CN209261753U - Compression structure and rotary compressor with same - Google Patents
Compression structure and rotary compressor with same Download PDFInfo
- Publication number
- CN209261753U CN209261753U CN201821968904.3U CN201821968904U CN209261753U CN 209261753 U CN209261753 U CN 209261753U CN 201821968904 U CN201821968904 U CN 201821968904U CN 209261753 U CN209261753 U CN 209261753U
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- CN
- China
- Prior art keywords
- flange
- thrust bearing
- gas circuit
- protrusion
- pressure texture
- 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 - Fee Related
Links
- 230000006835 compression Effects 0.000 title abstract description 9
- 238000007906 compression Methods 0.000 title abstract description 9
- 230000003584 silencer Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model provides a compression structure, which comprises an upper flange, a lower flange, a cylinder and a crankshaft; the cylinder is arranged between the upper flange and the lower flange; the upper flange, the cylinder and the lower flange are vertically penetrated through the crankshaft, the compression structure also comprises a thrust bearing, and the upper flange and the lower flange are provided with flange grooves capable of accommodating the thrust bearing; the wall surface of the flange groove is provided with a convex structure; the protruding structure and the protruding structure of the excircle of the thrust bearing are matched to form a zigzag air path. The utility model discloses the design of tortuous gas circuit, greatly reduced the loss power consumption of compression work and reveal, can show the efficiency that promotes compression structure and have its compressor.
Description
Technical field
The utility model relates to Compressor Technology fields, more particularly, to a kind of pressure texture and with its rotation
Formula compressor.
Background technique
Oil-free air pump is a kind of compressed gas and non lubricant oil participates in the pump body structure compressed, generally using rub resistance
Material manufactures pump assembly, does not influence reliability still under conditions of unlubricated.For this air pump, it is contemplated that assembler
Thrust bearing, is generally arranged at the diameter of axle of upper lower flange, also there is part side by skill, the existing pump body structure for having thrust bearing
Case is designed in Flange Plane, but such scheme is suitable for conventional compressor, mainly plays lubrication, it is intended to sacrifice portion
Point efficiency meets the reliability (service life) of compressor, and limited to the sealing effect of gas.In addition, conventional thrust bearing side
Case is axial linear gap cooperation, and after causing thrust bearing to be installed, portion gas can be unresisted from the gap location of cooperation
Discharge, reduces the displacement of compressor, to influence the efficiency of compressor.
Summary of the invention
The purpose of this utility model be exactly to solve the above-mentioned problems, propose a kind of pressure texture, including upper flange, under
Flange, cylinder, crankshaft；Cylinder is set between upper flange and lower flange；Crankshaft runs through upper flange, cylinder and lower flange up and down,
Pressure texture further includes thrust bearing, and upper flange and lower flange are equipped with the flange groove that can accommodate thrust bearing；Flange groove
Wall surface is equipped with bulge-structure；Bulge-structure and the raised structures of thrust bearing outer circle cooperatively form tortuous gas circuit.
Further, thrust bearing includes the first thrust bearing, the second thrust bearing, third thrust bearing, the 4th thrust
Bearing, flange groove include that the second flange set on the first flange groove of the bottom of upper flange and set on the top of lower flange is recessed
Slot, wherein first thrust bearing is arranged at the diameter of axle on upper flange top, the 4th thrust bearing is arranged in lower flange bottom end
The diameter of axle at；Second thrust bearing and first flange groove cooperate and are located at the upper thrust surface of crankshaft, third thrust bearing and the
The cooperation of two flange grooves and the lower thrust surface for being located at crankshaft.
Further, bottom silencer is additionally provided with below lower flange, the 4th thrust bearing is confined against bottom silencer assembly.
Further, raised structures are fold-line-shaped protrusion, and bulge-structure is fold-line-shaped protrusion, and tortuous gas circuit is that fold-line-shaped is bent
Roll over gas circuit.
Further, raised structures are gear shape protrusion, and bulge-structure is gear shape protrusion, and tortuous gas circuit is that gear shape is bent
Roll over gas circuit.
Further, raised structures are circuit shape protrusion, and bulge-structure is circuit shape protrusion, and tortuous gas circuit is that circuit shape is bent
Roll over gas circuit.
Further, raised structures are fold-line-shaped protrusion, and bulge-structure is opposite fold-line-shaped protrusion, and tortuous gas circuit is pair
Manifold complications gas circuit.
The invention also discloses a kind of rotary compressors, including driving assembly, before rotary compressor further includes
Any pressure texture stated, pressure texture are connect by crankshaft with driving assembly.
Further, above-mentioned driving assembly is motor.
The beneficial effects of the utility model are:
(1) the utility model is passed through by the design of a novel thrust bearing and pump assembly for oil-free air pump
New structural design can be effectively improved sealing and reduce the effect of temperature；
(2) design of the utility model complications gas circuit greatly reduces the loss energy consumption and leakage of work done during compression, can significantly mention
Contracting function of boosting effect；
(3) the utility model assembly technology is mature, and newly-increased component is less, and the processing of part and the equal cost free of assembly increase,
It can implement on a large scale.
Detailed description of the invention
Fig. 1 is the part-structure figure of the utility model embodiment 1.
Fig. 2 is the flange arrangement figure up and down of the utility model embodiment 1.
Fig. 3 is the local structural graph of 1 fold-line-shaped complications gas circuit of the utility model embodiment.
Fig. 4 is the gear shape complications pneumatic diagram of the utility model embodiment 2.
Fig. 5 is the circuit shape complications pneumatic diagram of the utility model embodiment 3.
Fig. 6 is the utility model embodiment 4 to manifold complications pneumatic diagram.
Meaning representated by figure label are as follows:
Upper flange 1, lower flange 2, cylinder 3, crankshaft 4, driving assembly 5, the first thrust bearing 6, the second thrust bearing 7,
Three thrust bearings 8, the 4th thrust bearing 9, first flange groove 10, bottom silencer 11, rotor 12, second flange groove 13.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
It is described with reference to the various aspects of the utility model in the disclosure, shown in the drawings of the implementation of many explanations
Example.It is not intended to cover all aspects of the utility model for embodiment of the disclosure.It should be appreciated that a variety of structures presented hereinbefore
Think and embodiment, and those of describe in more detail below design and embodiment can in many ways in any one
Implement, this is because conception and embodiment disclosed in the utility model are not limited to any embodiment.In addition, this is practical
Novel disclosed some aspects can be used alone, or with it is disclosed by the utility model it is otherwise it is any it is appropriately combined come
It uses.
Embodiment 1:
Pressure texture as shown in Figure 1, including upper flange 1, lower flange 2, cylinder 3, crankshaft 4；Cylinder 3 is set to upper flange
Between 1 and lower flange 2；About 4 crankshaft runs through upper flange 1, cylinder 3, lower flange 2, and the lower section of lower flange 2 is additionally provided with bottom silencer
11；Pressure texture further includes thrust bearing, and the bottom plane of upper flange 1 is equipped with the first flange groove 10 that can accommodate thrust bearing
(as shown in Figure 2), the top planes of lower flange 2 are equipped with the second flange groove 13 that can accommodate thrust bearing；First flange groove
10 and second flange groove 13 wall surface be equipped with bulge-structure；The bulge-structure of first flange groove 10 is as shown in Figure 3；Protrusion
The raised structures of structure and thrust bearing outer circle cooperatively form tortuous gas circuit.Rotor 12 is mounted on crankshaft 4, passes through external drive
Dynamic component 5 drives, to constitute a kind of rotary compressor.Driving assembly 5 is motor in the present embodiment.
Wherein, thrust bearing includes the first thrust bearing 6, the second thrust bearing 7, third thrust bearing 8 and the 4th thrust
Bearing 9.First thrust bearing 6 is arranged at the diameter of axle on 1 top of upper flange；2 bottom end of lower flange is arranged in 4th thrust bearing 9
At the diameter of axle, assembles and confine with bottom silencer 11；The first flange groove 10 of second thrust bearing 7 and upper flange 1 cooperates and is located at
The upper thrust surface of crankshaft；The cooperation of the second flange groove 13 of third thrust bearing 8 and lower flange 2 and the lower thrust for being located at crankshaft
Face.
Second thrust bearing 7, third thrust bearing 8 play the thrust function of thrust surface and lower thrust surface on crankshaft, and design is used
In lubrication.
First thrust bearing 6, the 4th thrust bearing 9 are designed for stepping down.
It is fold-line-shaped protrusion by raised structures, bulge-structure is fold-line-shaped protrusion, as shown in figure 3, tortuosity gas circuit is specific
For broken line complications gas circuit.
Embodiment 2:
It is gear shape protrusion by raised structures, bulge-structure is gear shape protrusion, as shown in figure 4, tortuosity gas circuit is specific
For gear shape complications gas circuit.
Embodiment 3:
It is circuit shape protrusion by raised structures, bulge-structure is circuit shape protrusion, as shown in figure 5, tortuosity gas circuit is specific
For circuit shape complications gas circuit.
Embodiment 4:
It is fold-line-shaped protrusion by raised structures, bulge-structure is opposite fold-line-shaped protrusion, as shown in fig. 6, tortuosity gas
Road is specially to manifold complications gas circuit.
The utility model sealing structure, in order to further ensure that the leakage as caused by clearance fit, by the first thrust shaft
It holds and is designed as tortuous cooperation between 6 and upper flange 1, the 4th thrust bearing 9 and lower flange 2, by increasing the resistance of gas flowing, make
Gas is obtained in flowing, due to the influence of tortuous gas circuit, its own realizes that vapour lock sealing achievees the purpose that prevent leakage.In addition,
Second thrust bearing 7 is placed in the first flange groove 10 of upper flange 1, third thrust bearing 8 is placed on the second of lower flange 2
In flange groove 13, the leakproofness of oil-free air pump roller is further ensured, it is ensured that lubricating oil, which cannot be introduced into compression chamber, to be influenced
The compression and conveying of gas.The utility model is suitable for oil-free air pump structure, effectively reaches the functions such as sealing, cooling.Wherein, bent
The design for rolling over gas circuit greatly reduces the loss energy consumption and leakage of work done during compression, can be obviously improved compressor efficiency, and this programme
Assembly technology is mature, and newly-increased component is less, and the processing of part and the equal cost free of assembly increase, and can implement on a large scale.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (9)
1. a kind of pressure texture, including upper flange (1), lower flange (2), cylinder (3), crankshaft (4)；Cylinder (3) is set to method
Between blue (1) and lower flange (2)；Crankshaft (4) is up and down through upper flange (1), cylinder (3) and lower flange (2), which is characterized in that
The pressure texture further includes thrust bearing, and the upper flange (1) and lower flange (2) are recessed equipped with the flange that can accommodate thrust bearing
Slot；The wall surface of flange groove is equipped with bulge-structure；The bulge-structure and the raised structures of thrust bearing outer circle cooperatively form
Tortuous gas circuit.
2. pressure texture according to claim 1, which is characterized in that the thrust bearing include the first thrust bearing (6),
Second thrust bearing (7), third thrust bearing (8), the 4th thrust bearing (9), the flange groove include being set to upper flange (1)
Bottom first flange groove (10) and be set to lower flange (2) top second flange groove (13), wherein described first
Thrust bearing (6) is arranged at the diameter of axle on upper flange (1) top, and the axis in lower flange (2) bottom end is arranged in the 4th thrust bearing (9)
At diameter；Second thrust bearing (7) and first flange groove (10) cooperate and are located at the upper thrust surface of crankshaft (4), third thrust shaft
It holds (8) and second flange groove (13) cooperation and is located at the lower thrust surface of crankshaft (4).
3. pressure texture according to claim 2, which is characterized in that be additionally provided with lower noise reduction below the lower flange (2)
Device (11), the 4th thrust bearing (9) are confined against bottom silencer (11) assembly.
4. pressure texture according to claim 1, which is characterized in that the raised structures are fold-line-shaped protrusion, protrusion knot
Structure is fold-line-shaped protrusion, and tortuous gas circuit is fold-line-shaped complications gas circuit.
5. pressure texture according to claim 1, which is characterized in that the raised structures are gear shape protrusion, protrusion knot
Structure is gear shape protrusion, and tortuous gas circuit is gear shape complications gas circuit.
6. pressure texture according to claim 1, which is characterized in that the raised structures are circuit shape protrusion, protrusion knot
Structure is circuit shape protrusion, and tortuous gas circuit is circuit shape complications gas circuit.
7. pressure texture according to claim 1, which is characterized in that the raised structures are fold-line-shaped protrusion, protrusion knot
Structure is opposite fold-line-shaped protrusion, and tortuous gas circuit is to manifold complications gas circuit.
8. a kind of rotary compressor, including driving assembly (5), which is characterized in that the rotary compressor further includes right
It is required that pressure texture described in 1-7 any claim, the pressure texture is connect by crankshaft (4) with driving assembly (5).
9. rotary compressor according to claim 8, which is characterized in that the driving component (5) is motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821968904.3U CN209261753U (en) | 2018-11-27 | 2018-11-27 | Compression structure and rotary compressor with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821968904.3U CN209261753U (en) | 2018-11-27 | 2018-11-27 | Compression structure and rotary compressor with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209261753U true CN209261753U (en) | 2019-08-16 |
Family
ID=67564508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821968904.3U Expired - Fee Related CN209261753U (en) | 2018-11-27 | 2018-11-27 | Compression structure and rotary compressor with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209261753U (en) |
-
2018
- 2018-11-27 CN CN201821968904.3U patent/CN209261753U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20211127 |