CN2821233Y - Volume regulator for rotary compressor - Google Patents
Volume regulator for rotary compressor Download PDFInfo
- Publication number
- CN2821233Y CN2821233Y CN 200520113509 CN200520113509U CN2821233Y CN 2821233 Y CN2821233 Y CN 2821233Y CN 200520113509 CN200520113509 CN 200520113509 CN 200520113509 U CN200520113509 U CN 200520113509U CN 2821233 Y CN2821233 Y CN 2821233Y
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- rotary compressor
- rotary
- compressor
- electromagnet
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Abstract
The utility model relates to a volume modulation device for a rotary compressor, which comprises at least two air cylinders and a dispensation valve arranged on one side of a bearing covered the air cylinder. By arranging an electromagnet in a rotary compressor of a rotary piston, the rotary compressor supplies a power supply for the electromagnet to make the dispensation valve continuously started when the rotary compressor runs in a secure mode, wherein the rotary piston forms turning motion in the air cylinder, modulates the volume of a compression chamber together with a motion valve and compresses cooling mediums; the electromagnet generates magnetic force according to the loading of electric current and freely stops and starts the dispensation valve; a corresponding compression unit is made to generate empty rotation in this way, and accordingly, under the state that an expensive pole changing motor is not used, the volume of the compressor can be easily modulated.
Description
Technical field
The utility model relates to a kind of rotary compressor, particularly relates to a kind of cheap but can carry out the capacity regulating device of the rotary compressor of free adjusting to capacity.
Background technique
Usually, compressor is meant the power that reception is produced by the motor equal power device, and the device that compression work gas raises its pressure by air, refrigerant and other special gas are carried out compression work is extensive use of at all industrial fields.Compressor can be divided into positive displacement and turbo type according to the mode that realizes compression.Wherein positive displacement compressor (positive displacement compressor) is for to increase the mode of its pressure by reducing volume, and turbocompressor (turbo compressor) compresses by the mode that the kinetic energy with gas is converted to pressure energy.In positive displacement compressor, rotary compressor is applicable to mainly that as air regulators such as air-conditionings along with the diversified trend of recent air conditioning function, rotary compressor needs to regulate the product of its capacity equally.
Usually in the technology of the capacity regulating that makes rotary compressor, the so-called edit mode of employing pole-changing motor control compressor number of revolution is suitable for the most extensive, but because the pole-changing motor that uses in the above-mentioned technology originally as high priced line, can increase the cost burden.According to statistics because most of air-conditioning all is used to the purposes of freezing, so in the idle call compressor what is more important to improve refrigerating capacity under the cold-room condition more more difficult than improve freezing cold power under the greenhouse condition.
This shows that above-mentioned existing rotary compressor obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that rotary compressor exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing rotary compressor exists, the design people is based on being engaged in this type of product specification manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, capacity regulating device in the hope of the rotary compressor of founding a kind of new structure, can improve general existing rotary compressor, make it have more practicability.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
Main purpose of the present utility model is, overcome the defective that existing rotary compressor exists, and provide a kind of capacity regulating device of new rotary compressor, technical problem to be solved is to make it that it is regulated the capacity of compressor under the state of the pole-changing motor that does not use high price like a cork, thereby be suitable for practicality more, and have the value on the industry.
The purpose of this utility model and to solve its technical problem be to adopt following technological scheme to realize.According to the capacity regulating device of a kind of rotary compressor that the utility model proposes, it comprises: at least more than one cylinder; Be installed in the discharge valve of bearing one side that covers above-mentioned cylinder; Carry out turning motion in above-mentioned cylinder interior, and in the rotary compressor of the rotary-piston of regulating the volume of pressing chamber jointly with air throttle and refrigerant being compressed, the electromagnet whether loading according to electric current produces magnetic force and at random above-mentioned discharge valve is carried out switch is installed.
The purpose of this utility model and solve its technical problem and can also be further achieved by the following technical measures.
The capacity regulating device of aforesaid rotary compressor, an end of wherein said discharge valve is fixed, and the other end comprises the valve body of free switch and the fixture that the amount of opening of valve body is limited.
The capacity regulating device of aforesaid rotary compressor, wherein said electromagnet is installed in the fixture.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technological scheme as can be known, in order to reach aforementioned model utility purpose, major technique of the present utility model thes contents are as follows: the utility model proposes a kind of capacity regulating device of rotary compressor, it comprises: at least more than one cylinder; Be installed in the discharge valve of bearing one side that covers above-mentioned cylinder; Carry out turning motion in above-mentioned cylinder interior, and in the rotary compressor of the rotary-piston of regulating the volume of pressing chamber jointly with air throttle and refrigerant being compressed, whether produce magnetic force also at random carries out switch to above-mentioned discharge valve electromagnet by the loading of installing according to electric current, when it is moved under safe mode by making the discharge valve continuous openness to above-mentioned electromagnet loading power, and make in the corresponding compression unit with this empty rotation takes place, thereby under the state of the pole-changing motor that does not use high price, like a cork the capacity of compressor is regulated.
By technique scheme, the capacity regulating device of the utility model rotary compressor has following advantage at least:
The capacity regulating device of rotary compressor of the present utility model, by electromagnet being installed at the discharge valve periphery, make its when moving with battery saving mode to above-mentioned electromagnet loading power, this moment, therefore discharge valve also made corresponding compression unit that empty rotation takes place continuous openness, thereby like a cork the capacity of compressor was regulated under the state that does not use pole-changing motor at high price.
In sum, the capacity regulating device of the rotary compressor of the utility model special construction, it has above-mentioned many advantages and use value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it structurally or bigger improvement all arranged on the function, have large improvement technically, and produced handy and practical effect, and more existing rotary compressor has the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is a certain embodiment's of a complex rotary compressor of the present utility model longitdinal cross-section diagram.
Fig. 2 a, Fig. 2 b are a certain embodiment's of capacity regulating device of the present utility model longitdinal cross-section diagrams.
1: shell 2: driver element
2a: stator 2b: rotor
2c: running shaft
11: the 1 cylinders of 10: the 1 compression units
The 12: go up side bearing 12a: the 1st hole that spues
13: 14: the 1 rotary-pistons of intermediate bearing
16: the 1 silencing apparatuss of 15: the 1 discharge valves
21: the 2 cylinders of 20: the 2 compression units
The 22: following side bearing 22a: the 2nd hole that spues
24: the 2 discharge valves of 23: the 2 rotary-pistons
24a: valve body 24b: fixture
SP1, SP2: refrigerant suction pipe DP: refrigerant discharge pipe
V1: the 1st inner space V2: the 2nd inner space
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined model utility purpose is taked, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of capacity regulating device, structure, feature and effect thereof according to the rotary compressor that the utility model proposes, describe in detail as after.
The capacity regulating device of a kind of rotary compressor of the utility model, it comprises: at least more than one cylinder; Be installed in the discharge valve of bearing one side that covers above-mentioned cylinder; Carry out turning motion in above-mentioned cylinder interior, and in the rotary compressor of the rotary-piston of regulating the volume of pressing chamber jointly with air throttle and refrigerant being compressed, the electromagnet whether loading according to electric current produces magnetic force and at random above-mentioned discharge valve is carried out switch is installed.
Below, the capacity regulating device of rotary compressor of the present utility model is elaborated.
Fig. 1 is a certain embodiment's of a complex rotary compressor of the present utility model longitdinal cross-section diagram.
Fig. 2 a, Fig. 2 b are a certain embodiment's of capacity regulating device of the present utility model longitdinal cross-section diagrams.
See also shown in Figure 1, the capacity regulating device of the utility model rotary compressor, it mainly comprises: the inner shell 1 that forms seal space; Be installed on shell 1 inside, be used to produce the driver element 2 of driving force; The 1st compression unit 10 and the 2nd compression unit 20 that are connected to driver element 2 and refrigerant is compressed; Be installed on the following side bearing 22 of the 2nd compression unit 20, the valve switch portion 30 that the 2nd switch that spues hole 22a is regulated arbitrarily.
At a plurality of refrigerant suction pipe SP1 that the rapid steamer of shell 1 outlet connection and separately compression unit 10,20 are communicated with, SP2 installs a refrigerant discharge pipe DP who is communicated with the confined space of shell 1 and run through in the suction port of compressor of freeze cycle.
Driver element 2 comprises and is fixed in shell 1 inside, is used for the stator 2a from the external load power supply; Install at the inner certain interval that keeps of stator 2a, interact and rotor rotated 2b with said stator 2a; 2b is combined as a whole with rotor, driving force is delivered to the running shaft 2c of compression unit 10,20.
The 1st compression unit 10 forms with ring-type, comprises the 1st cylinder 11 that is installed in shell 1 inside; Both sides up and down by covering the 1st cylinder 11 are common to constitute the 1st inner space V1, and radial direction above-mentioned running shaft 2c is supported on side bearing 12 and intermediate bearing 13; Be attached to the centrifugal portion of upside of running shaft 2c, the 1st rotary-piston 14 that when in the 1st inner space V1 of the 1st cylinder 11, rotating refrigerant is compressed in rotatable mode; Be crimped onto the outer circumferential face of the 1st rotary-piston 14, and utilize the mode combination that to move along the radial direction of the 1st cylinder 11, the 1st inner space V1 of above-mentioned the 1st cylinder 11 is divided into the 1st air throttle (not marking among the figure) of the 1st suction chamber and the 1st pressing chamber; With last side bearing 12 in conjunction with and can carry out switch to is communicated with the 1st of the formation hole 12a that spues with the 1st pressing chamber, the 1st discharge valve 15 that the cold media air that spues in the 1st pressing chamber is regulated; Hold the 1st discharge valve 15 and be installed in the 1st silencing apparatus 16 of side bearing 12.
The 2nd compression unit 20 forms with ring-type, comprises the 2nd cylinder 21 that is installed on the 1st cylinder 11 belows and contacts with above-mentioned intermediate bearing 13; Be attached to common the 2nd inner space V2 of formation of upper side of the 2nd cylinder 21, and the following side bearing 22 that above-mentioned running shaft 2c is supported at radial direction and axle direction; Be attached to the centrifugal portion of downside of running shaft 2c, the 2nd rotary-piston 23 that in the 2nd inner space V2 of the 2nd cylinder 21, compresses in rotatable mode; Be crimped onto the outer circumferential face of the 2nd rotary-piston 23, and utilize the mode combination that to move along the radial direction of the 2nd cylinder 21, the 2nd inner space V2 of above-mentioned the 2nd cylinder 21 is divided into the 2nd air throttle (not marking among the figure) of the 2nd suction chamber and the 2nd pressing chamber; With a side of following side bearing 22 in conjunction with and can carry out switch to is communicated with the 2nd of the formation hole 22a that spues with the 2nd pressing chamber, the 2nd discharge valve 24 that the cold media air that spues in the 2nd pressing chamber is regulated; Hold the 2nd discharge valve 24 and be installed in down the 2nd silencing apparatus 25 of side bearing 22.
For hole 22a that the 2nd of following side bearing 22 is spued carries out switch, an end of the 2nd discharge valve 24 is fixed on down side bearing 22, and the other end comprises and can carry out the valve body 24a with free end formation of switch to the 2nd hole 22a that spues; The pressure back side at above-mentioned valve body 24a is fixed as one, and is used for the fixture 24b that the amount of opening to above-mentioned valve body 24a limits.
In order to make valve switch portion 30 receive independent power supply from the outside and above-mentioned valve body 24a at random to be carried out switch, will fixedly mount electromagnet among the said fixing device 24b.Wherein, be loaded into the voltage of electromagnet, can regulate the amount of opening of above-mentioned valve body 24a arbitrarily, thereby freely control the capacity of compressor by adjusting.
The aforesaid capacity regulating device that is suitable for complex rotary compressor of the present utility model has effect as described below and effect.
Rotor 2b rotates when the stator 2a to driver element 2 is added in power supply, running shaft 2c will rotate and the rotating force of driver element 2 will be delivered to the 1st compression unit 10 and the 2nd compression unit 20 with rotor 2b this moment, and carry out suitable adjusting to regulating valve switch portion 30, thereby thereby the refrigeration power that makes it produce big capacity refrigeration power or produce small capacity with the battery saving mode operation with normal dynamic mode operation according to the required capacity of air-conditioning.
See also shown in Fig. 2 a, when moving with normal dynamic mode, not to the electromagnet loading power of valve switch portion 30, thereby make the valve body 24a in the 2nd discharge valve 24 carry out switch motion based on original pressure difference, refrigerant will normally be drawn into the 1st compression unit 10 and the 2nd compression unit 20 and compress at this moment, thereby produce 100% refrigeration power.
See also shown in Fig. 2 b, and when moving with battery saving mode, by electromagnet loading power to valve switch portion 30, make the valve body 24a in the 2nd discharge valve 24 under the attraction of magnetic force, carry out switch, thereby the 2nd compression unit 20 will carry out sky rotation idling and can not compress refrigerant this moment, therefore can produce the refrigeration power of the amount of capacity in the 1st compression unit 10.
In addition, be illustrated with complex rotary compressor power in the above-described embodiments, but the utility model also goes for having in the single entry rotary compressor of a compression unit with a plurality of compression units.At this moment, because compressor bears heavier load when starting, so, can reduce driving torque and compressor can more successfully be started with this by making compressor when starting, carry out the sky rotation with battery saving mode.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in the scope that does not break away from technical solutions of the utility model, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solutions of the utility model content, foundation technical spirit of the present utility model is to above any simple modification that embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (3)
1, a kind of capacity regulating device of rotary compressor is characterized in that it comprises: at least more than one cylinder; Be installed in the discharge valve of bearing one side that covers above-mentioned cylinder; Carry out turning motion in above-mentioned cylinder interior, and in the rotary compressor of the rotary-piston of regulating the volume of pressing chamber jointly with air throttle and refrigerant being compressed, the electromagnet whether loading according to electric current produces magnetic force and at random above-mentioned discharge valve is carried out switch is installed.
2, the capacity regulating device of rotary compressor according to claim 1 is characterized in that an end of wherein said discharge valve is fixed, and the other end comprises the valve body of free switch and the fixture that the amount of opening of valve body is limited.
3, the capacity regulating device of rotary compressor according to claim 1 is characterized in that wherein said electromagnet is installed in the fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520113509 CN2821233Y (en) | 2005-07-13 | 2005-07-13 | Volume regulator for rotary compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520113509 CN2821233Y (en) | 2005-07-13 | 2005-07-13 | Volume regulator for rotary compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2821233Y true CN2821233Y (en) | 2006-09-27 |
Family
ID=37017787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520113509 Expired - Fee Related CN2821233Y (en) | 2005-07-13 | 2005-07-13 | Volume regulator for rotary compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2821233Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102536819A (en) * | 2011-12-15 | 2012-07-04 | 珠海凌达压缩机有限公司 | Secondary double-cylinder compressor with high refrigerating performance |
| CN102748293A (en) * | 2012-06-07 | 2012-10-24 | 珠海格力电器股份有限公司 | Variable-stage or variable-cylinder variable displacement compressor and control method thereof |
| CN102272454B (en) * | 2008-12-03 | 2014-03-26 | 艾默生环境优化技术有限公司 | Scroll compressor having capacity modulation system |
| CN108869298A (en) * | 2018-07-17 | 2018-11-23 | 珠海凌达压缩机有限公司 | A kind of cylinder and double air compressor |
| US11656003B2 (en) | 2019-03-11 | 2023-05-23 | Emerson Climate Technologies, Inc. | Climate-control system having valve assembly |
| CN108869298B (en) * | 2018-07-17 | 2024-05-03 | 珠海凌达压缩机有限公司 | Cylinder and double-exhaust compressor |
-
2005
- 2005-07-13 CN CN 200520113509 patent/CN2821233Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102272454B (en) * | 2008-12-03 | 2014-03-26 | 艾默生环境优化技术有限公司 | Scroll compressor having capacity modulation system |
| CN102536819A (en) * | 2011-12-15 | 2012-07-04 | 珠海凌达压缩机有限公司 | Secondary double-cylinder compressor with high refrigerating performance |
| CN102536819B (en) * | 2011-12-15 | 2015-09-30 | 珠海凌达压缩机有限公司 | A kind of secondary double-cylinder of high refrigeration performance |
| CN102748293A (en) * | 2012-06-07 | 2012-10-24 | 珠海格力电器股份有限公司 | Variable-stage or variable-cylinder variable displacement compressor and control method thereof |
| CN102748293B (en) * | 2012-06-07 | 2015-01-28 | 珠海格力电器股份有限公司 | Variable-stage or variable-cylinder variable displacement compressor and control method thereof |
| CN108869298A (en) * | 2018-07-17 | 2018-11-23 | 珠海凌达压缩机有限公司 | A kind of cylinder and double air compressor |
| CN108869298B (en) * | 2018-07-17 | 2024-05-03 | 珠海凌达压缩机有限公司 | Cylinder and double-exhaust compressor |
| US11656003B2 (en) | 2019-03-11 | 2023-05-23 | Emerson Climate Technologies, Inc. | Climate-control system having valve assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |