CN109595160A - Compressor - Google Patents
Compressor Download PDFInfo
- Publication number
- CN109595160A CN109595160A CN201710917671.8A CN201710917671A CN109595160A CN 109595160 A CN109595160 A CN 109595160A CN 201710917671 A CN201710917671 A CN 201710917671A CN 109595160 A CN109595160 A CN 109595160A
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- Prior art keywords
- cylinder
- segment
- section
- compressor
- internal diameter
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 40
- 230000008719 thickening Effects 0.000 claims abstract description 26
- 230000002093 peripheral effect Effects 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Classifications
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- 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
- F04C18/3562—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 the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
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- 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
-
- 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
- F04C2240/30—Casings or housings
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 compressors, the compressor includes compressor housing, cylinder part, compressor housing includes: along axially connected multistage, and in multistage at least one section in the radially corresponding with cylinder part of compressor housing and constitute cylinder reducer, cylinder part includes cylinder part ontology and thickening part, thickening part protrusion is arranged on the outer peripheral surface of cylinder part ontology, cylinder part has slide plate component slot, a part of slide plate component slot is provided on cylinder part ontology and another part is provided on thickening part, at least part of the inner peripheral surface of cylinder reducer is recessed to the direction far from compressor central axes to form recess portion, recess portion is used to accommodate at least part of thickening part.Compressor according to the present invention can effectively increase displacement volume, so that meeting bigger ability uses needs.
Description
Technical field
The present invention relates to Compressor Technology fields, in particular to a kind of compressor.
Background technique
The existing general shell structure of rotary compressor is all same diameter shell structure, that is, pump housing end housing diameter and electricity
Machine or bearing section diameter of the housing are identical, and the pump housing end housing center of circle and motor or the bearing piece housing center of circle are concentric.Using
With one heart, all relatively easy with the shell processing and assembly of diameter, but this shell is difficult to meet some high-performance compressors, thus
There are rooms for improvement.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of pressure
The shell of contracting machine, the compressor uses variable-diameter structure, so as to be designed as needed to different sections of shell structure.
Compressor according to an embodiment of the present invention includes compressor housing, cylinder part, and the compressor housing includes: along institute
State axially connected multistage, and in the multistage at least one section in the radially corresponding with the cylinder part of the compressor housing
And cylinder reducer is constituted, the cylinder part includes cylinder part ontology and thickening part, and the thickening part protrusion is arranged in the gas
On the outer peripheral surface of cylinder portion ontology, the cylinder part has slide plate component slot, and a part of the slide plate component slot is provided with described
On cylinder part ontology and another part is provided on the thickening part, at least part of the inner peripheral surface of the cylinder reducer to
For direction recess far from compressor central axes to form recess portion, the recess portion is used to accommodate at least part of the thickening part.
Compressor according to the present invention, by the way that compressor housing to be configured to multisection type shell structure in the axial direction, simultaneously
At least one section of internal diameter in multistage is different from other one section of internal diameter, so as to not increase cylinder height, does not increase
Increase displacement volume on the basis of motor or bearing section housing outer diameter, and then meets bigger ability and use needs.
The inner peripheral surface of compressor according to an embodiment of the invention, the cylinder reducer is integrally recessed to form annulus
The recess portion of formula.
Optionally, the center of circle of the cylinder reducer is overlapped with the inner circle center of circle of the cylinder part；Or the cylinder becomes
The inner circle center of circle bias of the relatively described cylinder part in the center of circle of diameter section is staggered.
Compressor according to an embodiment of the invention, a part of the inner peripheral surface of the cylinder reducer be periphery and
Another part recess is to form the local recess portion.
Optionally, the center of circle of described a part of the cylinder reducer is overlapped with the inner circle center of circle of the cylinder part；Or
The center of circle of described a part of cylinder reducer described in person is staggered with the inner circle center of circle bias of the cylinder part.
Further, a part of corresponding center of circle angle of the cylinder reducer is corresponding greater than described another part
Center of circle angle.
Compressor according to an embodiment of the invention, other one section in the multistage it is described radially correspond to described in
The base bearing of compressor and/or in the driving motor for radially corresponding to the compressor, the multistage it is described at least
One section of internal diameter is different from other one section of the internal diameter.
Further, the compressor housing includes: along first segment, second segment and the third section being axially connected, institute
It states first segment to be configured to correspond to the base bearing, the second segment and the third section are configured to correspond to two of the compressor
Cylinder part, and the second segment is configured to the cylinder reducer.
Optionally, the internal diameter of the first segment is greater than the internal diameter of the second segment, the internal diameter of the second segment
Size is greater than the internal diameter of the third section.
Optionally, the axial dimension of the first segment is less than the axial dimension of the second segment, the axial direction of the second segment
Size is less than the axial dimension of the third section.
Further, one end far from the first segment of the third section is closed by end cap.
Optionally, the compressor housing include: along axially connected first segment, second segment and the third section, it is described
First segment is configured to correspond to the base bearing and the driving motor, and the second segment and the third section are configured to described in correspondence
Two cylinder parts of compressor, the second segment and the third section are configured to the cylinder reducer.
Optionally, the internal diameter of the first segment is less than the internal diameter of the second segment, the internal diameter of the second segment
Size is less than the internal diameter of the third section.
Further, the open at one end far from the third section of the first segment, the third section far from described the
One section of open at one end.
Compressor according to an embodiment of the invention, the compressor include High Pressure Shell and low-pressure shell, the height
It is opened between pressure shell body and the low-pressure shell by high-low pressure divides, compression mechanism, institute is provided in the High Pressure Shell
Stating compression mechanism includes: two cylinder parts, supplementary bearing, base bearing and crankshaft, and the base bearing wears the high-low pressure demarcation plate,
One end that the crankshaft wears the base bearing and the crankshaft extend into the low-pressure shell and with the low-pressure shell
Interior driving motor is connected；Wherein the High Pressure Shell is the compressor housing.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the sectional view of compressor housing according to an embodiment of the present invention；
Fig. 2 is the sectional view of the compressor housing of another embodiment according to the present invention；
Fig. 3 is the sectional view of compressor housing according to yet another embodiment of the invention；
Fig. 4 is the assembling section of the compressor housing in Fig. 1；
Fig. 5 is the assembling section of the compressor housing in Fig. 2；
Fig. 6 is the assembling section of the compressor housing in Fig. 3；
Fig. 7 is the assembling sectional view of the compressor housing in Fig. 1；
Fig. 8 is the assembling sectional view of the compressor housing in Fig. 2；
Fig. 9 is the assembling sectional view of the compressor housing in Fig. 3；
Figure 10 is the sectional view of cylinder part according to an embodiment of the present invention.
Appended drawing reference:
Compressor housing 100, first segment 1, second segment 2, recess portion 21, third section 3, end cap 31, base bearing 4, driving motor
5, cylinder part 6, the first cylinder part 61, the second cylinder part 62, exhaust demarcation plate 63, sealing plate 64, cylinder part ontology 65, thickening part
66, slide plate component slot 67, slide plate 68, reset spring 69, High Pressure Shell 71, low-pressure shell 72, high-low pressure demarcation plate 73, supplementary bearing
8, crankshaft 9.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
"upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ", " radial direction ",
The orientation or positional relationship of instructions such as " circumferential directions " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description originally
Invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.In addition, define " first ", the feature of " second " can be with
Explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Compressor according to an embodiment of the present invention is described below with reference to Fig. 1-Figure 10.The compressor housing of the embodiment of the present invention
100 can be used for rotary compressor, and rotary compressor is that direct drive rotary-piston rotates, to complete to refrigerant
The compression of steam.
As shown in figs 1 to 6, compressor according to an embodiment of the present invention may include compressor housing 100 and cylinder part 6
(such as the first cylinder part 61 and the second cylinder part 62), wherein compressor housing 100 is multisection type shell along the axial structure of the shell
Body structure.Further, compressor housing 100 includes: along axially connected multistage, wherein at least one section in multistage (such as the
Two section 2 and third section 3) in the radially corresponding with cylinder part 6 of compressor housing 100 and constitute cylinder reducer.
Cylinder part 6 may include cylinder part ontology 65 and thickening part 66, and the protrusion of thickening part 66 is arranged in cylinder part ontology 65
Outer peripheral surface on, and connect with 65 rounding off of cylinder part ontology, further, cylinder part 6 can have slide plate component slot 67,
A part of slide plate component slot 67 is provided on cylinder part ontology 65 and another part is provided on thickening part 66, and is provided with gas
Slide plate component slot 67 on cylinder portion ontology 65 is connected with the slide plate component slot 67 being provided on thickening part 66, further, sliding
68 component of piece may include slide plate 68 and reset spring 69, and one end of slide plate 68 is resisted against on the outer peripheral surface of crankshaft, the other end with
Reset spring 69 is connected.Optionally, slide plate component slot 67 may include two sections, wherein one section is arranged on thickening part 66, it is another
Section is arranged in cylinder body portion, and the width for one section of slide plate component slot 67 being arranged on thickening part 66 can be greater than setting and exist
The width of slide plate component slot 67 in cylinder body portion, reset spring 69 are located in the biggish slide plate component slot 67 of width, slide plate
68 are located in the lesser slide plate component slot 67 of width, can make the compact layout of cylinder part 6, connection and reasonable arrangement in this way.
At least part of the inner peripheral surface of cylinder reducer is recessed to the direction far from compressor central axes to form recess portion,
Recess portion is used to accommodate at least part of thickening part 66, and the recess portion and thickening part 66 on such cylinder reducer cooperate, can be not
Under conditions of increasing compression case body thickness, meet the discharge capacity and output torque requirement of compressor.
Compressor according to an embodiment of the present invention, by the way that compressor housing 100 is configured to multistage sandwich type element in the axial direction
Structure, while at least one section in multistage is cylinder reducer, to cooperate cylinder part ontology 65 and thickening part 66, so as to not
It is high to increase cylinder, does not increase and increases displacement volume on the basis of motor 5 or bearing section housing outer diameter, and then meet bigger ability and use
It needs.
As shown in figures 7 and 9, the inner peripheral surface of cylinder reducer can integrally be recessed to form the recess portion of circular ring type, in this way
On the basis of guaranteeing that thickening part 66 can be contained in recess portion, the processing technology of cylinder reducer can simplify, molding is simple, raw
It produces at low cost.
Further, as shown in fig. 7, the center of circle of cylinder reducer can be overlapped with the inner circle center of circle of cylinder part 6, Huo Zheqi
The center of circle of cylinder reducer is staggered a distance with respect to the inner circle center of circle bias of cylinder part 6, is suitable for the design of 6 discharge capacity of cylinder part in this way
Demand.
In further embodiments, a part of the inner peripheral surface of cylinder reducer is periphery and another part is recessed with shape
At local recess portion, specifically, as shown in figure 8, the part corresponding with cylinder part ontology 65 of cylinder reducer is configured to justify
The part corresponding with the thickening part 66 of cylinder part 6 of circumferential surface, cylinder reducer is configured to recess portion, as a result, local recess portion with plus
Thick portion 66 cooperates, to meet the discharge capacity and output torque requirement of compressor.Meanwhile recess configuration is partial style, it can minimum
Ground reduces the thickness of compressor housing, need to only reduce the thickness of shell corresponding with thickening part 66, so that compressor can be improved
Bearing capacity increases the intensity of compressor.
Similarly, the center of circle of a part of cylinder reducer can be overlapped with the inner circle center of circle of cylinder part 6；Or cylinder becomes
The center of circle of a part of diameter section can be staggered with the inner circle center of circle bias of cylinder part 6, that is to say, that the construction of cylinder reducer is
The center of circle of the part of periphery can be overlapped with the inner circle center of circle of cylinder part 6, can also be eccentric wrong with the inner circle center of circle of cylinder part 6
A distance is opened, as shown in figure 8, the center of circle that the construction of cylinder reducer is the part of periphery can be with the inner circle of cylinder part 6
The center of circle is overlapped, and can simplify processing technology in this way, reduces production cost.
Further, a part of corresponding center of circle angle of cylinder reducer can be greater than the corresponding central angle of another part
Degree is configured to recess portion as shown in figure 8, the corresponding central angle in part that cylinder reducer is configured to periphery can be greater than 180 °
The corresponding central angle in part less than 180 °.
Other one section (such as first segment 1) in multistage corresponds to the base bearing 4 of compressor and/or right radially radially
The driving motor 5 of compressor is answered, in other words, other one section in the multistage base bearing 4 that can correspond to compressor radially,
Other one section in the driving motor 5 or multistage of compressor can be corresponded to correspond to the base bearing 4 of compressor radially and drive
Dynamic motor 5.What needs to be explained here is that base bearing 4 is the bearing towards 5 side of driving motor of compressor, it is bent to play bearing
The effect of axis 9.
Meanwhile at least one section of internal diameter in multistage is different from other one section of internal diameter, it is corresponding with cylinder part 6
Can be one or more snippets, this one or more snippets internal diameter can it is identical, can also be different, and it is corresponding with cylinder part 6
The internal diameter of at least one end be, such root different from base bearing 4 and/or corresponding another section of the internal diameter of driving motor 5
It can change one or more snippets internal diameter corresponding with cylinder part 6 according to the capacity of compressor, according to driving compression mechanism
Required torque, revolving speed etc. can change another section of internal diameter corresponding with base bearing 4 or driving motor 5.
Such as when capacity does not need to be made larger, the internal diameter of shell section corresponding with cylinder part 6 can be reduced,
Thus material is not only saved, mitigates weight, reduce cost using relatively small internal diameter, while volume can also be reduced, dropped
Low arrangement difficulty.
For another example when capacity needs to be made larger, it can suitably increase the internal diameter ruler of shell section corresponding with cylinder part 6
Very little, evagination local in this way can not only increase the integral strength of shell, while routine or original size still can be used in other parts,
Realize that part increases, and can equally save material in this way, mitigate weight, reduces cost.
Similarly, for driving motor 5, the shell of suitable size can be matched according to required torque
Section, principle is similar with the shell section dimensioning principles of above-mentioned corresponding cylinder part 6, and which is not described herein again.
In short, using above-mentioned design method, can according to the structure snd size for needing to design each section of different components, from
And solve 6 shell dimension of motor 5 or the unreasonable influence motor 5 of bearing section shell dimension or bearing output torque or cylinder part
It is unreasonable and limit compressor displacement design the problem of.
As shown in Figure 1, shell may include: along axially connected three sections, i.e. first segment 1, second segment 2 and third section 3,
In, first segment 1 is configured to corresponding base bearing 4, that is, first segment 1 can correspond to the base bearing 4 of compressor, second segment 2 radially
Two cylinder parts 6 of corresponding compressor are configured to third section 3, i.e. second segment 2 and third section 3 can correspond to compression radially
Two cylinder parts 6 of machine, further, as shown in figure 4, second segment 2 can correspond to the first cylinder part of compressor radially
61, third section 3 can correspond to the second cylinder part 62 of compressor radially, and the first cylinder part 61 and the second cylinder part 62 it
Between exhaust demarcation plate 63 and sealing plate 64 can be set, to play the role of exhaust and sealing.
Further, as shown in Figure 1, the internal diameter of first segment 1 be greater than second segment 2 internal diameter, second segment 2 it is interior
Diameter size is greater than the internal diameter of third section 3, can preferably match base bearing 4, the using this stepped arrangement
One cylinder part 61 and the second cylinder part 62.
Meanwhile first segment 1, second segment 2 and third section 3 are coaxially arranged, i.e., in first segment 1, second segment 2 and third section 3
The heart is located along the same line, that is to say, that the internal diameter of 4 corresponding segment of base bearing is greater than the internal diameter of 61 corresponding segment of the first cylinder part
Size, the internal diameter of 61 corresponding segment of the first cylinder part are greater than the internal diameter of 62 corresponding segment of the second cylinder part, in this way, it is ensured that
Base bearing 4 exports biggish torque, thus meet biggish energy demand, meanwhile, the internal diameter of two cylinder parts, 6 corresponding segment is not
Together, can meet the needs of difference cylinder discharge capacity (such as the discharge capacity of the first cylinder part 61 is greater than discharge capacity of the second cylinder part 62).
Further, as shown in Figure 1, the axial dimension of first segment 1 is less than the axial dimension of second segment 2, the axis of second segment 2
It is less than the axial dimension of third section 3 to size, so that first segment 1, second segment 2 and third section 3 be made to match base bearing 4, the respectively
One cylinder part 61 and the second cylinder part 62, and compact layout, components connection and reasonable arrangement.
Further, as depicted in figs. 1 and 2, one end (i.e. left side shown in Fig. 1 of the separate first segment 1 of third section 3
End) it can be closed by end cap 31, thus prevent oil leak.
In another embodiment, as shown in Fig. 2, the internal diameter of first segment 1 can be greater than the internal diameter ruler of second segment 2
Very little, the internal diameter of second segment 2 can be equal with the internal diameter of third section 3, and the internal diameter of 4 corresponding segment of base bearing is maximum,
In this way, it is ensured that base bearing 4 exports biggish torque, to meet biggish energy demand.
The internal diameter of first cylinder part, 61 corresponding segment is equal to the internal diameter of 62 corresponding segment of the second cylinder part, and second segment
Recess portion 21 is provided on the inner peripheral surface of 2 (i.e. 61 corresponding segments of the first cylinder part), recess portion 21 and thickening part 66 cooperate, i.e. the first cylinder
The shell structure of 61 corresponding segment of portion is configured to Q type structure, in this way, can make the compact layout of compressor housing 100, while recess portion
21 setting increases the outer diameter of second segment 2, to be conducive to increase the discharge capacity of the second cylinder part 62.
In the third embodiment, as shown in figure 3, shell may include: along axially connected first segment 1,2 and of second segment
Third section 3, first segment 1 are configured to corresponding base bearing 4 and driving motor 5, and second segment 2 and third section 3 are configured to corresponding compressor
Two cylinder parts 6, and second segment 2 and third section 3 are configured to above-mentioned cylinder reducer.That is, first segment 1 can be right radially
The base bearing 4 and driving motor 5 of compressor are answered, second segment 2 and third section 3 are configured to two cylinder parts 6 of corresponding compressor, i.e.,
Second segment 2 and third section 3 can correspond to two cylinder parts 6 of compressor radially, further, as shown in fig. 6, second segment
2 can correspond to the first cylinder part 61 of compressor radially, and third section 3 can correspond to the second cylinder of compressor radially
Portion 62, and can be separated by demarcation plate between the first cylinder part 61 and the second cylinder part 62.
Further, as shown in figure 3, the internal diameter of first segment 1 be less than second segment 2 internal diameter, second segment 2 it is interior
Diameter size is less than the internal diameter of third section 3, that is to say, that the internal diameter of 5 corresponding segment of base bearing 4 and driving motor is less than the
The internal diameter of one cylinder part, 61 corresponding segment, the internal diameter of 61 corresponding segment of the first cylinder part is less than 62 corresponding segment of the second cylinder part
Internal diameter, in this way, the row of cylinder can be increased under conditions of meeting base bearing 4 and 5 output torque of driving motor and requiring
Amount realizes the design of cylinder huge discharge, meanwhile, the internal diameter of two cylinder parts, 6 corresponding segment is different, can meet difference cylinder discharge capacity
Demand (such as the discharge capacity of the second cylinder part 62 is greater than discharge capacity of the first cylinder part 61).
Further, one end (i.e. right end shown in Fig. 3) of the separate third section 3 of first segment 1 is opened wide, third section 3
One end (i.e. left end shown in Fig. 3) far from first segment 1 is opened wide, and the axial dimension of first segment 1 is maximum, to meet main shaft
Hold the installation requirements of 4 and driving motor 5.
In conclusion according to an embodiment of the present invention by the way that compressor housing 100 is configured to multisection type shell in the axial direction
Body structure, and need to adjust its internal diameter for corresponding to different housings section according to displacement volume, motor 5 or 4 torque of base bearing, from
And realize huge discharge design or large torque design.
Further, as shown in Figure 4 and Figure 5, compressor housing 100 may further include: High Pressure Shell 71 and low pressure
Shell 72 can be separated between High Pressure Shell 71 and low-pressure shell 72 by high-low pressure demarcation plate 73, thus make low-pressure chamber and
High-pressure chamber separates.
Pressure further can have can be set in High Pressure Shell 71 for above-mentioned compressor housing 100 in High Pressure Shell 71
Contracting mechanism, compression mechanism may include: two cylinder parts 6 (the first i.e. above-mentioned cylinder part 61 and the second cylinder part 62), countershaft
8, base bearing 4 and crankshaft 9 are held, wherein base bearing 4 wears high-low pressure demarcation plate 73, and crankshaft 9 wears base bearing 4 and crankshaft 9
One end (i.e. right end shown in Fig. 4) extend into low-pressure shell 72 and is connected with the driving motor 5 in low-pressure shell 72, crankshaft
9 other end (i.e. left end shown in Fig. 4) extend into low-pressure shell 72 and with 5 phase of driving motor in low-pressure shell 72
Even, and crankshaft 9 is supported by supplementary bearing 8.
The compressor with above-mentioned compressor shell 100 also has structure optimization, can be realized huge discharge or big torsion as a result,
The advantages that square designs.
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 specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (15)
1. a kind of compressor, which is characterized in that including compressor housing, cylinder part, the compressor housing includes: along the axis
To connected multistage, and at least one section radially corresponding with the cylinder part and structure in the compressor housing in the multistage
At cylinder reducer, the cylinder part includes cylinder part ontology and thickening part, and the thickening part protrusion is arranged in the cylinder part
On the outer peripheral surface of ontology, the cylinder part has slide plate component slot, and a part of the slide plate component slot is provided with the cylinder
On portion's ontology and another part is provided on the thickening part, and at least part of the inner peripheral surface of the cylinder reducer is to separate
For the direction recess of compressor central axes to form recess portion, the recess portion is used to accommodate at least part of the thickening part.
2. compressor according to claim 1, which is characterized in that the inner peripheral surface of the cylinder reducer is integrally recessed with shape
At the recess portion of circular ring type.
3. compressor according to claim 2, which is characterized in that the center of circle of the cylinder reducer and the cylinder part
The inner circle center of circle is overlapped；Or the inner circle center of circle bias of the relatively described cylinder part in the center of circle of the cylinder reducer is staggered.
4. compressor according to claim 1, which is characterized in that a part of the inner peripheral surface of the cylinder reducer is circle
Circumferential surface and another part are recessed to form the local recess portion.
5. compressor according to claim 4, which is characterized in that the center of circle of described a part of the cylinder reducer with
The inner circle center of circle of the cylinder part is overlapped；Or the center of circle of described a part of the cylinder reducer and the cylinder part is interior
Round heart bias is staggered.
6. compressor according to claim 4, which is characterized in that a part of corresponding circle of the cylinder reducer
Heart angle is greater than the corresponding center of circle angle of described another part.
7. compressor according to claim 1, which is characterized in that other one section in the multistage is described radially right
The base bearing for answering the compressor and/or the institute in the driving motor for radially corresponding to the compressor, the multistage
It is different from other one section of the internal diameter to state at least one section of internal diameter.
8. compressor according to claim 7, which is characterized in that the compressor housing includes: to be connected along the axial direction
First segment, second segment and third section, the first segment is configured to correspond to the base bearing, the second segment and the third section
It is configured to correspond to two cylinder parts of the compressor, and the second segment is configured to the cylinder reducer.
9. compressor according to claim 8, which is characterized in that the internal diameter of the first segment is greater than the second segment
Internal diameter, the internal diameter of the second segment is greater than the internal diameter of the third section.
10. compressor according to claim 8, which is characterized in that the axial dimension of the first segment is less than described second
The axial dimension of section, the axial dimension of the second segment are less than the axial dimension of the third section.
11. compressor according to claim 8, which is characterized in that one end far from the first segment of the third section
It is closed by end cap.
12. compressor according to claim 7, which is characterized in that the compressor housing includes: to be connected along the axial direction
First segment, second segment and third section, the first segment is configured to correspond to the base bearing and the driving motor, described second
Section and the third section are configured to correspond to two cylinder parts of the compressor, and the second segment and the third section are configured to institute
State cylinder reducer.
13. compressor according to claim 12, which is characterized in that the internal diameter of the first segment is less than described second
The internal diameter of section, the internal diameter of the second segment are less than the internal diameter of the third section.
14. compressor according to claim 12, which is characterized in that one end far from the third section of the first segment
It opens wide, the open at one end far from the first segment of the third section.
15. compressor according to claim 1, which is characterized in that the compressor includes
High Pressure Shell and low-pressure shell are opened between the High Pressure Shell and the low-pressure shell by high-low pressure divides, institute
It states and is provided with compression mechanism in High Pressure Shell, the compression mechanism includes: two cylinder parts, supplementary bearing, base bearing and crankshaft, institute
It states base bearing and wears the high-low pressure demarcation plate, the crankshaft wears the base bearing and one end of the crankshaft extend into institute
It states in low-pressure shell and is connected with the driving motor in the low-pressure shell；Wherein the High Pressure Shell is the compression case
Body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710917671.8A CN109595160A (en) | 2017-09-30 | 2017-09-30 | Compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710917671.8A CN109595160A (en) | 2017-09-30 | 2017-09-30 | Compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109595160A true CN109595160A (en) | 2019-04-09 |
Family
ID=65955705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710917671.8A Pending CN109595160A (en) | 2017-09-30 | 2017-09-30 | Compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109595160A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1041638A (en) * | 1988-09-28 | 1990-04-25 | 三菱电机株式会社 | Low pressure container type rotation piston compressor |
| JPH09144681A (en) * | 1995-11-17 | 1997-06-03 | Hitachi Ltd | Rotary compressor with plurality of cylinders |
| CN106593880A (en) * | 2017-01-24 | 2017-04-26 | 广东美芝制冷设备有限公司 | Compressor |
| CN106812698A (en) * | 2017-01-24 | 2017-06-09 | 广东美芝制冷设备有限公司 | Compressor |
| CN207363877U (en) * | 2017-09-30 | 2018-05-15 | 广东美芝制冷设备有限公司 | Compressor |
-
2017
- 2017-09-30 CN CN201710917671.8A patent/CN109595160A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1041638A (en) * | 1988-09-28 | 1990-04-25 | 三菱电机株式会社 | Low pressure container type rotation piston compressor |
| JPH09144681A (en) * | 1995-11-17 | 1997-06-03 | Hitachi Ltd | Rotary compressor with plurality of cylinders |
| CN106593880A (en) * | 2017-01-24 | 2017-04-26 | 广东美芝制冷设备有限公司 | Compressor |
| CN106812698A (en) * | 2017-01-24 | 2017-06-09 | 广东美芝制冷设备有限公司 | Compressor |
| CN207363877U (en) * | 2017-09-30 | 2018-05-15 | 广东美芝制冷设备有限公司 | Compressor |
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