CN204921293U - Enclosed compressor - Google Patents
Enclosed compressor Download PDFInfo
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- CN204921293U CN204921293U CN201520566698.3U CN201520566698U CN204921293U CN 204921293 U CN204921293 U CN 204921293U CN 201520566698 U CN201520566698 U CN 201520566698U CN 204921293 U CN204921293 U CN 204921293U
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- piston
- supporting sleeve
- cylinder body
- bent axle
- frame
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Abstract
(B, ) the utility model discloses a (B, ) (b) enclosed compressor, including frame, bent axle, piston compressor structure, stator and rotor, the bent axle has eccentric portion, balance portion and directaxis portion, has seted up first mounted position and second mounted position in the frame, and a hollow support cover can be installed at first mounted position with dismantling, piston compressor constructs the piston that includes the cylinder body and can follow cylinder body inner wall axial displacement, and the cylinder body can be installed at the second mounted position with dismantling, and off -centre portion is upward articulated to install a connecting rod that has bulb portion, and bulb portion is connected to the piston. The support cover that will be used for installing the directaxis portion of bent axle sets up as the independent parts that can dismantle with the cylinder body that supplies the piston to move, only needs to carry out finish machining to the internal face that supports cover and cylinder body, and the processing technology who has reduced the frame requires and the technology cost, only need change corresponding support cover or cylinder body during the change, need not to change whole frame, reduces and uses the cost, and then reduce whole cooling system's maintenance cost. (B, )
Description
Technical field
the utility model relates to a kind of hermetic compressor.
Background technique
hermetic compressor is the conventional constituent element of cooling system, it generally comprises frame, bent axle and piston, in conventional art, as patent CN201943958U, its structure is in frame, directly offer the very high bent axle through hole for crank rotation of required precision and the piston cylinder (real is perforate) for piston movement, and due to the structure of frame more complicated, and in irregularly shaped, when causing the hole offering high-precision requirement thereon, complex process, cost are high, further, need change whole frame during replacing, application cost is higher.
Model utility content
for the technical deficiency of above-mentioned existence, the purpose of this utility model is to provide a kind of hermetic compressor, the cylinder body of the supporting sleeve and the movement of confession piston that are used for installing bent axle is set to the individual components that can dismantle, simplify processing technology, and can precision be improved, and only two parts are changed separately when needing, can application cost be reduced.
for solving the problems of the technologies described above, the utility model adopts following technological scheme:
the first scheme:
a kind of hermetic compressor, comprise frame, bent axle, piston compression mechanism, stators and rotators, described bent axle has eccentric part, balance portion and d-axis portion, described frame offers the first mounting point and the second mounting point, the supporting sleeve of one hollow releasably can be arranged on the first described mounting point, described d-axis portion is arranged in described supporting sleeve and part protrudes from outside described supporting sleeve, supporting sleeve described in part stretches out outside described frame and described stator is fixedly mounted on the periphery wall of the supporting sleeve described in this part, described rotor is assemblied in the periphery of described stator, the d-axis portion of described rotor and described bent axle fixes, the piston that described piston compression mechanism comprises cylinder body and can move axially along described inboard wall of cylinder block, described cylinder body releasably can be arranged on the second described mounting point, described piston is positioned at described cylinder body, be provided with a connecting rod between described bent axle and described piston, an end of described connecting rod is hingedly mounted on described eccentric part, the other end is supported on described piston by a joint shaft bearing.
preferably, described joint shaft bearing comprises inner ring and outer ring, and described outer ring is fixed on described piston, and the other end and the described inner ring of described connecting rod are fixedly connected.
preferably, described outer ring is wholely set mutually with described piston.
preferably, described inner ring is wholely set mutually with described connecting rod.
preferably, one end of described supporting sleeve has the flange that can be pushed against the circumference in described frame and extend out.
first scheme:
a kind of hermetic compressor, comprise frame, bent axle, piston compression mechanism, stators and rotators, described bent axle has eccentric part, balance portion and d-axis portion, described frame offers the first mounting point and the second mounting point, the supporting sleeve of one hollow releasably can be arranged on the first described mounting point, described d-axis portion is arranged in described supporting sleeve and part protrudes from outside described supporting sleeve, supporting sleeve described in part stretches out outside described frame and described stator is fixedly mounted on the periphery wall of the supporting sleeve described in this part, described rotor is assemblied in the periphery of described stator and fixes with the d-axis portion described in protruding from outside described supporting sleeve, the piston that described piston compression mechanism comprises cylinder body and can move axially along described inboard wall of cylinder block, described cylinder body releasably can be arranged on the second described mounting point, described piston is positioned at described cylinder body, hinged on described eccentric part a connecting rod is installed, the end of described connecting rod is ball head, described piston is provided with socket portion, and described ball head is arranged in described socket portion.
preferably, described socket portion is positioned at described piston on a side of described eccentric part, described piston is equipped with a back-up ring, forms the space of rotating for described ball head between described back-up ring and described socket portion.
preferably, one end of described supporting sleeve has the flange that can be pushed against the circumference in described frame and extend out.
the beneficial effects of the utility model are: will be used for the supporting sleeve in the d-axis portion of installing bent axle and supply the cylinder body of piston movement to be set to the individual components that can dismantle, fine finishing is carried out to the internal face of supporting sleeve and cylinder body, break away from the cylinder bore relying on honing and could realize, supporting trepanning fine finishing mode, plain grinding mode can realize the fine finishing of this some holes, utilizing joint shaft bearing to connect connecting rod and piston or connecting rod and piston relies on the Placement of bulb ball-and-socket to reduce original friction pair restriction relation each other, eliminate the bar hole that the most difficult work efficiency is minimum, piston hole, break away from Compressor Manufacturing process, the little hole machined of inefficiency, improve work efficiency breakthroughly, reduce gold machining cost breakthroughly, overturn the scale of investment that compressor is managed.
Accompanying drawing explanation
accompanying drawing 1 is the structural representation of the hermetic compressor of the present embodiment;
accompanying drawing 2 is the cross-sectional schematic of the hermetic compressor of the present embodiment;
accompanying drawing 3 is the fractionation schematic diagram of the hermetic compressor of the present embodiment.
in accompanying drawing: 1, frame; 101, the first mounting point; 102, the second mounting point; 2, bent axle; 201, eccentric part; 202, balance portion; 203, d-axis portion; 3, stator; 4, rotor; 5, supporting sleeve; 501, flange; 6, cylinder body; 7, piston; 701, socket portion; 8, connecting rod; 801, ball head; 9, back-up ring.
Embodiment
below in conjunction with embodiment shown in the drawings, the utility model is described in detail below:
as shown in accompanying drawing 1 to accompanying drawing 3, the hermetic compressor of the present embodiment, comprise frame 1, bent axle 2, piston 7 compressing mechanism, stator 3 and rotor 4, bent axle 2 has eccentric part 201, balance portion 202 and d-axis portion 203, frame 1 offers the first mounting point 101 and the second mounting point 102, the supporting sleeve 5 of one hollow releasably can be arranged on the first mounting point 101, one end of supporting sleeve 5 has the flange 501 that circumference extends out, this flange 501 is pushed against in frame 1, d-axis portion 203 is arranged in supporting sleeve 5 and part protrudes from outside supporting sleeve 5, part supporting sleeve 5 stretches out outside frame 1 and stator 3 is fixedly mounted on the periphery wall of this part supporting sleeve 5, rotor 4 is assemblied in the periphery of stator 3 and fixes with the d-axis portion 203 protruded from outside supporting sleeve 5, the piston 7 that piston 7 compressing mechanism comprises cylinder body 6 and can move axially along cylinder body 6 inwall, cylinder body 6 releasably can be arranged on the second mounting point 102, piston 7 is positioned at cylinder body 6, hinged on eccentric part 201 connecting rod 8 that an end is ball head 801 is installed, ball head 801 is connected to piston 7, piston 7 is being provided with socket portion 701 on a side of eccentric part 201, ball head 801 is arranged in socket portion 701, one back-up ring 9 is assemblied on piston 7, forms the space of rotating for ball head 801 between back-up ring 9 and socket portion 701.The first above-mentioned mounting point 101 and the second mounting point 102 are manhole, and supporting sleeve 5 and cylinder body 6 are hollow cylindrical; The d-axis portion 203 of bent axle 2 is provided with oil inlet hole, inside has oil inlet passage, during work, bent axle 2 rotates along with the rotation of rotor 4, under the influence of centrifugal force, lubricant oil upwards runs along oil inlet passage after entering from oil inlet hole, until friction pair everywhere, play lubrication; Meanwhile, the rotation drivening rod 8 of eccentric part 201 swings, and then drives piston 7 to move along cylinder body 6 inwall axial reciprocating; The concrete structure of above-mentioned bent axle 2 can see the applicant at first patent CN204024970U and CN204024969U, do not repeat herein, because the connection of connecting rod and piston is bulb ball-and-socket Placement, therefore the two degrees of freedom when rotating is larger, can not form rotation dry and astringent.
the design will be used for the supporting sleeve 5 in the d-axis portion 203 of installing bent axle 2 and supply the cylinder body 6 of piston 7 movement to be set to the individual components that can dismantle, only need carry out fine finishing to the internal face of supporting sleeve 5 and cylinder body 6, thus the processing technology reducing frame 1 requires and process costs, simultaneously, when there are wearing and tearing, only need change corresponding supporting sleeve 5 or cylinder body 6, without the need to changing whole frame 1, thus reduce application cost, and then reduce user cost and the maintenance cost of whole cooling system.
to the supporting sleeve in the d-axis portion of installing bent axle be used for and supply the cylinder body of piston movement to be set to the individual components that can dismantle, fine finishing is carried out to the internal face of supporting sleeve and cylinder body, the cylinder bore, the supporting trepanning fine finishing mode that rely on honing and could realize are broken away from, plain grinding mode can realize the fine finishing of this some holes, the mode utilizing joint shaft bearing to connect connecting rod or piston reduces original friction pair restriction relation each other, eliminate the minimum bar hole of the most difficult work efficiency, piston hole, break away from Compressor Manufacturing process, the little hole machined of inefficiency; Improve work efficiency breakthroughly, reduce gold machining cost breakthroughly, overturn the scale of investment that compressor is managed.
in addition, in other embodiments, the bulb socket arrangement that ball head 801 and socket portion 701 are formed also can be substituted by a joint shaft bearing, when being set to joint shaft bearing, be provided with a connecting rod between bent axle and piston, an end of connecting rod is hingedly mounted on eccentric part, the other end is supported on piston by this joint shaft bearing, this joint shaft bearing comprises inner ring and outer ring, its outer ring is fixed on piston, and the other end and the inner ring of connecting rod are fixedly connected; Certainly, in a further embodiment, also can select that outer ring and piston are wholely set mutually, form that inner ring and connecting rod are wholely set mutually.
above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model spirit change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (8)
1. a hermetic compressor, comprise frame, bent axle, piston compression mechanism, stators and rotators, described bent axle has eccentric part, balance portion and d-axis portion, it is characterized in that: described frame offers the first mounting point and the second mounting point, the supporting sleeve of one hollow releasably can be arranged on the first described mounting point, described d-axis portion is arranged in described supporting sleeve and part protrudes from outside described supporting sleeve, supporting sleeve described in part stretches out outside described frame and described stator is fixedly mounted on the periphery wall of the supporting sleeve described in this part, described rotor is assemblied in the periphery of described stator, the d-axis portion of described rotor and described bent axle fixes, the piston that described piston compression mechanism comprises cylinder body and can move axially along described inboard wall of cylinder block, described cylinder body releasably can be arranged on the second described mounting point, described piston is positioned at described cylinder body, be provided with a connecting rod between described bent axle and described piston, an end of described connecting rod is hingedly mounted on described eccentric part, the other end is supported on described piston by a joint shaft bearing.
2. hermetic compressor according to claim 1, is characterized in that: described joint shaft bearing comprises inner ring and outer ring, and described outer ring is fixed on described piston, and the other end and the described inner ring of described connecting rod are fixedly connected.
3. hermetic compressor according to claim 2, is characterized in that: described outer ring is wholely set mutually with described piston.
4. hermetic compressor according to claim 2, is characterized in that: described inner ring is wholely set mutually with described connecting rod.
5. hermetic compressor according to claim 1, is characterized in that: one end of described supporting sleeve has the flange that can be pushed against the circumference in described frame and extend out.
6. a hermetic compressor, comprise frame, bent axle, piston compression mechanism, stators and rotators, described bent axle has eccentric part, balance portion and d-axis portion, it is characterized in that: described frame offers the first mounting point and the second mounting point, the supporting sleeve of one hollow releasably can be arranged on the first described mounting point, described d-axis portion is arranged in described supporting sleeve and part protrudes from outside described supporting sleeve, supporting sleeve described in part stretches out outside described frame and described stator is fixedly mounted on the periphery wall of the supporting sleeve described in this part, described rotor is assemblied in the periphery of described stator and fixes with the d-axis portion described in protruding from outside described supporting sleeve, the piston that described piston compression mechanism comprises cylinder body and can move axially along described inboard wall of cylinder block, described cylinder body releasably can be arranged on the second described mounting point, described piston is positioned at described cylinder body, hinged on described eccentric part a connecting rod is installed, the end of described connecting rod is ball head, described piston is provided with socket portion, and described ball head is arranged in described socket portion.
7. hermetic compressor according to claim 6, it is characterized in that: described socket portion is positioned at described piston on a side of described eccentric part, described piston is equipped with a back-up ring, between described back-up ring and described socket portion, forms the space of rotating for described ball head.
8. hermetic compressor according to claim 6, is characterized in that: one end of described supporting sleeve has the flange that can be pushed against the circumference in described frame and extend out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520566698.3U CN204921293U (en) | 2015-07-31 | 2015-07-31 | Enclosed compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520566698.3U CN204921293U (en) | 2015-07-31 | 2015-07-31 | Enclosed compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204921293U true CN204921293U (en) | 2015-12-30 |
Family
ID=54970427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520566698.3U Active CN204921293U (en) | 2015-07-31 | 2015-07-31 | Enclosed compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204921293U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003414A (en) * | 2015-07-31 | 2015-10-28 | 江苏白雪电器股份有限公司 | Hermetic compressor |
| CN111622929A (en) * | 2020-04-17 | 2020-09-04 | 加西贝拉压缩机有限公司 | Piston heat control device for refrigerator compressor |
-
2015
- 2015-07-31 CN CN201520566698.3U patent/CN204921293U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003414A (en) * | 2015-07-31 | 2015-10-28 | 江苏白雪电器股份有限公司 | Hermetic compressor |
| CN111622929A (en) * | 2020-04-17 | 2020-09-04 | 加西贝拉压缩机有限公司 | Piston heat control device for refrigerator compressor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |