CN204511881U - Fixed scroll component and scroll compressor comprising same - Google Patents
Fixed scroll component and scroll compressor comprising same Download PDFInfo
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- CN204511881U CN204511881U CN201520147984.6U CN201520147984U CN204511881U CN 204511881 U CN204511881 U CN 204511881U CN 201520147984 U CN201520147984 U CN 201520147984U CN 204511881 U CN204511881 U CN 204511881U
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Abstract
A non-orbiting scroll member (10) is provided, the non-orbiting scroll member (10) including a non-orbiting scroll end plate (11), a non-orbiting scroll spiral blade (12) formed at one side of the non-orbiting scroll end plate, and a recess (20) formed at a substantial center of the non-orbiting scroll end plate (11), an exhaust port (14) and a pressure relief hole (16) near the exhaust port (14) being provided in an area of the recess (20), the exhaust port (14) being configured to discharge fluid compressed by the non-orbiting scroll member (10), the pressure relief hole (16) being configured to be in fluid communication with a compression chamber formed in the non-orbiting scroll member (10). Also, a scroll compressor (100) including a non-orbiting scroll member (10) is provided.
Description
Technical field
The utility model relates to one and determines scroll element, and relates more particularly to comprise the scroll compressor that this determines scroll element.
Background technique
The content of this part provide only the background information relevant to the disclosure, and it may not form prior art.
Because scroll compressor has ability to work extremely efficiently, thus scroll compressor is used as the compressor in refrigeration system and HVAC system more prevalently.Normally, scroll compressor is generally level pressure than compressing mechanism, in order to mate the system pressure ratio under different system operating mode, have employed many kinds of measures in the prior art.
Wherein a kind of measure is arrange relief hole in the position corresponding to roughly scroll molded line (corresponding to the molded line determining vortex spiral blade) middle part of determining vortex end plate and arrange Decompression valves (it is a kind of one-way valve) thereon, when reaching predetermined condensing pressure with the compressed fluid in compression chamber, Decompression valves is opened, thus make the fluid expulsion in this compression chamber thus avoid overcompression.By arranging this Decompression valves, the overcompression phenomenon even eliminated in scroll compressor significantly can be reduced.
Another kind of measure is in the central indentation of determining vortex end plate (it is also the part determining to form in vortex end plate exhaust passage), arrange outlet valve (it is a kind of one-way valve), outlet valve can be opened pressure to open according to the setting of outlet valve valve block, thus realizes higher pressure ratio.
At present, on common low voltage side scroll compressor, owing to determining floating seal component scroll element is provided with for sealing different pressures region, thus Decompression valves 4 directly cannot be installed to and determine vortex top, but need to be designed to two parts separated by determining scroll element, that is, determine vortex end plate 2 and cover plate 3, and by fastening piece Decompression valves 4 is arranged on and determines in the middle of vortex end plate 2 and cover plate 3, as shown in Figure 1.This makes, and its manufacture cost is higher, installation procedure is complicated, and owing to needing relief hole and high-pressure area and sealing between relief hole and area of low pressure and make the reliability of system poor.
At present, still there is the demand for determining scroll element and scroll compressor and improving further.
Model utility content
An object of the present utility model is to provide that a kind of arrangement space is more reasonable, manufacture cost is lower determines scroll element.
Another object of the present utility model be to provide a kind of assembling difficulty reduce determine scroll element.
Another object of the present utility model be to provide a kind of Performance And Reliability higher determine scroll element.
Another object of the present utility model is to provide all has determining scroll element and comprising this scroll compressor determining scroll element of greater efficiency in larger application area or when departing from vortex Design compression ratio.
One or more objects to achieve these goals, according to an aspect of the utility model mode of execution, provide one and determine scroll element, describedly determine scroll element and comprise and determine vortex end plate, be formed in and describedly determine determining vortex spiral blade and being formed in the described recess determining the substantial middle place of vortex end plate of vortex end plate side, relief opening and the relief hole near relief opening is provided with in the region of recess, relief opening is configured to discharge through the described fluid determining scroll element compression, and relief hole is configured to be communicated with the compression chamber fluid determining to be formed in scroll element.
By relief opening and relief hole being all arranged on this layout in the central indentation of determining vortex end plate, the space of determining scroll element can be made to arrange more reasonable.
According to the another aspect of the utility model mode of execution, describedly determine scroll element and also comprise the valve assembly be arranged in described recess, described valve assembly has the first valve block can closing and open relief opening and the second valve block can closing and open relief hole.
By outlet valve and Decompression valves being all arranged on exhaust zone of high pressure, without the need to cutting away half determining scroll element, thus reduce manufacture cost.Meanwhile, owing to only needing to make exhaust high-pressure area and determine nip territory in scroll element (pressure span residing for back pressure cavity) to isolate, thus without the need to using more Sealing, thus improve system reliability.
According to the another aspect of the utility model mode of execution, described first valve block and described second valve block are configured at one end form as one.
By the first valve block and the second valve block are formed in one end all-in-one-piece valve block, significantly reduce the amount of parts in valve assembly and the operation of valve assembly is installed.
According to the another aspect of the utility model mode of execution, determine scroll element and also comprise another relief hole be arranged in the region of recess, another relief hole is configured to be communicated with another compression chamber fluid determining to be formed in scroll element.
This set of another relief hole can make it possible to the space of more reasonably fixing in the recess of vortex end plate, also can regulate compression ratio further in addition.
According to the another aspect of the utility model mode of execution, described valve assembly has the first axially displaced valve guard of described first valve block of restriction and limits axially displaced described second valve guard of described second valve block, and the first valve guard and described second valve guard at one end form as one.
By this set, valve block can be prevented exceedingly to be shifted, thus protect valve block and extend its working life, and the quantity of component can be reduced further.
According to the another aspect of the utility model mode of execution, determine vortex spiral blade near relief opening, have molded line correction portion, described molded line correction portion is constructed so that the compression ratio that compression ratio that the molded line of molded line correction portion provides in unit length is greater than other molded line parts and provides in unit length.
By this molded line correction, relief opening and relief hole can be in recess, thus compression ratio relief hole can being provided more optimize control.
According to the another aspect of the utility model mode of execution, provide one and determine scroll element, this is determined scroll element and comprises and determine vortex end plate, be formed in and determine first of vortex end plate side and determine vortex spiral blade and second and determine vortex spiral blade and be formed in the recess at the substantial middle place determining vortex end plate, first determines vortex spiral blade and the second radial inner end of determining vortex spiral blade is connected to each other via joint, and in the region of recess of determining vortex end plate, be provided with the first relief hole of first row gas port and close first row gas port and the second relief hole of second exhaust port and close second exhaust port, first row gas port and second exhaust port are separately positioned on joint both sides, first row gas port is configured to discharge the fluid determining the compression chamber that vortex spiral blade is associated with first, second exhaust port is configured to discharge the fluid determining the compression chamber that vortex spiral blade is associated with second, first relief hole is configured to determine with first the compression chamber fluid that vortex spiral blade is associated and is communicated with, second pressure releasing structure becomes and second determines the compression chamber fluid that vortex spiral blade is associated and be communicated with.
All be arranged in central indentation portion by two relief openings and two relief holes that make two circle vortex, the space of two circle scroll element can be made to arrange more reasonable.
According to the another aspect of the utility model mode of execution, describedly determine scroll element and also comprise the first valve assembly and the second valve assembly, described first valve assembly has the first valve block can closing and open first row gas port and the second valve block can closing and open the first relief hole, and described second valve assembly has the first valve block can closing and open second exhaust port and the second valve block can closing and open the second relief hole.
By being provided be mated two independently outlet valves on two independently relief opening, providing larger air displacement, also can improve pressure ratio in addition.Due to the molded line feature of two circle vortex, relief hole can be designed to comparatively close to relief opening, thus Decompression valves and outlet valve all can be placed on and determine exhaust port area in vortex end plate (namely, exhaust zone of high pressure), this makes without the need to being split into two parts separated by determining scroll element, thus reduces manufacture cost.
According to the another aspect of the utility model mode of execution, described first valve assembly has and limits the first valve block in described first valve assembly and axially displaced the first valve guard of the second valve block and the second valve guard respectively, and described second valve assembly has and limits the first valve block in described second valve assembly and axially displaced described first valve guard of the second valve block and the second valve guard respectively.
According to the another aspect of the utility model mode of execution, the dish type valve block that first valve block of the first valve block in described first valve assembly in the second valve block and described second valve assembly forms as one together with the second valve block, described dish type valve block comprises the first annular ring, and the first valve block in the first valve block in described first valve assembly and the second valve block and described second valve assembly and the second valve block extend respectively in described first annular hoop.
By making four valve blocks form as one, the quantity of component can be reduced further and be more convenient to its assembling.
According to the another aspect of the utility model mode of execution, the dish type valve guard that first valve guard of the first valve guard in described first valve assembly in the second valve guard and described second valve assembly forms as one together with the second valve guard, described dish type valve guard comprises the second annular ring, and the first valve guard in the first valve guard in described first valve assembly and the second valve guard and described second valve assembly and the second valve guard extend internally from described second annular ring respectively.
By making four valve guards form as one, the quantity of component can be reduced further and be more convenient to its assembling.
The first valve block in described first valve assembly and the second valve block at one end form as one, the first valve block in described second valve assembly and the second valve block at one end form as one, the first valve guard in described first valve assembly and the second valve guard at one end form as one, and the first valve guard in described second valve assembly and the second valve guard at one end form as one.
According to the another aspect of the utility model mode of execution, determine scroll element and also comprise resilient member and annular seat component, the outer rim place, top of described first valve guard in described first valve assembly and the joint of described second valve guard is provided with first step portion, the outer rim place, top of described first valve guard in described second valve assembly and the joint of described second valve guard is provided with second step portion, on the step surface that one end of described resilient member is engaged in described first step portion respectively and on the step surface in described second step portion, the other end of described resilient member coordinates with described annular seat component.
By arranging stepped part on valve guard, can favourable locating face be provided for resilient member and provide support face for the installation of resilient member, thus the black box comprising resilient member and lip ring can more easily be assembled.
According to the another aspect of the utility model mode of execution, the first positioning hole is provided with in the first valve block in the first valve assembly and the joint of the second valve block, the second positioning hole is provided with in the first valve block in described second valve assembly and the joint of the second valve block, determine in the described recess of vortex end plate, to be provided with the first corresponding with described first positioning hole and described second positioning hole respectively mounting hole and the second mounting hole described, by the first locating stud and the second locating stud being inserted respectively described first positioning hole and described second positioning hole and inserting subsequently respectively in described first mounting hole and described second mounting hole respectively by described first valve block in described first valve block in described first valve assembly and described second valve block and described second valve assembly and described second valve block location.
By this set, valve block can be located more accurately.
According to the another aspect of the utility model mode of execution, the first valve guard mounting hole is provided with in described first valve guard in described first valve assembly and the joint of described second valve guard, the second valve guard mounting hole is provided with in described first valve guard in described second valve assembly and the joint of described second valve guard, described first valve block in described first valve assembly is provided with the first valve block mounting hole corresponding with described first valve guard mounting hole with the joint of described second valve block, described first valve block in described second valve assembly is provided with the second valve block mounting hole corresponding with described second valve guard mounting hole with the joint of described second valve block, described determine to be provided with in the described recess of vortex end plate the first corresponding with described first valve guard mounting hole and described first valve block mounting hole respectively fastener hole and respectively with described second valve guard mounting hole and corresponding the second fastener hole of described second valve block mounting hole, by the first fastening piece and the second fastening piece being inserted respectively described first valve guard mounting hole and described second valve guard mounting hole and inserting described first valve block mounting hole and described second valve block mounting hole subsequently respectively and be finally fastened in described first fastener hole and described second fastener hole respectively, and the first valve block in the first valve guard in described first valve assembly and the second valve guard and described first valve assembly and the second valve block are fastened to describedly determine the described recess of vortex end plate and the first valve block in the first valve guard in described second valve assembly and the second valve guard and described second valve assembly and the second valve block are fastened to the described described recess determining vortex end plate.
According to the another aspect of the utility model mode of execution, provide a kind of scroll compressor, what described scroll compressor comprised aforementioned aspect determines scroll element.
Accompanying drawing explanation
By the description referring to accompanying drawing, the feature and advantage of one or several mode of execution of the present utility model will become easier to understand.Accompanying drawing as described herein is only be not intended to limit scope of the present utility model by any way for purpose of explanation, and accompanying drawing is not drawn in proportion, and some features may be exaggerated or reduce to show the details of particular elements, in the accompanying drawings:
Fig. 1 is the three-dimensional exploded view determining scroll element being provided with two Decompression valvess in prior art;
Fig. 2 is the three-dimensional exploded view that the individual pen being provided with valve assembly of the first mode of execution of the present utility model determines scroll element;
Fig. 3 A is the plan view that the individual pen shown in Fig. 2 determines scroll element;
Fig. 3 B is the worm's eye view that the individual pen shown in Fig. 2 determines scroll element, it illustrates the involute surface through revising of the radial inner end of determining scroll element;
Fig. 4 is the three-dimensional exploded view being provided with two delineation scroll elements of two valve assemblys of the second mode of execution of the present utility model;
Fig. 5 A is the plan view of the two delineation scroll elements shown in Fig. 4, wherein, removes valve assembly in order to more be shown clearly in;
Fig. 5 B is the worm's eye view of the two delineation scroll elements shown in Fig. 4; And
Fig. 6 A shows the stereogram of the valve guard in the valve assembly in Fig. 4, and Fig. 6 B shows the plan view of the valve block in the valve assembly in Fig. 4;
Fig. 7 A shows the stereogram of the valve guard in the valve assembly of alternate embodiments of the present utility model, and Fig. 7 B shows the plan view of the valve block in the valve assembly of alternate embodiments of the present utility model; And
Fig. 8 shows and of the present utility modelly comprises the scroll compressor determining scroll element.
Embodiment
Be only exemplary to the description of each mode of execution of the utility model below, and be never the restriction to mode of execution of the present utility model and application thereof.Adopt identical reference character to represent identical parts in various figures, and for the structure of same parts by no longer repeated description.
First the individual pen describing the first mode of execution of the present utility model with reference to Fig. 2 and Fig. 3 A-3B determines scroll element.Fig. 2 is the three-dimensional exploded view that the individual pen being provided with valve assembly of the first mode of execution of the present utility model determines scroll element; Fig. 3 A is the plan view that the individual pen shown in Fig. 2 determines scroll element; Fig. 3 B is the worm's eye view that the individual pen shown in Fig. 2 determines scroll element.
With reference to Fig. 2 and Fig. 3 A-3B, the scroll element 10 of determining according to the first mode of execution comprises and determines vortex end plate 11, is formed in and determines determining vortex spiral blade 12 and being formed in the recess 20 at the substantial middle place determining vortex end plate 11 of vortex end plate 11 side.In the region of recess 20, be provided with relief opening 14 and the relief hole 16 near relief opening 14, relief opening 14 is configured to discharge the fluid compressed through determining scroll element 10, and relief hole 16 is configured to be communicated with the compression chamber fluid determining to be formed in scroll element 10.
Determine scroll element 10 and comprise valve assembly 30 in the region being arranged on recess 20 further, this valve assembly 30 comprises valve block 40, valve block 40 has the first valve block (exhaust valve plate) 42 and the second valve block (pressure release valve block) 44 that one end forms as one, first valve block 42 covers relief opening 14 and can move between the closed position of closing relief opening 14 and the open position opening relief opening 14, and the second valve block 44 covers relief hole 16 and can move between the closed position of closing relief hole 16 and the open position opening relief hole 16.In addition, this valve assembly 30 also comprises valve guard 50, valve guard 50 has the first valve guard (exhaust valve guard) 52 and the second valve guard (pressure release valve guard) 54 that one end forms as one, first valve guard 52 limits the axially displaced of the first valve block 42, second valve guard 54 limits the axially displaced of the second valve block 44, and the first valve guard 52 and the second valve guard 54 at one end form as one.
In the first embodiment, the vortex spiral blade 12 of determining determining scroll element 10 has molded line correction portion near relief opening, and this molded line correction portion is constructed so that the compression ratio that compression ratio that the molded line of this molded line correction portion provides in unit length is greater than other molded line parts and provides in unit length.This molded line correction can make relief opening and relief hole all be in the region of recess 20, thus compression ratio relief hole can being provided more optimize controls.
Preferably, determine scroll element 10 and also comprise another relief hole 18 in the region being arranged on described recess 20, another relief hole 18 is configured to be communicated with another compression chamber fluid determining to be formed in scroll element 10.Valve assembly 30 also comprises the 3rd valve block (auxiliary pressure relief valve sheet) 46 for covering another relief hole 18, and valve assembly 30 also comprises for limiting the 3rd axially displaced valve guard of the 3rd valve block 46 (auxiliary pressure relief valve gear) 56.
In addition, determine scroll element 10 and also comprise resilient member (not shown) and annular seat component (not shown), the outer rim place, top of the joint of the first valve guard 52 and the second valve guard 54 is provided with stepped part (not shown), wherein, the one end fits of resilient member is on the step surface of stepped part, and the other end of resilient member coordinates with annular seat component.Although be not shown specifically, can understand the setting of black box better with reference to Fig. 4, the resilient member in Fig. 4 and lip ring are arranged in a similar fashion.
In addition, positioning hole 40H is provided with in the joint of the first valve block 42 and the second valve block 44, the first mounting hole (not shown) corresponding with positioning hole 40H is provided with, by locating stud (locating stud) being inserted positioning hole 40H and inserting subsequently in the first mounting hole and the first valve block 42 and the second valve block 44 are located in the region of recess 20 of determining vortex end plate 11.In the present embodiment, the quantity of positioning hole 40H and the first mounting hole is two, but the quantity of positioning hole 40H and the first mounting hole is not limited to two, and they also can more than two, as long as can positioning instant can exactly by valve block 40.
In addition, positioning hole 56H is provided with in the 3rd valve block 56, the second mounting hole (not shown) corresponding with positioning hole 56H is provided with, by locating stud (locating stud) being inserted positioning hole 56H and inserting subsequently in the second mounting hole and located by the 3rd valve block 56 in the region of recess 20 of determining vortex end plate 11.In the present embodiment, the quantity of positioning hole 56H and the second mounting hole is two, but the quantity of positioning hole 56H and the second mounting hole is not limited to two, and they also can more than two, as long as can positioning instant can exactly by valve block 56.
In addition, valve guard mounting hole (not shown) is provided with in the joint of the first valve guard 52 and the second valve guard 54, the valve block mounting hole 40MH corresponding with valve guard mounting hole is provided with in the joint of the first valve block 42 with the second valve block 44, the fastener hole (not shown) corresponding with valve guard mounting hole and valve block mounting hole 40MH is provided with in the region of recess 20 of determining vortex end plate 11, by fastening piece FC being inserted valve guard mounting hole and inserting valve block mounting hole 40MH subsequently and be finally fastened in fastener hole, the first valve guard 52 and the second valve guard 54 and the first valve block 42 are fastened to described second valve block 44 recess determining scroll element.
In addition, valve guard mounting hole (not shown) is provided with in the 3rd valve guard 56, the valve block mounting hole 56MH corresponding with valve guard mounting hole is provided with in the 3rd valve block 46, in the region of recess 20 of determining vortex end plate 11, be provided with the fastener hole (not shown) corresponding with valve guard mounting hole and valve block mounting hole 56MH, by fastening piece FC being inserted valve guard mounting hole and inserting valve block mounting hole 56MH subsequently and be finally fastened in fastener hole, the 3rd valve guard 56 and the 3rd valve block 46 be fastened to the recess 20 determining scroll element.
In the first embodiment, by relief opening and relief hole being all arranged on this layout in the central indentation of determining vortex end plate, the space of determining scroll element can be made to arrange more reasonable.
In addition, outlet valve and Decompression valves all can be arranged on exhaust zone of high pressure, thus without the need to cutting away half determining scroll element, it reduce manufacture cost.Meanwhile, owing to only needing to make exhaust high-pressure area and determine nip territory in scroll element (pressure span residing for back pressure cavity) to isolate, thus without the need to using more Sealing, thus improve system reliability.
In addition, by exhaust valve plate and pressure release valve block being made the valve block of one, and by exhaust valve guard and pressure release valve guard being made the valve guard of one, significantly reducing the amount of parts in valve assembly and installation procedure, outlet valve and Decompression valves are more easily assembled.
In addition, owing to being provided with outlet valve and Decompression valves simultaneously, thus greatly can improve deficient compression phenomena and overcompression phenomenon, thus make scroll compressor in larger application area, have greater efficiency and therefore achieve the expansion of scroll compression ratio.
By arranging stepped part on valve guard, can favourable locating face be provided for resilient member and provide support face for the installation of resilient member, thus the black box comprising resilient member and lip ring can more easily be assembled.
Two delineation scroll elements of the second mode of execution of the present utility model are described referring now to Fig. 4, Fig. 5 A-5B and Fig. 6 A-Fig. 6 B.Fig. 4 is the three-dimensional exploded view being provided with two delineation scroll elements of two valve assemblys of the second mode of execution of the present utility model, Fig. 5 A is the plan view of the two delineation scroll elements shown in Fig. 4, Fig. 5 B is the worm's eye view of the two delineation scroll elements shown in Fig. 4, Fig. 6 A shows the stereogram of the valve guard in the valve assembly in Fig. 4, and Fig. 6 B shows the plan view of the valve block in the valve assembly in Fig. 4.
The difference of the second mode of execution and the first mode of execution is that scroll element is two structure and set two valve assemblys of enclosing scroll element, thus in this second embodiment, these differences will be described emphatically, and omit the description to these parts identical with parts in the first mode of execution.
In order to provide the demand of more huge discharge in predetermined installing space, proposing a kind of two circle scroll compression body, that is, determining scroll element and there are two volution blades (also referred to as two circle vortex).In addition, determining to be provided with in vortex end plate two independently relief opening and being provided with on these two independently relief opening be mated two independently outlet valves, thus providing larger air displacement, also can improve pressure ratio in addition.Due to the molded line feature of two circle vortex, relief hole can be designed to comparatively close to relief opening, thus Decompression valves and outlet valve all can be placed on and determine exhaust port area in vortex end plate (namely, exhaust zone of high pressure), this makes without the need to being split into two parts separated by determining scroll element.
In this second embodiment, determine scroll element 10A to comprise and determine vortex end plate 11A, be formed in and determine first of vortex end plate side and determine vortex spiral blade 12A and second and determine vortex spiral blade 12B and be formed in the recess 20A at the substantial middle place determining vortex end plate 11A, first determines the radial inner end that vortex spiral blade 12A and second determines vortex spiral blade 12B is connected to each other via joint 12C, and in the region of recess 20A of determining vortex end plate 11A, be provided with first row gas port 14A and the first relief hole 16A and second exhaust port 14B near first row gas port 14A and the second relief hole 16B near second exhaust port 14B, first row gas port 14A and second exhaust port 14B is separately positioned on joint 12C both sides, first row gas port 14A is configured to discharge the fluid determining the compression chamber that vortex spiral blade 12A is associated with first, second exhaust port 14B is configured to discharge the fluid determining the compression chamber that vortex spiral blade 12B is associated with second, first relief hole 16A is configured to determine with first the compression chamber fluid that vortex spiral blade 12A is associated and is communicated with, second pressure release 16B is configured to determine with second the compression chamber fluid that vortex spiral blade 12B is associated and is communicated with.
In addition, determine scroll element 10A and also comprise the first valve assembly 30A and the second valve assembly 30B, first valve assembly 30A has the first valve block 42 can closing and open first row gas port 14A and second valve block 46, the second valve assembly 30B that can close and open the first relief hole 16A has the first valve block 42 can closing and open second exhaust port 14B and the second valve block 46 can closing and open the second relief hole 16A.
In addition, first valve assembly 30A has and limits the first valve block 42 in the first valve assembly 30A and axially displaced the first valve guard 52 of the second valve block 44 and the second valve guard 54, second valve assembly 30B respectively and have and limit the first valve block 42 in the second valve assembly 30B and axially displaced the first valve guard 52 and the second valve guard 54 of the second valve block 44 respectively.
In addition, the first valve block 42 in first valve assembly 30A and the second valve block 44 at one end form as one, the first valve block 42 in second valve assembly 30B and the second valve block 44 at one end form as one, the first valve guard 52 in first valve assembly 30A and the second valve guard 54 at one end form as one, and the first valve guard 52 in the second valve assembly 30B and the second valve guard 54 at one end form as one.
In addition, determine scroll element 10A and also comprise resilient member 60 and annular seat component S, the outer rim place, top of the first valve guard 52 in the first valve assembly 30A and the joint of the second valve guard 54 is provided with first step portion 50S, the outer rim place, top of the first valve guard 52 in the second valve assembly 30B and the joint of the second valve guard 54 is provided with second step portion 50S, on the step surface that one end of resilient member 60 is engaged in first step portion 50S respectively and on the step surface of second step portion 50S, the other end of resilient member 60 coordinates with annular seat component S.
Preferably, the first positioning hole 40H is provided with in the first valve block 42 in the first valve assembly 30A and the joint of the second valve block 44, the second positioning hole 40H is provided with in the first valve block 42 in the second valve assembly 30B and the joint of the second valve block 44, the first corresponding with the first positioning hole 40H and the second positioning hole 40H respectively mounting hole 11H and the second mounting hole 11H is provided with in the recess 20A determining vortex end plate 11A, respectively the first valve block 42 in the first valve block 42 in the first valve assembly 30A and the second valve block 44 and the second valve assembly 30B and the second valve block 44 first valve block 42 and the second valve block 44 are located by the first locating stud 31 and the second locating stud 31 being inserted respectively the first positioning hole 40H and the second positioning hole 40H and inserting subsequently respectively in the first mounting hole 11H and the second mounting hole 11H.
Preferably, the first valve guard mounting hole 50H is provided with in the first valve guard 52 in the first valve assembly 30A and the joint of the second valve guard 54, the second valve guard mounting hole 50H is provided with in the first valve guard 52 in the second valve assembly 30B and the joint of the second valve guard 54, the first valve block 42 in the first valve assembly 30A be provided with the first valve block mounting hole 40MH corresponding with the first valve guard mounting hole 50H in the joint of the second valve block 44, the first valve block 42 in the second valve assembly 30B be provided with the second valve block mounting hole 40MH corresponding with the second valve guard mounting hole 50H in the joint of the second valve block 44, the first corresponding with the first valve guard mounting hole 50H and the first valve block mounting hole 40MH respectively fastener hole 11TH and the second corresponding with the second valve guard mounting hole 50H and the second valve block mounting hole 40MH respectively fastener hole 11TH is provided with in the recess 20A determining vortex end plate 11A, by the first fastening piece FC and the second fastening piece FC being inserted respectively the first valve guard mounting hole 50H and the second valve guard mounting hole 50H and inserting the first valve block mounting hole 40MH and the second valve block mounting hole 40MH subsequently respectively and be finally fastened in the first fastener hole 11TH and the second fastener hole 11TH respectively, and the first valve block 42 in the first valve guard 52 in the first valve assembly 30A and the second valve guard 54 and the first valve assembly 30A and the second valve block 44 are fastened to the recess 20A that determines vortex end plate 11A and the first valve block 42 in the first valve guard 52 in the second valve assembly 30A and the second valve guard 54 and the second valve assembly 30A and the second valve block 44 are fastened to the recess 20A determining vortex end plate 11A.
Preferably, the lower surface of valve guard 50 increases towards radially inner side apart from the distance of the upper surface of valve block 40 gradually from radial outside, thus provides space, as shown in fig. 6 towards the movement of described open position for valve block 40.
Referring now to Fig. 7 A-7B, alternate embodiments of the present utility model is described.Fig. 7 A shows the stereogram of the valve guard in the valve assembly of alternate embodiments of the present utility model, and Fig. 7 B shows the plan view of the valve block in the valve assembly of alternate embodiments of the present utility model.
In alternate embodiments, the dish type valve block 70 that first valve block 42 of the first valve block 42 in first valve assembly 30A in the second valve block 44 and the second valve assembly 30B forms as one together with the second valve block 44, dish type valve block 70 comprises the first annular ring 70C, the first valve block 42 in the first valve block 42 in first valve assembly 30A and the second valve block 44 and the second valve assembly 30B and the second valve block 44 extend internally from the first annular ring 70C, respectively to cover first row gas port 14A and the first relief hole 14B and second exhaust port 16A and the second relief hole 16B respectively.
In addition, the dish type valve guard 80 that first valve guard 52 of the first valve guard 52 in first valve assembly 30A in the second valve guard 54 and the second valve assembly 30B forms as one together with the second valve guard 54, dish type valve guard 80 comprises the second annular ring 80C, the first valve guard 52 in the first valve guard 52 in first valve assembly 30A and the second valve guard 54 and the second valve assembly 30B and the second valve guard 54 extend internally from the second annular ring 80C respectively, to limit the axially displaced of the first valve block 42 in the first valve block 42 in the first valve assembly 30A and the second valve block 44 and the second valve assembly 30B and the second valve block 44 respectively.
By the dish type valve block that the valve block in two valve assemblys is formed as one and the dish type valve guard that the valve guard in two valve assemblys is formed as one, the quantity of component can be reduced further, thus manufacture cost can be reduced further and reduce installation procedure.
Preferably, the first valve block 42 in first valve assembly 30A and the second valve block 44 relative to each other extend internally along roughly contrary direction from the first annular ring 70C, the first valve block 42 in second valve assembly 30B and the second valve block 44 relative to each other extend internally along roughly contrary direction from the first annular ring 70C, and, the first valve guard 52 in first valve assembly 30A and the second valve guard 54 relative to each other extend internally along roughly contrary direction from the second annular ring 80C, the first valve guard 52 in second valve assembly 30B and the second valve guard 54 relative to each other extend internally along roughly contrary direction from the second annular ring 80C.
By this layout, the space in dish type valve block and dish type valve guard can be made more to optimize, and stressed more balanced when dish type valve block is opened, also make dish type valve guard at restriction dish type valve shaft to stressed more balanced during displacement.
In addition, provide a kind of scroll compressor 100 according to the utility model, it comprises described abovely determines scroll element 10 or 10A, as shown in Figure 8.
Above with reference to drawings describing numerous embodiments of the present utility model, but it should be appreciated by those skilled in the art that and can make further modification and/or improvement to aspects more of the present utility model.
Although described various mode of execution of the present utility model in detail at this, but should be appreciated that the utility model is not limited to the embodiment described in detail and illustrate here, other modification and variant can be realized when not departing from essence of the present utility model and scope by those skilled in the art.All these modification and variant all fall in scope of the present utility model.And all components described here can be replaced by component equivalent in other technologies.
Claims (18)
1. determine scroll element (10) for one kind, describedly determine scroll element (10) and comprise and determine vortex end plate (11), be formed in and describedly determine determining vortex spiral blade (12) and being formed in the described recess (20) determining the substantial middle place of vortex end plate (11) of vortex end plate side, it is characterized in that, relief opening (14) and the relief hole (16) near described relief opening (14) is provided with in the region of described recess (20), described relief opening (14) is configured to discharge through the described fluid determined scroll element (10) and compress, described relief hole (16) is configured to be communicated with the described compression chamber fluid determining to be formed in scroll element (10).
2. according to claim 1ly determine scroll element (10), it is characterized in that, describedly determine scroll element (10) and also comprise valve assembly (30) in the region being arranged on described recess (20), described valve assembly (30) has the first valve block (42) can closing and open described relief opening (14) and the second valve block (46) can closing and open described relief hole (16).
3. according to claim 2ly determine scroll element (10), it is characterized in that, described first valve block (42) and described second valve block (44) are configured at one end form as one.
4. according to claim 1ly determine scroll element (10), it is characterized in that, describedly determine scroll element (10) and also comprise another relief hole (18) in the region being arranged on described recess (20), described another relief hole (18) is configured to be communicated with described another compression chamber fluid determining to be formed in scroll element (10).
5. according to claim 3ly determine scroll element (10), it is characterized in that, described valve assembly (30) has axially displaced the first valve guard (52) of described first valve block (42) of restriction and limits axially displaced the second valve guard (54) of described second valve block (44), and described first valve guard (52) and described second valve guard (54) at one end form as one.
6. according to claim 5ly determine scroll element (10), it is characterized in that, positioning hole (40H) is provided with in the joint of described first valve block (42) with described second valve block (44), determine to be provided with first mounting hole corresponding with described positioning hole (40H) in the region of the described recess (20) of vortex end plate (11) described, by locating stud being inserted described positioning hole (40H) and inserting described first valve block (42) and described second valve block (44) location subsequently in described first mounting hole.
7. according to claim 6ly determine scroll element (10), it is characterized in that, valve guard mounting hole is provided with in the joint of described first valve guard (52) with described second valve guard (54), the valve block mounting hole (40MH) corresponding with described valve guard mounting hole is provided with in the joint of described first valve block (42) with described second valve block (44), determine to be provided with the fastener hole corresponding with described valve guard mounting hole and described valve block mounting hole (40MH) in the region of the described recess (20) of vortex end plate (11) described, by fastening piece (FC) being inserted described valve guard mounting hole and inserting described valve block mounting hole (40MH) subsequently and to be finally fastened in described fastener hole, described first valve guard (52) and described second valve guard (54) and described first valve block (42) and described second valve block (44) are fastened to the described described recess (20) determining vortex end plate (11).
8. according to any one of claim 1-7, determine scroll element (10), it is characterized in that, describedly determine vortex spiral blade (12) have molded line correction portion near described relief opening (14), described molded line correction portion is constructed so that the compression ratio that compression ratio that the molded line of described molded line correction portion provides in unit length is greater than other molded line parts and provides in unit length.
9. determine scroll element (10A) for one kind, it is characterized in that, describedly determine scroll element (10A) and comprise and determine vortex end plate (11A), be formed in and describedly determine first of vortex end plate side and determine vortex spiral blade (12A) and second and determine vortex spiral blade (12B) and be formed in the described recess (20A) determining the substantial middle place of vortex end plate (11A), described first determines the radial inner end that vortex spiral blade (12A) and described second determines vortex spiral blade (12B) is connected to each other via joint (12C), and
Determine in the region of the described recess (20A) of vortex end plate (11A), to be provided with first relief hole (16A) of first row gas port (14A) and close described first row gas port (14A) and second relief hole (16B) of second exhaust port (14B) and close described second exhaust port (14B) described, described first row gas port (14A) and described second exhaust port (14B) are separately positioned on described joint (12C) both sides, described first row gas port (14A) is configured to discharge the fluid determining the compression chamber that vortex spiral blade (12A) is associated with described first, described second exhaust port (14B) is configured to discharge the fluid determining the compression chamber that vortex spiral blade (12B) is associated with described second, described first relief hole (16A) is configured to determine with described first the compression chamber fluid that vortex spiral blade (12A) is associated and is communicated with, described second relief hole (16B) is configured to determine with described second the compression chamber fluid that vortex spiral blade (12B) is associated and is communicated with.
10. according to claim 9ly determine scroll element (10A), it is characterized in that, describedly determine scroll element (10A) and also comprise the first valve assembly (30A) and the second valve assembly (30B), described first valve assembly (30A) has the first valve block (42) can closing and open first row gas port (14A) and the second valve block (46) can closing and open the first relief hole (16A), described second valve assembly (30B) has the first valve block (42) can closing and open second exhaust port (14B) and the second valve block (46) can closing and open the second relief hole (16A).
11. according to claim 10ly determine scroll element (10A), it is characterized in that, described first valve assembly (30A) has and limits the first valve block (42) in described first valve assembly (30A) and axially displaced the first valve guard (52) of the second valve block (44) and the second valve guard (54) respectively, and described second valve assembly (30B) has and limits the first valve block (42) in described second valve assembly (30B) and axially displaced the first valve guard (52) of the second valve block (44) and the second valve guard (54) respectively.
12. according to claim 11ly determine scroll element (10A), it is characterized in that, the dish type valve block (70) that the first valve block (42) in the first valve block (42) in described first valve assembly (30A) and the second valve block (44) and described second valve assembly (30B) and the second valve block (44) form as one together, described dish type valve block (70) comprises the first annular ring (70C), the first valve block (42) in the first valve block (42) in described first valve assembly (30A) and the second valve block (44) and described second valve assembly (30B) and the second valve block (44) extend internally from described first annular ring (70C) respectively.
13. according to claim 12ly determine scroll element (10A), it is characterized in that, the dish type valve guard (80) that the first valve guard (52) in the first valve guard (52) in described first valve assembly (30A) and the second valve guard (54) and described second valve assembly (30B) and the second valve guard (54) form as one together, described dish type valve guard (80) comprises the second annular ring (80C), the first valve guard (52) in the first valve guard (52) in described first valve assembly (30A) and the second valve guard (54) and described second valve assembly (30B) and the second valve guard (54) extend internally from described second annular ring (80C) respectively.
14. according to claim 11ly determine scroll element (10A), it is characterized in that, the first valve block (42) in described first valve assembly (30A) and the second valve block (44) at one end form as one, the first valve block (42) in described second valve assembly (30B) and the second valve block (44) at one end form as one, the first valve guard (52) in described first valve assembly (30A) and the second valve guard (54) at one end form as one, the first valve guard (52) in described second valve assembly (30B) and the second valve guard (54) at one end form as one.
15. according to claim 14ly determine scroll element (10A), it is characterized in that, describedly determine scroll element (10A) and also comprise resilient member (60) and annular seat component (S), the first valve guard (52) in described first valve assembly (30A) is provided with first step portion (50S) with the outer rim place, top of the joint of the second valve guard (54), the first valve guard (52) in described second valve assembly (30B) is provided with second step portion (50S) with the outer rim place, top of the joint of the second valve guard (54), on the step surface that one end of described resilient member (60) is engaged in described first step portion (50S) respectively and on the step surface of described second step portion (50S), the other end of described resilient member (60) coordinates with described annular seat component (S).
16. according to claim 14ly determine scroll element (10A), it is characterized in that, the first positioning hole (40H) is provided with in the first valve block (42) in described first valve assembly (30A) and the joint of the second valve block (44), the second positioning hole (40H) is provided with in the first valve block (42) in described second valve assembly (30B) and the joint of the second valve block (44), determine in the described recess (20A) of vortex end plate (11A), to be provided with the first mounting hole (11H) corresponding with described first positioning hole (40H) and described second positioning hole (40H) respectively and the second mounting hole (11H) described, by the first locating stud (31) and the second locating stud (31) being inserted respectively described first positioning hole (40H) and described second positioning hole (40H) and inserting subsequently respectively in described first mounting hole (11H) and described second mounting hole (11H) respectively by the first valve block (42) in the first valve block (42) in described first valve assembly (30A) and the second valve block (44) and described second valve assembly (30B) and the second valve block (44) location.
17. according to claim 16ly determine scroll element (10A), it is characterized in that, the first valve guard mounting hole (50H) is provided with in the first valve guard (52) in described first valve assembly (30A) and the joint of the second valve guard (54), the second valve guard mounting hole (50H) is provided with in the first valve guard (52) in described second valve assembly (30B) and the joint of the second valve guard (54), the first valve block (42) in described first valve assembly (30A) be provided with the first valve block mounting hole (40MH) corresponding with described first valve guard mounting hole (50H) in the joint of the second valve block (44), the first valve block (42) in described second valve assembly (30B) be provided with the second valve block mounting hole (40MH) corresponding with described second valve guard mounting hole (50H) in the joint of the second valve block (44), described determine to be provided with in the described recess (20A) of vortex end plate (11A) the first fastener hole (11TH) corresponding with described first valve guard mounting hole (50H) and described first valve block mounting hole (40MH) respectively and respectively with described second valve guard mounting hole (50H) and corresponding the second fastener hole (11TH) of described second valve block mounting hole (40MH), by the first fastening piece (FC) and the second fastening piece (FC) being inserted respectively described first valve guard mounting hole (50H) and described second valve guard mounting hole (50H) and inserting described first valve block mounting hole (40MH) and described second valve block mounting hole (40MH) subsequently respectively and be finally fastened in described first fastener hole (11TH) and described second fastener hole (11TH) respectively, and the first valve block (42) in the first valve guard (52) in described first valve assembly (30A) and the second valve guard (54) and described first valve assembly (30A) and the second valve block (44) are fastened to describedly determine the described recess (20A) of vortex end plate (11A) and the first valve block (42) in the first valve guard (52) in described second valve assembly (30A) and the second valve guard (54) and described second valve assembly (30A) and the second valve block (44) are fastened to the described described recess (20A) determining vortex end plate (11A).
18. 1 kinds of scroll compressors (100), it is characterized in that, described scroll compressor (100) comprises determines scroll element (10A) described in any one of determining in scroll element (10) or claim 9 to 17 described in any one in claim 1 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520147984.6U CN204511881U (en) | 2015-03-16 | 2015-03-16 | Fixed scroll component and scroll compressor comprising same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520147984.6U CN204511881U (en) | 2015-03-16 | 2015-03-16 | Fixed scroll component and scroll compressor comprising same |
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| CN204511881U true CN204511881U (en) | 2015-07-29 |
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