CN107524600A - Pump assembly and there is its compressor - Google Patents
Pump assembly and there is its compressor Download PDFInfo
- Publication number
- CN107524600A CN107524600A CN201710917418.2A CN201710917418A CN107524600A CN 107524600 A CN107524600 A CN 107524600A CN 201710917418 A CN201710917418 A CN 201710917418A CN 107524600 A CN107524600 A CN 107524600A
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- China
- Prior art keywords
- flange
- pump assembly
- rolling element
- bearing
- liquid
- Prior art date
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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
-
- 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
- F04C29/023—Lubricant distribution through a hollow driving shaft
-
- 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
- F04C29/04—Heating; Cooling; Heat insulation
- F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
-
- 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
- F04C18/344—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 inner member
- F04C18/3441—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 inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
-
- 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
- F04C2240/00—Components
- F04C2240/10—Stators
-
- 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
- F04C29/025—Lubrication; Lubricant separation using a lubricant pump
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention provides a kind of pump assembly and there is its compressor.Wherein, pump assembly includes：There is flange feed liquor structure and flange to go out liquid structure for flange, flange；Bearing-type cylinder, bearing-type cylinder have rolling element accommodating cavity, and lubricant medium is lubricated by flange feed liquor structure to the rolling element in rolling element accommodating cavity, and go out the discharge of liquid structure from flange.Present invention efficiently solves pump assembly in the prior art in the process of running to bearing-type cylinder lubrication deficiency, cooling it is insufficient the problem of.
Description
Technical field
The present invention relates to Compressor Technology field, in particular to a kind of pump assembly and has its compressor.
Background technology
Traditional rotary blade type compressor air-breathing and exhaust structure are arranged in the side of cylinder, but due in slide plate head and cylinder
The abrasion of wall is more serious, causes the mechanical consumption of compressor bigger than normal, and overall efficiency is poor, even causes inordinate wear when serious
Deng integrity problem.
In the prior art, in order to solve the above problems, in cylinder inner wall increase rolling element and inner ring structure (similar rolling
Son) form bearing-type cylinder so that and the sliding motion between slide plate head and inner ring inwall is converted between inner ring and rolling element
Rolling movement, and then reduce pump assembly mechanical consumption, improve compressor efficiency.
However, in pump assembly running, said structure easily cause rolling element friction caused by heat can not be timely
Discharge, pump assembly long-play easily causes the temperature of rolling element to raise and reduce the reliability of bearing-type cylinder, and temperature
The high inwall that can cause compression process middle (center) bearing formula cylinder is spent by excessive heat, causes compressor efficiency to be deteriorated.It is meanwhile above-mentioned
The rolling element of pump assembly carries out direct friction between running and bearing-type cylinder inner wall, easily causes adhesive wear
Deng causing pump assembly operation exception.
The content of the invention
It is a primary object of the present invention to provide a kind of pump assembly and there is its compressor, to solve in the prior art
The problem of pump assembly is insufficient to bearing-type cylinder lubrication, cooling is insufficient in the process of running.
To achieve these goals, according to an aspect of the invention, there is provided a kind of pump assembly, including：Flange, method
There is orchid flange feed liquor structure and flange to go out liquid structure；Bearing-type cylinder, bearing-type cylinder have rolling element accommodating cavity, and lubrication is situated between
Matter is lubricated by flange feed liquor structure to the rolling element in rolling element accommodating cavity, and goes out the discharge of liquid structure from flange.
Further, flange is upper flange.
Further, bearing-type cylinder also has axially extending bore, and flange goes out liquid structure and connected with axially extending bore, and rolling element holds
The lubricant medium for putting intracavitary flows to flange by axially extending bore and goes out liquid structure.
Further, flange includes：There is flange feed liquor structure and flange to go out liquid structure for upper flange, upper flange；Lower flange,
Bearing-type cylinder is arranged between upper flange and lower flange, and lower flange had flow structure, and rolling element accommodating cavity passes through excessively stream knot
Structure connects with axially extending bore.
Further, bearing-type cylinder also includes：Outer ring, axially extending bore are arranged on outer ring；Inner ring, inner ring are arranged on outer
Form in circle and between rolling element accommodating cavity.
Further, upper flange also has upper flange liquid storage structure, upper flange liquid storage structure and flange feed liquor fabric connectivity
And go out liquid structure with flange and isolate.
Further, upper flange liquid storage structure is liquid storage annular groove or liquid storage arc groove, and liquid storage annular groove or liquid storage arc groove are positioned at upper
On the end face towards bearing-type cylinder side of flange, and the upper end pair of liquid storage annular groove or liquid storage arc groove and rolling element accommodating cavity
Connect.
Further, flange feed liquor structure is the feed pathway being arranged in upper flange；Flange goes out liquid structure to be arranged on
Liquid outlet groove or liquid outlet channel on upper flange, and liquid outlet groove is located on the end face towards bearing-type cylinder side of upper flange.
Further, the bearing of trend of liquid outlet groove and the bearing of trend of feed pathway are set in angle.
Further, crossing flow structure includes the excessively stream annular groove on the end face towards bearing-type cylinder side of lower flange
With logical liquid bath, and excessively stream annular groove is docked with the lower end of rolling element accommodating cavity, and excessively stream annular groove is connected by logical liquid bath with axially extending bore.
Further, projection of the axially extending bore in lower flange is located in logical liquid bath.
Further, pump assembly also includes rotating shaft, and rotating shaft is located in bearing-type cylinder, and rotating shaft has what is be sequentially connected with
Center oilhole and radial direction oil hole, radial direction oil hole and flange feed liquor fabric connectivity.
According to another aspect of the present invention, there is provided a kind of compressor, including above-mentioned pump assembly.
Apply the technical scheme of the present invention, in pump assembly running, lubricant medium enters from flange feed liquor structure
Rolling element accommodating cavity, and the rolling element in rolling element accommodating cavity is lubricated, cooled down, complete lubricant medium after lubrication, cooling
Go out the discharge of liquid structure from the flange connected with rolling element accommodating cavity.So, in above process, rolling element can be by lubricant medium
Fully covering, lubricant medium can not only be fully lubricated rolling element, additionally it is possible to will be rolled in pump assembly running
Caused heat is taken away on kinetoplast, and cooling down operation is realized to rolling element.
Pump assembly in the application can realize the sufficient lubrication of rolling element, cooling, and then reduce the machine of pump assembly
Tool power consumption, the service behaviour of pump assembly is lifted, improve operating efficiency.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the sectional view of the embodiment of the pump assembly according to the present invention；
Fig. 2 shows enlarged diagram at the A of the pump assembly in Fig. 1；
Fig. 3 shows the top view of the bearing-type cylinder in Fig. 1；
Fig. 4 shows the upward view of the upper flange in Fig. 1；
Fig. 5 shows the top view of the lower flange in Fig. 1；And
Fig. 6 shows the sectional view of the embodiment of the compressor according to the present invention.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
11st, flange feed liquor structure；12nd, flange goes out liquid structure；13rd, upper flange；131st, upper flange liquid storage structure；14th, laxative remedy
It is blue；141st, flow structure is crossed；141a, excessively stream annular groove；141b, logical liquid bath；20th, bearing-type cylinder；21st, rolling element accommodating cavity；22nd, roll
Kinetoplast；23rd, axially extending bore；24th, outer ring；25th, inner ring；30th, rotating shaft；31st, center oilhole；32nd, radial direction oil hole；40th, slide plate；50、
Knockout part；60th, housing unit；70th, electric machine assembly；80th, pump assembly；90th, cover assembly；100th, lower cover and installing plate.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is pointed out that unless otherwise specified, all technologies used in this application and scientific terminology has and the application
The identical meanings that person of an ordinary skill in the technical field is generally understood that.
In the present invention, in the case where not making opposite explanation, the noun of locality used is typically directed to accompanying drawing as " upper and lower "
For shown direction, or on vertical, vertical or gravity direction；Similarly, for ease of understanding and retouch
State, " left and right " is typically for shown in the drawings left and right；" inside and outside " refers to the inside and outside of the profile relative to each part in itself,
But the above-mentioned noun of locality is not intended to limit the invention.
It is insufficient to bearing-type cylinder lubrication, cooling deficiency in the process of running in order to solve pump assembly in the prior art
Problem, this application provides a kind of pump assembly and there is its compressor.
As shown in Figure 1 to Figure 3, pump assembly includes flange and bearing-type cylinder 20.Wherein, flange has flange feed liquor knot
Structure 11 and flange go out liquid structure 12.Bearing-type cylinder 20 has rolling element accommodating cavity 21, and lubricant medium passes through flange feed liquor structure
Rolling element 22 in 11 pairs of rolling element accommodating cavities 21 is lubricated, and is gone out liquid structure 12 from flange and discharged.
Apply the technical scheme of the present invention, in pump assembly running, lubricant medium enters from flange feed liquor structure 11
Enter rolling element accommodating cavity 21, and the rolling element 22 in rolling element accommodating cavity 21 is lubricated, cooled down, after completing lubrication, cooling
Lubricant medium goes out liquid structure 12 from the flange connected with rolling element accommodating cavity 21 and discharged.So, in above process, rolling element 22
Can fully it be covered by lubricant medium, lubricant medium can not only be fully lubricated rolling element 22, additionally it is possible to by the pump housing
Caused heat is taken away on rolling element 22 during assembly operating, and cooling down operation is realized to rolling element 22.
Pump assembly in the present embodiment can realize the sufficient lubrication of rolling element 22, cooling, and then reduce pump assembly
Mechanical consumption, lift the service behaviour of pump assembly, improve operating efficiency.
As shown in figure 1, flange is upper flange 13.Specifically, bearing-type cylinder 20 is arranged on the lower section of upper flange 13, then moistens
Sliding medium enters to rolling element accommodating cavity 21 from the flange feed liquor structure 11 of upper flange 13, and lubrication, cooling are completed to rolling element 22
Go out liquid structure 12 from the flange of upper flange afterwards to discharge.So, lubricant medium holds from the top of bearing-type cylinder 20 into rolling element
Chamber 21 is put, is discharged again from the top of bearing-type cylinder 20 after completing lubrication, cooling, " U-shaped " runner is formed in pump assembly, it is real
The now sufficient lubrication and cooling to rolling element 22, and then make it that lubricant medium is more abundant to the lubrication of rolling element 22, cooling, increases
The lubricant effect of strong lubricant medium.
Alternatively, lubricant medium is lubricating fluid.So, lubricating fluid can flow in above-mentioned " U-shaped " runner, then rolling element
22 completely can be immersed in lubricating fluid, and then lift the lubrication of lubricant medium, cooling effect.Alternatively, lubricating fluid can be with
For the lubricating fluid such as lubricating oil or water, emulsion.
As shown in figure 3, bearing-type cylinder 20 also has axially extending bore 23, flange goes out liquid structure 12 and connected with axially extending bore 23
Logical, the lubricant medium in rolling element accommodating cavity 21 flows to flange by axially extending bore 23 and goes out liquid structure 12.So, axially extending bore 23
Setting make it that flowing of the lubricant medium in pump assembly is more smooth, promote circulation of the lubricant medium in pump assembly,
Ensure rolling element 22 by sufficient lubrication, cooling.The structure of said structure is simple, is easily worked.
Specifically, in pump assembly running, lubricant medium enters to from the flange feed liquor structure 11 of upper flange 13
Rolling element accommodating cavity 21, after lubrication, cooling are completed to rolling element 22, go out liquid structure from the flange of upper flange via axially extending bore 23
12 are expelled to outside pump assembly, and then make it that lubricant passage way is more smooth.
As depicted in figs. 1 and 2, flange includes upper flange 13 and lower flange 14.Wherein, upper flange 13 has flange feed liquor knot
Structure 11 and flange go out liquid structure 12.Bearing-type cylinder 20 is arranged between upper flange 13 and lower flange 14, and lower flange 14 had
Flow structure 141, rolling element accommodating cavity 21 are connected by crossing flow structure 141 with axially extending bore 23.The structure of said structure is simple, holds
Easy processing machine assembles.
Specifically, in pump assembly running, lubricant medium enters to from the flange feed liquor structure 11 of upper flange 13
Rolling element accommodating cavity 21, after lubrication, cooling are completed to rolling element 22, flow on lower flange 14 what is connected with rolling element accommodating cavity 21
Flow structure 141 is crossed, going out liquid structure 12 from the flange of upper flange via axially extending bore 23 afterwards is expelled to outside pump assembly, not only
Rolling element 22 can be realized and lubricated, so repeatedly, lubricant medium can also take away the heat on rolling element 22 for circulation, realize
The cooling of pump assembly, the service behaviour of pump assembly is improved, reduce energy loss.
As shown in Figure 1 to Figure 3, bearing-type cylinder 20 also includes outer ring 24 and inner ring 25.Wherein, axially extending bore 23 is arranged on
On outer ring 24.Inner ring 25 is arranged in outer ring 24 and forms rolling element accommodating cavity 21 between.So, above-mentioned setting can
Ensure that axially extending bore 23 is arranged at intervals with rolling element accommodating cavity 21, progress can realize " U-shaped " runner, promote the stream of lubricant medium
Dynamic, circulation, lift the lubricant effect of lubricant medium.
As shown in Figure 2 and Figure 4, upper flange 13 also has upper flange liquid storage structure 131, upper flange liquid storage structure 131 and method
Blue feed liquor structure 11, which connects and goes out liquid structure 12 with flange, isolates.So, the lubricant medium in flange feed liquor structure 11 can enter
Enter in upper flange liquid storage structure 131, then the lubricant medium in upper flange liquid storage structure 131 can reduce the interior of bearing-type cylinder 20
Circle 25 and upper flange 13 between abrasion so that contact surface therebetween is preferably lubricated, improve upper flange 13 with it is interior
The abrasion condition of circle 25, extend the service life of pump assembly.
As shown in figure 4, upper flange liquid storage structure 131 is liquid storage annular groove, liquid storage annular groove be located at upper flange 13 towards bearing
On the end face of the side of formula cylinder 20, and liquid storage annular groove docks with the upper end of rolling element accommodating cavity 21.Lubrication in liquid storage annular groove is situated between
Matter can enter to rolling element accommodating cavity 21, and the rolling element 22 in rolling element accommodating cavity 21 is lubricated, cooled down.So,
The lubricant medium that rolling element 22 can not only be flowed out from flange feed liquor structure 11 lubricates, cooling, additionally it is possible to by upper flange liquid storage
Lubricant medium lubrication in structure 131 so that rolling element 22 can be by sufficient lubrication, cooling, and then improves the profit of " U-shaped " runner
Sliding, cooling effect, extend the service life of bearing-type cylinder 20, improve its operating efficiency.The structure of liquid storage annular groove is simple, easily
Processing.
In the accompanying drawings in unshowned other embodiment, upper flange liquid storage structure is liquid storage arc groove, and liquid storage arc groove is located at
On the end face towards bearing-type cylinder side of upper flange, and liquid storage arc groove docks with the upper end of part rolling element accommodating cavity.Storage
Lubricant medium in liquid arc groove can enter to rolling element accommodating cavity, and the rolling element in rolling element accommodating cavity is lubricated,
Cooling.The structure of said structure is simple, is easily worked.
It should be noted that the cross sectional shape of liquid storage annular groove can select according to actual conditions, such as rectangle or semicircle etc..
As depicted in figs. 1 and 2, in the present embodiment, flange feed liquor structure 11 is that the feed liquor being arranged in upper flange 13 leads to
Road.It is to be arranged on liquid outlet groove on upper flange 13 that flange, which goes out liquid structure 12, and liquid outlet groove be located at upper flange 13 towards bearing-type
On the end face of the side of cylinder 20.In order to simplify the processing technology of upper flange 13 so that the processing of flange feed liquor structure 11 is more held
Easily, can be using tight as flange feed liquor structure 11, then unnecessary processing hole using the processing feed pathway directly in upper flange 13
Firmware is sealed.So, above-mentioned sealing means are relatively simple, will not cause the malformation of upper flange 13.
Specifically, after lubricant medium completes lubrication, cooling in the rolling element accommodating cavity 21, via axially extending bore 23 from upper method
Liquid outlet groove on orchid 13 is expelled to outside pump assembly.The structure of liquid outlet groove is simple, is easily worked, and reduces the work of staff
Intensity.
It should be noted that flange goes out the structure not limited to this of liquid structure 12, as long as can be by rolling element accommodating cavity 21
Lubricant medium discharge.Alternatively, it can also be liquid outlet channel that flange, which goes out liquid structure 12, if with flange feed liquor structure 11
And upper flange liquid storage structure 131 does not connect.
It should be noted that the sealing means not limited to this in unnecessary processing hole.Alternatively, using welding manner to unnecessary
Processing hole sealed.
In the accompanying drawings in unshowned other embodiment, it is that the liquid that goes out being arranged in upper flange leads to that flange, which goes out liquid structure,
Road, in order to simplify processing technology so that the processing that flange goes out liquid structure is more prone to, using directly processing liquid in upper flange
Passage, and liquid outlet channel does not connect with flange feed liquor structure and upper flange liquid storage structure.
As shown in figure 4, the bearing of trend of liquid outlet groove and the bearing of trend of feed pathway are set in angle.So, liquid outlet groove
Not only cause the processing of upper flange 13 to be more prone to the stagger setting of feed pathway, and can ensure that the structure of upper flange 13 is strong
Degree, prevent the phenomenon that lubricant medium pressure itself damages upper flange 13, extend the service life of upper flange 13.
It should be noted that the bearing of trend of liquid outlet groove and the bearing of trend of feed pathway can also be arranged in parallel, as long as
It can ensure that liquid outlet groove can not connect with feed pathway, upper flange liquid storage structure.Alternatively, liquid outlet groove face feed liquor leads to
Road is set, and positioned at the lower section of feed pathway.
As shown in Figure 1, Figure 2 and shown in Fig. 5, crossing flow structure 141 is included positioned at lower flange 14 towards bearing-type cylinder 20 side
End face on excessively stream annular groove 141a and logical liquid bath 141b, and excessively stream annular groove 141a docks with the lower end of rolling element accommodating cavity 21,
Excessively stream annular groove 141a is connected by logical liquid bath 141b with axially extending bore 23.The structure of said structure is simple, is easily worked, and causes
The circulation of lubricant medium is more smooth.
Specifically, excessively stream annular groove 141a is first flowed into the lubricant medium in rolling element accommodating cavity 21, and passes through excessively stream ring
Groove 141a enters logical liquid bath 141b, then goes out liquid structure 12 from flange via axially extending bore 23 and be expelled to outside pump assembly.So,
Above-mentioned setting can ensure that the lubricant medium in rolling element accommodating cavity 21 may not flow into the other structures of pump assembly, realize profit
Sliding medium is recycled.
It should be noted that excessively stream annular groove 141a cross sectional shape can select according to actual conditions, such as rectangle or semicircle
Shape etc..
In the present embodiment, projection of the axially extending bore 23 in lower flange 14 is located in logical liquid bath 141b.So, it is above-mentioned to set
The smooth circulation of lubricant medium can be ensured by putting, and after make it that lubricant medium smoothly enters in axially extending bore 23 in logical liquid bath 141b
Go out liquid structure 12 from flange to discharge.
As shown in figure 1, pump assembly also includes rotating shaft 30, rotating shaft 30 is located in bearing-type cylinder 20, and rotating shaft 30 has
The center oilhole 31 and radial direction oil hole 32 being sequentially connected with, radial direction oil hole 32 connect with flange feed liquor structure 11.So, pump assembly
Using inner flow passage structure type, i.e., by way of setting runner the inside of bearing-type cylinder 20 and surrounding components, Ke Yijie
Province's part simultaneously simplifies pipeline connection, is deformed caused by when evading the arrangement, occupancy size and exterior line welding of exterior line
The problems such as.
Specifically, lubricant medium enters pump assembly by the center oilhole 31 of rotating shaft 30, afterwards from center oilhole 31
The radial direction oil hole 32 of connection enters in flange feed liquor structure 11, with realize lubricant medium upper flange 13, bearing-type cylinder 20 and
Circulating in lower flange 14, so pump assembly is lubricated, cool operation, improve pump assembly work effect
Rate, runnability.
As shown in fig. 6, present invention also provides a kind of compressor, including above-mentioned pump assembly.Alternatively, compressor is
Sliding-vane compressor.The compressor includes knockout part 50, housing unit 60, electric machine assembly 70, pump assembly 80, upper lid group
Part 90 and lower cover and installing plate 100.Wherein, knockout part 50 is arranged on the outside of housing unit 60, and cover assembly 90 assembles
In the upper end of housing unit 60, lower cover and installing plate 100 are assemblied in the lower end of housing unit 60, electric machine assembly 70 and pump assembly
80 are respectively positioned on the inside of housing unit 60, and electric machine assembly 70 is arranged on the top of pump assembly 80.The pump assembly of compressor
80 include above-mentioned upper flange 13, lower flange 14, bearing-type cylinder 20 and rotating shaft 30.
As depicted in figs. 1 and 2, slide plate 40 is arranged at the eccentric part of rotating shaft 30.When compressor starts are run, group of motors
Part 70 drives rotating shaft 30 to be rotated, and slide plate 40 stretches out under the centrifugal action of eccentric part from vane slot, and and bearing-type
The internal face contact of the inner ring 25 of cylinder 20.With the even running of compressor, slide plate 40 starts to do reciprocal fortune in vane slot
Dynamic, the head of slide plate 40 contacts with the internal face of the inner ring 25 of bearing-type cylinder 20, and drives inner ring 25 to be rotated.Three cunnings
Whole moon teeth cavity is divided into three independent chambers by piece 40 with inner ring 25, and these three chambers periodically expand, reduced, so as to real
The air-breathing of existing compressor, exhaust.In compressor motion process, slide plate 40 forms the space of a closing with vane slot, i.e., sliding
Piece back pressure cavity, slide plate back pressure cavity also have three, and the amplification and diminution of property service cycle with compressor.
Specifically, as shown in figure 1, the bottom of rotating shaft 30 drives the rotation of oil pump (not shown), the bottom insertion of oil pump
In oil sump, pump oil is realized in oil pump rotation, then the oil in oil sump enters the center oilhole 31 of rotating shaft 30, center oilhole 31 by oil pump
Back pressure effect caused by the centrifugal force and oil pump that interior oil is rotated by rotating shaft 30 enters flange feed liquor by radial direction oil hole 32
Structure 11, and rolling element accommodating cavity 21 is entered to by flange feed liquor structure 11, after lubrication, cooling are completed to rolling element 22, stream
Enter the flow structure 141 excessively connected on lower flange 14 with rolling element accommodating cavity 21, afterwards the method via axially extending bore 23 from upper flange
Orchid goes out liquid structure 12 and is expelled to outside pump assembly, then lubricating oil is again introduced into oil sump, to realize next oil circulation.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：
Apply the technical scheme of the present invention, in pump assembly running, lubricant medium enters from flange feed liquor structure
Rolling element accommodating cavity, and the rolling element in rolling element accommodating cavity is lubricated, cooled down, complete lubricant medium after lubrication, cooling
Go out the discharge of liquid structure from the flange connected with rolling element accommodating cavity.So, in above process, rolling element can be by lubricant medium
Fully covering, lubricant medium can not only be fully lubricated rolling element, additionally it is possible to will be rolled in pump assembly running
Caused heat is taken away on kinetoplast, and cooling down operation is realized to rolling element.Pump assembly in the application can realize rolling element
Sufficient lubrication, cooling, and then the mechanical consumption of pump assembly is reduced, the service behaviour of pump assembly is lifted, improves operating efficiency.
Obviously, above-mentioned described embodiment only a part of embodiment of the present invention, rather than whole embodiments.
Based on the embodiment in the present invention, those of ordinary skill in the art are obtained all under the premise of creative work is not made
Other embodiment, it should all belong to the scope of protection of the invention.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, work, device, component and/or combinations thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use
Data can exchange in the appropriate case, so that presently filed embodiment described herein can be with except illustrating herein
Or the order beyond those of description is implemented.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (13)
- A kind of 1. pump assembly, it is characterised in that including：There is flange feed liquor structure (11) and flange to go out liquid structure (12) for flange, the flange；Bearing-type cylinder (20), the bearing-type cylinder (20) have rolling element accommodating cavity (21), and lubricant medium passes through the method Blue feed liquor structure (11) is lubricated to the rolling element (22) in the rolling element accommodating cavity (21), and goes out liquid knot from the flange Structure (12) is discharged.
- 2. pump assembly according to claim 1, it is characterised in that the flange is upper flange (13).
- 3. pump assembly according to claim 1, it is characterised in that the bearing-type cylinder (20) also has axially extending bore (23), the flange goes out liquid structure (12) and connected with the axially extending bore (23), the lubrication in the rolling element accommodating cavity (21) Medium flows to the flange by the axially extending bore (23) and goes out liquid structure (12).
- 4. pump assembly according to claim 3, it is characterised in that the flange includes：There is the flange feed liquor structure (11) and the flange to go out liquid structure (12) for upper flange (13), the upper flange (13)；Lower flange (14), the bearing-type cylinder (20) are arranged between the upper flange (13) and the lower flange (14), institute Stating lower flange (14) had a flow structure (141), the rolling element accommodating cavity (21) by it is described cross flow structure (141) with it is described Axially extending bore (23) connects.
- 5. pump assembly according to claim 4, it is characterised in that the bearing-type cylinder (20) also includes：Outer ring (24), the axially extending bore (23) are arranged on the outer ring (24)；Inner ring (25), the inner ring (25) are arranged in the outer ring (24) and form the rolling element accommodating cavity between (21)。
- 6. pump assembly according to claim 5, it is characterised in that the upper flange (13) also has upper flange liquid storage knot Structure (131), the upper flange liquid storage structure (131) connect with the flange feed liquor structure (11) and go out liquid structure with the flange (12) isolate.
- 7. pump assembly according to claim 6, it is characterised in that the upper flange liquid storage structure (131) is liquid storage ring Groove or liquid storage arc groove, the liquid storage annular groove or the liquid storage arc groove are located at the direction bearing-type cylinder of the upper flange (13) (20) on the end face of side, and the liquid storage annular groove or the liquid storage arc groove and the upper end pair of the rolling element accommodating cavity (21) Connect.
- 8. pump assembly according to claim 4, it is characterised in that the flange feed liquor structure (11) is described to be arranged on Feed pathway in upper flange (13)；The flange go out liquid structure (12) be arranged on liquid outlet groove on the upper flange (13) or Liquid outlet channel, and the liquid outlet groove is located on the end face of direction bearing-type cylinder (20) side of the upper flange (13).
- 9. pump assembly according to claim 8, it is characterised in that the bearing of trend of the liquid outlet groove leads to the feed liquor The bearing of trend in road is set in angle.
- 10. pump assembly according to claim 4, it is characterised in that the flow structure (141) of crossing is included under described Excessively stream annular groove (141a) and logical liquid bath (141b) on the end face of direction bearing-type cylinder (20) side of flange (14), and The excessively stream annular groove (141a) is docked with the lower end of the rolling element accommodating cavity (21), and the excessively stream annular groove (141a) is by described Logical liquid bath (141b) connects with the axially extending bore (23).
- 11. pump assembly according to claim 10, it is characterised in that the axially extending bore (23) is in the lower flange (14) projection in is located in the logical liquid bath (141b).
- 12. pump assembly according to claim 1, it is characterised in that the pump assembly also includes rotating shaft (30), described Rotating shaft (30) is located in the bearing-type cylinder (20), and the rotating shaft (30) has the center oilhole (31) being sequentially connected with and footpath To oilhole (32), the radial direction oil hole (32) connects with the flange feed liquor structure (11).
- 13. a kind of compressor, it is characterised in that including the pump assembly any one of claim 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710917418.2A CN107524600A (en) | 2017-09-29 | 2017-09-29 | Pump assembly and there is its compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710917418.2A CN107524600A (en) | 2017-09-29 | 2017-09-29 | Pump assembly and there is its compressor |
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| Publication Number | Publication Date |
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| CN107524600A true CN107524600A (en) | 2017-12-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710917418.2A Pending CN107524600A (en) | 2017-09-29 | 2017-09-29 | Pump assembly and there is its compressor |
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| Country | Link |
|---|---|
| CN (1) | CN107524600A (en) |
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| CN109026715A (en) * | 2018-08-21 | 2018-12-18 | 珠海格力节能环保制冷技术研究中心有限公司 | The pump housing and compressor with it |
| WO2020042434A1 (en) * | 2018-08-31 | 2020-03-05 | 珠海格力节能环保制冷技术研究中心有限公司 | Bearing assembly and compressor comprising same |
| US20220034323A1 (en) * | 2019-02-27 | 2022-02-03 | Gree Electric Appliances, Inc. Of Zhuhai | Pumping assembly, compressor and air conditioning equipment |
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| EP3842651A4 (en) * | 2018-08-21 | 2021-10-20 | Gree Electric Appliances, Inc. of Zhuhai | Pump body and compressor having same |
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| US11448219B2 (en) | 2018-08-21 | 2022-09-20 | Gree Electric Appliances, Inc. Of Zhuhai | Pump body with oil guide channel for lubricating between the end face of the inner ring and the contact face of the flange structure |
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| WO2020042434A1 (en) * | 2018-08-31 | 2020-03-05 | 珠海格力节能环保制冷技术研究中心有限公司 | Bearing assembly and compressor comprising same |
| JP2022516817A (en) * | 2018-08-31 | 2022-03-03 | グリー エレクトリック アプライアンス、インコーポレイテッド オブ チューハイ | Pump body assembly and compressor |
| US11454240B2 (en) | 2018-08-31 | 2022-09-27 | Gree Electric Appliances, Inc. Of Zhuhai | Pump body assembly and compressor |
| JP7329542B2 (en) | 2018-08-31 | 2023-08-18 | グリー エレクトリック アプライアンス、インコーポレイテッド オブ チューハイ | Pump body assembly and compressor |
| CN108930651A (en) * | 2018-08-31 | 2018-12-04 | 珠海格力电器股份有限公司 | Pump assembly and compressor |
| US11802589B2 (en) | 2018-08-31 | 2023-10-31 | Gree Green Refrigeration Technology Center Co., Ltd. Of Zhuhai | Bearing assembly and compressor with bearing assembly |
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| US11898562B2 (en) * | 2019-02-27 | 2024-02-13 | Gree Electric Appliances, Inc. Of Zhuhai | Pumping assembly, compressor and air conditioning equipment |
| US20220034323A1 (en) * | 2019-02-27 | 2022-02-03 | Gree Electric Appliances, Inc. Of Zhuhai | Pumping assembly, compressor and air conditioning equipment |
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