CN201851362U - Scroll compressor's support and scroll compressor - Google Patents
Scroll compressor's support and scroll compressor Download PDFInfo
- Publication number
- CN201851362U CN201851362U CN2010205688528U CN201020568852U CN201851362U CN 201851362 U CN201851362 U CN 201851362U CN 2010205688528 U CN2010205688528 U CN 2010205688528U CN 201020568852 U CN201020568852 U CN 201020568852U CN 201851362 U CN201851362 U CN 201851362U
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- China
- Prior art keywords
- weld part
- welding
- scroll compressor
- support
- supporting portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000003466 welding Methods 0.000 claims abstract description 56
- 238000000265 homogenisation Methods 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 229910000679 solder Inorganic materials 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
- Rotary Pumps (AREA)
Abstract
The utility model discloses a support of a scroll compressor and a scroll compressor provided with the same, which comprises a middle support part and a welding part arranged on the circumferential direction of the support part, wherein a shaft hole is arranged on the support part along the axial direction, the outer side surface of the welding part is positioned on the same cylindrical surface, and a welding hole is arranged on the outer side surface of each welding part; and a plurality of notches are arranged in the circumferential direction of the supporting part, and the notches and the welding parts are arranged in a mutually crossed and spaced mode. Because each welding part is divided into independent parts by the notch, the welding deformation of the bracket is reduced, the stress homogenization effect is realized, and the brittle fracture at the welding point is reduced, so that the reliability of the whole compressor is improved, and the service life of the whole compressor is prolonged; moreover, on the premise of ensuring the welding strength of the compressor, the weight of the bracket is reduced, and the machining cost and the raw material cost of parts are saved.
Description
Technical field
The utility model relates to a kind of compressor, especially a kind of support of scroll compressor, and a kind of scroll compressor that this support is housed.
Background technique
Idle call totally enclosed type scroll compressor generally is made up of motor and pump housing two-part, and bent axle drives the compressor pump running under motor driving, realize the refrigerant gas compression.The pump housing of scroll compressor comprises moving scroll, fixed scroll, cross slip ring, upper bracket, lower support frame and bent axle, wherein, upper bracket and lower support frame are welded on the upper and lower in the housing respectively, and the two ends of bent axle are bearing in respectively in the axis hole on upper bracket and the lower support frame.Upper bracket and lower support frame are the parts of the main bearing load of scroll compressor as the supporting point of crankshaft two end, so the welding manner of support, welded structure and strength relationship the reliability and the life-span of scroll compressor complete machine.
The supporting structure of existing scroll compressor as shown in Figure 6, it comprises the supporting portion and the tubular weld part that is located on this supporting portion circumferential direction at middle part, on the supporting portion, in axial direction be provided with the axis hole that is used for supporting crankshaft, in the corresponding position of outer side surface and housing spot welding hole of weld part, be processed with the two row's welding holes that are arranged above and below.Add and adopt man-hour circumference spot welding mode that support and housing are fixed together.Though this welding manner has satisfied the support intensity requirement, make it can bear the work loads of compressor, but, because welding manner has increased the welding deformation of support greatly side by side up and down, and, concentrate relatively because of the solder joint ambient stress to make support easily produce brittle fracture, cause under some excess load operating mode, the support solder joint is easily loosening during the compressor real-world operation, even breaks away from housing, greatly reduces the reliability and the working life of compressor.
Summary of the invention
The purpose of this utility model is, a kind of support of scroll compressor is provided, and it can reduce welding deformation and play the stress homogenization, with the place's brittle fracture of minimizing solder joint, thereby improves compressor whole aircraft reliability and life-span.
Another purpose of the present utility model is, a kind of scroll compressor is provided, and its support can reduce welding deformation and play the stress homogenization, with the place's brittle fracture of minimizing support solder joint, thereby improves compressor whole aircraft reliability and life-span.
The support of a kind of scroll compressor that the utility model adopts, the supporting portion and the weld part that is located on this supporting portion circumferential direction that comprise the middle part, on described supporting portion, in axial direction be provided with axis hole, the outer side surface of described weld part all is positioned on the same cylndrical surface, and is equipped with welding hole on the outer side surface of each weld part; On the circumferential direction of described supporting portion, be provided with some breach, the mutual transpostion interval setting of this breach and described weld part.
By adopting said structure, because each weld part is divided into independent parts by breach, helps reducing the support welding deformation and play the stress homogenization, reduce the brittle fracture at solder joint place, thereby improve compressor whole aircraft reliability and life-span; And, under the prerequisite that guarantees the compressor weld strength, reduced the weight of support, saved the part machining cost and the cost of raw material.
Preferred version as technique scheme, each described weld part includes the first portion and the second portion of axial direction, greater than the length of this second portion on circumferential direction, and this first portion and this second portion are mutually "T"-shaped in the length on the circumferential direction in this first portion."T"-shaped weld part can further reduce the support welding deformation and reduce the concentrated influence to the soldering part brittle fracture of stress.
Improvement as above-mentioned preferred version, on the first portion of each described weld part and second portion, respectively be provided with 1 described welding hole, and the welding hole on the welding hole in all first portions and all second portion lays respectively on two planes of direction perpendicular to axial direction.Two welding holes lay respectively on the different piece of weld part, in welding process, can play the effect of stress homogenizing.
Improvement as above-mentioned preferred version, described first portion is connected as a single entity near first joint and the described supporting portion of an end through radially being provided with of described second portion, be provided with stiffening rib on described first joint, the two ends of this stiffening rib are connected as a single entity with the second portion and the described supporting portion of described weld part respectively.Stiffening rib is used to guarantee the rigidity requirement of support.
Further improvement as above-mentioned preferred version, the inner side surface of the first portion of all described weld parts is connected and forms a closed circle cambered surface, and described first joint is a ring-type, and this first joint and described weld part and described supporting portion surround an annular groove.During assembling, the cross slip ring is contained in the annular groove.
As another preferred version of technique scheme, the various piece of each described weld part is in the width unanimity of circumferential direction, and described welding hole is positioned at the middle part of this weld part, and all welding holes all are positioned on the plane of direction perpendicular to axial direction.Welding hole is positioned at the middle part of weld part, and during welding, stress mainly concentrates on two end faces up and down of weld part, causes the part symmetric deformation when stress is concentrated.
Improvement as above-mentioned preferred version, second joint and the described supporting portion of inner side surface middle part through radially being provided with of described weld part is connected as a single entity, be provided with stiffening rib on described second joint, the two ends of this stiffening rib are connected as a single entity with described weld part and described supporting portion respectively.
As the further improvement of above-mentioned preferred version, the diameter of described welding hole is 6～8mm, and the degree of depth is 1～1.5 mm, bottom hole angle degree 110～130 degree.Adopt the welding hole of this Dimensions, can make the weld strength of support satisfy the compressor demand.
A kind of scroll compressor of the present utility model, comprise housing, two supports and bent axle, these two supports are located at the upper and lower in the described housing respectively, these two supports include the supporting portion and the weld part that is located on this supporting portion circumferential direction at middle part, on described supporting portion, in axial direction be provided with axis hole, the two ends of described bent axle are bearing in respectively in the axis hole of supporting portion of these two supports, the outer side surface of the described weld part of each support is positioned on the same cylndrical surface, and be equipped with welding hole on the outer side surface of each weld part, this welding hole is by scolder and the welding of described housing; On the circumferential direction of described supporting portion, be provided with some breach, the mutual transpostion interval setting of this breach and described weld part.
Compared with prior art, the utlity model has following beneficial effect.
(1), support of the present utility model can reduce welding deformation, and can play the stress homogenization, the place's brittle fracture of minimizing solder joint.
(2), support of the present utility model in light weight, the machining cost and the cost of raw material are low.
(3), support and housing contact area be more, can prevent that welding slag from calling in the compressor housing.
Description of drawings
Fig. 1 is the stereogram that the utility model embodiment 1 sees from a direction.
Fig. 2 is the stereogram that the utility model embodiment 1 sees from another direction.
Fig. 3 is the stereogram that the utility model embodiment 2 sees from a direction.
Fig. 4 is the stereogram that the utility model embodiment 2 sees from another direction.
Fig. 5 is the structural representation of scroll compressor of the present utility model.
Fig. 6 is the stereogram of the support of existing scroll compressor.
Description of reference numerals: 1-support; The 11-supporting portion; The 11a-axis hole; The 12-weld part; 121-first portion; The 121a-arc surface; The 122-second portion; The 13-welding hole; 14-first joint; The 15-stiffening rib; The 16-breach; The 17-groove; 18-second joint; The 4-fixed scroll; 2-moves scroll; 3-cross slip ring; The 4-upper bracket; The 5-bent axle; The 6-rotor; The 7-housing; The 8-scolder; The 9-motor stator; The 10-outlet pipe.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.
As shown in Figure 5, be the schematic representation of scroll compressor that the foregoing description 1,2 is applied to.Scroll compressor mainly is made up of fixed scroll 4, moving scroll 2, cross slip ring 3, bent axle 5, rotor 6, motor stator 9, outlet pipe 10, housing 7 and two supports 1, two supports 1 are located at the upper and lower in the housing 7 respectively, the structure of the support 1 on top is as described in the embodiment 1, and the structure of the support 1 of bottom is as described in the embodiment 2.The two ends of bent axle 5 are bearing in respectively in the axis hole 11a of supporting portion 11 of two supports, and the welding hole 13 of the weld part 12 of two supports 1 bears the load of the scroll compressor pump housing and axle system through scolder 8 and housing 7 welding, guarantees that compressor runs well.
Only be specific embodiment of the utility model below, do not limit protection domain of the present utility model with this; Any replacement and the improvement done on the basis of not violating the utility model design all belong to protection domain of the present utility model.
Claims (10)
1. the support of a scroll compressor, the supporting portion and the weld part that is located on this supporting portion circumferential direction that comprise the middle part, on described supporting portion, in axial direction be provided with axis hole, the outer side surface of described weld part is positioned on the same cylndrical surface, and is equipped with welding hole on the outer side surface of each weld part; It is characterized in that: on the circumferential direction of described supporting portion, be provided with some breach, the mutual transpostion interval setting of this breach and described weld part.
2. the support of scroll compressor according to claim 1, it is characterized in that: each described weld part includes the first portion and the second portion of axial direction, greater than the length of this second portion on circumferential direction, and this first portion and this second portion are mutually "T"-shaped in the length on the circumferential direction in this first portion.
3. the support of scroll compressor according to claim 2, it is characterized in that: on the first portion of each described weld part and second portion, respectively be provided with 1 described welding hole, and the welding hole on the welding hole in all first portions and all second portion lays respectively on two planes of direction perpendicular to axial direction.
4. the support of scroll compressor according to claim 2, it is characterized in that: described first portion is connected as a single entity near first joint and the described supporting portion of an end through radially being provided with of described second portion, be provided with stiffening rib on described first joint, the two ends of this stiffening rib are connected as a single entity with the second portion and the described supporting portion of described weld part respectively.
5. the support of scroll compressor according to claim 4, it is characterized in that: the inner side surface of the first portion of all described weld parts is connected and forms a closed circle cambered surface, and described first joint is a ring-type, and this first joint and described weld part and described supporting portion surround an annular groove.
6. the support of scroll compressor according to claim 1, it is characterized in that: the various piece of each described weld part is in the width unanimity of circumferential direction, described welding hole is positioned at the middle part of this weld part, and all welding holes all are positioned on the plane of direction perpendicular to axial direction.
7. the support of scroll compressor according to claim 6, it is characterized in that: second joint and the described supporting portion of inner side surface middle part through radially being provided with of described weld part is connected as a single entity, be provided with stiffening rib on described second joint, the two ends of this stiffening rib are connected as a single entity with described weld part and described supporting portion respectively.
8. according to the support of the arbitrary described scroll compressor of claim 1 to 7, it is characterized in that: the diameter of described welding hole is 6～8mm, and the degree of depth is 1～1.5 mm, bottom hole angle degree 110～130 degree.
9. scroll compressor, comprise housing, two supports and bent axle, these two supports are located at the upper and lower in the described housing respectively, these two supports include the supporting portion and the weld part that is located on this supporting portion circumferential direction at middle part, on described supporting portion, in axial direction be provided with axis hole, the two ends of described bent axle are bearing in respectively in the axis hole of supporting portion of these two supports, the outer side surface of the described weld part of each support is positioned on the same cylndrical surface, and be equipped with welding hole on the outer side surface of each weld part, this welding hole is by scolder and the welding of described housing; It is characterized in that: on the circumferential direction of described supporting portion, be provided with some breach, the mutual transpostion interval setting of this breach and described weld part.
10. scroll compressor according to claim 9, it is characterized in that: each described weld part includes the first portion and the second portion of axial direction, greater than the length of this second portion on circumferential direction, and this first portion and this second portion are mutually "T"-shaped in the length on the circumferential direction in this first portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205688528U CN201851362U (en) | 2010-10-20 | 2010-10-20 | Scroll compressor's support and scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205688528U CN201851362U (en) | 2010-10-20 | 2010-10-20 | Scroll compressor's support and scroll compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201851362U true CN201851362U (en) | 2011-06-01 |
Family
ID=44093756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205688528U Expired - Lifetime CN201851362U (en) | 2010-10-20 | 2010-10-20 | Scroll compressor's support and scroll compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201851362U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966548A (en) * | 2011-08-29 | 2013-03-13 | 三洋电机株式会社 | Scroll compressor |
| CN105090033A (en) * | 2014-05-21 | 2015-11-25 | 三菱电机株式会社 | Method for manufacturing compressor |
-
2010
- 2010-10-20 CN CN2010205688528U patent/CN201851362U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966548A (en) * | 2011-08-29 | 2013-03-13 | 三洋电机株式会社 | Scroll compressor |
| CN102966548B (en) * | 2011-08-29 | 2016-08-17 | 三洋电机株式会社 | Scroll compression device |
| CN105090033A (en) * | 2014-05-21 | 2015-11-25 | 三菱电机株式会社 | Method for manufacturing compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110601 |
|
| CX01 | Expiry of patent term |