CN107165828A - Compressor - Google Patents
Compressor Download PDFInfo
- Publication number
- CN107165828A CN107165828A CN201710633010.2A CN201710633010A CN107165828A CN 107165828 A CN107165828 A CN 107165828A CN 201710633010 A CN201710633010 A CN 201710633010A CN 107165828 A CN107165828 A CN 107165828A
- Authority
- CN
- China
- Prior art keywords
- oil
- balance
- hole
- compression mechanism
- bent axle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
- F04C29/021—Control systems for the circulation of the lubricant
-
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
-
- 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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
-
- 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0021—Systems for the equilibration of forces acting on the pump
-
- 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a kind of compressor, including：Housing, compression mechanism, electric machine assembly and oil-adding mechanism, oil-adding mechanism include shell, communicating pipe, fuel sucking pipe and switch piece, and switch piece includes body and balance plugging block.Compressor according to embodiments of the present invention, by setting switch piece in oil-adding mechanism, the first upper oil cavitie can be made to be connected with the second upper oil cavitie and oil sump switching, so as to which so that the Fuel injection system of fuel feeding is not interfere with each other in oil-absorbing process of the oil-adding mechanism by oil suction in oil sump and the lubricant passage way towards compression mechanism, the oil suction and fuel feeding for thereby guaranteeing that oil-adding mechanism have sufficient power.By setting balance plugging block on switch piece, the eccentric mass of eccentric part and piston can not only be balanced, the quality for the balance weight being arranged near compression mechanism can also be reduced, so as to reduce the height of balance weight, reduce bent axle amount of deflection, reduce gap sound, play a part of optimizing the structure of compression mechanism.
Description
Technical field
The present invention relates to Compressor Technology field, more particularly, to a kind of compressor.
Background technology
Compressor mainly includes housing and the compression mechanism and electric machine assembly that are located in housing, in order to reduce rotor and work
Fill in the vibration produced in rotation process, compressor and be generally additionally provided with balance weight, balance weight can be balanced partially by conducting oneself with dignity
The vibration that center portion and piston are produced when rotating, so as to so that the work of compressor is more steady.However, due to balance weight
Weight and size are larger, in compressor operating, and balance weight can increase the gap produced in the amount of deflection of bent axle, increase compressor
Sound, reduces the stable working of compression mechanism.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art.Therefore, the present invention proposes a kind of pressure
Contracting machine, the compressor has the advantages that oil suction and fuel feeding power foot, operated steadily.
Compressor according to embodiments of the present invention, including：There is oil sump in housing, the housing；With lubricant passage way
Compression mechanism, the compression mechanism is located in the housing, the compression mechanism include at least one cylinder, bent axle, piston and
Slide plate, the piston jacket is on the eccentric part of the bent axle and in the cylinder chamber of the cylinder, and the slide plate is reciprocally
It is located in the vane slot of the cylinder to motion, the vane slot is formed as the variable oil-feed space of internal pressure；Electric machine assembly, it is described
Electric machine assembly is located in the housing, and the electric machine assembly includes stator and rotor, and the rotor is connected to drive with the bent axle
The crank rotation is moved, the side of the neighbouring compression mechanism of the rotor is provided with balance weight；Oil-adding mechanism, the oiling machine
Structure includes shell, communicating pipe, fuel sucking pipe and switch piece, and the shell is located at the compression mechanism outside and one end of the bent axle
It extend into the shell, demarcation strip is provided with the shell to limit the first upper oil cavitie and the second upper oil cavitie, the separation
Plate is provided with the first oil-through-hole, and second upper oil cavitie connects with the lubricant passage way, the communicating pipe respectively with the slide plate
Groove is connected with first upper oil cavitie, and the fuel sucking pipe is connected with first upper oil cavitie and the oil sump respectively, the switching
Part includes being enclosed on the bent axle outside body and balance plugging block, the body and provided with the second oil-through-hole, and the body is rotated
To cause second oil-through-hole and first oil-through-hole just pair or deviate, the balance plugging block set on the body with
Blocked with body rotation or open the fuel sucking pipe, the balance plugging block and eccentric part are distributed in the bent axle
The radially opposite sides of pivot center, the balance weight and the balance plugging block coordinate to balance the eccentric part and the piston
Eccentric mass.
Compressor according to embodiments of the present invention, by setting switch piece in oil-adding mechanism, can make the first upper oil cavitie
Connected respectively with the second upper oil cavitie and oil sump switching, so as to so that the oil-absorbing process and direction of oil-adding mechanism oil suction in oil sump
The Fuel injection system of fuel feeding is not interfere with each other in the lubricant passage way of compression mechanism, and the oil suction and fuel feeding for thereby guaranteeing that oil-adding mechanism, which have, fills
Lubricating oil in the power of foot, fuel feeding efficiency high and entrance lubricant passage way is not susceptible to reflux.By setting flat on switch piece
Weigh plugging block, can not only balance the eccentric mass of eccentric part and piston, can also reduce and be arranged on the flat of compression mechanism side
The quality of weighing apparatus block, so as to reduce the height of balance weight, reduces bent axle amount of deflection, reduces gap sound, play optimization compression mechanism
Structure effect.
According to some embodiments of the present invention, the balance plugging block is formed as arc-shaped structure.
In some embodiments of invention, the central angle of the balance plugging block is 180 °.
According to some embodiments of the present invention, the balance plugging block and the body are formed in one part.
According to some embodiments of the present invention, first oil-through-hole is formed as circular hole, and second oil-through-hole is formed as
The arcuate socket extended along the direction of rotation of the body.
According to some embodiments of the present invention, between the internal diameter M0 of first oil-through-hole and the internal diameter M1 of the fuel sucking pipe
Meet following relation：0.8M0≤M1≤1.2M0.
According to some embodiments of the present invention, between the internal diameter M0 of first oil-through-hole and the internal diameter M2 of the communicating pipe
Meet following relation：0.8M0≤M2≤1.2M0.
According to some embodiments of the present invention, the side of the shell is opened wide, and the open side of the shell is located at the pressure
With by the open side of the compression mechanism closure shell in contracting mechanism.
According to some embodiments of the present invention, the two ends of the vane slot are extended in the opposing sidewalls of the cylinder, institute
The opposing sidewalls for stating cylinder are provided with the sealing plate for the both ends open for being used to close the vane slot.
According to some embodiments of the present invention, the lubricant passage way includes the central flow path formed in the bent axle and many
Individual branch flow passage, each branch flow passage is connected and extended on the periphery wall of the bent axle with the central flow path, described
The open-ended of central flow path connects with second upper oil cavitie.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the overall structure diagram of compressor according to embodiments of the present invention；
Fig. 2 is the part-structure schematic diagram of the compressor shown in Fig. 1；
Fig. 3 is the side view (seeing from right to left) of the compressor shown in Fig. 1；
Fig. 4 is the sectional view in A-A directions in Fig. 2, wherein the first oil-through-hole is opened；
Fig. 5 is the sectional view in B-B directions in Fig. 2, and wherein fuel sucking pipe is closed；
Fig. 6 is the sectional view in A-A directions in Fig. 2, wherein the first oil-through-hole will be closed；
Fig. 7 is the sectional view in B-B directions in Fig. 2, and wherein fuel sucking pipe will be opened；
Fig. 8 is the part-structure schematic diagram of the oil-adding mechanism of compressor according to embodiments of the present invention；
Fig. 9 is the shell of compressor according to embodiments of the present invention and the assembling structure schematic diagram of demarcation strip；
Figure 10 is the structural representation of the switch piece of oil-adding mechanism according to embodiments of the present invention；
Figure 11 is the sectional view of the switch piece shown in Figure 10；
Figure 12 is the fit structure schematic diagram of switch piece according to embodiments of the present invention and bent axle.
Reference：
Compressor 100,
Housing 10, oil sump 110,
Compression mechanism 20, cylinder 210, bent axle 220, eccentric part 2210, piston 230, slide plate 240, vane slot 250, slide plate
Spring 260, base bearing 270, supplementary bearing 280, sealing plate 290,
Electric machine assembly 30, stator 310, rotor 320, balance weight 330,
Oil-adding mechanism 40,
Shell 410,
Demarcation strip 420, the first oil-through-hole 4210, upstream point of contact 4210A, downstream point of contact 4210B, crankshaft installed hole 4220,
Switch piece 430, body 4310, the second oil-through-hole 4320, upstream end 4320A, downstream 4320B balance plugging block
4330,
Communicating pipe 440, fuel sucking pipe 450, the first upper oil cavitie 460, the second upper oil cavitie 470, oil-feed space 480, lubricant passage way
490, open-ended 4910.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " on ", " under ", "left", "right", " interior ",
The orientation or position relationship of the instruction such as " outer ", " axial direction ", " radial direction ", " circumference " are to be closed based on orientation shown in the drawings or position
System, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, define " the
One ", one or more this feature can be expressed or be implicitly included to the feature of " second ".In the description of the invention,
Unless otherwise indicated, " multiple " are meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
The compressor 100 of embodiment according to embodiments of the present invention is described below with reference to Fig. 1-Figure 12.
As Figure 1-Figure 2, compressor 100 according to embodiments of the present invention includes：Housing 10, compression mechanism 20, motor
Component 30 and oil-adding mechanism 40.As shown in figure 1, having oil sump 110 in housing 10, oil sump 110 is used to hold lubricating oil.Compressor
Each friction pair in lubricant passage way 490, the connection oil-adding mechanism 40 of lubricant passage way 490 and compression mechanism 20 is provided with structure 20, from
And friction pair can be lubricated, it is ensured that the smoothness run of compression mechanism 20.Compression mechanism 20 is located in housing 10, compressor
Structure 20 includes the eccentric part that bent axle 220 is enclosed on outside at least one cylinder 210, bent axle 220, piston 230 and slide plate 240, piston 230
On 2210 and in the cylinder chamber of cylinder 210, slide plate 240 is reciprocally located in the vane slot 250 of cylinder 210, sliding
Film trap 250 is formed as the variable oil-feed space 480 of internal pressure.Slide plate 240 can make oil-feed by reciprocally entry/exit vane slot 250
Internal pressure increase/the reduction in space 480, so as to lubricating oil be extruded/sucked oil-feed space 480.
As Figure 1-Figure 2, electric machine assembly 30 is located in housing 10, and electric machine assembly 30 includes stator 310 and rotor 320,
Rotor 320 is connected with bent axle 220 to drive bent axle 220 to rotate, and the side of the neighbouring compression mechanism 20 of rotor 320 is provided with balance weight
330, balance weight 330 can balance eccentric mass when rotor 320 is run, so as to so that the operation of rotor 320 is more steady,
Further improve the stability of the operation of compressor 100.Compression mechanism 20 includes at least one cylinder 210, that is to say, that compression
It is single casing compressor that mechanism 20, which can include a cylinder 210, i.e. compressor 100,.Compression mechanism 20 can also include multiple
Cylinder 210, it is multiple casing compressor that can for example include two, three or more cylinder 210, i.e. compressor 100.
As shown in figure 1, when compressor 100 be single casing compressor 100 when, compression mechanism 20 include base bearing 270, one
Cylinder 210, supplementary bearing 280 and bent axle 220, wherein, cylinder 210 extends in left-right direction, and cylinder 210 has in the lateral direction
Through its cylinder-bore, base bearing 270 is located at the left side of cylinder 210, and supplementary bearing 280 is located at the right side of cylinder 210, base bearing
Limited jointly between 270 end face, the end face of supplementary bearing 280 and cylinder-bore and piston 230, gas are provided with cylinder chamber, cylinder chamber
The vane slot 250 for radially extending and being connected with cylinder chamber is formed with cylinder 210, slide plate 240 is reciprocally located at vane slot
In 250, the inner of slide plate 240 and the periphery wall of piston 230 stop to the outer end of slide plate 240 is connected with sliding blade spring 260, bent axle
220 left end is connected with rotor 320, and the right-hand member of bent axle 220 sequentially passes through base bearing 270, cylinder-bore and supplementary bearing from left to right
280, bent axle 220 has eccentric part 2210, and eccentric part 2210 is located in cylinder chamber, and the eccentric part of bent axle 220 is enclosed on outside piston 230
On 2210.When electric machine assembly 30 works, rotor 320 rotates with dynamic crankshaft 220 around revolution center line, so as to drive outer be enclosed on
Inwall of the piston 230 along cylinder chamber on the eccentric part 2210 of bent axle 220 is rolled.It should be noted that " interior " can be managed here
Solve as towards the direction at the center of cylinder 210, " outer " can be the direction away from the center of cylinder 210.
When compressor 100 is multiple casing compressor, such as compressor 100 is two-cylinder type compressor (not shown),
Cylinder 210 is two, and each cylinder 210 is respectively provided with cylinder chamber.Certainly, compressor 100 be the cylinder of three-port type compressor 100 or three with
On compressor 100 when, cylinder 210 be three or more than three.It is understood that the composition of multiple casing compressor 100 with
Single casing compressor 100 is roughly the same, will not be repeated here.
As Figure 1-Figure 2, oil-adding mechanism 40 includes shell 410, communicating pipe 440, fuel sucking pipe 450 and switch piece 430, outside
Shell 410 is located at the outside of compression mechanism 20 and one end of bent axle 220 and extend into shell 410, and demarcation strip 420 is provided with shell 410
To limit the first upper oil cavitie 460 and the second upper oil cavitie 470, demarcation strip 420 is provided with the first oil-through-hole 4210, the second upper oil cavitie
470 connect with lubricant passage way 490, and communicating pipe 440 is connected with the upper oil cavitie 460 of vane slot 250 and first respectively, 450 points of fuel sucking pipe
It is not connected with the first upper oil cavitie 460 and oil sump 110.When the first upper oil cavitie 460 is connected with oil sump 110, the first upper oil cavitie 460 will
It can be disconnected with the second upper oil cavitie 470, now oil-adding mechanism 40 carries out oil-absorbing process and interrupts Fuel injection system simultaneously.Oil when first
When chamber 460 is connected with the second upper oil cavitie 470, the first upper oil cavitie 460 will be disconnected with oil sump 110, and now oil-adding mechanism 40 is carried out
Fuel injection system simultaneously interrupts oil-absorbing process simultaneously.
As shown in Figure 11-Figure 12, switch piece 430 includes being enclosed on outside body 4310 and balance plugging block 4330, body 4310
On bent axle 220 and provided with the second oil-through-hole 4320, body 4310 is rotated such that the second oil-through-hole 4320 and the first oil-through-hole
4210 just pair or deviate, and balance plugging block 4330 is located on body 4310 blocks or open oil suction to be rotated with body 4310
Pipe 450, balance plugging block 4330 and eccentric part 2210 are distributed in the radially opposite sides of the pivot center of bent axle 220, the He of balance weight 330
Balance plugging block 4330 coordinates to balance the eccentric mass of eccentric part 2210 and piston 230.
Specifically, balance plugging block 4330 is arranged on the symmetrical side of the eccentric part 2210 of bent axle 220, balances plugging block
4330 can balance the eccentric mass of eccentric part 2210 and piston 230 by self gravitation, can mitigate compression mechanism 20 in fortune
Bias during row is rocked, and makes the operation of compression mechanism 20 more steady.Balance plugging block 4330 can reduce close on rotor 320
The weight of the balance weight 330 of the side of compression mechanism 20.In specific example, balance plugging block 4330 is leaned on reducing on rotor 320
The weight of the balance weight 330 about 50% of the nearly side of compression mechanism 20, in the case where the width of balance weight 330 is constant, thus may be used
So that the height of balance weight 330 reduces 50%, in this way, the assembling height of rotor 320 can be reduced, reduces bent axle
220 amount of deflection, reduces gap sound, optimizes the structure design of compression mechanism 20.
When switch piece 430 works, switch piece 430 can switch realize the first upper oil cavitie 460 and the second upper oil cavitie 470 it
Between connection and disconnection, so as to so that oil-adding mechanism 40 Fuel injection system and oil-absorbing process it is separate.That is, working as
When oil-adding mechanism 40 is in oil-absorbing process, balance plugging block 4330 opens fuel sucking pipe 450, the first upper oil cavitie 460 and fuel sucking pipe 450
Connection, now the first upper oil cavitie 460 and the second upper oil cavitie 470 deviate.With the rotation of switch piece 430, oil-adding mechanism 40 switches
To Fuel injection system.Now, balance plugging block 4330 closure fuel sucking pipe 450, the first upper oil cavitie 460 and fuel sucking pipe 450 disconnect, and first
Upper oil cavitie 460 and the second upper oil cavitie 470 just pair and are connected.The Fuel injection system of oil-adding mechanism 40 and oil-absorbing process it is separate,
It does not interfere with each other.
Compressor 100 according to embodiments of the present invention, by setting switch piece 430 in oil-adding mechanism 40, can make the
One upper oil cavitie 460 is connected with the second upper oil cavitie 470 and the switching of oil sump 110, so as to so that oil-adding mechanism 40 is inhaled in oil sump 110
Oil oil-absorbing process and do not interfere with each other towards the Fuel injection system of fuel feeding in the lubricant passage way 490 of compression mechanism 20, thereby guarantee that
The oil suction of oil machine structure 40 and fuel feeding are difficult with sufficient power, fuel feeding efficiency high and the lubricating oil entered in lubricant passage way 490
Generation reflux.By setting balance plugging block 4330 on switch piece 430, eccentric part 2210 and piston 230 can be not only balanced
Eccentric mass, the quality for the balance weight 330 being arranged near compression mechanism 20 can also be reduced, so as to reduce balance weight
330 height, reduces the amount of deflection of bent axle 220, reduces gap sound, plays a part of optimizing the structure of compression mechanism 20.
As Figure 4-Figure 7, according to some embodiments of the present invention, balance plugging block 4330 is formed as arc-shaped structure,
So as to efficiently control the oil-absorbing process and Fuel injection system of oil-adding mechanism 40.When switch piece 430 is rotated, plugging block is balanced
4330 will rotate to an angle, realize in the process from closing fuel sucking pipe 450 to the period of fuel sucking pipe 450, switch piece 430 is opened
The Fuel injection system of oil-adding mechanism 40.It is understood that balance closure can be adjusted according to the fuel feeding demand of compression mechanism 20
The angle of the central angle of the circular arc of block 4330, fuel sucking pipe is blocked so as to adjust balance plugging block 4330 in rotation process
450 time.
It is understood that balance plugging block 4330 had both had the function of closure fuel sucking pipe 450, it may have the work(of counterweight
Energy.As shown in Figure 10-Figure 11, balance closure can be adjusted according to practical structures demand by balancing the counterweight part of plugging block 4330
Thickness W, the height H and the size of central angle of block 4330.As shown in figure 5 and figure 7, in some embodiments of the invention, put down
The central angle for the plugging block 4330 that weighs is 180 °, so as to can not only better meet counterweight demand, can also be realized to oil suction
The control of journey and Fuel injection system.
According to some embodiments of the present invention, balance plugging block 4330 and body 4310 are formed in one part, so as to
Make the assembling mode of switch piece 430 simpler, lift efficiency of assembling.Because balance plugging block 4330 is integrated with body 4310
Molding part, therefore when switch piece 430 is rotated, balance plugging block 4330 and the relative position of body 4310 can be consistent,
It is possible thereby to ensure the stable conversion of the oil-absorbing process and Fuel injection system of oil-adding mechanism 40, the practical performance of compressor 100 is lifted.
It is understood that can also will balance plugging block 4330 and body 4310 be arranged to independent parts, can using welding,
The modes such as riveting, mode connects for screw will balance plugging block 4330 and body 4310 is fixed together.
As shown in Fig. 3-Fig. 4, Fig. 6 and Fig. 8, according to some embodiments of the present invention, the first oil-through-hole 4210 is formed as round
Hole, the second oil-through-hole 4320 is formed as the arcuate socket along the direction of rotation extension of body 4310, so as to so that oil-adding mechanism 40
Work more stablize.For example, the second oil-through-hole 4320 two ends and body 4310 pivot line between angle
For 180 °, the central angle of balance plugging block 4330 is 180 °, thus the first upper oil cavitie 460 and the second upper oil cavitie 470 and oil sump 110
On off operating mode can be corresponding with the telescopic process of sliding blade spring 260, sliding blade spring 260 extend when, oil-adding mechanism 40 is carried out
Oil-absorbing process, when sliding blade spring 260 is compressed, oil-adding mechanism 40 carries out Fuel injection system, so as to so that the suction of oil-adding mechanism 40
Oily process and Fuel injection system are more stablized.
As shown in figure 8, according to some embodiments of the present invention, the internal diameter M0 of the first oil-through-hole 4210 and fuel sucking pipe 450
Following relation is met between internal diameter M1：0.8M0≤M1≤1.2M0, that is to say, that the internal diameter M1 of fuel sucking pipe 450 is more than or equal to
The internal diameter M0 of 0.8 times of the first oil-through-hole 4210 and less than or equal to the internal diameter M0 of 1.2 times of the first oil-through-hole 4210, so may be used
To cause oil circuit more to stablize.
As shown in figure 8, according to some embodiments of the present invention, the internal diameter M0 of the first oil-through-hole 4210 and communicating pipe 440
Following relation is met between internal diameter M2：0.8M0≤M2≤1.2M0.That is, the internal diameter M2 of communicating pipe 440 is more than or equal to
The internal diameter M0 of 0.8 times of the first oil-through-hole 4210 and less than or equal to the internal diameter M0 of 1.2 times of the first oil-through-hole 4210, so may be used
To cause oil circuit more to stablize.
As Figure 1-Figure 2, according to some embodiments of the present invention, the side of shell 410 is opened wide, and shell 410 is opened wide
Side is located to block the open side of shell 410 by compression mechanism 20 in compression mechanism 20, so as to so that compression mechanism 20 with it is outer
The cooperation of shell 410 is simpler, optimizes the internal structure of compressor 100.In the specific example of the present invention, shell 410
The column structure for being formed as extending in left-right direction, the left open of shell 410, the left side of shell 410 is connected to compressor
On structure 20, the end face of supplementary bearing 280 blocks the open side of shell 410 to form sealed first upper oil cavitie 460.By making shell
410 side is opened wide, and it can be facilitated to produce and with demarcation strip 420, the assembling of switch piece 430, maintenance and cleaning.In assembling
During, after demarcation strip 420 and switch piece 430 being fit into shell 410 by the open ports in the left side of shell 410 again
By shell 410, demarcation strip 420 and the integral installation of switch piece 430 in compression mechanism 20, so as to so that assembling mode is simpler
It is single, lift operating efficiency.
As Figure 1-Figure 2, according to some embodiments of the present invention, the two ends of vane slot 250 extend to the phase of cylinder 210
On offside wall, the opposing sidewalls of cylinder 210 are provided with the sealing plate 290 for the both ends open for being used to close vane slot 250, so as to
To form independent oil-feed space 480.For example, shown in Fig. 2, vane slot 250 is radially extended along cylinder 210, and vane slot 250
Cylinder 210 is extended upward through in the axle of cylinder 210, the left and right ends of vane slot 250 are respectively equipped with sealing plate 290 to block vane slot
The opening of 250 left and right ends, wherein right side sealing plate 290 is connected with communicating pipe 440, so that slide plate 240, vane slot 250 and a left side
Right two sealing plates 290 are collectively forming the variable oil-feed space 480 of above-mentioned internal pressure.
Specifically, as Figure 1-Figure 2, when switch piece 430 control the first upper oil cavitie 460 connected with fuel sucking pipe 450 and
When the first upper oil cavitie 460 and the disconnection of the second upper oil cavitie 470, now oil-feed space 480, the first upper oil cavitie 460 and oil sump 110 connect
Logical, the second upper oil cavitie 470 disconnects with oil-feed space 480, the first upper oil cavitie 460 and oil sump 110, and is driven when slide plate 240 is moved
When dynamic sliding blade spring 260 extends, now oil-feed space 480 increases, and negative pressure is thus formed in oil-feed space 480, because oil-feed is empty
Between 480 connected with the first upper oil cavitie 460, thus negative pressure is also formed in the first upper oil cavitie 460, so that by the lubrication in oil sump 110
In oil the first upper oil cavitie 460 of suction and oil-feed space 480, oil-absorbing process is carried out；When switch piece 430 controls the first upper oil cavitie 460
Connected with the second upper oil cavitie 470 and when the first upper oil cavitie 460 and the disconnection of oil sump 110, now oil-feed space 480, the first upper oil cavitie
460 connect with the second upper oil cavitie 470, and the first upper oil cavitie 460 and oil sump 110 disconnect, and when the movement driving sliding blade spring of slide plate 240
260 when shortening, and oil-feed space 480 reduces, and slide plate 240 is by the lubricating oil in the upper oil cavitie 460 of oil-feed space 480 and first towards the
Pushed in two upper oil cavities 470, lubricating oil is entered in lubricant passage way 490 by the lubricant passage way 490 connected with the second upper oil cavitie 470
Compression mechanism 20 is lubricated and cooled down.By using compression mechanism 20 in the course of the work, slide plate 240 is in vane slot 250
Interior reciprocating motion, makes pressure increase/reduction in the oil-feed space 480 of the formation of vane slot 250, passes through the motion of slide plate 240
To drive the oil-absorbing process and Fuel injection system of oil-adding mechanism 40, can not only make it is simple in construction, but also can provide abundance
Driving force, can improve the oil-absorbing process of oil-adding mechanism 40 and the efficiency of Fuel injection system, it is possible thereby to further improve compressor
100 lubrication and cooling effectiveness, and can further reduce oil sealing amount.
According to some embodiments of the present invention, lubricant passage way 490 includes the central flow path formed in bent axle 220 and multiple
Branch flow passage, each branch flow passage is connected with central flow path and extended on the periphery wall of bent axle 220, and the end of central flow path is opened
Mouth 4910 is connected with the second upper oil cavitie 470, and lubricating oil by open-ended the 4910 of central flow path after central flow path is flowed into, profit
Lubricating oil will be branched in multiple branch flow passages, and final lubricating oil is delivered in each friction pair by multiple branch flow passages, so that
The lubrication of compression mechanism 20 can be made more abundant, it is ensured that the smooth operating of compression mechanism 20, it is possible thereby to improve compression mechanism
20 use reliability, extend its service life.
Be described in detail below with reference to Fig. 4-Fig. 7 compressor 100 according to embodiments of the present invention oil-adding mechanism 40 it is specific
The course of work, is worth understanding, it is only exemplary to describe below, rather than to the concrete restriction of the present invention.
Specifically, switch piece 430 includes body 4310 and balance plugging block 4330, and balance plugging block 4330 is formed as round
Arcuate structure, the central angle of balance plugging block 4330 is 180 °, and balance plugging block 4330 and body 4310 are formed in one part.Point
Dividing plate 420 is formed as annular, and crankshaft installed hole 4220 is located at the center position of demarcation strip 420, and the first oil-through-hole 4210 is set
Between the inside and outside edge of demarcation strip 420, the first oil-through-hole 4210 is formed as having upstream on circular hole, the first oil-through-hole 4210
Point of contact 4210A and downstream point of contact 4210B.On the direction of rotation of switch piece 430, upstream point of contact 4210A is located at downstream point of contact
4210B upstream side.
Second oil-through-hole 4320 is formed as the arcuate socket along the direction of rotation extension of body 4310, the second oil-through-hole 4320
Center of circle angle is 180 °.Second oil-through-hole 4320 has upstream end 4320A and downstream 4320B, in the rotation side of switch piece 430
Upwards, upstream end 4320A is located at downstream 4320B upstream side.As shown in figure 4, α angles are slide plate 240 in compression mechanism 20
Position angle, is also the initial angle that sliding blade spring 260 starts compression.Now, the upstream point of contact 4210A of the first oil-through-hole 4210 and
The upstream end 4320A of second oil-through-hole 4320 starts contact, and sliding blade spring 260 starts compression.The upstream of first oil-through-hole 4210
Point of contact 4210A position angles are α, and the position angle of fuel sucking pipe 450 is also α.
As shown in fig. 4-5, in the course of work of oil-adding mechanism 40, arrow institute in the direction of rotation such as figure of body 4310
Show, the position of switch piece 430 is in the position that will start, the logical oil of upstream point of contact 4210A and second of the first oil-through-hole 4210
The upstream end 4320A contacts in hole 4320, the body 4310 of switch piece 430 is the first logical oil by the process of Fig. 4 positions rotation β angle
The process that hole 4210 is opened.As shown in figure 5, when the first oil-through-hole 4210 is opened, balance plugging block 4330 closes fuel sucking pipe 450
Close, and during 180 ° of the position rotation as shown in Fig. 4 and Fig. 5 of switch piece 430, the first oil-through-hole 4210 will lead to second
Oilhole 4320 is just right, and balance plugging block 4330 and fuel sucking pipe 450 are just right, i.e. oil-feed space 480, the first upper oil cavitie 460 and second
Upper oil cavitie 470 is connected, and the first upper oil cavitie 460 and oil sump 110 disconnect, and during this, sliding blade spring 260 is in by compression shape
State, slide plate 240 promotes the lubricating oil in oil-feed space 480 and the first upper oil cavitie 460 to enter in the second upper oil cavitie 470, so as to
To carry out fuel feeding to lubricant passage way 490.During switch piece 430 is rotated, balance plugging block 4330 can lean on the weight of itself
The eccentric mass of amount balance eccentric part 2210 and piston 230, can make the operation of compression mechanism 20 more steady.
As Figure 6-Figure 7, switch piece 430 is rotated after 180 °, the upstream point of contact 4210A and second of the first oil-through-hole 4210
The downstream of oil-through-hole 4320 is overlapping.Rotated with the continuation of the body 4310 of switch piece 430, the first oil-through-hole 4210 and second is logical
Oilhole 4320 deviates, and balance plugging block 4330 will deviate with fuel sucking pipe 450, i.e. oil-feed space 480, the first upper oil cavitie 460 and oil
Pond 110 is connected, and the first upper oil cavitie 460 and the second upper oil cavitie 470 disconnect, and during this, sliding blade spring 260 is in elongate
Negative pressure is formed in state, the upper oil cavitie 460 of oil-feed space 480 and first, thus drives the lubricating oil suction first in oil sump 110 to oil
In chamber 460 and oil-feed space 480, that is, carry out oil-absorbing process.Switch piece 430 is rotated by Fig. 6-Fig. 7 positions will position again after 180 °
At the position shown in Fig. 4-Fig. 5, above-mentioned oil-absorbing process is carried out again, thus, the oil-absorbing process and fuel feeding of oil-adding mechanism 40
Alternately, and oil-feed process and oil-absorbing process are not interfere with each other process, thereby guarantee that oil-adding mechanism 40 in oil-absorbing process and confession
There is sufficient power, the lubricating oil for lifting fuel feeding efficiency high and entering in lubricant passage way 490 is not susceptible to reflux during oil.
Further, since oil-adding mechanism 40 has sufficient oil suction power, thus the oil sealing amount needed for it is less, so as to reduce oil sump
The height of lubricating oil in 110, so as to be effectively prevented from the generation that rotor 320 stirs oily problem.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described
Structure, material or feature are contained at least one embodiment of the present invention or example.In this manual, to above-mentioned term
Schematic representation is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can in an appropriate manner be combined in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (10)
1. a kind of compressor, it is characterised in that including：
There is oil sump in housing, the housing；
Compression mechanism with lubricant passage way, the compression mechanism is located in the housing, and the compression mechanism includes at least one
Individual cylinder, bent axle, piston and slide plate, the piston jacket is on the eccentric part of the bent axle and positioned at the cylinder chamber of the cylinder
Interior, the slide plate is reciprocally located in the vane slot of the cylinder, and the vane slot is formed as the variable oil-feed of internal pressure
Space；
Electric machine assembly, the electric machine assembly is located in the housing, the electric machine assembly include stator and rotor, the rotor with
The bent axle is connected to drive the crank rotation, and the side of the neighbouring compression mechanism of the rotor is provided with balance weight；
Oil-adding mechanism, the oil-adding mechanism includes shell, communicating pipe, fuel sucking pipe and switch piece, and the shell is located at the compression
On the outside of mechanism and one end of the bent axle is extend into the shell, is oiled in the shell provided with demarcation strip with limiting first
Chamber and the second upper oil cavitie, the demarcation strip are provided with the first oil-through-hole, and second upper oil cavitie is connected with the lubricant passage way, institute
State and be connected respectively with the vane slot and first upper oil cavitie communicating pipe, the fuel sucking pipe respectively with first upper oil cavitie and
The oil sump is connected, and the switch piece includes body and balance plugging block, is enclosed on the bent axle outside the body and provided with the
Two oil-through-holes, the body is being rotated such that second oil-through-hole and first oil-through-hole just pair or deviateed, the balance
Plugging block, which is set, to be blocked to be rotated with the body on the body or opens the fuel sucking pipe, the balance plugging block and
The eccentric part is distributed in the radially opposite sides of the pivot center of the bent axle, the balance weight and the balance plugging block coordinate with
Balance the eccentric mass of the eccentric part and the piston.
2. compressor according to claim 1, it is characterised in that the balance plugging block is formed as arc-shaped structure.
3. compressor according to claim 2, it is characterised in that the central angle of the balance plugging block is 180 °.
4. compressor according to claim 1, it is characterised in that the balance plugging block is formed in one with the body
Part.
5. compressor according to claim 1, it is characterised in that first oil-through-hole is formed as circular hole, described second
Oil-through-hole is formed as the arcuate socket along the direction of rotation extension of the body.
6. compressor according to claim 1, it is characterised in that the internal diameter M0 and the fuel sucking pipe of first oil-through-hole
Internal diameter M1 between meet following relation：0.8M0≤M1≤1.2M0.
7. compressor according to claim 1, it is characterised in that the internal diameter M0 of first oil-through-hole and the communicating pipe
Internal diameter M2 between meet following relation：0.8M0≤M2≤1.2M0.
8. compressor according to claim 1, it is characterised in that the side of the shell is opened wide, the shell is opened wide
Side is located in the compression mechanism to block the open side of the shell by the compression mechanism.
9. compressor according to claim 1, it is characterised in that the two ends of the vane slot extend to the phase of the cylinder
On offside wall, the opposing sidewalls of the cylinder are provided with the sealing plate for the both ends open for being used to close the vane slot.
10. the compressor according to any one of claim 1-9, it is characterised in that the lubricant passage way includes being formed
Central flow path and multiple branch flow passages in the bent axle, each branch flow passage are connected and extended to the central flow path
On the periphery wall of the bent axle, the open-ended of the central flow path connects with second upper oil cavitie.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633010.2A CN107165828A (en) | 2017-07-28 | 2017-07-28 | Compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633010.2A CN107165828A (en) | 2017-07-28 | 2017-07-28 | Compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107165828A true CN107165828A (en) | 2017-09-15 |
Family
ID=59817610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710633010.2A Pending CN107165828A (en) | 2017-07-28 | 2017-07-28 | Compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107165828A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848134A (en) * | 2019-11-07 | 2020-02-28 | 珠海格力节能环保制冷技术研究中心有限公司 | A rotary mechanical pump oil structure, a compressor pump oil structure and a rotary compressor |
| CN116181781A (en) * | 2023-03-03 | 2023-05-30 | 青岛海尔空调器有限总公司 | Assembly method of crankshaft assembly, pump body assembly and pump body assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85103401A (en) * | 1985-04-17 | 1986-10-15 | 三菱电机株式会社 | Improvement of Lubrication of Sliding Vane of Rotary Compressor |
| CN87106599A (en) * | 1986-09-30 | 1988-04-27 | 巴西压缩机企业有限公司 | Horizontal crankshaft hermetic compressor |
| JP2001073976A (en) * | 1999-08-31 | 2001-03-21 | Sanyo Electric Co Ltd | Internal intermediate pressure type two-stage compression type rotary compressor |
| CN106907323A (en) * | 2017-04-26 | 2017-06-30 | 广东美芝精密制造有限公司 | Compressor |
| CN206972546U (en) * | 2017-07-28 | 2018-02-06 | 广东美芝制冷设备有限公司 | Compressor |
-
2017
- 2017-07-28 CN CN201710633010.2A patent/CN107165828A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85103401A (en) * | 1985-04-17 | 1986-10-15 | 三菱电机株式会社 | Improvement of Lubrication of Sliding Vane of Rotary Compressor |
| CN87106599A (en) * | 1986-09-30 | 1988-04-27 | 巴西压缩机企业有限公司 | Horizontal crankshaft hermetic compressor |
| JP2001073976A (en) * | 1999-08-31 | 2001-03-21 | Sanyo Electric Co Ltd | Internal intermediate pressure type two-stage compression type rotary compressor |
| CN106907323A (en) * | 2017-04-26 | 2017-06-30 | 广东美芝精密制造有限公司 | Compressor |
| CN206972546U (en) * | 2017-07-28 | 2018-02-06 | 广东美芝制冷设备有限公司 | Compressor |
Non-Patent Citations (1)
| Title |
|---|
| 国务院学位委员会办公室: "《同等学力人员申请硕士学位 动力工程及工程热物理 学科综合水平全国统一考试大纲及指南》", 28 February 2000, 高等教育出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848134A (en) * | 2019-11-07 | 2020-02-28 | 珠海格力节能环保制冷技术研究中心有限公司 | A rotary mechanical pump oil structure, a compressor pump oil structure and a rotary compressor |
| CN116181781A (en) * | 2023-03-03 | 2023-05-30 | 青岛海尔空调器有限总公司 | Assembly method of crankshaft assembly, pump body assembly and pump body assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8801397B2 (en) | Compressor | |
| KR101213995B1 (en) | Scroll machine having counterweights with changeable cavity | |
| CN103452845B (en) | Rotary compressor | |
| CN206972546U (en) | Compressor | |
| CN107165828A (en) | Compressor | |
| CN103410736B (en) | Low backpressure rotary compressor and there is its chiller plant | |
| KR890000052B1 (en) | Scroll-type fluid transfering machine with intake port and second intake passage | |
| CN203500015U (en) | Crankshaft for rotary compressor and rotary compressor with crankshaft | |
| KR101447039B1 (en) | Scroll compressor | |
| CN106907323B (en) | Compressor | |
| US5215452A (en) | Compressor having an oil pump ring associated with the orbiting shaft | |
| CN203548211U (en) | Rotary compressor | |
| JP6114752B2 (en) | Compressor | |
| KR20130003961A (en) | Scroll compressor | |
| CN203404088U (en) | Low-backpressure rotary compressor and refrigeration equipment provided with same | |
| CN206708006U (en) | Compressor | |
| JPH11324944A (en) | Scroll compressor | |
| CN112412792B (en) | Compressor and refrigeration cycle device with same | |
| CN207795567U (en) | Screw compressor | |
| KR100299589B1 (en) | Fluid appatus | |
| KR100854744B1 (en) | Crankshaft oil supply structure of hermetic compressor | |
| CN103375407B (en) | A kind of scroll compressor | |
| KR101738454B1 (en) | Hermetic compressor | |
| KR100343732B1 (en) | Driving device for scroll compressor | |
| CN103438001A (en) | Rotary compressor and refrigeration circulating device provided with rotary compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |
|
| RJ01 | Rejection of invention patent application after publication |