CN105604914B - A kind of refrigeration compressor combined type piston and link assembly and its installation method - Google Patents
A kind of refrigeration compressor combined type piston and link assembly and its installation method Download PDFInfo
- Publication number
- CN105604914B CN105604914B CN201610021545.XA CN201610021545A CN105604914B CN 105604914 B CN105604914 B CN 105604914B CN 201610021545 A CN201610021545 A CN 201610021545A CN 105604914 B CN105604914 B CN 105604914B
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- China
- Prior art keywords
- pivot link
- spheroid
- piston
- connecting rod
- skirt body
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J1/00—Pistons; Trunk pistons; Plungers
- F16J1/08—Constructional features providing for lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J1/00—Pistons; Trunk pistons; Plungers
- F16J1/10—Connection to driving members
- F16J1/14—Connection to driving members with connecting-rods, i.e. pivotal connections
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Compressor (AREA)
Abstract
The invention discloses a kind of refrigeration compressor combined type piston and link assembly and its installation method, including pivot link erecting device, connecting rod and piston apparatus, pivot link erecting device, it is connected by connecting rod with piston apparatus, pivot link centring ring is provided with pivot link erecting device makes pivot link outer ring, pivot link centring ring and crank pivot link fixing axle are installed with one heart, crank pivot link fixing axle is fixedly linked with connecting rod, connecting rod is connected with piston apparatus, piston skirt body is installed in piston apparatus, spheroid support on spheroid with covering, and the oil groove oilhole oil pocket opened up makes present invention concentric co-axial motion all the time in the case where ensureing high lubricity, and installation method of the present invention is simple and practical, installation accuracy is high, it is simple in construction, product difficulty is low, it is sturdy and durable, improve operating efficiency and service life.
Description
Technical field
The present invention relates to art of refrigeration units, especially a kind of refrigeration compressor combined type piston and link assembly and its peace
Dress method.
Background technology
Either refrigerator, or the refrigeration plant such as refrigerator, their " heart " are a Totally-enclosed piston type compressors.And
What driving refrigerant flowed is the piston in " heart ".Piston is driven by bent axle, and by the transmission of connecting rod power, driving piston is in cylinder
Make flexible reciprocal linear motion in vivo.Due to being the compound motion for adding the state that swings before and after when connecting rod works, and
Piston is in linear motion.The external force in the on-rectilinear movement direction brought for the swing eliminated because of connecting rod is done to piston
Disturb, existing piston is connected with connecting rod mainly to be connected with spheroid.Therefore, spheroid is to close with how piston carries out preferably being connected
Key.It is generally stamped with two semi-circular bowl-type metals in existing structure, then it is welded；Or one of those
It is semi-circular to be manufactured with working of plastics, and another is semi-circular, is made of the complex metalwork of shape.No matter which kind of combination side
Formula, although can all meet bulb being installed to wherein, last result is or installation accuracy does not reach compressor use and wanted
Ask；Or the service life of piston is very short.Manufacturing cost and installation difficulty are higher simultaneously, so as to have impact on the service life of complete machine
With manufacturing cost.
The content of the invention
It is an object of the invention to provide a kind of refrigeration compressor combined type piston and link assembly and its installation method, bag
Pivot link erecting device, connecting rod and piston apparatus are included, pivot link centring ring is provided with pivot link erecting device to be made to turn
Dynamic connecting rod outer ring, pivot link centring ring and crank pivot link fixing axle are installed with one heart, crank pivot link fixing axle and company
Bar is fixedly linked, and connecting rod is connected with piston apparatus, is provided with piston skirt body, spheroid support and spheroid and covers in piston apparatus, with
And the oil groove oilhole oil pocket opened up makes present invention concentric co-axial motion all the time in the case where ensureing high lubricity, and present invention peace
Method simple practical is filled, installation accuracy is high, and simple in construction, product difficulty is low, sturdy and durable, improves operating efficiency and uses the longevity
Life.
In order to achieve the above object, the technical scheme is that：
A kind of refrigeration compressor combined type piston and link assembly, including pivot link erecting device, connecting rod and piston dress
Put, the pivot link erecting device is connected by connecting rod with piston apparatus, and the pivot link erecting device includes the company of rotation
Bar outer ring, pivot link centring ring is provided with the pivot link outer ring, and the pivot link centring ring turns installed in crank
In dynamic connecting rod fixing axle, the pivot link outer ring, pivot link centring ring and crank pivot link fixing axle is concentric installs, institute
State crank pivot link fixing axle to be fixedly linked with connecting rod one end, the connecting rod other end is connected with piston apparatus, the piston
Device includes piston jacket, and the spheroid support even with the piston skirt body phase of piston jacket is provided with the piston jacket, described
Spheroid support is connected with lid on spheroid by being welded and fixed, and the spheroid cover rim connects with piston skirt body phase, the spheroid branch
For frame with lid on spheroid formed with spheroid chamber, the spheroid chamber is built-in with the spheroid formed with connecting rod riveting, the spheroid support, company
Bar and spheroid formed with oil pocket, the oil pocket with penetrate pivot link outer ring, pivot link centring ring, connecting rod connecting rod oil line phase
Connection, the oil pocket are connected with lid oilhole, piston skirt body oilhole on oil groove, piston skirt body endless-oil groove, piston oilhole, spheroid.
A kind of installation method of refrigeration compressor combined type piston and link assembly, it is provided with the pivot link outer ring and supplies
The cavity of crank pivot link fixing axle installation, the first step, the interior installation of the cavity turn an angle and could be arranged on crank
In pivot link fixing axle；Second step, be provided with the cavity, outside crank pivot link fixing axle make with outside pivot link
The concentric pivot link centring ring of circle, crank pivot link fixing axle.
The spheroid chamber includes ensureing spheroid support center, the spheroid support concave spherical surface of piston skirt body center concentric co-axial degree
And ensure spheroid support center, piston skirt body center concentric co-axial degree spheroid on lid concave spherical surface.
The 6-8 bar oil grooves for making spheroid chamber lubricate enough are offered on the spheroid support.
The spheroid support both ends are fixedly linked with piston skirt body closure, outward flange and piston in the middle part of the spheroid support
Skirt body bottom opening closure is fixedly linked.
The beneficial effects of the invention are as follows：A kind of refrigeration compressor combined type piston of the present invention and link assembly and its installation
Method, including pivot link erecting device, connecting rod and piston apparatus, pivot link positioning is installed in pivot link erecting device
Circle makes pivot link outer ring, pivot link centring ring and crank pivot link fixing axle install with one heart, and crank pivot link is fixed
Axle is fixedly linked with connecting rod, and connecting rod is connected with piston apparatus, is provided with piston apparatus on piston skirt body, spheroid support and spheroid
Lid, and the oil groove oilhole oil pocket opened up make present invention concentric co-axial motion all the time in the case where ensureing high lubricity, and this
Invention installation method is simple and practical, and installation accuracy is high, and simple in construction, product difficulty is low, sturdy and durable, improves operating efficiency and makes
Use the life-span.
Brief description of the drawings
Fig. 1 is the sectional view of the present invention；
Fig. 2 is the installation diagram of the present invention；
Fig. 3 is piston apparatus amplification view in Fig. 1；
Fig. 4 is piston apparatus installation diagram in Fig. 1；
Fig. 5 is crank pivot link erecting device amplification view in Fig. 1.
Embodiment
Embodiment 1
A kind of refrigeration compressor combined type piston and link assembly as Figure 1-5, including pivot link erecting device 1,
Connecting rod 2 and piston apparatus 3, the pivot link erecting device 1 are connected by connecting rod 2 with piston apparatus 3, the pivot link peace
Assembling device 1 includes pivot link outer ring 4, and pivot link centring ring 5, the company of rotation are provided with the pivot link outer ring 4
Crank pivot link fixing axle 6, the pivot link outer ring 4, pivot link centring ring 5 and crank are installed in bar centring ring 5
Pivot link fixing axle 6 is installed with one heart, and the crank pivot link fixing axle 6 is fixedly linked with the one end of connecting rod 2, the connecting rod 2
The other end is connected with piston apparatus 3, and the piston apparatus 3 includes piston jacket 7, is provided with the piston jacket 7 and piston
The connected spheroid support 9 of the piston skirt body 8 of overcoat 7, the spheroid support 9 are connected with lid on spheroid 10 by being welded and fixed, institute
State the edge of lid 10 on spheroid with piston skirt body 8 to be connected, lid 10 is described formed with spheroid chamber 11 on the spheroid support 9 and spheroid
Spheroid chamber 11 is built-in with rivets the spheroid 12 formed with connecting rod 2, and the spheroid support 9, connecting rod 2 are with spheroid 12 formed with oil pocket
13, the oil pocket 13 is connected with the connecting rod oil line 14 of insertion pivot link outer ring 4, pivot link centring ring 5, connecting rod 2, described
Oil pocket 13 is connected with lid oilhole 18, piston skirt body oilhole 19 on oil groove 15, piston skirt body endless-oil groove 16, piston oilhole 17, spheroid
It is logical.
A kind of installation method of refrigeration compressor combined type piston and link assembly, it is provided with the pivot link outer ring 4
The cavity installed for crank pivot link fixing axle 6, the first step, the cavity is interior to install turn that turns an angle and could install
Dynamic connecting rod fixing axle 6；Second step, be provided with the cavity, outside crank pivot link fixing axle 6 make with pivot link outer ring 4,
The concentric pivot link centring ring 5 of crank pivot link fixing axle 6.
The spheroid chamber 11 includes ensureing that the center of spheroid support 9, the spheroid support of the center concentric co-axial degree of piston skirt body 8 are recessed
Sphere 20 and ensure spheroid support 9 center, the center concentric co-axial degree of piston skirt body 8 spheroid on lid concave spherical surface 21.
The 6-8 bar oil grooves for making spheroid chamber 11 lubricate enough are offered on the spheroid support 9.
The both ends of spheroid support 9 and piston skirt body 8 closure are fixedly linked, the outward flange at the middle part of spheroid support 9 with
The bottom opening 22 of piston skirt body 8 closure is fixedly linked.
A kind of refrigeration compressor combined type piston of the present embodiment and link assembly and its installation method, including pivot link
Erecting device, connecting rod and piston apparatus, be provided with pivot link erecting device pivot link centring ring make pivot link outer ring,
Pivot link centring ring and crank pivot link fixing axle are installed with one heart, and pivot link fixing axle is fixedly linked with connecting rod, connecting rod
It is connected with piston apparatus, is provided with piston skirt body, spheroid support and spheroid and covers in piston apparatus, and the oil groove oilhole opened up
Oil pocket makes the present invention, and in the case where ensureing high lubricity, concentric co-axial is moved all the time, and installation method of the present invention is simple and practical,
Installation accuracy is high, and simple in construction, product difficulty is low, sturdy and durable, improves operating efficiency and service life.
Claims (4)
1. a kind of refrigeration compressor combined type piston and link assembly, including pivot link erecting device（1）, connecting rod（2）And work
Plug device（3）, the piston apparatus（3）Including piston jacket（7）, the piston jacket（7）Inside it is provided with and piston jacket（7）
Piston skirt body（8）Connected spheroid support（9）, the spheroid support（9）With being covered on spheroid（10）It is connected by being welded and fixed,
Covered on the spheroid（10）Edge and piston skirt body（8）It is connected, the spheroid support（9）With being covered on spheroid（10）Formed with spheroid
Chamber（11）, the spheroid chamber（11）It is built-in with and connecting rod（2）Rivet the spheroid formed（12）, the spheroid support（9）, connecting rod
（2）With spheroid（12）Formed with oil pocket（13）, the oil pocket（13）With insertion pivot link outer ring（4）, pivot link centring ring
（5）, connecting rod（2）Connecting rod oil line（14）It is connected, the oil pocket（13）With oil groove（15）, piston skirt body endless-oil groove（16）, it is living
Fill in oilhole（17）, lid oilhole on spheroid（18）, piston skirt body oilhole（19）It is connected;It is characterized in that：The pivot link peace
Assembling device（1）Pass through connecting rod（2）With piston apparatus（3）It is connected, the pivot link erecting device（1）Including pivot link outer ring
（4）, the pivot link outer ring（4）Pivot link centring ring is inside installed（5）, the pivot link centring ring（5）Interior installation
There is crank pivot link fixing axle（6）, the pivot link outer ring（4）, pivot link centring ring（5）Consolidate with crank pivot link
Dead axle（6）Installation with one heart, the crank pivot link fixing axle（6）With connecting rod（2）One end is fixedly linked, the connecting rod（2）Separately
One end and piston apparatus（3）It is connected;The installation method of the refrigeration compressor combined type piston and link assembly is as follows, described turn
Dynamic connecting rod outer ring（4）Interior be provided with supplies crank pivot link fixing axle（6）The cavity of installation, the first step, the interior installation of the cavity turn
Dynamic certain angle could be arranged on crank pivot link fixing axle（6）On；Second step, the cavity is interior, crank pivot link is consolidated
Dead axle（6）Outer be provided with makes and pivot link outer ring（4）, crank pivot link fixing axle（6）Concentric pivot link centring ring
（5）.
2. a kind of refrigeration compressor combined type piston according to claim 1 and link assembly, it is characterised in that：It is described
Spheroid chamber（11）Including ensureing spheroid support（9）Center, piston skirt body（8）The spheroid support concave spherical surface of center concentric co-axial degree
（20）And ensure spheroid support（9）Center, piston skirt body（8）Lid concave spherical surface on the spheroid of center concentric co-axial degree（21）.
3. a kind of refrigeration compressor combined type piston according to claim 1 and link assembly, it is characterised in that：The ball
Body support frame（9）On offer and make spheroid chamber（11）The 6-8 bar oil grooves lubricated enough.
4. a kind of refrigeration compressor combined type piston according to claim 1 and link assembly, it is characterised in that：The ball
Body support frame（9）Both ends and piston skirt body（8）Closure is fixedly linked, the spheroid support（9）The outward flange at middle part and piston skirt body
（8）Bottom opening（22）Closure is fixedly linked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610021545.XA CN105604914B (en) | 2016-01-14 | 2016-01-14 | A kind of refrigeration compressor combined type piston and link assembly and its installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610021545.XA CN105604914B (en) | 2016-01-14 | 2016-01-14 | A kind of refrigeration compressor combined type piston and link assembly and its installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105604914A CN105604914A (en) | 2016-05-25 |
| CN105604914B true CN105604914B (en) | 2017-12-08 |
Family
ID=55985145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610021545.XA Active CN105604914B (en) | 2016-01-14 | 2016-01-14 | A kind of refrigeration compressor combined type piston and link assembly and its installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105604914B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640599B (en) * | 2016-11-11 | 2018-06-26 | 浙江工业职业技术学院 | A kind of automatic fixed middle piston rod part for refrigeration compressor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3983793A (en) * | 1975-12-08 | 1976-10-05 | General Motors Corporation | Crosshead piston assembly |
| CN1625855A (en) * | 2002-05-10 | 2005-06-08 | 三菱电机株式会社 | Communication system, base station and mobile station |
| CN1624327A (en) * | 2003-12-03 | 2005-06-08 | 丹福斯压缩器有限公司 | Piston compressor |
| CN101581296A (en) * | 2008-05-15 | 2009-11-18 | 上海海立（集团）股份有限公司 | Closed reciprocating compressor |
| CN104712547A (en) * | 2013-12-16 | 2015-06-17 | 思科普有限责任公司 | Piston device for refrigerating compressor |
| CN105114287A (en) * | 2015-09-07 | 2015-12-02 | 安徽美芝制冷设备有限公司 | Reciprocating compressor and piston connecting rod mechanism of same |
-
2016
- 2016-01-14 CN CN201610021545.XA patent/CN105604914B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3983793A (en) * | 1975-12-08 | 1976-10-05 | General Motors Corporation | Crosshead piston assembly |
| CN1625855A (en) * | 2002-05-10 | 2005-06-08 | 三菱电机株式会社 | Communication system, base station and mobile station |
| CN1624327A (en) * | 2003-12-03 | 2005-06-08 | 丹福斯压缩器有限公司 | Piston compressor |
| CN101581296A (en) * | 2008-05-15 | 2009-11-18 | 上海海立（集团）股份有限公司 | Closed reciprocating compressor |
| CN104712547A (en) * | 2013-12-16 | 2015-06-17 | 思科普有限责任公司 | Piston device for refrigerating compressor |
| CN105114287A (en) * | 2015-09-07 | 2015-12-02 | 安徽美芝制冷设备有限公司 | Reciprocating compressor and piston connecting rod mechanism of same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105604914A (en) | 2016-05-25 |
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