CN206409354U - Reciprocating compressor and the refrigerator with it - Google Patents
Reciprocating compressor and the refrigerator with it Download PDFInfo
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- CN206409354U CN206409354U CN201621064113.9U CN201621064113U CN206409354U CN 206409354 U CN206409354 U CN 206409354U CN 201621064113 U CN201621064113 U CN 201621064113U CN 206409354 U CN206409354 U CN 206409354U
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Abstract
The utility model discloses a kind of reciprocating compressor and the refrigerator with it.The reciprocating compressor includes：Crankcase, the crankcase is provided with the crankshaft hole through its thickness；Cylinder, the cylinder is located on the crankcase, and compression chamber is limited in the cylinder；Piston, the piston is located in the compression chamber and can moved along the axial reciprocating of the compression chamber；Bent axle, the bent axle is rotatably arranged in the crankshaft hole, and the bent axle has eccentric part, and the eccentric part is connected with the piston by connecting rod, and the connecting rod and/or the piston are Al-alloy parts or ceramic member.According to the reciprocating compressor of the utility model embodiment, the performance and efficiency of reciprocating compressor can be improved, vibration and noise that reduction reciprocating compressor is produced by reciprocating motion.
Description
Technical field
The utility model is related to refrigeration technology field, more particularly, to a kind of reciprocating compressor and the refrigerator with it.
Background technology
In correlation technique, the vibration of reciprocating compressor and noise are larger, so as to cause using the reciprocating compressor
Refrigerator vibrates the deterioration with noise.
Utility model content
The utility model is intended at least solve one of technical problem in correlation technique to a certain extent.Therefore, this reality
With a kind of vibration of new proposition and the small reciprocating compressor of noise.
The utility model also proposes a kind of refrigerator with above-mentioned reciprocating compressor.
According to the reciprocating compressor of the utility model first aspect embodiment, including：Set on crankcase, the crankcase
There is the crankshaft hole through its thickness；Cylinder, the cylinder is located on the crankcase, and compression chamber is limited in the cylinder；It is living
Plug, the piston is located in the compression chamber and can moved along the axial reciprocating of the compression chamber；Bent axle, the bent axle is rotatable
Ground is located in the crankshaft hole, and the bent axle has eccentric part, and the eccentric part is connected with the piston by connecting rod, the company
Bar and/or the piston are Al-alloy parts or ceramic member.
According to the reciprocating compressor of the utility model embodiment, by making connecting rod and/or piston be Al-alloy parts or pottery
Porcelain piece, its quality can reduce by more than 50%, can greatly reduce the reciprocal of the generation of both connecting rod and piston in operation process
With revolution inertia force, substantially reduce vibration and noise that reciprocating compressor is produced in the process of running, reduce because it is reciprocal and time
Turn power attenuation caused by inertia force, improve the performance and efficiency of reciprocating compressor.
In addition, according to the reciprocating compressor of the utility model embodiment, can also have following additional technical feature：
According to some embodiments of the present utility model, the connecting rod and/or the piston are alusil alloy part.
According to some embodiments of the present utility model, the connecting rod and/or the piston are Al-Si-Cu alloy part, nickel aluminium silicon
Alloy components, alsimay part, aluminium silicon titanium alloy part or AL-Si-Fe alloy part.
According to some embodiments of the present utility model, the connecting rod and/or the piston are oxide ceramics part.
According to some embodiments of the present utility model, the connecting rod and/or the piston are aluminium oxide ceramics part or oxidation
Silicon ceramic member.
According to some embodiments of the present utility model, the connecting rod and/or the piston are carborundum-aluminium oxide ceramics
Part, silicon carbide-silicon oxide ceramic part, aluminum oxide-silicon nitride ceramics part or chromium oxide ceramics part.
According to some embodiments of the present utility model, the connecting rod is connected with the piston by pin.
According to some embodiments of the present utility model, tie rod holes of the piston provided with open at one end and with the connecting rod
The positioning hole of hole vertical connection, the connecting rod is provided with connecting hole, and the connecting rod is located in the tie rod holes and the connecting hole
Corresponding with the positioning hole, the pin is Al-alloy parts or ceramic member.
According to some embodiments of the present utility model, the bent axle includes main shaft part, eccentric part and connecting portion, the main shaft
Portion and the eccentric part set the both sides of the connecting portion respectively, and the side provided with the eccentric part of the connecting portion is additionally provided with
Balance weight, the balance weight and the eccentric part are away from each other.
According to the refrigerator of the utility model second aspect embodiment, including reciprocating compressor, the reciprocating compressor
For the reciprocating compressor according to the above-mentioned first aspect embodiment of the utility model.
According to the refrigerator of the utility model embodiment, by setting according to the above-mentioned first aspect embodiment of the utility model
Reciprocating compressor, can reduce noise during refrigerator operation, reduce the energy consumption of refrigerator, improve the riding quality of refrigerator.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will from description of the accompanying drawings below to embodiment is combined
Become substantially and be readily appreciated that, wherein：
Fig. 1 is the part-structure sectional view according to the reciprocating compressor of the utility model embodiment.
Reference：
Crankcase 1；Crankshaft hole 11；
Cylinder 2；Compression chamber 21；
Piston 3；Tie rod holes 31；Positioning hole 32；
Bent axle 4；Eccentric part 41；Main shaft part 42；Connecting portion 43；Balance weight 431；
Connecting rod 5；Pin 6.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on orientation shown in the drawings or
Position relationship, is for only for ease of description the utility model and simplifies description, rather than indicate or imply the device or member of meaning
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
Can be connection or the interaction relationship of two elements of two element internals.For one of ordinary skill in the art
Speech, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In correlation technique, the noise of reciprocating compressor and vibration are not only easily damaged inner components all than larger, and
And large effect is caused to the use sense organ of user.
Present applicant is found after being conducted in-depth research to reciprocating compressor of the prior art, existing past
The connecting rod and piston of twin compressor are typically to be made using cast iron or iron-base powder metallurgy material, its density of material >=7.0g/
cm3, the weight for so allowing for connecting rod and piston is big, and after cooperating, the reciprocal and revolution inertia force of the generation of the two is high, and
And the quality of piston and connecting rod is bigger, the reciprocal and revolution inertia force that it is produced is higher, and the noise produced in compressor operating is got over
Greatly, while the performance and efficiency of compressor are lower.
By research above, inventor is improved to the reciprocating compressor in correlation technique then, and inventor passes through
Research and experiment repeatedly, it is found that connecting rod and piston are made of aluminium alloy or ceramic material, its quality can reduce by more than 50%,
The reciprocal of the generation of both connecting rod and piston in operation process and revolution inertia force can be greatly reduced, is substantially reduced reciprocating
Vibration and noise that compressor is produced in the process of running, reduce the power attenuation caused by reciprocal and revolution inertia force, improve
The performance and efficiency of reciprocating compressor.
In this regard, in the utility model, applicant proposed a kind of reciprocating compressor, its connecting rod and aluminium alloys for pistons or
Ceramic material is made, so as to substantially reduce vibration and the noise that reciprocating compressor is produced in the process of running, reduces because reciprocal
With power attenuation caused by revolution inertia force, the performance and efficiency of reciprocating compressor are improved.
The reciprocating compressor according to the utility model first aspect embodiment is described in detail below with reference to Fig. 1.
As shown in figure 1, according to the reciprocating compressor of the utility model embodiment, including crankcase 1, cylinder 2, piston 3
With bent axle 4.
Crankcase 1 is provided with the crankshaft hole 11 through its thickness, and cylinder 2 is located on crankcase 1, and pressure is limited in cylinder 2
Contracting chamber 21, piston 3 is located in compression chamber 21 and can moved along the axial reciprocating of compression chamber 21, and bent axle 4 is rotatably arranged at bent axle
In hole 11, bent axle 4 has eccentric part 41, and eccentric part 41 is connected with piston 3 by connecting rod 5, and connecting rod 5 and/or piston 3 close for aluminium
Golden part or ceramic member, that is to say, that can be that only connecting rod 5 is Al-alloy parts or ceramic member；Or can be that only piston 3 closes for aluminium
Golden part or ceramic member；Again or it can also be that connecting rod 5 and piston 3 are Al-alloy parts or ceramic member.
Reciprocating compressor also includes motor, and motor is connected to drive bent axle 4 in crankshaft hole 11 in revolution with bent axle 4
The heart rotates, and the rotation of bent axle 4 is so as to drive the connecting rod 5 being connected with the eccentric part 41 of bent axle 4 to do planar reciprocating, so as to drive work
Plug 3 moves reciprocatingly in compression chamber 21 along the axial direction (left and right directions as shown in Figure 1) of compression chamber 21, so that in cylinder 2
Gas be compressed, for example in refrigeration systems, can for enter cylinder 2 in refrigerant be compressed.
In the running of reciprocating compressor, connecting rod 5 and the cooperation of piston 3 are turned round and moved back and forth and produce reciprocal
With revolution inertia force, reciprocal and revolution inertia force and connecting rod 5 and piston 3 quality linear positive correlation, inertia force is bigger, reciprocating
The vibration and noise produced during compressor operating is bigger, while its service behaviour and efficiency are lower.
According to the reciprocating compressor of the utility model embodiment, by make connecting rod 5 and/or piston 3 be Al-alloy parts or
Ceramic member, its quality can reduce by more than 50%, can greatly reduce the generation of both connecting rod 5 and piston 3 in operation process
Reciprocal and revolution inertia force, substantially reduces vibration and noise that reciprocating compressor is produced in the process of running, reduces because reciprocal
With power attenuation caused by revolution inertia force, the performance and efficiency of reciprocating compressor are improved.
In some embodiments of the present utility model, connecting rod 5 and/or the piston 3 are alusil alloy part, that is to say, that
Can be that only connecting rod 5 is alusil alloy part or only piston 3 is alusil alloy part, or connecting rod 5 and piston 3 are aluminium
Silicon alloy part, the vibration produced during compressor operating and noise can be reduced further, the service behaviour of compressor more preferably, efficiency
It is higher.
Further, above-mentioned connecting rod 5 and/or piston 3 be Al-Si-Cu alloy part, nickel alusil alloy part, alsimay part,
Aluminium silicon titanium alloy part or AL-Si-Fe alloy part, the manufacturing of connecting rod 5 and/or piston 3 are more diversified, and connecting rod 5 and/or
The structural strength of piston 3 is higher, and the vibration and noise produced during compressor operating is further reduced, and the service behaviour of compressor is more
Good, efficiency is higher.
Alternatively, piston 3 and connecting rod 5 can be by above-mentioned aluminum alloy materials by casting, forging, semi-solid forming or powder pressure
It is made after system through machining.
In some embodiments of the present utility model, connecting rod 5 and/or piston 3 are oxide ceramics part, connecting rod 5 and/or work
The manufacturing of plug 3 is more diversified, and the structural strength of connecting rod 5 and/or piston 3 is higher, and what is produced during compressor operating shakes
Dynamic and noise is further reduced, the service behaviour of compressor more preferably, efficiency it is higher.
Alternatively, above-mentioned connecting rod 5 and/or piston 3 are aluminium oxide ceramics part or silicon oxide ceramics part, connecting rod 5 and/or piston
3 manufacturing is more diversified, and the structural strength of connecting rod 5 and/or piston 3 is higher, the vibration produced during compressor operating
Further reduced with noise, the service behaviour of compressor more preferably, efficiency it is higher.
Above-mentioned connecting rod 5 and/or piston 3 be carborundum-aluminium oxide ceramics part, silicon carbide-silicon oxide ceramic part, aluminum oxide-
Silicon nitride ceramics part or chromium oxide ceramics part, the manufacturing of connecting rod 5 and/or piston 3 are more diversified, and connecting rod 5 and/or
The structural strength of piston 3 is higher, and the vibration and noise produced during compressor operating is further reduced, and the service behaviour of compressor is more
Good, efficiency is higher.Alternatively, piston 3 and connecting rod 5 can be made after above-mentioned ceramic material sintering through machining.
In some embodiments of the present utility model, as shown in figure 1, connecting rod 5 is connected with piston 3 by pin 6, so that
Connecting rod 5 and piston 3 assemble simply, stable connection it is reliable.
Specifically, as shown in figure 1, piston 3 provided with open at one end tie rod holes 31 and with the vertical connection of tie rod holes 31
Positioning hole 32, connecting rod 5 is provided with connecting hole, and connecting rod 5 is located in tie rod holes 31 and connecting hole is corresponding with positioning hole 32, and pin 6 is inserted
Enter and connecting rod 5 links together with piston 3 in connecting hole and positioning hole 32.For example shown in Fig. 1, tie rod holes 31 are prolonged in left-right direction
Stretch, the left open of tie rod holes 31, the right-hand member of connecting rod 5 is stretched into tie rod holes 31 by the left open mouthful of tie rod holes 31, is positioned
Hole 32 is vertical with tie rod holes 31, and positioning hole 32 is vertically extending, and connecting hole is corresponding with positioning hole 32, the insertion positioning of pin 6
So that connecting rod 5 be linked together with piston 3 in hole 32 and connecting hole.
Preferably, pin 6 is Al-alloy parts or ceramic member, so as to the overall matter of further reduction connecting rod 5 and piston 3
Amount, so as to the quality of further reduction piston 3 and connecting rod 5, the vibration produced during compressor operating and noise can enter one
Step reduction, the service behaviour of compressor more preferably, efficiency it is higher.
In some embodiments of the present utility model, as shown in figure 1, bent axle 4 includes main shaft part 42, eccentric part 41 and connection
Portion 43, main shaft part 42 and eccentric part 41 set the both sides of connecting portion 43 respectively, and the side provided with eccentric part 41 of connecting portion 43 is also
Provided with balance weight 431, with eccentric part 41 away from each other, such balance weight 431 can play balance eccentric part 41 to balance weight 431
Effect, bent axle 4, connecting rod 5 and piston 3 are operated more steadily, so as to further reduce vibration during compressor operating and make an uproar
Sound, further improves the riding quality of compressor.
Refrigerator according to the utility model second aspect embodiment is described below, refrigerator includes reciprocating compressor, described
Reciprocating compressor is the reciprocating compressor according to the above-mentioned first aspect embodiment of the utility model.
According to the refrigerator of the utility model embodiment, by setting according to the above-mentioned first aspect embodiment of the utility model
Reciprocating compressor, can reduce noise during refrigerator operation, reduce the energy consumption of refrigerator, improve the riding quality of refrigerator.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described
Structure, material or feature are contained at least one embodiment of the present utility model or example.In this manual, to above-mentioned art
The schematic representation of language is not necessarily referring to identical embodiment or example.Moreover, description specific features, structure, material or
Person's feature can in an appropriate manner be combined in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle of the present utility model and objective, replaced
And modification, scope of the present utility model limits by claim and its equivalent.
Claims (10)
1. a kind of reciprocating compressor, it is characterised in that including：
Crankcase, the crankcase is provided with the crankshaft hole through its thickness；
Cylinder, the cylinder is located on the crankcase, and compression chamber is limited in the cylinder；
Piston, the piston is located in the compression chamber and can moved along the axial reciprocating of the compression chamber；
Bent axle, the bent axle is rotatably arranged in the crankshaft hole, and the bent axle has an eccentric part, the eccentric part with it is described
Piston is connected by connecting rod, and the connecting rod and/or the piston are Al-alloy parts or ceramic member.
2. reciprocating compressor according to claim 1, it is characterised in that the connecting rod and/or the piston are aluminium silicon
Alloy components.
3. reciprocating compressor according to claim 2, it is characterised in that the connecting rod and/or the piston are aluminium silicon
Copper alloy part, nickel alusil alloy part, alsimay part, aluminium silicon titanium alloy part or AL-Si-Fe alloy part.
4. reciprocating compressor according to claim 1, it is characterised in that the connecting rod and/or the piston are oxidation
Thing ceramic member.
5. reciprocating compressor according to claim 4, it is characterised in that the connecting rod and/or the piston are oxidation
Aluminium ceramic member or silicon oxide ceramics part.
6. the reciprocating compressor according to claim 4 or 5, it is characterised in that the connecting rod and/or the piston are carbon
SiClx-aluminium oxide ceramics part, silicon carbide-silicon oxide ceramic part, aluminum oxide-silicon nitride ceramics part or chromium oxide ceramics part.
7. reciprocating compressor according to claim 1, it is characterised in that the connecting rod passes through pin phase with the piston
Even.
8. reciprocating compressor according to claim 7, it is characterised in that the piston is provided with the connecting rod of open at one end
Hole and the positioning hole with the tie rod holes vertical connection, the connecting rod are provided with connecting hole, and the connecting rod is located at the tie rod holes
Interior and described connecting hole is corresponding with the positioning hole, and the pin is Al-alloy parts or ceramic member.
9. reciprocating compressor according to claim 1, it is characterised in that the bent axle include main shaft part, eccentric part and
Connecting portion, the main shaft part and the eccentric part set the both sides of the connecting portion respectively, and being provided with for the connecting portion is described inclined
The side of center portion is additionally provided with balance weight, and the balance weight and the eccentric part are away from each other.
10. a kind of refrigerator, it is characterised in that including：Reciprocating compressor according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621064113.9U CN206409354U (en) | 2016-09-19 | 2016-09-19 | Reciprocating compressor and the refrigerator with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621064113.9U CN206409354U (en) | 2016-09-19 | 2016-09-19 | Reciprocating compressor and the refrigerator with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206409354U true CN206409354U (en) | 2017-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621064113.9U Active CN206409354U (en) | 2016-09-19 | 2016-09-19 | Reciprocating compressor and the refrigerator with it |
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| Country | Link |
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| CN (1) | CN206409354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644094A (en) * | 2018-07-11 | 2018-10-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Piston compressor bent axle, piston compressor and refrigeration system |
-
2016
- 2016-09-19 CN CN201621064113.9U patent/CN206409354U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644094A (en) * | 2018-07-11 | 2018-10-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Piston compressor bent axle, piston compressor and refrigeration system |
| CN108644094B (en) * | 2018-07-11 | 2023-10-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Piston compressor crankshaft, piston compressor and refrigerating system |
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