CN1626846A - Vibration-proof installation in reciprocating compressor - Google Patents
Vibration-proof installation in reciprocating compressor Download PDFInfo
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- CN1626846A CN1626846A CN 200310107337 CN200310107337A CN1626846A CN 1626846 A CN1626846 A CN 1626846A CN 200310107337 CN200310107337 CN 200310107337 CN 200310107337 A CN200310107337 A CN 200310107337A CN 1626846 A CN1626846 A CN 1626846A
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- wind spring
- compressor
- control equipment
- vibration control
- driving force
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Abstract
The invention relates to an antivibration device of reciprocal compressor. It includes compressor self-body, it is a combined body formed from reciprocating motor capable of producing linear reciprocating motion driving force and compression component capable of utilizing said driving force transferred by reciprocating motor to compress fluid. Said invention also includes several coiled springs, they are used for fixing the compressor self-body in the inside of machine shell. The described coiled spring is a non-linear coiled spring whose diameter is not some fixed value. Said invention not only can raise the absorptivity of vibration produced when the compressor self-body elastically supported in the interior of machine shell is driven, but also can reduce the crosswise movement of said compressor self-body.
Description
Technical field
The present invention relates to a kind of vibration control equipment of reciprocal compressor.
Background technique
In general, compressor is the device that is used for constituting cooling cycle system, and it is discharged after the refrigeration agent that flows into its inner low-temp low-pressure state from vaporizer can being compressed into high-temperature high-pressure state.Compressor can be divided into rotary compressor, reciprocal compressor, spool (scroll) compressor etc. according to the mode of compressed fluid.Such compressor generally comprises seal container; Be installed in the above-mentioned seal container, can produce the electric structure portion of driving force; Can utilize the compression structure part of coming pressurized gas by the driving force of electric structure portion conduction.
Particularly, in above-mentioned reciprocal compressor, compressor body is an assemblying body that is formed by some component-assembled, and these parts comprise the reciprocable machine of the driving force that can produce straight reciprocating motion; Can utilize the compression assembly etc. that comes compressed fluid by the driving force of above-mentioned reciprocable machine conduction.Said compressor self-body can suck fluid and compression, and then discharges.
As shown in Figure 1, 2, in reciprocal compressor, the assemblying body that is formed by some component-assembled is equipped with in inside with casing (10) of certain inside space---compressor body (20), and these parts comprise the reciprocable machine of the driving force that can produce straight reciprocating motion; Can utilize the compression assembly etc. that comes compressed fluid by the driving force of above-mentioned reciprocable machine conduction.Compressor body (20) is subjected to the support of several wind springs with certain elastic force (coil spring) (30), thereby can reduce the vibration that produced when reciprocal compressor drives.In addition, in order to be inserted into above-mentioned wind spring (30) thus the inside of end portion play a supporting role, be equipped with in the inside of certain position of compressor body (20) and casing (10) and be made into right several supporting parts (40), have the fixed projection (41) of outstanding certain altitude on these supporting parts (40).
Said machine casing (10) is formed by connecting certain thickness hemispheric loam cake (11) and bottom (12) by methods such as welding.
As shown in Figure 2, on four angles of compressor body (20) bottom supporting part (40) is housed, supporting part (40) also is housed on the internal surface of bottom (cap), and, their position is corresponding with the position of supporting part (40) on being installed in compressor body (20), thus these supporting parts (40) be made into right.Formed the fixed projection (41) of outstanding certain altitude on the supporting part (40), the end of wind spring (30) is supported on the fixed projection respectively, thereby can realize in the longitudinal direction stretching.
Unaccounted label 13 guides refrigeration agent to make it flow into the interior suction pipe of compressor body (20) for being used for, the discharge tube of label 14 for being used for the refrigeration agent that was compressed by compressor body (20) is discharged.
For existing reciprocal compressor with said structure, in the parts that constituted compressor body (20), reciprocable machine can produce the driving force of straight reciprocating motion, compression assembly then can utilize the driving force by the motor conduction to suck and compressed fluid, and then with its discharge.
In the above-mentioned process that continues to carry out repeatedly, constituted when the reciprocable machine of compressor body (20) and compression assembly drive and to have produced vibration, such vibration meeting is weakened under the effect of the wind spring on the supporting part (40) in two end supports, meanwhile, can also weaken the vibration that is transmitted on the casing (10).
Here, having in the vibration control equipment of reciprocal compressor of said structure needs to install wind spring (30), and wind spring (30) need have and can guarantee the minimal elastic coefficient that can not broken away from its mounting point by the compressor body (20) that wind spring (40) elastic support.
But, as mentioned above, installed to have and can make compressor body (20) not break away from the wind spring (30) of the elasticity coefficient of mounting point, can have following problem so, it is very faint that promptly wind spring (30) absorbs the vibrating effect that is produced when compressor body (20) drives.
Summary of the invention
In order to overcome the above-mentioned shortcoming that existing reciprocal compressor exists, the invention provides a kind of vibration control equipment with reciprocal compressor of following characteristics, promptly not only can improve absorptivity, can also reduce laterally moving of compressor body simultaneously for the vibration that when the compressor body of casing inside drives, is produced by elastic support.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of vibration control equipment of reciprocal compressor, it is characterized in that comprising compressor body, it is by the reciprocable machine that can produce the straight reciprocating motion driving force and can utilizes the assemblying body that is come the compression assembly of compressed fluid by the driving force of reciprocable machine conduction; A plurality of wind springs, they are used for described compressor body is fixed on the inside of casing, and described wind spring is that a kind of diameter is not the non-linear wind spring of a certain fixed value.
The vibration control equipment of described reciprocal compressor, wherein the diameter of non-linear wind spring begins from the centre to diminish gradually or become big gradually to two ends.
The vibration control equipment of described reciprocal compressor wherein forms enlarged portion on the non-linear wind spring, has at least a locational diameter bigger than the diameter of other parts in this enlarged portion, and this enlarged portion has a predetermined length.
The vibration control equipment of described reciprocal compressor, wherein enlarged portion is positioned at the intermediate portion of non-linear wind spring.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the longitdinal cross-section diagram of existing compressor
Fig. 2 is the part side view of the vibration control equipment assembly department of compressor shown in Figure 1
Fig. 3 is an embodiment's of the vibration control equipment of the present invention internal structure sectional view of reciprocal compressor
Fig. 4 is the partial cross section figure of vibration control equipment shown in Figure 3
Fig. 5 is another embodiment's the partial cross section figure of the vibration control equipment of reciprocal compressor of the present invention
The number in the figure explanation:
10: casing (casing) 20: compressor body
130,230: non-linear wind spring (coil spring) 131,231: enlarged portion
Embodiment
An embodiment to the vibration control equipment of reciprocal compressor of the present invention illustrates in further detail with reference to the accompanying drawings.For those parts identical, adopt identical symbol here with existing structure.
Shown in Fig. 3,4, in the embodiment's that vibration control equipment of the present invention is housed reciprocal compressor, the assemblying body that is formed by some component-assembled is equipped with in inside with casing (10) of certain inside space---compressor body (20), and these parts comprise the reciprocable machine that can produce the straight reciprocating motion driving force; Can utilize the compression assembly etc. that comes compressed fluid by the driving force of above-mentioned reciprocable machine conduction.Compressor body (20) is subjected to the support of several wind springs with certain elastic force (coil spring) (130), thereby can reduce the vibration that produced when reciprocal compressor drives.In addition, in order to be inserted into above-mentioned wind spring (130) thus the inside of end portion play a supporting role, be equipped with in the inside of certain position of compressor body (20) and casing (10) and be made into right a plurality of supporting parts (40).On four angles of compressor body (20) bottom supporting part (40) is housed, supporting part (40) also is housed on the internal surface of bottom (cap), and their position is corresponding with the position of above-mentioned supporting part (40) on being installed in compressor body (20), thus these supporting parts (40) be made into right.Formed the fixed projection (41) of outstanding certain altitude on the parts (40), the end of wind spring (130) is supported on the fixed projection respectively, thereby can realize in the longitudinal direction stretching.
Said machine casing (10) is that certain thickness hemispheric loam cake (11) and bottom (12) are formed by connecting by operations such as welding.
Above-mentioned non-linear wind spring (130) as shown in Figure 4, its intermediate portion has formed the enlarged portion (131) of diameter maximum, its diameter of past more two ends just becomes more little gradually, thereby has formed conical (taper).
In addition, it is big more that above-mentioned non-linear wind spring (130) also can begin past more two ends diameter from the centre, thereby form conical (taper).
For reciprocal compressor with said structure, in the parts that constituted compressor body (20), reciprocable machine can produce the driving force of straight reciprocating motion, and compression assembly then can utilize the driving force by the motor conduction to suck and compressed fluid, and then with its discharge.
Said process continues to carry out repeatedly, and the reciprocable machine and the compression assembly that have constituted compressor body (20) can produce vibration when driving.But because wind spring (130) is equipped with in the inside of casing (10), the two ends of wind spring (130) are inserted and are supported between the supporting part (40), thereby compressor body (20) can be supported, therefore under the effect of wind spring (130), above-mentioned vibration meeting is weakened, and can also reduce to be transmitted to simultaneously the vibration on the casing (10).
Here, the elasticity rate lineal shape wind spring that non-linear wind spring (130) produces in the vertical is little, so it is higher for the absorptivity of vibration; It is then big than lineal shape wind spring at the elastic force that the direction vertical with length promptly transversely produces, so this can make wind spring (130) can not break away from its movement locus when carrying out fore and aft motion along its length.In addition, because active force is center symmetry effect up and down with enlarged portion (131), therefore, this can make wind spring (130) can not break away from its movement locus when carrying out fore and aft motion along its length.
Gradually become big non-linear wind spring from the middle to both ends for diameter, it is little that it promptly vertically goes up the elasticity rate lineal shape wind spring that produces along its length, so it is higher for the absorptivity of vibration; It acts on the direction vertical with length, and promptly transversely elastic force is then big than lineal shape wind spring, so this can make wind spring (130) can not break away from its movement locus when carrying out fore and aft motion along its length, meanwhile can also improve the shock absorption rate.
Another embodiment of the vibration control equipment of reciprocal compressor of the present invention as shown in Figure 5, in order non-linear wind spring (230) to be installed between each supporting part (40) that is installed on compressor body (20) and the casing (10) compressor body (20) elastic support in the inside of casing (10).The non-linear wind spring (230) here has following structure, and promptly its intermediate portion has formed the diameter enlarged portion (231) bigger than two ends, and this enlarged portion (231) has certain length.
The effect of vibration control equipment of reciprocal compressor of the present invention with said structure is as described below:
In the process that reciprocal compressor drives, the reciprocable machine and the compression assembly that have constituted compressor body (20) can produce vibration because of driving.But because wind spring (230) is equipped with in the inside of casing (10), the two ends of wind spring (230) are inserted and are supported between the supporting part (40), thereby compressor body (20) can be supported, therefore under the effect of above-mentioned wind spring (230), above-mentioned vibration meeting is weakened, and can also reduce to be transmitted to simultaneously the vibration on the casing (10).
Here, because the intermediate portion of non-linear wind spring (230) has formed the bigger enlarged portion (231) of diameter, vertical elasticity rate lineal shape wind spring that enlarged portion (231) produces is little, therefore can improve the shock absorption rate.
The vibration control equipment of aforesaid reciprocal compressor comes supports compressor body (20) by non-linear wind spring (130,230) is installed, therefore can improve the shock absorption rate, the vibration that is produced in the time of promptly can reducing compressor body (20) driving can also make non-linear wind spring (130,230) can not break away from its movement locus when carrying out fore and aft motion along its length simultaneously.
The effect of invention
The antihunting device of reciprocating compressor of the present invention can be with compressor by the non-linear wind spring is installed Body is supported on casing inside. Above-mentioned non-linear wind spring not only can be guaranteed the longitudinal compression distance, thereby Improve the absorption of vibrations rate, simultaneously, because the coefficient of elasticity of the horizontal effect of non-linear wind spring compares linear Wind spring is big, therefore can also prevent that compressor body from bumping because of the inside of transverse shifting with casing. In a word, the present invention can prevent that compressor body and casing from clashing, and can improve absorption of vibrations Rate improves product reliability.
Claims (4)
1, a kind of vibration control equipment of reciprocal compressor, it is characterized in that comprising compressor body, it is by the reciprocable machine that can produce the straight reciprocating motion driving force and can utilizes the assemblying body that is come the compression assembly of compressed fluid by the driving force of reciprocable machine conduction; A plurality of wind springs, they are used for described compressor body is fixed on the inside of casing, and described wind spring is that a kind of diameter is not the non-linear wind spring of a certain fixed value.
2, the vibration control equipment of reciprocal compressor according to claim 1, the diameter that it is characterized in that described non-linear wind spring begin from the centre to diminish gradually or become big gradually to two ends.
3, the vibration control equipment of reciprocal compressor according to claim 1 is characterized in that forming enlarged portion on the described non-linear wind spring, has at least a locational diameter bigger than the diameter of other parts in this enlarged portion, and this enlarged portion has a predetermined length.
4, the vibration control equipment of reciprocal compressor according to claim 1 is characterized in that described enlarged portion is positioned at the intermediate portion of non-linear wind spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310107337 CN1626846A (en) | 2003-12-12 | 2003-12-12 | Vibration-proof installation in reciprocating compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310107337 CN1626846A (en) | 2003-12-12 | 2003-12-12 | Vibration-proof installation in reciprocating compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1626846A true CN1626846A (en) | 2005-06-15 |
Family
ID=34758141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310107337 Pending CN1626846A (en) | 2003-12-12 | 2003-12-12 | Vibration-proof installation in reciprocating compressor |
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| Country | Link |
|---|---|
| CN (1) | CN1626846A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101562367B (en) * | 2009-05-31 | 2012-05-09 | 重庆钢铁(集团)有限责任公司 | Roller motor assembly |
-
2003
- 2003-12-12 CN CN 200310107337 patent/CN1626846A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101562367B (en) * | 2009-05-31 | 2012-05-09 | 重庆钢铁(集团)有限责任公司 | Roller motor assembly |
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