CN205330990U - Rotary compressor and air conditioner - Google Patents
Rotary compressor and air conditioner Download PDFInfo
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- CN205330990U CN205330990U CN201620061173.9U CN201620061173U CN205330990U CN 205330990 U CN205330990 U CN 205330990U CN 201620061173 U CN201620061173 U CN 201620061173U CN 205330990 U CN205330990 U CN 205330990U
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- oil
- guide groove
- oil guide
- rotary compressor
- base bearing
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Abstract
An embodiment of the utility model discloses a rotary compressor, including base bearing, supplementary bearing, cylinder and bent axle, base bearing and supplementary bearing setting are on the bent axle and lie in the both ends of cylinder, and the cylinder is the oil bath with the position that base bearing and supplementary bearing contacted, and the inner wall of base bearing is provided with the first oil groove, second of leading and leads oil groove, first oil inlet and first oil return opening, and first oil groove and the second of leading is led the oil groove and is fed through each other, and first oil inlet feeds through first oil groove and the oil bath of leading, and first oil return opening feeds through the second and leads oil groove and oil bath. Lubricating oil gets into the first oil groove of leading by first oil inlet, and the oil groove is led finally through first oil return opening oil return pond via the second to partly lubricating oil, and another part lubricating oil continues to accomplish the lubrication to bent axle and base bearing via the first oil groove of leading, has formed circulating oil path. Make the lubricated oil mass of actual inflow and outflow base bearing reduce, reduced the requirement to the fuel delivery. Especially, under the oilless condition, still can provide better lubrication. The utility model also discloses an air conditioner.
Description
Technical field
This utility model relates to Compressor Technology field, more particularly, it relates to a kind of rotary compressor and air-conditioner。
Background technology
The bent axle of existing rotary contracting machine arranges an oil circuit, to lubricate bent axle and bearing block。When occurring for shortage of oil, it is easy to starved lubrication occur, part easily weares and teares。
Therefore, how to improve the lubricant effect of rotary compressor, become the technical problem that those skilled in the art are urgently to be resolved hurrily。
Utility model content
In view of this, the purpose of this utility model is in that to provide a kind of rotary compressor, to improve the lubricant effect of rotary compressor；
Another purpose of the present utility model is in that to provide a kind of air-conditioner。
For achieving the above object, this utility model provides following technical scheme:
A kind of rotary compressor, including base bearing, supplementary bearing, cylinder and bent axle, described base bearing and supplementary bearing are arranged on described bent axle and are positioned at the two ends of described cylinder, the position that described cylinder contacts with described base bearing and described supplementary bearing is oil sump, the inwall of described base bearing is provided with the first oil guide groove, second oil guide groove, first oil-in and the first oil return opening, wherein, described first oil guide groove and described second oil guide groove are interconnected, described first oil-in connects described first oil guide groove and described oil sump, described first oil return opening connects described second oil guide groove and described oil sump。
Preferably, in above-mentioned rotary compressor, in the shape of a spiral, and the rotation direction of described first oil guide groove is contrary with the direction of rotation of described bent axle for described first oil guide groove；In the shape of a spiral, and the rotation direction of described second oil guide groove is identical with the direction of rotation of described bent axle for described second oil guide groove。
Preferably, in above-mentioned rotary compressor, described first oil guide groove and described second oil guide groove intersect and run through described base bearing。
Preferably, in above-mentioned rotary compressor, described first oil-in and described first oil return opening are arranged on the end face of described base bearing。
Preferably, in above-mentioned rotary compressor, the inwall of described supplementary bearing is provided with the 3rd oil guide groove, the 4th oil guide groove, the second oil-in and the second oil return opening, wherein, described 3rd oil guide groove and described 4th oil guide groove are interconnected, described second oil-in connects described 3rd oil guide groove and described oil sump, and described second oil return opening connects described 4th oil guide groove and described oil sump。
Preferably, in above-mentioned rotary compressor, in the shape of a spiral, and the rotation direction of described 3rd oil guide groove is contrary with the direction of rotation of described bent axle for described 3rd oil guide groove；In the shape of a spiral, and the rotation direction of described 4th oil guide groove is identical with the direction of rotation of described bent axle for described 4th oil guide groove。
Preferably, in above-mentioned rotary compressor, described 3rd oil guide groove and described 4th oil guide groove intersect, and run through described supplementary bearing。
Preferably, in above-mentioned rotary compressor, described second oil-in and described second oil return opening are arranged on the end face of described base bearing。
Preferably, in above-mentioned rotary compressor, the middle part of described bent axle is provided with the described oil sump Oil Guide passage of connection。
A kind of air-conditioner, including rotary compressor, described rotary compressor is as above rotary compressor described in any one。
Can be seen that from above-mentioned technical scheme, the rotary compressor that this utility model provides and existing rotary compressor are distinctive in that, the inwall of base bearing is provided with the first oil guide groove and the second oil guide groove, and two oil guide groove are interconnected, lubricating oil is entered the first oil guide groove by the first oil-in, a part of lubricating oil via the second oil guide groove eventually through the first oil return opening oil return pond, another part lubricating oil has continued the lubrication to bent axle and base bearing via the first oil guide groove, defines circulating oil path。The lubricants capacity making actual inflow and outflow base bearing reduces, and reduces the requirement to fuel delivery。Especially, under scarce oil condition, good lubrication still it is provided that。
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings。
The sectional view of the rotary compressor that Fig. 1 provides for this utility model embodiment；
The top view of the rotary compressor that Fig. 2 provides for this utility model embodiment；
The sectional view of the base bearing that Fig. 3 provides for this utility model embodiment。
Wherein, 100 be bent axle, 200 be base bearing, 201 be the first oil guide groove, 202 be the second oil guide groove, 300 be supplementary bearing, 301 be the 3rd oil guide groove, 302 be the 4th oil guide groove, 400 be cylinder, 401 for oil sump。
Detailed description of the invention
Core of the present utility model is in that to provide a kind of rotary compressor, to improve the lubricant effect of rotary compressor；
Another core of the present utility model is in that to provide a kind of air-conditioner。
Hereinafter, with reference to accompanying drawing, embodiment is illustrated。Additionally, the utility model content described in claim is not played any restriction effect by embodiments illustrated below。It addition, the full content of the composition represented by example below is not limited to necessary to the solution as the utility model described in claim。
Refer to the sectional view of the rotary compressor that Fig. 1 to Fig. 3, Fig. 1 provide for this utility model embodiment；The top view of the rotary compressor that Fig. 2 provides for this utility model embodiment；The sectional view of the base bearing that Fig. 3 provides for this utility model embodiment。
The rotary compressor that this utility model embodiment provides, including base bearing 200, supplementary bearing 300, cylinder 400 and bent axle 100, base bearing 200 and supplementary bearing 300 are arranged on bent axle 100 and are positioned at the two ends of cylinder 400, the position that cylinder 400 contacts with base bearing 200 and supplementary bearing 300 is oil sump 401, the inwall of base bearing 200 is provided with the first oil guide groove 201, second oil guide groove 202, first oil-in and the first oil return opening, wherein, first oil guide groove 201 and the second oil guide groove 202 are interconnected, first oil-in connects the first oil guide groove 201 and oil sump 401, first oil return opening connects the second oil guide groove 202 and oil sump 401。
Lubricating oil is entered the first oil guide groove 201 by the first oil-in, a part of lubricating oil via the second oil guide groove 202 eventually through the first oil return opening oil return pond 401, another part lubricating oil has continued the lubrication to bent axle 100 and base bearing 200 via the first oil guide groove 201, defines circulating oil path。The lubricants capacity making actual inflow and outflow base bearing 200 reduces, and reduces the requirement to fuel delivery。Especially, under scarce oil condition, good lubrication still it is provided that。
It should be noted that above-mentioned first oil guide groove 201 and the second oil guide groove 202 can form circulating oil path, meanwhile, at least one in the first oil guide groove 201 and the second oil guide groove 202 can perfect lubrication base bearing 200。And first the concrete shape of oil guide groove 201 and the second oil guide groove 202 do not limit, as long as the lubrication of base bearing 200 can be completed all in protection domain of the present utility model。
In one embodiment of this utility model, in the first oil guide groove 201 and the second oil guide groove 202 at least one in the shape of a spiral, bent axle 100 ensure that in rotary course, in lubricating oil one of which oil guide groove enter。
In order to optimize such scheme further, in the shape of a spiral, and the rotation direction of the first oil guide groove 201 is contrary with the direction of rotation of bent axle 100 for the first oil guide groove 201；In the shape of a spiral, and the rotation direction of the second oil guide groove 202 is identical with the direction of rotation of bent axle 100 for second oil guide groove 202。Ensure that lubricating oil enters in the first oil guide groove 201 as early as possible in the shape of a spiral。
First oil guide groove 201 can be passed through to arrange other oil guide groove realization with connecting of the second oil guide groove 202, or the two connection both realizing that intersects, in this utility model embodiment, the first oil guide groove 201 and the second oil guide groove 202 intersect, wherein, the position of intersection is away from one end of oil sump 401。
In order to improve lubricating efficiency further, at least one in the first oil guide groove 201 and the second oil guide groove 202 runs through base bearing 200。In this utility model embodiment, the first oil guide groove 201 and the second oil guide groove 202 all run through base bearing 200。When the lubricating oil in one of them oil guide groove reduces, another one oil guide groove is capable of the lubrication of whole base bearing 200。
First oil-in and the first oil return opening can pass through to arrange oil guiding hole on base bearing 200 and realize, the connection of the first oil-in and the first oil guide groove 201, and the connection of the first oil return opening and the second oil guide groove 202。In this utility model embodiment, the first oil-in and the first oil return opening are arranged on the end face of base bearing 200, are directly realized by the first oil-in and the connection of the first oil guide groove 201, the connection of the first oil return opening and the second oil guide groove 202。
It is respectively arranged with base bearing 200 and supplementary bearing 300 due to the two ends of bent axle 100, lubricant effect can be significantly improved by making above-mentioned improvement on base bearing 200。In order to improve the complete machine lubricant effect of compressor further, this utility model embodiment is also made on supplementary bearing 300 identical improvement。Specifically, the inwall of supplementary bearing 300 is provided with the 3rd oil guide groove the 301, the 4th oil guide groove the 302, second oil-in and the second oil return opening, wherein, 3rd oil guide groove 301 and the 4th oil guide groove 302 are interconnected, second oil-in connection the 3rd oil guide groove 301 and oil sump 401, the second oil return opening connection the 4th oil guide groove 302 and oil sump 401。
Lubricating oil is entered the 3rd oil guide groove 301 by the second oil-in, a part of lubricating oil via the 4th oil guide groove 302 eventually through the second oil return opening oil return pond 401, another part lubricating oil has continued the lubrication to bent axle 100 and supplementary bearing 300 via the 3rd oil guide groove 301, defines circulating oil path。The lubricants capacity making actual inflow and outflow supplementary bearing 300 reduces, and reduces the requirement to fuel delivery。Especially, under scarce oil condition, good lubrication still it is provided that。
It should be noted that above-mentioned 3rd oil guide groove 301 and the 4th oil guide groove 302 can form circulating oil path, meanwhile, at least one in the 3rd oil guide groove 301 and the 4th oil guide groove 302 can perfect lubrication supplementary bearing 300。And the 3rd the concrete shape of oil guide groove 301 and the 4th oil guide groove 302 do not limit, as long as the lubrication of supplementary bearing 300 can be completed all in protection domain of the present utility model。
In one embodiment of this utility model, in the 3rd oil guide groove 301 and the 4th oil guide groove 302 at least one in the shape of a spiral, bent axle 100 ensure that in rotary course, in lubricating oil one of which oil guide groove enter。
In order to optimize such scheme further, in the shape of a spiral, and the rotation direction of the 3rd oil guide groove 301 is contrary with the direction of rotation of bent axle 100 for the 3rd oil guide groove 301；In the shape of a spiral, and the rotation direction of the 4th oil guide groove 302 is identical with the direction of rotation of bent axle 100 for 4th oil guide groove 302。Ensure that lubricating oil enters in the 3rd oil guide groove 301 as early as possible in the shape of a spiral。
3rd oil guide groove 301 can be passed through to arrange other oil guide groove realization with connecting of the 4th oil guide groove 302, or the two connection both realizing that intersects, in this utility model embodiment, the 3rd oil guide groove 301 and the 4th oil guide groove 302 intersect, wherein, the position of intersection is away from one end of oil sump 401。
In order to improve lubricating efficiency further, at least one in the 3rd oil guide groove 301 and the 4th oil guide groove 302 runs through supplementary bearing 300。In this utility model embodiment, the 3rd oil guide groove 301 and the 4th oil guide groove 302 all run through supplementary bearing 300。When the lubricating oil in one of them oil guide groove reduces, another one oil guide groove is capable of the lubrication of whole supplementary bearing 300。
Second oil-in and the second oil return opening can pass through to arrange oil guiding hole on supplementary bearing 300 and realize, the connection of the second oil-in and the 3rd oil guide groove 301, and the connection of the second oil return opening and the 4th oil guide groove 302。In this utility model embodiment, the second oil-in and the second oil return opening are arranged on the end face of supplementary bearing 300, are directly realized by the second oil-in and the connection of the 3rd oil guide groove 301, the connection of the second oil return opening and the 4th oil guide groove 302。
In order to improve lubricant effect further, the middle part of bent axle 100 is provided with connection oil sump 401 Oil Guide passage。
The invention also discloses a kind of air-conditioner, including rotary compressor disclosed in above-described embodiment, therefore have all technique effects of above-described embodiment concurrently, repeat no more herein。
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this utility model。The multiple amendment of these embodiments be will be apparent from for those skilled in the art, and generic principles defined herein when without departing from spirit or scope of the present utility model, can realize in other embodiments。Therefore, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty。
Claims (10)
1. a rotary compressor, including base bearing (200), supplementary bearing (300), cylinder (400) and bent axle (100), described base bearing (200) and supplementary bearing (300) are arranged on described bent axle (100) and are positioned at the two ends of described cylinder (400), the position that described cylinder (400) contacts with described base bearing (200) and described supplementary bearing (300) is oil sump (401), it is characterized in that, the inwall of described base bearing (200) is provided with the first oil guide groove (201), second oil guide groove (202), first oil-in and the first oil return opening, wherein, described first oil guide groove (201) and described second oil guide groove (202) are interconnected, described first oil-in connects described first oil guide groove (201) and described oil sump (401), described first oil return opening connects described second oil guide groove (202) and described oil sump (401)。
2. rotary compressor as claimed in claim 1, it is characterised in that in the shape of a spiral, and the rotation direction of described first oil guide groove (201) is contrary with the direction of rotation of described bent axle (100) for described first oil guide groove (201)；In the shape of a spiral, and the rotation direction of described second oil guide groove (202) is identical with the direction of rotation of described bent axle (100) for described second oil guide groove (202)。
3. rotary compressor as claimed in claim 2, it is characterised in that described first oil guide groove (201) and described second oil guide groove (202) intersect and run through described base bearing (200)。
4. rotary compressor as claimed in claim 3, it is characterised in that described first oil-in and described first oil return opening are arranged on the end face of described base bearing (200)。
5. rotary compressor as claimed in claim 1, it is characterized in that, the inwall of described supplementary bearing (300) is provided with the 3rd oil guide groove (301), the 4th oil guide groove (302), the second oil-in and the second oil return opening, wherein, described 3rd oil guide groove (301) and described 4th oil guide groove (302) are interconnected, described second oil-in connects described 3rd oil guide groove (301) and described oil sump (401), and described second oil return opening connects described 4th oil guide groove (302) and described oil sump (401)。
6. rotary compressor as claimed in claim 5, it is characterised in that in the shape of a spiral, and the rotation direction of described 3rd oil guide groove (301) is contrary with the direction of rotation of described bent axle (100) for described 3rd oil guide groove (301)；In the shape of a spiral, and the rotation direction of described 4th oil guide groove (302) is identical with the direction of rotation of described bent axle (100) for described 4th oil guide groove (302)。
7. rotary compressor as claimed in claim 6, it is characterised in that described 3rd oil guide groove (301) and described 4th oil guide groove (302) intersect, and run through described supplementary bearing (300)。
8. rotary compressor as claimed in claim 7, it is characterised in that described second oil-in and described second oil return opening are arranged on the end face of described base bearing (200)。
9. the rotary compressor as according to any one of claim 1 to 8, it is characterised in that be provided with connection described oil sump (401) Oil Guide passage on the middle part of described bent axle (100)。
10. an air-conditioner, including rotary compressor, it is characterised in that described rotary compressor is the rotary compressor as described in any one of claim 1-9。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620061173.9U CN205330990U (en) | 2016-01-21 | 2016-01-21 | Rotary compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620061173.9U CN205330990U (en) | 2016-01-21 | 2016-01-21 | Rotary compressor and air conditioner |
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| Publication Number | Publication Date |
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| CN205330990U true CN205330990U (en) | 2016-06-22 |
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| CN201620061173.9U Active CN205330990U (en) | 2016-01-21 | 2016-01-21 | Rotary compressor and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545750A (en) * | 2016-01-21 | 2016-05-04 | 珠海凌达压缩机有限公司 | Rotary compressor and air conditioner |
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2016
- 2016-01-21 CN CN201620061173.9U patent/CN205330990U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545750A (en) * | 2016-01-21 | 2016-05-04 | 珠海凌达压缩机有限公司 | Rotary compressor and air conditioner |
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