CN103573621A - Screw compressor body structure and screw compressor comprising same - Google Patents
Screw compressor body structure and screw compressor comprising same Download PDFInfo
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- CN103573621A CN103573621A CN201210283270.9A CN201210283270A CN103573621A CN 103573621 A CN103573621 A CN 103573621A CN 201210283270 A CN201210283270 A CN 201210283270A CN 103573621 A CN103573621 A CN 103573621A
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- end bearing
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- 238000010276 construction Methods 0.000 claims description 28
- 238000000034 method Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The invention provides a screw compressor body structure and a screw compressor comprising the same, wherein the screw compressor body structure comprises: the body is provided with an inner cavity, and an air suction end and an air exhaust end which are positioned at two ends of the inner cavity; the air suction end bearing seat is integrally formed in the inner cavity with the body, and a rotor mounting space is formed on one side of the air suction end bearing seat facing the exhaust end; the end part of the suction end bearing seat facing the suction end is an opening end, and the inner surface of the end part facing the exhaust end forms a bearing stopping flange. According to the invention, the air suction end of the air suction end bearing block is provided with the opening end, so that the air suction end bearing is convenient to disassemble and assemble, the air suction end bearing is not easy to damage in the disassembling process, and the service life of the air suction end bearing is prolonged.
Description
Technical field
The present invention relates to Compressor Technology field, in particular to a kind of helical-lobe compressor housing construction and comprise the helical-lobe compressor of this structure.
Background technique
The housing construction of helical-lobe compressor is the main parts size of helical-lobe compressor.It is comprised of the body of intermediate portion and air-breathing end cap and the exhaust end cover at two ends.For convenient, manufacture, often, by exhaust end cover or air-breathing end cap and cylinder cast solid, make the overall structure with end cap.The outer end of the suction end bearing of rotor is closed by suction end cap seal, adopt this structure, can only be along the middle part of body when suction end bearing is installed direction outward install, this just makes dismounting inconvenience when tearing machine open, and while adopting artificial unloading, suction end bearing is difficult to uniform stressed, therefore, often be difficult to guarantee do not damaging under the prerequisite of suction end bearing, by intact the disassembling of suction end bearing of rotor.Usually cause suction end retainer destroyed, cause suction end bearing to be scrapped, to cost, increase many unnecessary expenses.
Summary of the invention
The present invention aims to provide a kind of helical-lobe compressor housing construction of easy disassembly suction end bearing and comprises the helical-lobe compressor of this structure.
To achieve these goals, according to an aspect of the present invention, provide a kind of helical-lobe compressor housing construction, having comprised: body, the suction end and the exhaust end that there is inner chamber and be positioned at inner chamber two ends; Suction end bearing support, is integrally formed in inner chamber with body, and the side towards exhaust end of suction end bearing support forms rotor installing space; The end towards suction end of suction end bearing support is opening end, towards the end of exhaust end internal surface, forms bearing stop lug.
Further, rotor installing space comprises male rotor installing space and the female rotor installing space being arranged side by side, suction end bearing support comprises the male rotor bearing support corresponding with male rotor installing space, and the female rotor bearing support corresponding with female rotor installing space.
According to a further aspect in the invention, a kind of helical-lobe compressor is provided, the exhausting end base that there is housing construction and be arranged at the suction end base of housing construction suction end and be arranged at housing construction exhaust end, housing construction is above-mentioned helical-lobe compressor housing construction, rotor is arranged in rotor installing space, the suction end of rotor is arranged with suction end bearing, and suction end bearing is arranged in suction end bearing support.
Further, on the opening end of suction end bearing support, be provided with lid to be opened/closed, cover the outer end that compresses suction end bearing under closed state.
Further, rotor comprises male rotor and the female rotor of intermeshing setting, suction end bearing comprises male rotor bearing and female rotor bearing, male rotor bearing housing is located at the suction end of male rotor, female rotor bearing housing is located at the suction end of female rotor, and the opening end of suction end bearing support comprises the first perforate with the corresponding setting of male rotor bearing.
Further, the opening end of suction end bearing support also comprises the second perforate with the corresponding setting of female rotor bearing.
Further, male rotor bearing and/or female rotor bearing have the section of stretching out of the suction end that stretches out suction end bearing support.
Helical-lobe compressor housing construction of the present invention and comprise the helical-lobe compressor of this structure, by the suction end at suction end bearing support, opening end is set, adopt this structure, when suction end bearing is installed, only need be by suction end bearing in the insertion suction end bearing support of perforate ecto-entad, then adopt certain structure member the suction end sealing of suction end bearing to be completed to the installation of suction end bearing.When dismounting suction end bearing, only the opening end of suction end bearing support need be opened suction end bearing is taken off, adopt this structure, facilitate the dismounting of suction end bearing, and not fragile suction end bearing in unloading process, has extended working life of suction end bearing.
Accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the side-looking sectional structure schematic diagram of helical-lobe compressor housing construction according to an embodiment of the invention; And
Fig. 2 shows the structural representation of the suction end of helical-lobe compressor housing construction according to an embodiment of the invention.
Embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
As depicted in figs. 1 and 2, the helical-lobe compressor housing construction of embodiments of the invention, comprise: body 10 and suction end bearing support 12, wherein, suction end and exhaust end that body 10 has inner chamber and is positioned at inner chamber two ends, suction end bearing support 12 is positioned at the suction end of body 10, and is integrally formed in inner chamber with body 10, and the side towards exhaust end of suction end bearing support 12 forms rotor installing space 13; The end towards suction end of suction end bearing support 12 is opening end, towards the end of exhaust end internal surface, forms bearing stop lug 11.Preferably, rotor installing space 13 in the present embodiment comprises male rotor installing space and the female rotor installing space being arranged side by side, suction end bearing support 12 comprises the male rotor bearing support corresponding with male rotor installing space, and the female rotor bearing support corresponding with female rotor installing space.
The helical-lobe compressor housing construction of the present embodiment, by the suction end at suction end bearing support 12, opening end is set, adopt this structure, when suction end bearing 30 is installed, only need be by suction end bearing 30 in the insertion suction end bearing support 12 of opening end ecto-entad, then adopt certain structure member the suction end sealing of suction end bearing 30 to be completed to the installation of suction end bearing 30.When dismounting suction end bearing 30, only the opening end of suction end bearing support 12 need be opened suction end bearing 30 is taken off, adopt this structure, facilitate the dismounting of suction end bearing 30, and not fragile suction end bearing 30 in unloading process, has extended working life of suction end bearing 30.
The present embodiment also provides a kind of helical-lobe compressor, the exhausting end base that there is housing construction and be arranged at the suction end base of housing construction suction end and be arranged at housing construction exhaust end, wherein, housing construction is above-mentioned helical-lobe compressor housing construction, rotor is arranged in rotor installing space 13, the suction end of rotor 20 is arranged with suction end bearing 30, and suction end bearing 30 is arranged in suction end bearing support 12.For further, to the compression of suction end bearing 30 and shaft seal, on the opening end of suction end bearing support 12, be provided with lid to be opened/closed, cover the suction end that compresses suction end bearing 30 under closed state.
As a kind of preferred version, as shown in Figure 2, rotor 20 comprises male rotor 21 and the female rotor 22 of intermeshing setting, suction end bearing 30 comprises male rotor bearing 31 and female rotor bearing 32, male rotor bearing 31 is set in the suction end of male rotor 21, female rotor bearing 32 is set in the suction end of female rotor 22, and the opening end of suction end bearing support 12 comprises the first perforate with the 32 corresponding settings of male rotor bearing.The opening end of suction end bearing support 12 also comprises the second perforate with the 32 corresponding settings of female rotor bearing.In order to facilitate further the dismounting of suction end bearing 30, the male rotor bearing 31 in the present embodiment and/or female rotor bearing 32 have the section of stretching out of the suction end that stretches out suction end bearing support 12.
Adopt compressor of the present invention, when dismounting suction end bearing 30, only lid need be opened, along the opening end of the suction end of suction end bearing support 12, male rotor bearing 31 or female rotor bearing 32 are taken off or put into, adopt the easy accessibility of this structure suction end bearing 30, not fragile.
From above description, can find out, helical-lobe compressor housing construction of the present invention and comprise the helical-lobe compressor of this structure, by the suction end at suction end bearing support 12, opening end is set, facilitated the dismounting of suction end bearing 30, and not fragile suction end bearing 30 in unloading process, has extended working life of suction end bearing 30.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. a helical-lobe compressor housing construction, is characterized in that, comprising:
Body (10), the suction end and the exhaust end that there is inner chamber and be positioned at described inner chamber two ends;
Suction end bearing support (12), is integrally formed in described inner chamber with described body (10), and the side towards exhaust end of described suction end bearing support (12) forms rotor installing space (13);
The end towards suction end of described suction end bearing support (12) is opening end, towards the end of exhaust end internal surface, forms bearing stop lug (11).
2. helical-lobe compressor housing construction according to claim 1, it is characterized in that, described rotor installing space (13) comprises male rotor installing space and the female rotor installing space being arranged side by side, described suction end bearing support (12) comprises the male rotor bearing support corresponding with described male rotor installing space, and the female rotor bearing support corresponding with described female rotor installing space.
3. a helical-lobe compressor, the exhausting end base that there is housing construction and be arranged at the suction end base of described housing construction suction end and be arranged at described housing construction exhaust end, it is characterized in that, described housing construction is the helical-lobe compressor housing construction described in claim 1 or 2, rotor (20) is arranged in described rotor installing space (13), the suction end of described rotor (20) is arranged with suction end bearing (30), and described suction end bearing (30) is arranged in described suction end bearing support (12).
4. helical-lobe compressor according to claim 3, is characterized in that, on the opening end of described suction end bearing support (12), is provided with lid to be opened/closed, the described outer end that compresses described suction end bearing (30) under closed state of covering.
5. according to the helical-lobe compressor described in claim 3 or 4, it is characterized in that, described rotor (20) comprises male rotor (21) and the female rotor (22) of intermeshing setting,
Described suction end bearing (30) comprises male rotor bearing (31) and female rotor bearing (32), described male rotor bearing (31) is set in the suction end of described male rotor (21), described female rotor bearing (32) is set in the suction end of described female rotor (22), and the opening end of described suction end bearing support (12) comprises the first perforate with the corresponding setting of described male rotor bearing (31).
6. helical-lobe compressor according to claim 5, is characterized in that, the opening end of described suction end bearing support (12) also comprises the second perforate with the corresponding setting of described female rotor bearing (32).
7. helical-lobe compressor according to claim 6, is characterized in that, described male rotor bearing (31) and/or described female rotor bearing (32) have the section of stretching out of the suction end that stretches out described suction end bearing support (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210283270.9A CN103573621A (en) | 2012-08-09 | 2012-08-09 | Screw compressor body structure and screw compressor comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210283270.9A CN103573621A (en) | 2012-08-09 | 2012-08-09 | Screw compressor body structure and screw compressor comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103573621A true CN103573621A (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210283270.9A Pending CN103573621A (en) | 2012-08-09 | 2012-08-09 | Screw compressor body structure and screw compressor comprising same |
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| Country | Link |
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| CN (1) | CN103573621A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107161954A (en) * | 2017-07-24 | 2017-09-15 | 合肥康居人智能科技有限公司 | A kind of rotary support mechanism of oxygenerator |
| CN110500281A (en) * | 2019-09-10 | 2019-11-26 | 无锡压缩机股份有限公司 | A kind of helical-lobe compressor air inlet seat bottom structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1301475A (en) * | 1969-07-14 | 1972-12-29 | ||
| EP0630441B1 (en) * | 1992-03-13 | 1999-05-06 | Vilter Manufacturing Corporation | Screw compressor providing thrust bearing force compensation |
| CN2718270Y (en) * | 2004-07-26 | 2005-08-17 | 西安交通大学 | Dry type high-speed helical-lobe air compressor |
| CN1793654A (en) * | 2005-12-22 | 2006-06-28 | 西安交通大学 | Double-screw compressor for high pressure system |
| CN101248277A (en) * | 2005-08-25 | 2008-08-20 | 艾拉斯科普库空气动力股份有限公司 | Improved low-pressure screw compressor |
| CN202690443U (en) * | 2012-08-09 | 2013-01-23 | 珠海格力电器股份有限公司 | Screw compressor body structure and screw compressor comprising same |
-
2012
- 2012-08-09 CN CN201210283270.9A patent/CN103573621A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1301475A (en) * | 1969-07-14 | 1972-12-29 | ||
| EP0630441B1 (en) * | 1992-03-13 | 1999-05-06 | Vilter Manufacturing Corporation | Screw compressor providing thrust bearing force compensation |
| CN2718270Y (en) * | 2004-07-26 | 2005-08-17 | 西安交通大学 | Dry type high-speed helical-lobe air compressor |
| CN101248277A (en) * | 2005-08-25 | 2008-08-20 | 艾拉斯科普库空气动力股份有限公司 | Improved low-pressure screw compressor |
| CN1793654A (en) * | 2005-12-22 | 2006-06-28 | 西安交通大学 | Double-screw compressor for high pressure system |
| CN202690443U (en) * | 2012-08-09 | 2013-01-23 | 珠海格力电器股份有限公司 | Screw compressor body structure and screw compressor comprising same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107161954A (en) * | 2017-07-24 | 2017-09-15 | 合肥康居人智能科技有限公司 | A kind of rotary support mechanism of oxygenerator |
| CN110500281A (en) * | 2019-09-10 | 2019-11-26 | 无锡压缩机股份有限公司 | A kind of helical-lobe compressor air inlet seat bottom structure |
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Application publication date: 20140212 |