CN207879611U - Pump body structure and compressor - Google Patents
Pump body structure and compressor Download PDFInfo
- Publication number
- CN207879611U CN207879611U CN201820035086.5U CN201820035086U CN207879611U CN 207879611 U CN207879611 U CN 207879611U CN 201820035086 U CN201820035086 U CN 201820035086U CN 207879611 U CN207879611 U CN 207879611U
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- China
- Prior art keywords
- roller
- partition board
- cavity
- body structure
- pump body
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- 238000005192 partition Methods 0.000 claims abstract description 55
- 239000003507 refrigerant Substances 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 62
- 239000010687 lubricating oil Substances 0.000 claims description 13
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model provides a pump body structure and a compressor, wherein the pump body structure comprises a main shaft, a partition plate and a cylinder body with an inner cavity; the partition plate is arranged in the inner cavity to divide the inner cavity into a first cavity and a second cavity; the partition plate is provided with a through hole, the main shaft is provided with a first roller and a second roller, the main shaft penetrates through the through hole, the first roller is located in the first cavity, and the second cavity is located in the second cavity and used for compressing refrigerants entering the first cavity and the second cavity respectively through the first roller and the second roller. The utility model has the advantages of can simplify assembly process, improve production efficiency, reduce the cost of manufacture.
Description
Technical field
The utility model is related to Compressor Technology field, more particularly to a kind of pump body structure and compressor.
Background technology
With being constantly progressive with productivity level such as to improve for science and technology, system of the duplex cylinder compressor in refrigeration equipment
Application in work is more and more extensive.The specific structure of duplex cylinder compressor is main shaft successively within two cylinder bodies of the amount of being threaded through, and
Lead to setting partition board between two cylinder bodies, two cylinder bodies are mutually separated, need two in the production process in this manner
A cylinder body, cost is higher, while needing two cylinder bodies being fixedly connected with partition board in assembling process, and assembling process is more multiple
It is miscellaneous, influence production efficiency.
Utility model content
The main purpose of the utility model is to provide a kind of pump body structure and compressors, can simplify assembly technology, carry
High efficiency reduces cost of manufacture.
The utility model provides a kind of pump body structure comprising main shaft, partition board and the cylinder body with inner cavity；
The partition board is arranged in the inner cavity, and the inner cavity is separated into the first cavity and the second cavity；
It is provided with through-hole on the partition board, the first roller and the second roller are provided on the main shaft, the main shaft is worn
In the through-hole, and first roller is located in first cavity, and second roller is located at second cavity
It is interior, to by first roller and second roller respectively to entering in first cavity and second cavity
Refrigerant is compressed.
More preferably, the shape of the inner cavity is cylinder, and the shape of the partition board is the annulus to match in the inner cavity
Shape, and the partition board can be rotated relative to cylinder body.
More preferably, the cylinder body has the madial wall for forming the inner cavity, and the partition board has to be bonded with the madial wall
Lateral wall, between the through-hole and the main shaft formed allow lubricating oil enter accommodating chamber；
It is provided with the first oil groove on the lateral wall, the first oil supply gallery is provided on the partition board, described first supplies
The both ends in oily channel are connected to first oil groove and the accommodating chamber respectively, and the lubricating oil in the accommodating chamber is enable to link up
It crosses first oil supply gallery to flow into first oil groove, to be lubricated between the madial wall and the lateral wall.
More preferably, first oil groove is along the circumferentially disposed circular ring shape of the lateral wall.
More preferably, the quantity of first oil supply gallery is two or more, and more than two first oil supply galleries are with institute
State rounded array centered on the axis of partition board.
More preferably, the cylinder body has the madial wall for forming the inner cavity, and the partition board has to be bonded with the madial wall
Lateral wall；
Position corresponding with the lateral wall is provided with the second oil groove on institute's madial wall, and second is provided on the cylinder body
Oil supply gallery, one end of second oil supply gallery are connected to second oil groove, outer surface shape of the other end in the cylinder body
At oiler, the lubricating oil outside the cylinder body is enable to be flowed into second oil groove by second oil supply gallery, with
It is lubricated between the madial wall and the lateral wall.
More preferably, second oil groove is along the circumferentially disposed circular ring shape of the madial wall.
More preferably, the quantity of second oil supply gallery is two or more, and more than two second oil supply galleries are with institute
State rounded array centered on the axis of inner cavity.
More preferably, first roller and second roller are connect with the bulkhead seal, and the partition board, which is fixed, to be connected
Be connected on the main shaft, under the drive of the main shaft with first roller and the second roller synchronous rotary.
More preferably, the partition board can be relative to the main axis.
The another aspect of the utility model provides a kind of compressor, includes the pump body structure of any of the above technical characteristic.
The pump body structure of the offer of the utility model is arranged using in the partition board in the inner cavity, will be described interior
Chamber is separated into the first cavity and the second cavity；It is provided with through-hole on the partition board, the first roller and are provided on the main shaft
Two rollers, the main shaft are threaded through in the through-hole, and first roller is located in first cavity, second chamber
Body is located in second cavity, to by first roller and second roller respectively to entering first cavity
The technical solution compressed with the refrigerant in second cavity can simplify assembly technology, improve production efficiency, reduce system
Make cost.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model
Improper restriction.In the accompanying drawings：
Fig. 1 is one embodiment schematic diagram of pump body structure of the utility model；
Fig. 2 is a kind of embodiment schematic diagram of the partition board in Fig. 1；
Fig. 3 is a kind of embodiment schematic diagram of the cylinder body in Fig. 1；
In figure：1, main shaft；11, the first roller；12, the second roller；2, partition board；21, through-hole；22, lateral wall；23, first
Oil groove；24, the first oil supply gallery；3, cylinder body；31, inner cavity；311, the first cavity；312, the second cavity；32, madial wall；33,
Two oil grooves；34, the second oil supply gallery；35, oiler；4, accommodating chamber.
Specific implementation mode
It is specific below in conjunction with the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Technical solutions of the utility model are clearly and completely described in embodiment and corresponding attached drawing.Obviously, described embodiment
Only it is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field
The every other embodiment that those of ordinary skill is obtained without making creative work, belongs to the utility model
The range of protection.
It should be noted that term " first " in the specification and claims of the utility model and above-mentioned attached drawing,
" second " etc. is for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that in this way
The data used can be interchanged in the appropriate case, so that the embodiments of the present invention described herein can be in addition at this
In illustrate or description those of other than sequence implement.
As shown in Figure 1, a kind of pump body structure comprising main shaft 1, partition board 2 and the cylinder body 3 with inner cavity 31, partition board 2 are arranged
In inner cavity 31, inner cavity 31 is separated into the first cavity 311 and the second cavity 312.Through-hole 21, main shaft 1 are provided on partition board 2
On be provided with the first roller 11 and the second roller 12, main shaft 1 is threaded through in through-hole 21, and the first roller 11 is located at the first cavity
In 311, the second roller 12 is located in the second cavity 312, to by the first roller 11 and the second roller 12 respectively to entering
Refrigerant in one cavity 311 and the second cavity 312 is compressed.Using such technical solution, a cylinder body reality can be passed through
Now to the function of double cylinder compressions of refrigerant, compared with the existing technology, a cylinder body is eliminated, cost of manufacture is thereby reduced,
Assembly technology is simplified simultaneously, and then improves production efficiency.
Specifically, the shape of inner cavity 31 is cylinder, and the shape of partition board 2 is the circular ring shape to match in inner cavity 31, and
Partition board 2 can be rotated relative to cylinder body 3.By using the technical solution that partition board 2 can be rotated relative to cylinder body 3, solve existing
There is partition board 2 in technology the problem of positioning occurred, simultaneously because partition board 2 possesses rotation ability, 11 He of the first roller can be reduced
Relative velocity between second roller 12 and partition board 2, to reduce the first roller 11 and the second rubbing to partition board 2 of roller 12
It wipes, reliability is made to be improved.It should be noted that self-positioning mode can be used in cylinder body 3 for partition board 2, in favor of sealing and
The flexible design of structure.
Wherein, as shown in figure 3, cylinder body 3 has the madial wall 32 for forming inner cavity 31.As shown in figure 3, partition board 2 have with it is interior
The lateral wall 22 that side wall 32 is bonded can opposite fortune between lateral wall 22 and madial wall 32 when partition board 2 is rotated relative to cylinder body 3
It is dynamic.
As a kind of embodiment, as shown in Figure 1, 2, between 2 through-hole 21 of partition board and main shaft 1 formed allow lubricating oil into
The accommodating chamber 4 entered.It is provided with the first oil groove 23 on outer side wall 22, the first oil supply gallery 24, the first fuel feeding are provided on partition board 2
The both ends in channel 24 are connected to the first oil groove 23 and accommodating chamber 4 respectively, and the lubricating oil in accommodating chamber 4 is enable to pass through the first fuel feeding
Channel 24 flows into the first oil groove 23, to be lubricated between madial wall 32 and lateral wall 22.In actual use, cylinder body 3
Inner cavity 31 in lubricating oil can the rotation of the first roller 11 and/or the second roller 12 drive under enter accommodating chamber 4, then
It is lubricated between madial wall 32 and lateral wall 22 flowing into the first oil groove 23 by the first oil supply gallery 24, and then in reduction
Frictional force between side wall 32 and lateral wall 22 reduces abrasion between the two.Specifically, the first oil groove 23 is along lateral wall 22
Circumferentially disposed circular ring shape.Further, the quantity of the first oil supply gallery 24 is two or more, more than two first oil supply galleries
24 centered on the axis of partition board 2 rounded array, in this way can will be in accommodating chamber 4 by more than two first oil supply galleries 24
Lubricating oil be delivered in the first oil groove 23, to improve lubricant effect.
As a kind of embodiment, as shown in figure 3, position corresponding with lateral wall 22 is provided on institute's madial wall 32
Second oil groove 33 is provided with the second oil supply gallery 34 on cylinder body 3, and one end of the second oil supply gallery 34 is connected to the second oil groove 33,
The other end forms oiler in the outer surface of cylinder body 3, and the lubricating oil ditch outside cylinder body 3 is enable to pass through the second oil supply gallery 34 stream
Enter in the second oil groove 33, to be lubricated between madial wall 32 and lateral wall 22.In actual use, the profit outside cylinder body 3
Lubricating oil flows into the second oil groove 33 by the second oil supply gallery 34 and is lubricated between madial wall 32 and lateral wall 22, and then reduces
Frictional force between madial wall 32 and lateral wall 22 reduces abrasion between the two.Specifically, the second oil groove 33 is along madial wall
32 circumferentially disposed circular ring shapes.Further, the quantity of the second oil supply gallery 34 is two or more, and more than two second fuel feeding are logical
The rounded array centered on the axis of inner cavity 31 of road 34.It in this way can be by more than two second oil supply galleries 34 by cylinder body 3
External lubricating oil is delivered in the second oil groove 33, to improve lubricant effect.
In actual use, the first roller 11 and the second roller 12 are tightly connected with partition board 2, and partition board 2 is fixedly connected on
On main shaft 1, under the drive of main shaft 1 with 12 synchronous rotary of the first roller 11 and the second roller, to ensure the first roller 11
And the second sealing effect between roller 12 and partition board 2, to ensure partition board 2 to the effective of the first cavity 311 and the second cavity 312
Separate.In actual fabrication, partition board 2 can be fixedly connected on the first roller 11 or the second roller 12, to realize partition board 2 and master
The mode of pin connection specifically can be used in being relatively fixed between axis 1, it is not limited to this.It should be noted that partition board 2
It can not also be connect with main shaft 1, partition board 2 is enable to be rotated relative to main shaft 1 (i.e. the first roller 11 and the second roller 12).
A kind of compressor is provided for the realization another aspect of goal of the invention the utility model, including described in above example
Pump body structure.
Above example, which makes the utility model have, can simplify assembly technology, improve production efficiency, reduce cost of manufacture
The advantages of.
The above description is only the embodiments of the present invention, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the right of the utility model.
Claims (11)
1. a kind of pump body structure, it is characterised in that：
Including main shaft (1), partition board (2) and with the cylinder body (3) of inner cavity (31)；
The partition board (2) is arranged in the inner cavity (31), and the inner cavity (31) are separated into the first cavity (311) and second
Cavity (312)；
It is provided with through-hole (21) on the partition board (2), the first roller (11) and the second roller are provided on the main shaft (1)
(12), the main shaft (1) is threaded through in the through-hole (21), and first roller (11) is located at first cavity
(311) in, second roller (12) is located in second cavity (312), to pass through first roller (11) and institute
The second roller (12) is stated to compress to entering the refrigerant in first cavity (311) and second cavity (312) respectively.
2. pump body structure according to claim 1, it is characterised in that：
The shape of the inner cavity (31) is cylinder, and the shape of the partition board (2) is the annulus to match in the inner cavity (31)
Shape, and the partition board (2) can be rotated relative to cylinder body (3).
3. pump body structure according to claim 2, it is characterised in that：
There is the cylinder body (3) madial wall (32) for forming the inner cavity (31), the partition board (2) to have and the madial wall
(32) lateral wall (22) being bonded forms the accommodating chamber for allowing lubricating oil to enter between the through-hole (21) and the main shaft (1)
(4)；
It is provided with the first oil groove (23) on the lateral wall (22), the first oil supply gallery (24) is provided on the partition board (2),
The both ends of first oil supply gallery (24) are connected to first oil groove (23) and the accommodating chamber (4) respectively, make the appearance
The lubricating oil received in chamber (4) can ditch flowed into first oil groove (23) by first oil supply gallery (24), with to institute
It states and is lubricated between madial wall (32) and the lateral wall (22).
4. pump body structure according to claim 3, it is characterised in that：
First oil groove (23) is along the circumferentially disposed circular ring shape of the lateral wall (22).
5. pump body structure according to claim 4, it is characterised in that：
The quantity of first oil supply gallery (24) is two or more, more than two first oil supply galleries (24) with it is described every
Rounded array centered on the axis of plate (2).
6. pump body structure according to claim 2, it is characterised in that：
There is the cylinder body (3) madial wall (32) for forming the inner cavity (31), the partition board (2) to have and the madial wall
(32) lateral wall (22) being bonded；
Position corresponding with the lateral wall (22) is provided with the second oil groove (33), the cylinder body (3) on institute's madial wall (32)
On be provided with the second oil supply gallery (34), one end of second oil supply gallery (34) is connected to second oil groove (33), separately
One end forms oiler (35) in the outer surface of the cylinder body (3), and the lubricating oil for keeping the cylinder body (3) external passes through described
Second oil supply gallery (34) flows into second oil groove (33), between the madial wall (32) and the lateral wall (22)
It is lubricated.
7. pump body structure according to claim 6, it is characterised in that：
Second oil groove (33) is along the circumferentially disposed circular ring shape of the madial wall (32).
8. pump body structure according to claim 7, it is characterised in that：
The quantity of second oil supply gallery (34) is two or more, and more than two second oil supply galleries (34) are with described interior
Rounded array centered on the axis of chamber (31).
9. according to the pump body structure described in claim 1 to 8 any one, it is characterised in that：
First roller (11) and second roller (12) are tightly connected with the partition board (2), and the partition board (2) is fixed
Be connected on the main shaft (1), under the drive of the main shaft (1) with first roller (11) and second roller
(12) synchronous rotary.
10. according to the pump body structure described in claim 1 to 8 any one, it is characterised in that：
The partition board (2) can rotate relative to the main shaft (1).
11. a kind of compressor, it is characterised in that：
Including the pump body structure described in claims 1 to 10 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820035086.5U CN207879611U (en) | 2018-01-08 | 2018-01-08 | Pump body structure and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820035086.5U CN207879611U (en) | 2018-01-08 | 2018-01-08 | Pump body structure and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207879611U true CN207879611U (en) | 2018-09-18 |
Family
ID=63506861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820035086.5U Active CN207879611U (en) | 2018-01-08 | 2018-01-08 | Pump body structure and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207879611U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194359A (en) * | 2018-01-08 | 2018-06-22 | 珠海凌达压缩机有限公司 | Pump body structure and compressor |
| CN109519380A (en) * | 2018-12-27 | 2019-03-26 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor compressor |
-
2018
- 2018-01-08 CN CN201820035086.5U patent/CN207879611U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194359A (en) * | 2018-01-08 | 2018-06-22 | 珠海凌达压缩机有限公司 | Pump body structure and compressor |
| CN108194359B (en) * | 2018-01-08 | 2024-03-29 | 珠海凌达压缩机有限公司 | Pump body structure and compressor |
| CN109519380A (en) * | 2018-12-27 | 2019-03-26 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor compressor |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |