CN201714667U - Two-stage compressor and pump partition plate thereof - Google Patents
Two-stage compressor and pump partition plate thereof Download PDFInfo
- Publication number
- CN201714667U CN201714667U CN2010202687557U CN201020268755U CN201714667U CN 201714667 U CN201714667 U CN 201714667U CN 2010202687557 U CN2010202687557 U CN 2010202687557U CN 201020268755 U CN201020268755 U CN 201020268755U CN 201714667 U CN201714667 U CN 201714667U
- Authority
- CN
- China
- Prior art keywords
- pump housing
- dividing plate
- housing dividing
- angular cut
- lower cylinder
- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/10—Outer members for co-operation with rotary pistons; Casings
- F01C21/104—Stators; Members defining the outer boundaries of the working chamber
- F01C21/108—Stators; Members defining the outer boundaries of the working chamber with an axial surface, e.g. side plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model provides a two-stage compressor and a pump partition plate thereof. The pump partition plate is arranged between an upper cylinder and a lower cylinder of the two-stage compressor and provided with a running-through flow groove, and a bevel cut is arranged at the end of the flow groove. The two-stage compressor comprises the upper cylinder, the lower cylinder, a spindle penetrating through the upper cylinder and the lower cylinder and the pump partition plate arranged between the upper cylinder and the lower cylinder, wherein the pump partition plate is provided with the running-through flow groove, and the end opening of the flow groove is provided with the bevel cut. Coolant flux is increased due to the bevel cut on the premise of keeping strength and structure of the pump partition plate, thereby reducing input power and increasing performance and reliability of the compressor.
Description
Technical field
The utility model relates to refrigerating field, in particular to a kind of compound compressor and pump housing dividing plate thereof.
Background technique
The pump housing dividing plate of conventional compound compressor has circulation groove, and refrigerant circulates by circulation groove in compressor inside.But be subjected to the isostructural restriction of strong stiffness and sealing surface, it is too wide that the width of circulation can not design, thereby influenced the discharge value of compressor refrigerant, influences compressor performance.
The model utility content
The utility model aims to provide a kind of compound compressor and pump housing dividing plate thereof, and its structure can increase the discharge value of refrigerant.
According to an aspect of the present utility model, a kind of pump housing dividing plate of compound compressor is provided, pump housing dividing plate is between the upper cylinder and lower cylinder of compound compressor, and pump housing dividing plate is provided with the circulation groove that runs through, and the circulation groove port is provided with angular cut.
Further, described angular cut is arranged on the upper surface and/or lower surface of described pump housing dividing plate.
Further, the middle part of pump housing dividing plate has the spindle hole of the main shaft that is used to pass described compound compressor.
Further, pump housing dividing plate is provided with a plurality of attachment holes.
According on the other hand of the present utility model, a kind of compound compressor is provided, comprise upper cylinder, lower cylinder, run through the main shaft of described upper cylinder and lower cylinder, and be arranged on pump housing dividing plate between upper cylinder and the lower cylinder, pump housing dividing plate is provided with the circulation groove that runs through, and the circulation groove port is provided with angular cut.
Further, the side that pump housing dividing plate and upper cylinder are adjacent is provided with angular cut.
Further, angular cut extends on pump housing dividing plate and the corresponding position of the intakeport of upper cylinder.
Further, the side that pump housing dividing plate and lower cylinder are adjacent is provided with angular cut.
Further, angular cut extends to the corresponding position of gas stream through hole with lower cylinder on pump housing dividing plate.
According to the technical solution of the utility model, a kind of compound compressor and pump housing dividing plate thereof are provided, the pump housing dividing plate of compound compressor is between the upper cylinder and lower cylinder of compound compressor, and pump housing dividing plate is provided with the circulation groove that runs through, and the circulation groove port is provided with angular cut.The setting of angular cut under the prerequisite of intensity that does not influence pump housing dividing plate and structure thereof, has increased the discharge value of refrigerant, thereby has reduced input power, has improved the Performance And Reliability of compressor.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes the application's a part, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 is the structural drawing of the pump housing dividing plate of a kind of compound compressor of the present utility model;
Fig. 2 is the rigging position figure of the pump housing dividing plate of a kind of compound compressor of the present utility model;
Fig. 3 flows through the refrigerant circulation schematic representation of lower cylinder and pump housing dividing plate for the refrigerant of a kind of compound compressor of the present utility model.
Embodiment
Describe the utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As depicted in figs. 1 and 2, pump housing dividing plate according to a kind of compound compressor of the present utility model, pump housing dividing plate 10 is between the upper cylinder 20 and lower cylinder 30 of compound compressor, and pump housing dividing plate 10 is provided with the circulation groove 11 that runs through, and circulation groove 11 ports are provided with angular cut 12.Port at the circulation groove 11 of pump housing dividing plate 10 processes angular cut 12, and angular cut 12 is positioned at the intersection place that circulation groove 11 and pump housing dividing plate 10 intersect.The setting of angular cut 12, under the prerequisite of intensity that does not influence pump housing dividing plate 10 and structure thereof, make compressor by the no longer single width that is limited by circulation groove 11 of the discharge value of the refrigerant of pump housing dividing plate 10, the discharge value of refrigerant increases, input power reduces, and compressor performance is improved.
Preferably, angular cut 12 is arranged on the upper surface and/or lower surface of pump housing dividing plate 10.Angular cut 12 can only be arranged on the upper surface of pump housing dividing plate 10 and any one surface among the lower surface; Perhaps be arranged on simultaneously on the upper surface and lower surface of pump housing dividing plate 10, thereby increase the refrigerant discharge value to greatest extent.
As shown in Figure 1 and Figure 2, the middle part of pump housing dividing plate 10 has the spindle hole 13 of the main shaft 40 that is used to pass compound compressor.Pump housing dividing plate 10 is installed on the main shaft 40 of compound compressor by spindle hole 13.Pump housing dividing plate 10 is provided with a plurality of attachment holes 14, in order to install and fix pump housing dividing plate 10.
According to a kind of compound compressor of the present utility model, as shown in Figure 2, compressor comprises upper cylinder 20, lower cylinder 30, runs through the main shaft 40 of upper cylinder 20 and lower cylinder 30, and be arranged on pump housing dividing plate 10 between upper cylinder 20 and the lower cylinder 30, pump housing dividing plate 10 is provided with the circulation groove 11 that runs through, and circulation groove 11 ports are provided with angular cut 12.The pump housing diaphragm structure of compound compressor is described in detail in the above-described embodiments, is not described in detail in this.
As shown in Figure 2, preferably, pump housing dividing plate 10 and upper cylinder 20 adjacent sides are provided with angular cut 12.Angular cut 12 extends to the intakeport 21 corresponding positions with upper cylinder 20 on pump housing dividing plate 10.Angular cut 12 with the setting of the adjacent side of upper cylinder 20, make the intakeport 21 of upper cylinder 20 be connected with angular cut 12, enlarged the circulation area of circulation groove 11, increased the discharge value of refrigerant.
Preferably, shown in the schematic representation of Fig. 3, pump housing dividing plate 10 and lower cylinder 30 adjacent sides are provided with angular cut 12.Angular cut 12 extends to the gas stream through hole 31 corresponding positions with lower cylinder 30 on pump housing dividing plate 10.In as shown in Figure 3 the refrigerant circulation schematic representation, indicated direction and the process that refrigerant flows through the circulation of lower cylinder 30 by arrow logo.Refrigerant enters lower cylinder 30 backs by lower cylinder opening 31, discharges by angular cut 12 on the pump housing dividing plate 10 and circulation groove 11 again.Owing on pump housing dividing plate 10, be provided with angular cut 12, increased the discharge value of refrigerant, reduced input power, improved the Performance And Reliability of compressor.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
According to a kind of compound compressor of the present utility model and pump housing dividing plate thereof, the pump housing dividing plate of compound compressor is between the upper cylinder and lower cylinder of compound compressor, and pump housing dividing plate is provided with the circulation groove that runs through, and the circulation groove port is provided with angular cut.The setting of angular cut under the prerequisite of intensity that does not influence pump housing dividing plate and structure thereof, has increased the discharge value of refrigerant, thereby has reduced input power, has improved the Performance And Reliability of compressor.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. the pump housing dividing plate of a compound compressor, described pump housing dividing plate is between the upper cylinder and lower cylinder of compound compressor, described pump housing dividing plate is provided with the circulation groove (11) that runs through, and it is characterized in that, described circulation groove (11) port is provided with angular cut (12).
2. pump housing dividing plate according to claim 1 is characterized in that, described angular cut (12) is arranged on the upper surface and/or lower surface of described pump housing dividing plate.
3. pump housing dividing plate according to claim 1 is characterized in that, the middle part of described pump housing dividing plate has the spindle hole (13) of the main shaft that is used to pass described compound compressor.
4. pump housing dividing plate according to claim 1 is characterized in that, described pump housing dividing plate is provided with a plurality of attachment holes (14).
5. compound compressor, comprise upper cylinder (20), lower cylinder (30), run through the main shaft (40) of described upper cylinder (20) and lower cylinder (30), and be arranged on pump housing dividing plate (10) between described upper cylinder (20) and the lower cylinder (30), described pump housing dividing plate (10) is provided with the circulation groove (11) that runs through, it is characterized in that described circulation groove (11) port is provided with angular cut (12).
6. compound compressor according to claim 5 is characterized in that, the side that described pump housing dividing plate (10) is adjacent with described upper cylinder (20) is provided with described angular cut (12).
7. compound compressor according to claim 6 is characterized in that, described angular cut (12) extends to the corresponding position of intakeport (21) with described upper cylinder (20) on described pump housing dividing plate (10).
8. compound compressor according to claim 5 is characterized in that, the side that described pump housing dividing plate (10) is adjacent with described lower cylinder (30) is provided with described angular cut (12).
9. compound compressor according to claim 8 is characterized in that, described angular cut (12) extends to the corresponding position of gas stream through hole (31) with described lower cylinder (30) on described pump housing dividing plate (10).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202687557U CN201714667U (en) | 2010-07-21 | 2010-07-21 | Two-stage compressor and pump partition plate thereof |
| PCT/CN2011/077396 WO2012010094A1 (en) | 2010-07-21 | 2011-07-20 | Two stage compressor and pump body baffle thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202687557U CN201714667U (en) | 2010-07-21 | 2010-07-21 | Two-stage compressor and pump partition plate thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201714667U true CN201714667U (en) | 2011-01-19 |
Family
ID=43460663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202687557U Expired - Lifetime CN201714667U (en) | 2010-07-21 | 2010-07-21 | Two-stage compressor and pump partition plate thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201714667U (en) |
| WO (1) | WO2012010094A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012010094A1 (en) * | 2010-07-21 | 2012-01-26 | 珠海格力节能环保制冷技术研究中心有限公司 | Two stage compressor and pump body baffle thereof |
| CN103452844A (en) * | 2012-06-04 | 2013-12-18 | 广东美芝制冷设备有限公司 | Rotary compressor |
| CN105332920A (en) * | 2014-07-07 | 2016-02-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Partition plate assembly for three-cylinder double-stage compressor and three-cylinder double-stage compressor |
| CN108700073A (en) * | 2016-02-25 | 2018-10-23 | 大丰工业株式会社 | The manufacturing method and pump of the end plate of pump |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2904572B2 (en) * | 1990-10-31 | 1999-06-14 | 株式会社東芝 | Multi-cylinder rotary compressor |
| JPH0610863A (en) * | 1992-06-26 | 1994-01-21 | Daikin Ind Ltd | Three-cylinder type rotary compressor |
| JP2001132673A (en) * | 1999-11-04 | 2001-05-18 | Matsushita Electric Ind Co Ltd | Hermetic rotary compressor |
| US7223082B2 (en) * | 2003-03-25 | 2007-05-29 | Sanyo Electric Co., Ltd. | Rotary compressor |
| JP2005256709A (en) * | 2004-03-11 | 2005-09-22 | Sanyo Electric Co Ltd | Lateral rotary compressor and air conditioner for vehicle |
| KR100765162B1 (en) * | 2004-11-15 | 2007-10-15 | 삼성전자주식회사 | Variable capacity rotary compressor |
| CN201714667U (en) * | 2010-07-21 | 2011-01-19 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-stage compressor and pump partition plate thereof |
-
2010
- 2010-07-21 CN CN2010202687557U patent/CN201714667U/en not_active Expired - Lifetime
-
2011
- 2011-07-20 WO PCT/CN2011/077396 patent/WO2012010094A1/en active Application Filing
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012010094A1 (en) * | 2010-07-21 | 2012-01-26 | 珠海格力节能环保制冷技术研究中心有限公司 | Two stage compressor and pump body baffle thereof |
| CN103452844A (en) * | 2012-06-04 | 2013-12-18 | 广东美芝制冷设备有限公司 | Rotary compressor |
| CN103452844B (en) * | 2012-06-04 | 2016-01-20 | 广东美芝制冷设备有限公司 | Rotary compressor |
| CN105332920A (en) * | 2014-07-07 | 2016-02-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Partition plate assembly for three-cylinder double-stage compressor and three-cylinder double-stage compressor |
| CN108700073A (en) * | 2016-02-25 | 2018-10-23 | 大丰工业株式会社 | The manufacturing method and pump of the end plate of pump |
| EP3421801A4 (en) * | 2016-02-25 | 2019-03-13 | Taiho Kogyo Co., Ltd. | Method for manufacturing end plate of pump, and pump |
| CN108700073B (en) * | 2016-02-25 | 2019-08-27 | 大丰工业株式会社 | The manufacturing method and pump of the end plate of pump |
| US11255330B2 (en) | 2016-02-25 | 2022-02-22 | Taiho Kogyo Co., Ltd. | Pump end plate manufacturing method and pump |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012010094A1 (en) | 2012-01-26 |
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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: 20110119 |
|
| CX01 | Expiry of patent term |