CN204140418U - For compressing mechanism and the multi-cylinder rotary compressor of multi-cylinder rotary compressor - Google Patents
For compressing mechanism and the multi-cylinder rotary compressor of multi-cylinder rotary compressor Download PDFInfo
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- CN204140418U CN204140418U CN201420545256.6U CN201420545256U CN204140418U CN 204140418 U CN204140418 U CN 204140418U CN 201420545256 U CN201420545256 U CN 201420545256U CN 204140418 U CN204140418 U CN 204140418U
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Abstract
The utility model discloses a kind of compressing mechanism for multi-cylinder rotary compressor and there is its multi-cylinder rotary compressor, compressing mechanism comprises cylinder assembly, cylinder assembly comprises the multiple cylinders arranged in the vertical direction, each cylinder has compression chamber, is provided with baffle assembly between two often adjacent cylinders; Run through the bent axle of cylinder assembly along the vertical direction, bent axle is provided with the multiple eccentric parts be spaced apart from each other, each eccentric part is positioned at corresponding compression chamber, baffle assembly is between adjacent two eccentric parts, baffle assembly is formed with through through hole and passes to make bent axle, and the internal surface of through hole is configured for the supporting surface of supporting crankshaft.According to compressing mechanism of the present utility model, bent axle can be supported on baffle assembly and rotate, baffle assembly has the effect of bearing, improve the intensity of bent axle intermediate portion, share the stressed of bearings at both ends, improve the reliability of compressor, facilitate the exploitation of huge discharge compressor and employing wool fine yarn multicylinder compressor.
Description
Technical field
The utility model relates to Compressor Technology field, more specifically, relates to a kind of compressing mechanism for multi-cylinder rotary compressor and has its multi-cylinder rotary compressor.
Background technique
Multi-cylinder rotary compressor contains electric element (motor) and multiple rotary compression element in seal container, connects electric element and multiple rotary compression element with the bent axle with eccentric part.In addition, the dividing plate be arranged between rotary compression element is made up of more than 2 fragmenting plates, assembles with the state of bent axle being inserted the through hole being located at fragmenting plate, then, is fixed the cylindrical of the fragmenting plate of more than 2 by connection etc.Can easily provide such multi-cylinder rotary compressor, the dividing plate of this multi-cylinder rotary compressor is divided into more than 2, even if there is micro-gap at dividing plate parting plane, by welding stationary barrier cylindrical, also can suppress from micro-gap leakage of refrigerant.
In the structure of multi-cylinder rotary compressor in the related, dividing plate and bent axle are discontiguous.Particularly in multicylinder compressor, because compressor unit is more, bent axle is longer, bearings at both ends is distant, and bent axle middle interconnecting piece divides comparatively thin, and centre becomes bent axle weak link, be easy to cause bending deflection in the course of the work, thus affect compressor normal operation and reliability.
Model utility content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the utility model is intended to propose a kind of compressing mechanism for multi-cylinder rotary compressor, and described compressing mechanism reliability of operation improves.
The utility model also proposed a kind of multi-cylinder rotary compressor with the above-mentioned compressing mechanism for multi-cylinder rotary compressor.
According to the compressing mechanism for multi-cylinder rotary compressor of the present utility model, comprise: cylinder assembly, described cylinder assembly comprises at least two cylinders arranged in the vertical direction, and each described cylinder has compression chamber, is provided with baffle assembly between two often adjacent described cylinders; And bent axle, described bent axle runs through described cylinder assembly along the vertical direction, described bent axle is provided with at least two eccentric parts be spaced apart from each other, each described eccentric part is positioned at corresponding described compression chamber, wherein said baffle assembly is between adjacent two described eccentric parts, described baffle assembly is formed with through through hole to pass to make described bent axle, the internal surface of described through hole is configured for the supporting surface supporting described bent axle.
According to the compressing mechanism for multi-cylinder rotary compressor of the present utility model, bent axle can be supported on baffle assembly and rotate, this baffle assembly can play the effect of bearing, the intensity of bent axle intermediate portion can be improved, thus share the stressed of bearings at both ends, strengthen the rigidity of bent axle, compressing mechanism reliability of operation is improved, and then improve the reliability of compressor, solve bearings at both ends distant, bent axle can not do too thick compressor reliability problem, be more than two cylinders compressor make provide possibility, positive role is played in exploitation huge discharge compressor and employing wool fine yarn multicylinder compressor.
In addition, following additional technical characteristics can also be had according to the compressing mechanism for multi-cylinder rotary compressor of the present utility model:
According to an embodiment of the present utility model, described baffle assembly comprises at least two the sub-dividing plates arranged in circumferential direction.
According to an embodiment of the present utility model, the internal surface of described through hole is formed with outwards recessed reentrant part, the female portion is positioned at the joint between two adjacent described sub-dividing plates.
According to an embodiment of the present utility model, described at least two sub-dividing plates are split to form by least one parting plane.
According to an embodiment of the present utility model, described baffle assembly comprises two described sub-dividing plates, and described two sub-dividing plates are split to form by a parting plane.
According to an embodiment of the present utility model, described parting plane is vertical plane or inclined-plane.
According to an embodiment of the present utility model, described parting plane is plane, folding face or curved surface.
According to an embodiment of the present utility model, described baffle assembly is formed with through endoporus, and described baffle assembly comprises further: axle sleeve, and described axle sleeve is located in described endoporus, has described through hole in described axle sleeve.
According to an embodiment of the present utility model, described axle sleeve and described endoporus interference fit.
According to an embodiment of the present utility model, at least one in the upper-end surface of described baffle assembly and lower end surface is formed with oil storage tank.
According to an embodiment of the present utility model, described oil storage tank is close to described bent axle and arranges around described bent axle.
According to an embodiment of the present utility model, the internal surface of described through hole is formed with oil guide slot, the upper-end surface of the through described baffle assembly of two ends difference of described oil guide slot and lower end surface.
According to an embodiment of the present utility model, described oil guide slot is helical oil guide slot.
According to an embodiment of the present utility model, described oil guide slot extends along the vertical direction.
According to the multi-cylinder rotary compressor of the utility model embodiment, comprise the compressing mechanism for multi-cylinder rotary compressor according to the utility model embodiment.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of the multi-cylinder rotary compressor according to the utility model embodiment;
Fig. 2 is the structural representation of the compressing mechanism of multi-cylinder rotary compressor according to the utility model embodiment;
Fig. 3 is the bent axle of compressing mechanism and the assembly structure schematic diagram of baffle assembly of multi-cylinder rotary compressor according to the utility model embodiment;
Fig. 4 is the sectional drawing of structure shown in Fig. 3;
Fig. 5 is the plan view of structure shown in Fig. 3;
Fig. 6 is the structural representation of the baffle assembly of the compressing mechanism of multi-cylinder rotary compressor according to the utility model first embodiment;
Fig. 7 is the structural representation of the baffle assembly of the compressing mechanism of multi-cylinder rotary compressor according to the utility model second embodiment;
Fig. 8 is the side view of structure shown in Fig. 7;
Fig. 9 is the structural representation of the baffle assembly of the compressing mechanism of multi-cylinder rotary compressor according to the utility model the 3rd embodiment;
Figure 10 is the plan view of structure shown in Fig. 9;
Figure 11 is the structural representation of the baffle assembly of the compressing mechanism of multi-cylinder rotary compressor according to the utility model the 4th embodiment;
Figure 12 is the plan view of structure shown in Figure 11.
Reference character:
Multi-cylinder rotary compressor 100;
Compressing mechanism 11; Adsorbing separation device 12; Drive portion 13; Housing 14;
First blade 2; Baffle assembly 3; Parting plane 3a; Through hole 3b; Reentrant part 3g; Axle sleeve 3h; Oil storage tank 3i; Second blade 4; First piston 5; Second piston 6; Bearing 7; Bent axle 8; Eccentric part 8a; Eccentric joint 8c; First compression mechanical part 9; Second cylinder block 10a; Second compression mechanical part 10; Second cylinder block 10a.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
The compressing mechanism 11 for multi-cylinder rotary compressor 100 according to the utility model embodiment is described in detail below in conjunction with accompanying drawing.
Shown in Figure 12, the compressing mechanism 11 for multi-cylinder rotary compressor 100 according to the utility model embodiment comprises cylinder assembly and bent axle 8, and bent axle 8 runs through cylinder assembly along the vertical direction, and bearing 7 is located at the two ends of bent axle 8.
Cylinder assembly comprises at least two cylinders, and at least two cylinders are arranged along the vertical direction.Each cylinder has compression chamber.Baffle assembly 3 is provided with between two often adjacent cylinders.Bent axle 8 is provided with at least two the eccentric part 8a be spaced apart from each other, and each eccentric part 8a is positioned at corresponding compression chamber.
Wherein, baffle assembly 3, between adjacent two eccentric part 8a, baffle assembly 3 is formed with through through hole 3b, and bent axle 8 can be located in through hole 3b and rotate.The internal surface of through hole 3b is configured for the supporting surface of supporting crankshaft 8.
According to the compressing mechanism 11 of the utility model embodiment, by arranging baffle assembly 3 between two eccentric part 8a of bent axle 8, and the internal surface of through hole 3b baffle assembly 3 making bent axle 8 pass is formed as the supporting surface for supporting bent axle 8, bent axle 8 can be supported on baffle assembly 3 rotate, this baffle assembly 3 can play the effect of bearing, the intensity of bent axle 8 intermediate portion can be improved, thus share the stressed of bearings at both ends 7, strengthen the rigidity of bent axle 8, compressing mechanism reliability of operation is improved, and then improve the reliability of compressor, solve bearings at both ends 7 distant, bent axle 7 can not do too thick compressor reliability problem, be more than two cylinders compressor make provide possibility, positive role is played in exploitation huge discharge compressor and employing wool fine yarn multicylinder compressor.
It should be noted that, the meaning that the internal surface of through hole 3b is configured for the supporting surface of supporting crankshaft 8 refers to when bent axle 8 is located in through hole 3b, the part being positioned at through hole 3b of bent axle 8 can be connected to the internal surface rotation of through hole 3b, and this kind of abutting can be part and abut or abut completely.Wherein, the internal diameter of through hole 3b can equal or be a bit larger tham the radial dimension being positioned at the part of through hole 3b of bent axle 8.
Specifically, bent axle 8, multiple cylinder, bearing 7, baffle assembly 3 and multiple piston is comprised according to the compression mechanical part 11 of the utility model embodiment.Bent axle 8 has at the multiple eccentric part 8a axially configured with leaving and the eccentric joint 8c between these eccentric parts, and the plurality of cylinder corresponds to the cylindrical configuration of respective eccentric part 8a.Bearing 7 is arranged on the axial two end part of bent axle 8 in the mode clipping cylinder.
Baffle assembly 3 is inserted into the eccentric joint 8c of bent axle 8, separates between multiple cylinder.Multiple piston can rotatably be arranged on the eccentric part 8a cylindrical of bent axle 8.The space surrounded by piston, cylinder, bearing and baffle assembly 3 is formed as active chamber, and by the slide plate being held in cylinder in the mode of sliding with piston, active chamber is divided into air aspiration cavity and compression chamber.
As depicted in figs. 1 and 2, cylinder assembly comprises two cylinders arranged in the vertical direction, and each cylinder has compression chamber respectively.Be provided with the first compression mechanical part 10 in compression chamber above, be provided with the second compression mechanical part 9, first compression mechanical part 10 in compression chamber below and the second compression mechanical part 9 is spaced apart by baffle assembly 3.
First compression mechanical part 10 comprises: the first circular cylinder block 10a; Be configured in the inner peripheral portion of the first cylinder block 10a, abut the first circular rotary-piston 5 of eccentric rotary on one side with the inner peripheral surface of the first cylinder block 10a; Direction towards the central shaft of the first cylinder block 10a is movably configured in the first blade 2 be formed in first blade groove of the first cylinder block 10a; And by the first spring that the first blade 2 presses to the cylindrical of first piston 5.Now, periphery and the inner peripheral surface of the first cylinder block 10a of first piston 5 are that wire abuts, and along with eccentric rotary, the abutted position of wire moves along the first cylinder 10a.
Equally, the second compression mechanical part 9 comprises: the second circular cylinder block 9a; Be configured in the inner peripheral portion of the second cylinder block 9a, abut the second circular rotary-piston 6 of eccentric rotary on one side with the inner peripheral surface of the second cylinder block 9a; Direction towards the central shaft of the second cylinder block 9a is movably configured in the second blade 4 be formed in second blade groove of the second cylinder block 9a; And by the second spring that the second blade 4 presses to the cylindrical of the second piston 6.Now, periphery and the inner peripheral surface of the second cylinder block 9a of the second piston 6 are that wire abuts, and along with eccentric rotary, wire abutted position moves along the second cylinder block 9a.
As shown in Figures 1 to 5, baffle assembly 3 is set on bent axle 8, baffle assembly 3 matches with the eccentric joint 8c of bent axle 8, make the eccentric joint 8c of bent axle 8 can be connected on baffle assembly 3, baffle assembly 3 can play bearing effect, the rigidity of bent axle 8 is increased, intensity enhancing, bent axle 8 is not fragile, and reliability of operation improves.
The structure of baffle assembly 3 can be formed as multiple, and alternatively, baffle assembly 3 can comprise at least two the sub-dividing plates arranged in circumferential direction.In other words, eccentric joint 8c is arranged with at least two sub-dividing plates along its circumference distribution, at least two sub-dividing plates can be separated from each other.Thus, when baffle assembly 3 is assembled on bent axle 8, without the need to baffle assembly 3 is set in bent axle 8 from the two ends of bent axle 8, only need multiple sub-dividing plate be located on eccentric joint 8c along the circumference of eccentric joint 8c respectively, this assembling mode is assembled easily and convenient disassembly, is subject to the stop of eccentric part 8a or miscellaneous part and the problem that cannot assemble when avoiding sheathed from the two ends of bent axle 8.
As shown in Figure 6, the internal surface of the through hole 3b of baffle assembly 3 can be formed with outwards recessed reentrant part 3g, reentrant part 3g can be positioned at the end of every sub-dividing plate, and when adjacent two sub-dividing plates are assembled together, reentrant part 3g can joint between adjacent two sub-dividing plates.
Thus, when baffle assembly 3 is formed by multiple sub-dividing plate cooperation, the inner peripheral surface of baffle assembly 3 can not form inwardly outstanding structure, thus can effectively avoid bent axle 8 structure inwardly outstanding with baffle assembly 3 when rotated collide and cause wearing and tearing, the position of parting plane 3a is arranged on as far as possible near exhaust side simultaneously, now, division surface is positioned at the non-principal force area of bent axle 8 and baffle assembly 3, thus avoids wearing and tearing aggravation.
In embodiments more of the present utility model, multiple sub-dividing plate is split to form by least one parting plane 3a.Such as, as shown in Figure 6, baffle assembly 3 comprises two sub-dividing plates, and two sub-dividing plates can be split to form by a parting plane 3a.Two sub-dividing plates can circumferentially split together, the end face of another sub-dividing plate that the end face of a sub-dividing plate can be adjacent links together.
Wherein, the shape of division surface 3a can be formed as multiple, and such as, parting plane 3a entirety can be formed as vertical plane, inclined-plane, plane, folding face or curved surface etc., or division surface 3a can be formed as the composite surface of the composition of above various shape.Such as, as shown in Figure 7 and Figure 8, division surface 3a is formed as the composite surface that vertical plane and inclined-plane form.
Particularly, in the middle of baffle assembly 3, adopt inclined-plane cutting, adopt vertical surface segmentation at the two ends up and down of baffle assembly 3.There is comparatively sharp edge in the segmentation plane that this kind of separation mode can effectively be avoided inclined-plane to split causing and end face intersection, and avoid occurring that the segmentation plane of bent axle 8 and baffle assembly 3 is completely the same at axial direction, and then cause bent axle 8 to occur the phenomenon of colliding or beating when turning over segmentation plane, ensure that bent axle 8 and baffle assembly 3 coordinate traveling comfort, improve bent axle 8 reliability of operation.
As shown in Figure 9 and Figure 10, in an example of the present utility model, the middle part of baffle assembly 3 is formed with the endoporus of its upper surface through and lower surface.Baffle assembly 3 comprises axle sleeve 3h further, and axle sleeve 3h is located in endoporus, has through hole 3b in axle sleeve, and the eccentric joint 8c of bent axle 8 can be located in through hole 3b.Thus, spaced apart by axle sleeve 3h between baffle assembly 3 and bent axle 8, axle sleeve 3h has good wear resistance, thus wear-resisting property and the reliability of baffle assembly 3 can be improved, the working life of baffle assembly 3 is extended, and avoid frequently changing baffle assembly 3, usability is good.
As shown in Figure 9, axle sleeve 3h can adopt the axle sleeve with parting plane 3a, thus, can be located on eccentric joint 8c by axle sleeve 3h easily, makes assembling be easy to operation.Alternatively, the parting plane of axle sleeve 3h can be identical with the parting plane 3a of baffle assembly 3, also can be different.The shape of parting plane 3a can adopt vertical plane, inclined-plane, plane, folding face or curved surface etc. multiple, and advantageously, parting plane 3a can be formed as inclined-plane, to promote the reliability of axle sleeve further.
Axle sleeve 3h and endoporus can be interference fit.In other words, the outside dimension of axle sleeve 3h can be greater than the radial dimension of endoporus.Thus; axle sleeve 3h can firmly be fixed in baffle assembly 3, avoids in bent axle 8 running, and axle sleeve 3h deviates from the endoporus of baffle assembly 3 or opposed separators assembly 3 rotates; thus the protective action of axle sleeve 3h was lost efficacy, the wearing and tearing of baffle assembly 3 are aggravated.
In embodiments more of the present utility model, at least one in the upper-end surface of baffle assembly 3 and lower end surface can be formed with oil storage tank.In other words, oil storage tank can be located at the upper-end surface of baffle assembly 3 or the lower end surface of baffle assembly 3, or the upper-end surface of baffle assembly 3 and lower end surface are equipped with oil storage tank.Lubricant oil can be stored in oil storage tank, in the process of compressor operating, lubricant oil can flow in the through hole of baffle assembly 3, thus make the lubricity between bent axle 8 and baffle assembly 3 better, friction reduces greatly, improve the wear resistance of the through hole of bent axle 8 and baffle assembly 3, bent axle 8 runs more steadily reliable, and the performance of compressor is more stable.
As shown in Fig. 4, Fig. 7, Fig. 9 and Figure 11, oil storage tank 3i can be close to bent axle and arrange, oil storage tank 3i can be formed as the circular groove arranged around bent axle, more lubricant oil can be stored in this circular groove, thus make can form even lubricant film between bent axle 8 and baffle assembly 3, bent axle 8 is good further with the greasy property of baffle assembly 3, and friction reduces greatly, and bent axle 8 traveling comfort improves.
Advantageously, oil storage tank 3i can be formed as flexible slot, the oil storage tank 3i of this flexibility coordinates in the process run at bent axle 8 can change with baffle assembly 3, makes lubricant oil be easier to flow out and then flow between baffle assembly 3 and bent axle 8 in oil storage tank 3i lubricate.
According to concrete examples more of the present utility model, the internal surface of through hole 3b can be formed with oil guide slot, the upper-end surface of the through baffle assembly 3 of two ends difference of oil guide slot and lower end surface.Thus, lubricant oil can between baffle assembly 3 and bent axle 8 on current downflow, make the matching part of baffle assembly and bent axle 8 obtain sufficient lubrication, bent axle 8 traveling comfort improves further.
The shape of oil guide slot can be formed as multiple, such as, oil guide slot can be formed as the helical oil guide slot extended along the inner peripheral surface of through hole 3b, the upper end of helical oil guide slot extends to the upper-end surface of baffle assembly 3, the lower end surface of helical oil guide slot extends to the upper-end surface of baffle assembly 3, thus makes lubricant oil can go up current downflow between baffle assembly 3 and the matching part of bent axle 8.
Again such as, oil guide slot can be formed as extending straight trough along the vertical direction, and particularly, straight trough can be formed as vertical slots or tipper.The oil guide slot of straight trough shape is easier to the upper current downflow of lubricant oil, and bent axle 8 is improved with the lubricity of baffle assembly 3, and bent axle 8 traveling comfort is strong.
The shape of baffle assembly 3 does not do special restriction, such as, as shown in Fig. 6 to Figure 10, the cylindrical structural that baffle assembly 3 can adopt middle part porose, or, as is illustrated by figs. 11 and 12, baffle assembly 3 be formed as column construction, the outer circumferential face of baffle assembly 3 is formed as non-circular structure.
Particularly, baffle assembly 3 is formed as cubic column substantially, and each cylinder all can be formed as plane, and the seamed edge between two often adjacent cylinders can be formed as the plane of inclined arc.This structure can facilitate the fine finishing of dividing plate endoporus and parting plane, also facilitate sub-dividing plate to adopt when assembling can locate by four direction simultaneously, ensure that sub-dividing plate coordinates circularity, i.e. the concentricity of two segmentation semicircles, thus ensure that the cooperation reliability of baffle assembly 3 and bent axle 8.
As shown in Fig. 5 to Figure 12, baffle assembly 3 is also provided with position, aligning special screw hole, to facilitate the position regulating baffle assembly 3, ensures the accurate installation of baffle assembly 3.Position, aligning special screw hole can comprise multiple, and position, multiple special screw hole can spaced apartly be distributed on baffle assembly 3, and position, multiple aligning special screw hole can uneven distribution, to be easier to regulate.
As shown in Figure 1, shell 2, drive portion 13 and the compressing mechanism 11 for multi-cylinder rotary compressor according to the utility model embodiment is comprised according to the multi-cylinder rotary compressor of the utility model embodiment.Shell 2 can be used as closed container, and drive portion 13 and compressing mechanism 11 are established in the enclosure.Compressing mechanism 11 is connected with drive portion 13, to operate under the drive of drive portion 13.Drive portion 13 can be motor, using the driving source as compressing mechanism 11.
In shell 2, the position of contiguous lower end is fixed with motor 13, the first compression mechanical part 10 forming compressing mechanism 11 and the second compression mechanical part 9 and imports the suction separator 12 of refrigeration agent respectively to the first compression mechanical part 10 and the second compression mechanical part 9, the gas-liquid separation carrying out refrigeration agent in suction separator 12 and the foreign matter removed in refrigeration agent.
Owing to there is above-mentioned useful technique effect according to the compressing mechanism 11 for multi-cylinder rotary compressor of the utility model embodiment, therefore high according to multi-cylinder rotary compressor 100 reliability of the utility model embodiment.Compressor 100 can be formed as huge discharge compressor or adopt wool fine yarn multicylinder compressor.
According to the utility model implement multi-cylinder rotary compressor 100 other form and operation be known for the person of ordinary skill of the art, be not described in detail at this.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (15)
1. for a compressing mechanism for multi-cylinder rotary compressor, it is characterized in that, comprising:
Cylinder assembly, described cylinder assembly comprises at least two cylinders arranged in the vertical direction, and each described cylinder has compression chamber, is provided with baffle assembly between two often adjacent described cylinders; With
Bent axle, described bent axle runs through described cylinder assembly along the vertical direction, described bent axle is provided with at least two eccentric parts be spaced apart from each other, each described eccentric part is positioned at corresponding described compression chamber, wherein said baffle assembly is between adjacent two described eccentric parts, described baffle assembly is formed with through through hole to pass to make described bent axle, the internal surface of described through hole is configured for the supporting surface supporting described bent axle.
2. the compressing mechanism for multi-cylinder rotary compressor according to claim 1, is characterized in that, described baffle assembly comprises at least two the sub-dividing plates arranged in circumferential direction.
3. the compressing mechanism for multi-cylinder rotary compressor according to claim 2, is characterized in that, the internal surface of described through hole is formed with outwards recessed reentrant part, the female portion is positioned at the joint between two adjacent described sub-dividing plates.
4. the compressing mechanism for multi-cylinder rotary compressor according to claim 2, is characterized in that, described at least two sub-dividing plates are split to form by least one parting plane.
5. the compressing mechanism for multi-cylinder rotary compressor according to claim 4, is characterized in that, described baffle assembly comprises two described sub-dividing plates, and described two sub-dividing plates are split to form by a parting plane.
6. the compressing mechanism for multi-cylinder rotary compressor according to claim 5, is characterized in that, described parting plane is vertical plane or inclined-plane.
7. the compressing mechanism for multi-cylinder rotary compressor according to claim 5, is characterized in that, described parting plane is plane, folding face or curved surface.
8. the compressing mechanism for multi-cylinder rotary compressor according to any one of claim 1-7, is characterized in that, described baffle assembly is formed with through endoporus, and described baffle assembly comprises further:
Axle sleeve, described axle sleeve is located in described endoporus, has described through hole in described axle sleeve.
9. the compressing mechanism for multi-cylinder rotary compressor according to claim 8, is characterized in that, described axle sleeve and described endoporus interference fit.
10. the compressing mechanism for multi-cylinder rotary compressor according to claim 1, is characterized in that, at least one in the upper-end surface of described baffle assembly and lower end surface is formed with oil storage tank.
11. compressing mechanisms for multi-cylinder rotary compressor according to claim 10, is characterized in that, described oil storage tank is close to described bent axle and arranges around described bent axle.
12. compressing mechanisms for multi-cylinder rotary compressor according to claim 1, is characterized in that, the internal surface of described through hole is formed with oil guide slot, the upper-end surface of the through described baffle assembly of two ends difference of described oil guide slot and lower end surface.
13. compressing mechanisms for multi-cylinder rotary compressor according to claim 12, is characterized in that, described oil guide slot is helical oil guide slot.
14. compressing mechanisms for multi-cylinder rotary compressor according to claim 12, it is characterized in that, described oil guide slot extends along the vertical direction.
15. 1 kinds of multi-cylinder rotary compressors, is characterized in that, comprise the compressing mechanism for multi-cylinder rotary compressor according to any one of claim 1-14.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420545256.6U CN204140418U (en) | 2014-09-22 | 2014-09-22 | For compressing mechanism and the multi-cylinder rotary compressor of multi-cylinder rotary compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420545256.6U CN204140418U (en) | 2014-09-22 | 2014-09-22 | For compressing mechanism and the multi-cylinder rotary compressor of multi-cylinder rotary compressor |
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| CN204140418U true CN204140418U (en) | 2015-02-04 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104389788A (en) * | 2014-09-22 | 2015-03-04 | 广东美芝制冷设备有限公司 | Compression mechanism for multi-cylinder rotary compressor and multi-cylinder rotary compressor |
| CN114526211A (en) * | 2022-03-01 | 2022-05-24 | 广东美芝制冷设备有限公司 | Compressor and compression system |
| WO2022105304A1 (en) * | 2020-11-18 | 2022-05-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body assembly, compressor, and air conditioner |
-
2014
- 2014-09-22 CN CN201420545256.6U patent/CN204140418U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104389788A (en) * | 2014-09-22 | 2015-03-04 | 广东美芝制冷设备有限公司 | Compression mechanism for multi-cylinder rotary compressor and multi-cylinder rotary compressor |
| WO2022105304A1 (en) * | 2020-11-18 | 2022-05-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body assembly, compressor, and air conditioner |
| CN114526211A (en) * | 2022-03-01 | 2022-05-24 | 广东美芝制冷设备有限公司 | Compressor and compression system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20190922 |