CN100455798C - Upper container of hermetic compressor - Google Patents
Upper container of hermetic compressor Download PDFInfo
- Publication number
- CN100455798C CN100455798C CNB2004100726630A CN200410072663A CN100455798C CN 100455798 C CN100455798 C CN 100455798C CN B2004100726630 A CNB2004100726630 A CN B2004100726630A CN 200410072663 A CN200410072663 A CN 200410072663A CN 100455798 C CN100455798 C CN 100455798C
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- container
- surface part
- compressor
- upper container
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Abstract
The present invention relates to an upper container of a hermetic compressor. The upper part of a hermetic container of a hermetic space for containing various components of the compressor is arranged in the present invention. The present invention is mainly composed of a side surface part which forms the upper end of the side surface of the hermetic container, and an upper surface part which is formed by a curved surface and is arranged on the upper end of the side surface part to form the upper surface of the hermetic container. The side surface part is a curved surface which is gradually reduced from one side to the other side of the upper container, when the side surface part is looked from the front surface by the upper surface part. Two shaping parts at least are sagged around the extension of the upper surface part which is mutually connected by the side surface part and the upper surface part. The present invention with the structure can ensure the rigidity of the container, and reduce the vibration generated by the compressor in work.
Description
Technical field
The invention belongs to hermetic compressor, particularly relate to a kind of upper container that has improved the hermetic compressor of the seal container middle and upper part container rigidity that forms the compressor outward appearance.
Background technique
Fig. 1 is the sectional drawing of prior art hermetic compressor internal structure, the planimetric map of Fig. 2 prior art hermetic compressor upper container.As shown in the figure, the seal container 1 of formation compressor outward appearance is made of upper container 1t and bottom container 1b.The first half and the Lower Half of upper container 1t and each self-forming seal container 1 of bottom container 1b.
The upper surface of upper container 1t is formed by the plane as shown in Figure 1.Except other parts of upper container 1t upper surface are formed by curved surface substantially.An end long at upper container 1t relative length is provided with the forming part 1f that plays braking action, and its shape is an etat lacunaire when the outside is seen.
Be provided with frame 2 in seal container 1 inside.On frame 2, be fixed with stator 3, and stator 3 is assemblied in seal container 1 inside by spring 2s.The central authorities that connect frame 2 are provided with bent axle 5.Bent axle 5 is arranged to one with rotor 4, and rotor 4 drives bent axle 5 rotations down by the electromagnetic action with stator 3.
Be provided with oil circuit (not identifying in the drawings) in the inside of bent axle 5.Oil circuit is arranged on the bottom surface of seal container 1, and fluid attracted to bent axle 5 tops under driving by its pump mechanism 5d that is arranged on bent axle 5 lower ends, and disperses to frame 2 tops.
Inside possess pressing chamber 6 ' cylinder 6 be arranged on the frame 2, at pressing chamber 6 ' be provided with the rotation that utilizes bent axle 5 and the piston 7 that operates.And the end face at cylinder 6 is provided with the valve member 9 of control fluid to pressing chamber 6 ' inflow and discharge.On valve member 9, be provided with loam cake 10, simultaneously, on loam cake 10, be provided with absorbing silencer 11, and the shape in order to be arranged to pressing chamber 6 ' transmission hydraulic pressure be connected with valve member 9.
But there are the following problems for above-mentioned prior art.
As shown in Figure 1, the upper surface of upper container 1t has been designed to plane shape.Like this, the upper surface relative stiffness of upper container 1t a little less than, distortion under external force and is easy to generate vibration easily.
In fact, relative 1 the pattern benchmark of the value of the natural frequency of upper container 1t is low.Like this, upper container 1t causes vibration easily when compressor operating, causes compressor to produce big vibration and big noise.
Secondly, because most of parts all are arranged on the stator 3 of seal container 1 inside by spring 2s support, externally power increases or when seal container 1 rocks in the handling process of compressor, and the rocking of frame 2 can cause the internal surface of the parts that are provided with in the frame 2 and upper container 1t to produce colliding.
At this moment, because be provided with forming part 1f, shaking of frame 2 will reduce relatively, can prevent the parts and seal container 1 internal surface that are arranged on frame 2 inside and collide and the impaired phenomenon generation of parts.But, only be arranged on upper container 1t one side because of forming part 1f in the prior art, thereby can not prevent the problem that frame 2 is rocked in a plurality of directions.
Summary of the invention
The present invention provides a kind of seal container upper container rigidity that improved for solving the technical problem that exists in the prior art, and the upper container of the hermetic compressor that collides of the parts that can prevent seal container inside and upper container.
The technological scheme that the present invention takes for the technical problem that exists in the solution prior art is: the upper container of hermetic compressor of the present invention, it is the first half of seal container that comprises the confined space of the various parts that constitute compressor in inside, includes upper surface and forming part; Constitute the side surface portion of the upper end, side of seal container in addition; The upper end that is arranged on side surface portion forms the upper surface part with the curved surface formation of seal container upper surface; Be formed with at least 2 forming parts in depression on the extension of side surface portion and the mutual upper surface part that joins of upper surface part.
Wherein upper surface part is when seeing side surface portion from the front, the curved surface that reduces gradually for the wherein side direction opposite side from upper container.
Advantage and good effect that the present invention has are: the upper container of hermetic compressor of the present invention has following advantage:
At first, the upper surface part that will be subjected to the upper container of peripheral external force influence easily of the upper container among the present invention is made of the curved surface with certain curvature.Relative like this increase the rigidity of upper container, thereby make it can resist bigger external force, particularly increased eigentone, can prevent to produce resonance, thereby ensure the steady running of compressor.
Secondly, on upper container, be provided with a plurality of forming parts, make the mobile of parts that is arranged in the confined space minimize, particularly prevented the parts that are provided with in the frame and seal container internal impact and the breakage that forms.
Description of drawings
Fig. 1 is the sectional drawing of prior art hermetic compressor internal structure;
Fig. 2 is the planimetric map of prior art hermetic compressor upper container;
Fig. 3 uses the front elevation of the hermetic compressor outward appearance of upper container of the present invention;
Fig. 4 is the plan view of upper container structure of the present invention;
Fig. 5 is the plan view of upper container structure of the present invention;
Fig. 6 is the chart of the eigentone of upper container of the present invention.
Embodiment
Followingly be described in detail with reference to the upper container embodiment of accompanying drawing to hermetic compressor of the present invention.
Fig. 3 is a front elevation of using the hermetic compressor outward appearance of upper container of the present invention; Fig. 4 is the plan view of upper container structure of the present invention, and Fig. 5 is the plan view of upper container structure of the present invention.
As shown in the figure, the seal container 20 of formation hermetic compressor outward appearance is made of upper container 30 and bottom container 40.Be provided with the confined space that the various parts that constitute compressor can be installed in the inside of seal container 20.The outer surface of seal container 20 is formed by curved surface on the whole, is substantially the sphere of shrinking a little at above-below direction.The first half and the Lower Half of upper container 30 and bottom container 40 each self-forming seal container 20.
As shown in Figure 5, side surface portion 31 probably is made of circle, and forms the upper end, side of all seal containers 20.As shown in Figure 4, above-mentioned side surface portion 31 left part are higher relatively.At this moment, upper surface part 33 forms the upper surface of seal container 20, and is curve form on the whole.But the curvature of curved surface that the curvature that forms the curved surface of upper surface part 33 forms side surface portion 31 is big.And as shown in Figure 4, upper surface part 33 is made of the curved surface that tilts a little from the left side to top.So forming upper surface part 33 by curved surface has higher relatively rigidity.
In upper container 30, be provided with a plurality of forming parts 35.Forming part 35 is outstanding moulding when seeing internally from upper container 30 outsides are seen time depression moulding.This kind forming part 35 plays the excessively mobile braking action of parts that prevents to be arranged on seal container 20 inside.Forming part 35 is arranged on the part of side surface portion 31 and upper surface part 33 handing-over.Though be provided with 3 forming parts 35 in the present embodiment, its quantity can be according to the design condition that is arranged on inner parts in the orientation of symmetry with the setting more than 2.For example, the direction of frame vibration may be the vibration-direction of piston, and can be provided with forming part 35 this moment at reciprocating motion of the pistons direction two ends.
Below bottom container 40, be provided with and settle plate 50.Settle plate 50 to play the fixing effect in bottom surface that compressor is arranged on compressor.For electrical signal transfer is convenient to install to the parts of compressor inside, be provided with connection bearing 52 in a side of bottom container 40.
Below the effect of the upper container of application hermetic compressor of the present invention with said structure is described in detail.
Hermetic compressor is provided with the various parts that constitute compressor in the seal container 20 inner confined spaces that form.For above-mentioned parts being set and constituting confined space, seal container 20 is divided into upper container 30 and bottom container 40.
Be provided with various parts such as frame in the bottom container 40, and the lower edge of upper container 30 is corresponding with bottom container 40 upper end-face edges and combination, thereby forms confined spaces jointly with bottom container 40.Upper container 30 forms the top of compressor outward appearance, and the member of compressor periphery is exposed in its outside, is subjected to the effect of external force simultaneously easily.
Then, the present invention carries out the curved surface processing to the upper surface part 33 of upper container 30.Particularly the curved surface of upper surface part 33 is for being downward-sloping shape from a side to opposite side.Like this, the upper surface part 33 of the part that relative height is high is owing to be subjected to the support force of side surface portion 31 upper ends, and its rigidity is relatively large, and entire upper surface portion 33 can resist relatively large external force because formed by curved surface.This is to have disperseed to be applied to top power relatively because upper surface part 33 is formed by curved surface.This is same reason with arch is arranged in the tunnel.
As mentioned above, improved its rigidity by upper surface part 33 curved surfaces of upper container 30 are handled, its particular content identifies in Fig. 6.What solid line was represented in the chart of Fig. 6 is the eigentone of using upper container 30 of the present invention, and dotted line is represented the eigentone of prior art middle and upper part container.Can find out that at this existing relatively frequency of eigentone of using upper container 30 of the present invention has increased about 0.3 times on 1 pattern.
Simultaneously, on upper container 30, be provided with a plurality of forming parts 35.Forming part 35 plays the feasible mobile minimized braking action that is arranged on inner parts at the inner protrusion of the seal container 20 inner confined spaces that form.In the present invention a plurality of forming parts 35 are arranged on the upper container 30, thereby make that being arranged on inner the mobile of parts minimizes.
Particularly the compressor internal rack moves in the reciprocating motion of the pistons direction easily, and the vibration of frame has been reduced at the two ends by forming part 35 being arranged on the reciprocating motion of the pistons direction on to greatest extent.
Right of the present invention has more than the example that is confined to illustrate in the above, and defines with the scope that is recorded in patent application, uses those skilled in the relevant art of the present invention, can design various deformable bodys in interest field.
Claims (2)
1, a kind of upper container of hermetic compressor, it is the first half that comprises the seal container (20) of the confined space of the various parts that constitute compressor in inside, includes upper surface and forming part; Constitute the side surface portion (31) of the upper end, side of seal container in addition; The upper end that is arranged on side surface portion forms the upper surface part (33) with the curved surface formation of seal container upper surface; It is characterized in that being formed with at least 2 forming parts (35) in depression on the extension of side surface portion and the mutual upper surface part that joins of upper surface part.
2, the upper container of hermetic compressor according to claim 1 is characterized in that upper surface part when seeing side surface portion from the front, the curved surface that reduces gradually for the wherein side direction opposite side from upper container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100726630A CN100455798C (en) | 2004-11-05 | 2004-11-05 | Upper container of hermetic compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100726630A CN100455798C (en) | 2004-11-05 | 2004-11-05 | Upper container of hermetic compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1769697A CN1769697A (en) | 2006-05-10 |
| CN100455798C true CN100455798C (en) | 2009-01-28 |
Family
ID=36751182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100726630A Expired - Fee Related CN100455798C (en) | 2004-11-05 | 2004-11-05 | Upper container of hermetic compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100455798C (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4729723A (en) * | 1986-02-18 | 1988-03-08 | Danfoss A/S | Casing for hermetically encapsulated small refrigerators |
| CN1077522A (en) * | 1992-04-06 | 1993-10-20 | 松下冷机株式会社 | Hermetic compressor |
| CN1096857A (en) * | 1993-03-15 | 1994-12-28 | 株式会社东芝 | Scroll compressor |
| CN1226638A (en) * | 1998-02-17 | 1999-08-25 | 株式会社日立制作所 | Sealed electric compressor |
| CN1267793A (en) * | 1999-03-23 | 2000-09-27 | 科普兰公司 | Vortex machine with discharge valve |
| JP2000291560A (en) * | 1999-04-02 | 2000-10-17 | Matsushita Refrig Co Ltd | Hermetic electrically driven compressor |
-
2004
- 2004-11-05 CN CNB2004100726630A patent/CN100455798C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4729723A (en) * | 1986-02-18 | 1988-03-08 | Danfoss A/S | Casing for hermetically encapsulated small refrigerators |
| CN1077522A (en) * | 1992-04-06 | 1993-10-20 | 松下冷机株式会社 | Hermetic compressor |
| CN1096857A (en) * | 1993-03-15 | 1994-12-28 | 株式会社东芝 | Scroll compressor |
| CN1226638A (en) * | 1998-02-17 | 1999-08-25 | 株式会社日立制作所 | Sealed electric compressor |
| CN1267793A (en) * | 1999-03-23 | 2000-09-27 | 科普兰公司 | Vortex machine with discharge valve |
| JP2000291560A (en) * | 1999-04-02 | 2000-10-17 | Matsushita Refrig Co Ltd | Hermetic electrically driven compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1769697A (en) | 2006-05-10 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090128 Termination date: 20091207 |