Electric air compressor belongs to the source of the gas of New-energy electric vehicle braking, mainly natural air cooled using two (double) cylinders
But, air blast cooling cooling or coolant cooling.Natural air cooled structure cooling is to travel formed natural wind by vehicle to cool down;
Air blast cooling mechanism is that cooling fan is added between air compressor and driving motor;Coolant cooling structure is in air
Coolant transfer pipeline, cooling radiator, complicated, too fat to move, cooling system difficult arrangement, connection are added on compressor
It is in disorder, and there are the failures such as leakage coolant in coolant pipe connector, radiator.With large-scale loading, carrying electric vehicle
Using, it is necessary to electric air compressor capacity bigger.In order to reach this purpose, general manufacturer is on the basis of original
It adds the stroke of piston or expands cylinder diameter and meet the needs of client, noise is big when causing the air compressor to work, vibrations are big
The defects of.
The content of the invention
The technical problem to be solved by the present invention is to solve needing the row of increase two-cylinder type air compressor in the prior art
During tolerance, traditional increase piston stroke or expand when the mode of cylinder diameter causes the air compressor to work noise is big, vibrations are big etc.
Defect.
In order to solve the above technical problem, the present invention provides technical solution it is as follows:A kind of air-cooled electric air compression
Machine includes at least:Crankcase, is equipped with that two rows of quantity are equal and one-to-one piston cylinder on the crankcase, two rows of pistons
The V-shaped distribution of cylinder, often row is including at least two piston cylinders;Bent axle, the bent axle be located in crankcase and the both ends of bent axle with it is bent
The both sides rotary moveable connection of axle box, the bent axle are equipped with the connecting rod construction section equal with every row's piston cylinder quantity, Mei Gelian
Installation is there are two connecting rod on bar construction section, two connecting rods on each connecting rod construction section respectively with it is corresponding in two rows of piston cylinders
The piston connection of two piston cylinders;Driving motor, the output terminal of the driving motor pass through one end of shaft coupling and the bent axle
Connection.
The Ventilated electric engine-driven air compressor of the present embodiment is by increasing the quantity of piston cylinder to promote capacity, with tradition
It is compared by way of increasing the stroke of piston or expanding cylinder diameter, the rational bent axle of multiple casing respective outer side edges of V-shaped arrangement, company
Bar is laid out, and not only realizes the demand for promoting capacity, but also complete machine operation is more steady, noise, vibrations smaller.V-shaped arrangement
Four cylinder structure piston strokes are short, piston cylinder cylinder diameter is small, saved occupied space, more compact structure, air inlet-outlet pipe Louis layout,
Cost is saved, appearance is more beautiful.
Description of the drawings
Fig. 1 is the external structure schematic diagram of the present embodiment Ventilated electric engine-driven air compressor;
Fig. 2 is the side structure schematic view of Ventilated electric engine-driven air compressor shown in Fig. 1;
Fig. 3 is the schematic cross-sectional view of Ventilated electric engine-driven air compressor shown in Fig. 1;
Fig. 4 is the close-up schematic view in A portions shown in Fig. 3;
Fig. 5 is the attachment structure schematic diagram of piston cylinder and bent axle in the present embodiment Ventilated electric engine-driven air compressor;
Fig. 6 is that the axis of bent axle and connecting rod surveys the signal of state connection structure in the present embodiment Ventilated electric engine-driven air compressor
Figure;
Fig. 7 is to face status architecture schematic diagram shown in Fig. 6;
Fig. 8 is the structure diagram of bent axle in the present embodiment Ventilated electric engine-driven air compressor;
Fig. 9 is the structure diagram of piston cylinder in the present embodiment Ventilated electric engine-driven air compressor;
Figure 10 is the assembled state section view of active return type exhaust structure in the present embodiment Ventilated electric engine-driven air compressor
Structure diagram;
Figure 11 is the structure diagram at the present embodiment Ventilated electric engine-driven air compressor middle cylinder bottom;
Figure 12 is that the explosive state of active return type exhaust structure in the present embodiment Ventilated electric engine-driven air compressor is three-dimensional
Structure diagram;
Figure 13 be the present embodiment Ventilated electric engine-driven air compressor in active return type exhaust structure explosive state just
Depending on structure diagram;
Figure 14 is the structure diagram of two-way centrifugal air cooling system in the present embodiment Ventilated electric engine-driven air compressor;
Figure 15 is the structure diagram that wind chamber and wind scooper are centrifuged in two-way centrifugal air cooling system shown in Figure 14;
Figure 16 is the external structure schematic diagram of fan in two-way centrifugal air cooling system shown in Figure 14;
Figure 17 is the partial structural diagram of fan fan shown in Figure 16;
Figure 18 is the cross-sectional view of two-way Swing line oil pump in the present embodiment Ventilated electric engine-driven air compressor;
Figure 19 opens the structure diagram after pump cover for two-way Swing line oil pump shown in Figure 18;
Figure 20 is the structure diagram of two-way Swing line oil pump middle pump body shown in Figure 18;
Figure 21 is the structure diagram of pump cover in two-way Swing line oil pump shown in Figure 18;
Figure 22 is the dimensional structure diagram of two-way Swing line oil pump China and foreign countries rotor fixed position disk shown in Figure 18;
Figure 23 is the overlooking the structure diagram of two-way Swing line oil pump China and foreign countries rotor fixed position disk shown in Figure 18;
Figure 24 be two-way Swing line oil pump shown in Figure 18 in the clockwise direction (forward direction) rotation when structure diagram;
Structure diagram when Figure 25 rotates for two-way Swing line oil pump shown in Figure 18 is (reversed) in the counterclockwise direction;
Figure 26 is the structure diagram of fluid pressure type air escape cock in the present embodiment Ventilated electric engine-driven air compressor.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1, a kind of Ventilated electric engine-driven air compressor of the present embodiment, including pedestal 600, arranged on pedestal 600
On crankcase 400 and driving motor 100.As the greatest improvement of the present embodiment, as shown in Fig. 1 Fig. 2, the song of the present embodiment
It is equipped with that two rows of quantity are equal and one-to-one piston cylinder 200, two rows of 200 V-shaped distributions of piston cylinder are often arranged on axle box 400
Including at least two piston cylinders 200.Preferably, in the present embodiment, often row includes two piston cylinders 200, forms four cylinder formulas electricity
Engine-driven air compressor.
As shown in figure 3, bent axle 800 is installed in the crankcase 400 of the present embodiment, the both ends of the bent axle 800 and crankcase
400 both sides rotary moveable connection, is usually flexibly connected, certainly, this connection mode is air compressor by bearing rotary
The conventional connection mode in field, this will not be repeated here.
As viewed in figures 5-8, the bent axle 800 of the present embodiment has the linkage section 1 being connected with shaft coupling and is driven with separate
The linkage section 2 802 of the crankcase connection of dynamic motor side, connects section 1 and linkage section 2 802 is coaxial.The bent axle of said structure
800, the connecting rod construction section equal with every 200 quantity of row's piston cylinder is equipped between section 1 and linkage section 2 802 connecing, respectively
For connecting rod construction section 1 and connecting rod construction section 2 804, axis and the song of connecting rod construction section 1 and connecting rod construction section 2 804
The rotating shaft of axis is parallel, and the axis of connecting rod construction section 1 and connecting rod construction section 2 804 is with respect to the Axisymmetric of bent axle.
There are two connecting rod 240, two connecting rods 240 on each connecting rod construction section are lived respectively with two rows for installation on each connecting rod construction section
The piston connection of corresponding two piston cylinders 200 in plug cylinder.
The bent axle 800 of the present embodiment is pacified connecing section 1 with connecting rod construction section 1 and linkage section 2 802 with connecting rod
Axis and the inclined joining section 1 of bent axle rotation axis are equipped between dress section 2 804, in connecting rod construction section 1 and connecting rod
Joining section 2 805 is equipped between construction section 2 804.Preferably, bent axle 800 is respectively by proximity section 1 and linkage section two
802 position is equipped with clump weight 807, and the centrifugation force direction of two clump weights 807 is on the contrary, be respectively used to offset connecting rod construction section one
803 and connecting rod construction section 2 804 at centrifugal force.
The four cylinder formula air compressors of the present embodiment, as shown in Figure 6, Figure 7, when air compressor works, driving motor leads to
It crosses shaft coupling band dynamic crankshaft and does crank rotation, connecting rod construction section drives connecting rod, piston component to move reciprocatingly.When a piston cylinder
Piston when being in top dead-centre, the piston of one of piston cylinder is in bottom dead centre, and the piston of other two piston cylinder is then in
Midpoint is so cycled.
The Ventilated electric engine-driven air compressor of the present embodiment is by increasing the quantity of piston cylinder to promote capacity, with tradition
It is compared by way of increasing the stroke of piston or expanding cylinder diameter, the rational bent axle of four cylinder formula respective outer side edges of V-shaped arrangement, company
Bar is laid out, and not only realizes the demand for promoting capacity, but also complete machine operation is more steady, noise, vibrations smaller.V-shaped arrangement
Four cylinder structure piston strokes are short, piston cylinder cylinder diameter is small, saved occupied space, more compact structure, air inlet-outlet pipe Louis layout,
Cost is saved, appearance is more beautiful.
As shown in figure 9, the piston cylinder of the present embodiment includes cylinder body 210 and cylinder cap 220, wherein cylinder body 210 is close to cylinder cap 220
The cylinder bottom of one side is equipped with active return type exhaust structure 900.As shown in figure 11, wherein a cylinder bottom is equipped with valve plate 910, the valve
Plate 910 is equipped with gas vent 911, which is equipped with location hole, and location hole includes bolt hole 912 and arranged on bolt
The gasket hole 913 of 912 upper end of hole, and the diameter of gasket hole 913 is more than the diameter of bolt hole 912.In the present embodiment, it is fixed to further include
Position mechanism 960, the detent mechanism 960 include the space washer 962 being arranged in gasket hole and the positioning of connection are matched with bolt hole
Bolt 961.
As shown in Figure 10, Figure 12-13, the exhaust valve plate 920 of the present embodiment is bonded with the upper surface of valve plate 910 to be installed and covers
The gas vent 911 is covered, which has flexibility, and at least one end of exhaust valve plate 920 is vented with detent mechanism edge
The length direction flexible connection of valve block.Preferably, in the present embodiment, the both ends of exhaust valve plate 920 are equipped with and space washer 962
The U-type groove 1 that is adapted of outer ring, be flexibly connected by the U-type groove 1 at both ends with space washer 962.
The reed 940 of the present embodiment is equipped with the arc protrusion 941 extended to 920 one side of exhaust valve plate, the reed 940
At least one end is flexibly connected with detent mechanism along the length direction of exhaust valve plate.Preferably, in the present embodiment, 940 liang of reed
End is equipped with the U-type groove 2 942 that is adapted with positioning bolt, the U-type groove 2 942 and space washer 962 and determines between journey plate 930
Positioning bolt 961 be flexibly connected.
The pad 950 of the present embodiment is arranged on one side of the reed away from exhaust valve plate, is wherein set between exhaust valve plate and pad
It is useful for accommodating the gap of arc protrusion, which is realized by the support of space washer.Wherein at least one end of pad 950 is with determining
Length direction flexible connection of the position mechanism along pad.Preferably, in the present embodiment, 950 both ends of pad are equipped with and positioning bolt
Adaptable U-type groove 2 951, the U-type groove 2 951 and space washer 962 and the positioning bolt 961 determined between journey plate 930 are lived
Dynamic connection.
A kind of preferred embodiment, pad are parallel with exhaust valve plate.
The present embodiment determines journey plate 930, is fixed on by positioning bolt 961 on space washer 962, this is determined on journey plate 930
Equipped with the arc-shaped depression portion 931 to separate exhaust valve plate one side extension.
The active return type exhaust structure of said structure, when air compressor works, piston is run up, top land
Pressure overcomes the pressure on exhaust valve plate and opens, and is inflated to head exhaust chamber, and piston reaches after top dead center, single inflator
It completes, exhaust valve plate is closed rapidly exhaust valve port by discharge chamber and the active force of exhaust valve plate lining spring.With it is simple in structure,
Rationally, the advantages that volumetric efficiency is high, volumetric ratio can be low, response is rapid, exhaust valve plate long lifespan.
A kind of preferred embodiment, as shown in Fig. 1, Figure 14-15, the Ventilated electric engine-driven air compressor of the present embodiment includes
Two-way centrifugal air cooling system 500, the two-way centrifugal air cooling system 500 include fan and the wind scooper of two V-shaped distributions
550, the corresponding two rows of piston cylinders 200 of outlet distribution of the wind scooper 550 of two V-shaped distributions.
Fan is as shown in Figure 16, Figure 17 in the present embodiment, the pivot annular including fan board 520 and around fan board
Several blades 530 being uniformly arranged.Wherein fan board 520 is fixedly connected with the active shaft coupling 510 of shaft coupling, with driving motor
Output shaft rotate.As the greatest improvement of the present embodiment, as shown in figure 17, above-mentioned blade 530 is included along the footpath of fan board 520
To the fan base leaf 531 of extension, which is equipped with respectively to fan base
The auxiliary 532 Y-shaped distribution of leaf of the auxiliary leaf 532 of fan that leaf both sides extend obliquely out, wherein fan base leaf 531 and the fan of both sides.Y-junction
The blade of structure does not have directionality, no matter rotates in the forward direction or reversely rotates, wind speed, air quantity, cooling effect all same.
A kind of preferred embodiment, fan base leaf 531 and the auxiliary leaf 532 of fan are integrally formed in the present embodiment, pass through sheet material
Bending forms or integrated injection molding forms.Certainly this is only a kind of preferred structure, can also use the molding mode of split.
As shown in Figure 15, Figure 16, the sealing plate 521 being oppositely arranged with fan board 520, the sealing plate are further included in the present embodiment
Centrifugation wind chamber 540 is formed between 521 and fan board 520, which connects in radial direction with wind scooper 550.
The two-way centrifugal air cooling system of the present embodiment compared with traditional cooling fan, under equal rotating speed, has wind speed
It is high, air quantity is big, the technical advantage of good cooling results, avoid too fat to move in the structures such as liquid cooling mode pipeline, radiator and
It is cumbersome, leakage cooling liquid failure and of high cost, low production efficiency, complete machine from it is heavy phenomena such as;Meanwhile Y shape blade has
Positive and negative bidirectional rotation wind speed, air quantity, the technique effect of cooling effect all same, being more suitable for the present embodiment does not have rotation direction requirement
Reciprocating-piston electric air compressor.
A kind of preferred embodiment, as shown in Figs. 1-3, one side of the present embodiment crankcase 400 away from driving motor are equipped with
Two-way Swing line oil pump 300, for provide lubricating oil in crankcase.Structure such as Figure 18, Figure 19 of wherein two-way Swing line oil pump 300
It is shown, including the pump housing 310, internal rotor 330, outer rotor 340, the pump cover 320 being fixedly connected with the pump housing and outer rotor positioning disk
350.The center of its middle pump body 310 is equipped with axis hole 312, and the pump shaft being connected with pump housing rotary moveable is equipped in the axis hole 312
360.The pump shaft 360 is connected with bent axle 800 or the part for bent axle 800.Bearing block of the pump housing 310 as crankcase, is used for
It is connected with bent axle 800 by bearing.
In the present embodiment, the column deep gouge 311 coaxial with pump shaft 360 is equipped in the one side of the pump housing, the column deep gouge 311
Slot bottom is equipped with oil-feed tank 313 and goes out oil groove 316.It should be noted that fuel feed hole 314 and overflow are wherein equipped in oil-feed tank 313
When fluid in hole 318, wherein oil-feed tank is excessive, flowed out by spout hole.Go out and outage 318 is equipped in oil groove 316, with oil inlet
Hole 314 forms oil circulation.In addition, preferably, going out in oil groove to be additionally provided with oilhole 317, lubricating oil can be via the lubrication
Oilhole 317 lubricates the other components such as bearing.
As shown in Figure 18, Figure 19, in the present embodiment, internal rotor 330 is located in column deep gouge 311 and is fixed with pump shaft 360
It connects, multiple external toothing teeth is laid on the outer circumferential surface of the internal rotor 330.Outer rotor 340 is located in column deep gouge 311 and covers
On internal rotor 330, the inner ring of the outer rotor 340 is laid with multiple internal messing teeth engaged with the matching of external toothing tooth, and
The quantity of internal messing tooth is one at least more than the quantity of external toothing tooth.Preferably, in the present embodiment, the quantity ratio of internal messing tooth
The quantity of external toothing tooth is one more.
A kind of preferred embodiment, the quantity of the internal messing tooth is 7, and the quantity of the external toothing tooth is 6.
As the improvement of the present embodiment maximum, outer turn is additionally provided between the cell wall of column deep gouge 311 and outer rotor 340
Sub- positioning disk 350.As shown in Figure 22, Figure 23, which is included for the cell wall gap with column deep gouge 311
The outside fix circle 351 of cooperation and for the inside fic circle 352 with 340 clearance fit of outer rotor, and 357 phase of the center of circle of inside fic circle
To 356 eccentric setting of the center of circle of outside fix circle.
Position restrainer is rotated in the forward direction it should be noted that being equipped between outer rotor positioning disk 350 and the pump housing 310 or pump cover 320
Structure and reverse rotation position-limit mechanism, and outer rotor positioning disk can between rotating in the forward direction position-limit mechanism and reversely rotating position-limit mechanism
It rotates freely.Preferably, outer rotor positioning disk is rotating in the forward direction position-limit mechanism and is reversely rotating the freedom between position-limit mechanism
Rotation angle is 180 °.
A kind of preferred embodiment, as shown in Figure 22, Figure 23, the outer rotor positioning disk 350 is set close to the one side of pump cover
There is arc groove 353, the pump cover shown in Figure 21 is equipped with and the 353 corresponding positioning pin 370 of arc groove.Wherein arc groove 353
Both ends be respectively for the positive limit end 354 of /V positioning pin and reverse limit end 355, wherein positive limit end 354 with
The composition of positioning pin 370 rotates in the forward direction position-limit mechanism, and reverse limit end 355 forms with positioning pin 370 and reversely rotates position-limit mechanism.
It should be noted that above-mentioned is only the preferred embodiment for rotating in the forward direction position-limit mechanism and reversely rotating position-limit mechanism,
Not sole limitation.Other equivalent modes should also include:Arc groove is arranged on outer rotor positioning disk close to column sink groove bottom
One side, positioning pin be arranged on column deep gouge slot bottom;Arc groove be arranged on column deep gouge slot bottom or pump cover close to column deep gouge
One side, positioning pin are arranged on the corresponding side of outer rotor positioning disk;Arc groove is arranged on the cell wall of column deep gouge, and positioning pin is arranged on outer turn
In the outside fix circle of sub- positioning disk;Arc groove is arranged in the outside fix circle of outer rotor positioning disk, and positioning pin is arranged on column deep gouge
On cell wall, etc. forms.
As shown in figure 21, the pump cover 320 of the present embodiment be equipped with deep gouge 1 corresponding with the oil-feed tank and with it is fuel-displaced
The corresponding deep gouge 323 2 of slot, the center of pump cover are equipped with the matched center positioning hole 321 in free end with pump shaft.It is preferably, heavy
The shaft end lubrication hole 324 connected with center positioning hole 321 is equipped in slot 1.Lubricating oil in oil suction chamber is lubricated by shaft end
Hole is flow between pump shaft and center positioning hole, realizes the shaft end lubrication of pump shaft.The two-way Swing line oil pump of the present embodiment, internal rotor
External toothing tooth is six teeth, and the internal messing tooth of outer rotor is seven teeth, and inner and outer Rotator differs a tooth, since inner and outer rotors are multiple tooth nibble
It closes, which forms several sealed volumes.When internal rotor is rotated around pump spindle center, drive outer rotor same around outer rotor center
To rotation.At this moment, by the annular seal space formed between external toothing tooth tooth top and internal messing tooth tooth paddy, with the rotary seal volume of rotor
Just gradually expand, then just form parital vacuum, fluid is inhaled into annular seal space from oil-feed tank.When rotor continues rotation, it is full of
The annular seal space of fluid is just gradually reduced, and fluid is squeezed, and is then passed through out oil groove and is discharged oil, internal rotor each rotation, by outer
The each annular seal space formed between engaging tooth tooth top and internal messing tooth tooth paddy completes suction, pressure oil respectively once, when internal rotor continuously turns
When dynamic, that is, complete the suction oil work of hydraulic pump.
As shown in figure 24, when driving motor is rotated in the forward direction and (rotated clockwise), positive limit end 354 and positioning pin 370
Composition rotates in the forward direction position-limit mechanism, and for limiting outer rotor positioning disc spins, oil suction chamber 380, Yu Yi is formed at fuel feed hole 314
Oil-discharging cavity 390 is formed at discharge orifice 318.When driving motor reversely rotates (rotation counterclockwise), due to the center of circle 357 of inside fic circle
With respect to 356 eccentric setting of the center of circle of outside fix circle, by internal rotor outer rotor is driven to reversely rotate, outer rotor drives outer rotor positioning
Disk is reversely rotated to the state shown in Figure 25, i.e. reverse limit end 355 forms with positioning pin 370 and reversely rotates position-limit mechanism, in
Oil suction chamber 380 is formed at spout hole 318, oil-discharging cavity 390 is formed at outage 318.
It should be noted that it is existing that other fluid pipeline, lubricating oil for coordinating with two-way Swing line oil pump, which provide mechanism etc.,
There is routine techniques, be not described in detail herein.The two-way Swing line oil pump of the present embodiment rotates forward, reversion can realize pump oil, nothing
Rotation direction requirement, and can be with free switching between rotating in the forward direction and reversely rotating.Compared with the unidirectional oil pump of the prior art, with not having
The electric compressor for having rotation direction requirement is more adapted to, and the situation of wrong line need not be considered during installation, maintenance etc..Have
It is limited from turning to, adaptable, compact-sized, small, part is few, and stable movement, noise is low, and it is excellent that volumetric efficiency is higher etc.
Point.
A kind of preferred embodiment, as shown in Figure 3, Figure 4, the Ventilated electric engine-driven air compressor of the present embodiment are equipped with centrifugation
Formula breathing structure.In the present embodiment, driven shaft coupling 830 that one end of bent axle 800 is fixedly connected by tight fixed bolt 820.Its
In centrifugal breathing structure include be arranged on bent axle 800 on respiration channel 1, the respiration channel two on tight fixed bolt
821st, the respiration channel 3 831 on driven shaft coupling 830 and the vent valve on driven shaft coupling.Wherein breathing is logical
With being connected inside the crankcase of air compressor, the other end is connected with respiration channel 2 821 for the one end in road 1.Respiration channel
2 821 connect successively with respiration channel 3 831 and vent valve.Preferably, the outer surface of tight fixed bolt 820 is equipped with annular groove, institute
State annular groove respectively with respiration channel two and respiration channel tee joint.
A kind of preferred embodiment, the vent valve of the present embodiment include the deflation spiral shell being threadedly coupled with driven shaft coupling 830
Stifled 840, which is equipped at least one bleed passage 841 being in communication with the outside, and respiration channel 3 831 with
The position of vent valve connection is equipped with sealing ring 843.The sealing ring 843 is preferably O-ring seals.In the present embodiment, sealing ring 843
Sealing element 842 is equipped between deflation screw plug 840, compression spring 844 is equipped between the sealing element 842 and deflation screw plug.As
It is preferred that sealing element 842 is steel ball.
It is equipped in a kind of preferred embodiment, wherein deflation screw plug 840 for the limited post 845 of /V compression spring 844.
The air-cooled air compressor air compressor of the present embodiment, during work, gas caused by inside crankcase reaches
During to certain pressure, the vent valve that is transported to by respiration channel one, respiration channel two, respiration channel three on driven shaft coupling,
And sealing element is open-top, gas is discharged to air from bleed passage, due to being subject to bent axle generated centrifugal force, realization when rotating
Oil-gas Separation, the gas discharged are substantially free of lubricating oil.Centrifugal breathing structure design is reasonable, controls inside crankcase
Pressure, air-following oil drain quantity is few, ensure that the in vivo lubricants capacity of machine, avoids air compressor due to supply profit in time
Lubricating oil and the failure occurred.
As shown in Fig. 2, fluid pressure type air escape cock 700 is additionally provided on the cylinder cap of the present embodiment air bleed piston cylinder, the fluid pressure type
Air escape cock 700 includes valve body 710, air escape valve seat 730 and air bleed piston 720.It is wherein equipped in valve body 710 and air bleed piston
720 matched air bleed piston chambers, air bleed piston 720 are slidably and sealingly connected with the air bleed piston chamber.Air bleed piston 720 will deflate
Plunger shaft is divided into the air discharge cavity 712 of 730 one side of hydraulic cavities 711 and air escape valve seat of 714 one side of inlet, in hydraulic cavities 711
One end is equipped with the inlet 714 connected with air bleed piston chamber.
A kind of preferred embodiment, in the present embodiment, the outer wall of air bleed piston 720 and the inner wall of air bleed piston chamber it
Between be equipped at least one annular oil seal 721 and the fixing sleeve 722 for stationary ring oil sealing.Preferably, have in the present embodiment
There are 2 annular oil seals 721 and 2 fixing sleeves 722.The effect of 2 annular oil seals 721 is set to be that the operation of air bleed piston is more
Add steadily, prevent air bleed piston from tilting.
In the present embodiment, air escape valve seat 730 is fixedly connected with the one end of valve body 710 away from inlet 714, is preferably screw thread
Connection.Wherein air escape valve seat 730 is equipped with the gas vent 731 connected with the air bleed piston chamber.It is then equipped on air bleed piston 720
It is enough the vent seal pad 724 for covering gas vent 731, which is preferably fixed with air bleed piston by screw connects
It connects.Deflation spring 740 is equipped between the air bleed piston 720 and air escape valve seat 730.
A kind of preferred embodiment, the air bleed piston 720 are equipped with stop collar 723, the limit close to one end of inlet 714
Position set 723 is preferably fixedly connected with air bleed piston 720 by screw.Correspondingly, set in hydraulic cavities 711 close to the position of inlet
There is positive stop lug boss 713, for limiting the extreme position of air bleed piston.Preferably, stop collar 723 has certain elasticity, it can
With protecting against shock, the service life of extension fluid pressure type air escape cock.
The fluid pressure type air escape cock of said structure, wherein inlet are connected by the cooling liquid of pipeline and air compressor
Logical, when air compressor works, cooling liquid enters in hydraulic cavities, piston is promoted to be run to air escape valve seat one side, piston overpowers
The elastic force of deflation spring, driving vent seal pad seal gas vent, and ensureing the gas in cylinder cap intracavitary portion will not reveal, and work as storage
When gas tank pressure reaches rated pressure, air compressor is stopped, and coolant loses pressure, in cylinder cap internal gas pressure and
Under the action of deflation spring force, piston drags vent seal pad towards hydraulic cavities direction displacement certain distance so that vent seal pad
The sealing to gas vent is released, the gas of cylinder cap inner cavity is discharged by valve body air discharge cavity, air vent, so cycles, realize nothing
No Load Start air compressor is pressed, avoids startup with pressure, protection driving motor overload, when startup is more steady.
In short, the foregoing is merely illustrative of the preferred embodiments of the present invention, it is not intended to limit the invention, it is all in the present invention
Spirit and principle within all any modification, equivalent and improvement made etc., should be included in protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of Ventilated electric engine-driven air compressor, which is characterized in that include at least:
Crankcase, is equipped with that two rows of quantity are equal and one-to-one piston cylinder on the crankcase, two rows of V-shaped point of piston cylinders
Cloth, often row is including at least two piston cylinders;
Bent axle, the bent axle is located in the crankcase and both ends of bent axle and the both sides rotary moveable of crankcase connects, the bent axle
The connecting rod construction section equal with every row's piston cylinder quantity is equipped with, there are two connecting rod, Mei Gelian for installation on each connecting rod construction section
Piston of two connecting rods respectively with corresponding two piston cylinders in two rows of piston cylinders on bar construction section is connected;
Driving motor, the output terminal of the driving motor are connected by shaft coupling with one end of the bent axle.
2. Ventilated electric engine-driven air compressor described in accordance with the claim 1, which is characterized in that the piston cylinder include cylinder body and
Cylinder cap, cylinder bottom of the cylinder body close to cylinder cap one side are equipped with active return type exhaust structure.
3. Ventilated electric engine-driven air compressor described in accordance with the claim 2, which is characterized in that the cylinder bottom is equipped with valve plate,
The valve plate is equipped with gas vent, and gas vent both sides are equipped with location hole, detent mechanism is equipped in the location hole;The active is returned
Position formula exhaust structure includes exhaust valve plate, determine journey plate and arranged on exhaust valve plate and determines the reed and pad between journey plate, described
Exhaust valve plate is bonded with the upper surface of valve plate installs and covers the gas vent, and the exhaust valve plate has flexibility, the exhaust
At least one end of valve block is flexibly connected with detent mechanism along the length direction of exhaust valve plate;It is described to determine journey plate and pass through the localization machine
Structure is fixedly installed in above exhaust valve plate;At least one end of the reed and length direction activity of the detent mechanism along exhaust valve plate
Connection, the reed are equipped with the arc protrusion extended to exhaust valve plate one side, and the pad is arranged on reed away from exhaust valve plate
One side, be equipped with to accommodate the gap of arc protrusion between the exhaust valve plate and pad, at least one end of the pad with
Length direction flexible connection of the detent mechanism along pad.
4. Ventilated electric engine-driven air compressor described in accordance with the claim 1, which is characterized in that further include at shaft coupling
Two-way centrifugal air cooling system, the two-way centrifugal air cooling system include at least fan and the wind scooper of two V-shaped distributions,
The corresponding two rows of piston cylinders of outlet distribution of the wind scooper of two V-shaped distributions;The fan includes fan board and around fan board
Several blades for being uniformly arranged of pivot annular, the blade includes the fan base leaf radially extended along fan board, institute
It states the one end of fan base leaf away from fan board pivot and is equipped with the auxiliary leaf of fan extended obliquely out respectively to fan base leaf both sides, institute
State the Y-shaped distribution of the auxiliary leaf of fan of fan base leaf and both sides.
5. according to the Ventilated electric engine-driven air compressor described in claim 4, which is characterized in that further include set opposite with fan board
The sealing plate put, forms centrifugation wind chamber between the sealing plate and fan board, the centrifugation wind chamber is connected in radial direction with wind scooper.
6. Ventilated electric engine-driven air compressor described in accordance with the claim 1, which is characterized in that the crankcase is away from driving electricity
The one side of machine is equipped with two-way Swing line oil pump, and the two-way Swing line oil pump includes at least:
The pump housing, the center of the pump housing are equipped with the pump shaft being connected with pump housing rotary moveable, and the one side of the pump housing is equipped with and pump
The coaxial column deep gouge of axis, the slot bottom of the column deep gouge are equipped with oil-feed tank and go out oil groove, and fuel feed hole is equipped in the oil-feed tank,
It is described go out oil groove in be equipped with outage;
Internal rotor, the internal rotor is located in column deep gouge and is fixedly connected with pump shaft, uniformly distributed on the outer circumferential surface of the internal rotor
Equipped with multiple external toothing teeth;
Outer rotor, the outer rotor are located in column deep gouge and are sheathed on internal rotor, and the inner ring of the outer rotor is laid with
Multiple internal messing teeth engaged with the matching of external toothing tooth, the quantity of the internal messing tooth are at least more by one than the quantity of external toothing tooth
It is a;
Pump cover, the pump cover are fixedly connected with the column deep gouge one side of the pump housing;
Outer rotor positioning disk, the outer rotor positioning disk include for the outside fix circle with column deep gouge clearance fit and for
The inside fic circle of outer rotor clearance fit, the center of circle of the inside fic circle is with respect to the center of circle eccentric setting of outside fix circle;It is described outer
It is equipped between rotor fixed position disk and the pump housing or pump cover and rotates in the forward direction position-limit mechanism and reversely rotate position-limit mechanism, the outer rotor is determined
Position disk is freely rotatable between rotating in the forward direction position-limit mechanism and reversely rotating position-limit mechanism.
7. according to the Ventilated electric engine-driven air compressor described in claim 6, which is characterized in that the pump cover be equipped with it is described
The corresponding deep gouge one of oil-feed tank and deep gouge two corresponding with going out oil groove, the center of the pump cover is equipped with to be matched with the free end of pump shaft
Center positioning hole, the shaft end lubrication hole connected with center positioning hole is equipped in the deep gouge one.
8. according to claim 1-7 any one of them Ventilated electric engine-driven air compressors, which is characterized in that further include centrifugal
Breathing structure, one end that the bent axle is connected with shaft coupling are connected with driven shaft coupling by tight fixed bolt, described centrifugal to exhale
Inhaling structure includes the respiration channel one being arranged on bent axle, the respiration channel two on tight fixed bolt, on driven shaft coupling
Respiration channel three and the vent valve on driven shaft coupling;One end of the respiration channel one and the song of air compressor
Connection, the other end are connected with respiration channel two inside axle box;The respiration channel two and respiration channel tee joint, the breathing are logical
Road three is connected with vent valve.
9. according to the Ventilated electric engine-driven air compressor described in claim 8, which is characterized in that the vent valve include with it is driven
The deflation screw plug that shaft coupling is threadedly coupled, the deflation screw plug is equipped at least one bleed passage being in communication with the outside, described
The position that respiration channel three is connected with vent valve is equipped with sealing ring, and sealing element, institute are equipped between the sealing ring and deflation screw plug
It states and compression spring is equipped between sealing element and deflation screw plug.
10. according to the Ventilated electric engine-driven air compressor described in Claims 2 or 3, which is characterized in that be additionally provided on the cylinder cap
Fluid pressure type air escape cock, the fluid pressure type air escape cock include at least valve body, air escape valve seat and air bleed piston, are set in the valve body
There is air bleed piston chamber, one end of the valve body is equipped with the inlet connected with air bleed piston chamber;The air escape valve seat and valve body are remote
One end from inlet is fixedly connected, and the air escape valve seat is equipped with the gas vent connected with the air bleed piston chamber;It is described to put
Gas piston is slidably and sealingly connected with the air bleed piston chamber, and air bleed piston chamber is divided into inlet one side by the air bleed piston
Hydraulic cavities and the air discharge cavity of air escape valve seat one side, the air bleed piston is equipped with close to the one side of air escape valve seat to be enough to cover gas vent
Vent seal pad, between the air bleed piston and air escape valve seat be equipped with deflation spring.
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CN111648937A (en) * | 2020-06-17 | 2020-09-11 | 耐力压缩机(北京)有限公司 | Rail transit control system |
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CN111878350A (en) * | 2020-08-07 | 2020-11-03 | 浙江洛森压缩机股份有限公司 | Safe and efficient automobile-used gas compressor |
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