CN205578275U - Pump body and rotary roller compressor - Google Patents
Pump body and rotary roller compressor Download PDFInfo
- Publication number
- CN205578275U CN205578275U CN201620158685.7U CN201620158685U CN205578275U CN 205578275 U CN205578275 U CN 205578275U CN 201620158685 U CN201620158685 U CN 201620158685U CN 205578275 U CN205578275 U CN 205578275U
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- China
- Prior art keywords
- dilatation hole
- flange
- lower flange
- pump housing
- utility
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- 230000003584 silencer Effects 0.000 claims abstract description 25
- 238000009987 spinning Methods 0.000 claims description 20
- 238000010586 diagram Methods 0.000 description 6
- 239000003921 oil Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000030279 gene silencing Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Compressor (AREA)
Abstract
The embodiment of the utility model discloses a pump body, including last flange, cylinder, lower flange and lower muffler, go up flange and lower flange setting at the both ends of cylinder, go up flange and lower flange and all be provided with exhaust structure, lower muffler sets up on the lower flange, and encloses into down the amortization cavity down between muffler and the lower flange, and the lower flange still is provided with first dilatation hole by muffler within range of parcel down, and first dilatation hole is linked together with lower amortization cavity. Adopt the embodiment of the utility model provides an in the rotary roller compressor, lower flange still is provided with first dilatation hole by muffler parcel within range down, first dilatation hole and lower muffling cavity body intercommunication. Therefore, the utility model discloses in under the size of silencer under not increasing through set up first dilatation hole on the flange just can reach the cavity volumetric purpose of the amortization cavity under the increase. The utility model also discloses a rotatory roller compressor.
Description
Technical field
This utility model relates to Compressor Technology field, more particularly, it relates to a kind of pump housing and spinning rollers compressor.
Background technology
Spinning rollers compressor can be divided into single cyclone rotating roller compressor and double-exhaust spinning rollers compressor, and wherein, the pump housing only upper flange of single cyclone rotating roller compressor arranges exhaust structure；It is provided with exhaust structure on the upper lower flange of the pump housing of double-exhaust spinning rollers compressor.
Refer to the main TV structure schematic diagram of the vertical double-row cyclone rotating roller compressor middle pump body that Fig. 1, Fig. 1 are provided by prior art.
At present, double-exhaust spinning rollers compressor middle pump body includes that upper flange 100, cylinder 200 and lower flange 300, upper flange 100 and lower flange 300 are arranged on the two ends of cylinder 200, upper flange 100 and lower flange 300 and are provided with exhaust structure 500.And lower flange 300 infiltrates in oil sump in vertical double-exhaust spinning rollers compressor, this oil sump is that whole compressor provides lubrication.If gas is directly discharged in oil sump by exhaust structure 500, on the one hand adding the noise of compressor, still further aspect expellant gas is dissolved in lubricating oil not only can affect lubrication qualities, and can increase the oil content in gas.For this; in order to reduce the noise that lower flange 300 exhaust structure 500 causes in prior art; avoid being exhausted directly to oil sump from lower flange 300 expellant gas; one bottom silencer 400 would generally be set on lower flange 300; wherein; the cavity body structure that bottom silencer 400 and lower flange 300 are surrounded is lower muffler chamber A, and compressor performance is had an impact by the size of the cavity volume of lower muffler chamber A, and bigger cavity volume has preferable compressor performance.But, existing bottom silencer 400 due to processing technique and with the impact in lower flange 300 rigging screw hole etc., its cavity volume is certain, even if strengthening from structure, adds the most very little.
Therefore, how to increase the cavity volume of lower muffler chamber, become the technical problem that those skilled in the art are urgently to be resolved hurrily.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of pump housing, to increase the cavity volume of lower silencing cavity；Another purpose of the present utility model is to provide a kind of spinning rollers compressor, to improve the compressor performance of compressor.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of pump housing, including upper flange, cylinder, lower flange and bottom silencer, described upper flange and described lower flange are arranged on the two ends of described cylinder, described upper flange and described lower flange are provided with exhaust structure, described bottom silencer is arranged on described lower flange, and between described bottom silencer and described lower flange, surrounding lower muffler chamber, described lower flange is additionally provided with the first dilatation hole in the range of being wrapped up by described bottom silencer, and described first dilatation hole is connected with described lower muffler chamber.
Preferably, in the above-mentioned pump housing, described cylinder being additionally provided with the second dilatation hole, described second dilatation hole is connected with described first dilatation hole.
Preferably, in the above-mentioned pump housing, described first dilatation hole is near described bottom silencer.
Preferably, in the above-mentioned pump housing, described first dilatation hole is coaxial with described second dilatation hole.
Preferably, in the above-mentioned pump housing, described first dilatation hole is completely superposed with described second dilatation hole.
Preferably, in the above-mentioned pump housing, the cross section in described first dilatation hole and described second dilatation hole is circular, rectangle or ellipse.
A kind of spinning rollers compressor, including the pump housing, the described pump housing is that above-mentioned people is with the pump housing described in technical scheme.
From above-mentioned technical scheme it can be seen that use the spinning rollers compressor this utility model embodiment, described lower flange is additionally provided with the first dilatation hole in the range of being wrapped up by described bottom silencer, and described first dilatation hole is connected with described lower muffler chamber.As can be seen here, this utility model passes through to arrange under the size not increasing bottom silencer the purpose of the cavity volume of muffler chamber under the first dilatation hole just can reach to increase on lower flange.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The main TV structure schematic diagram of the spinning rollers compressor middle pump body that Fig. 1 is provided by prior art；
The main TV structure schematic diagram of the spinning rollers compressor middle pump body that Fig. 2 is provided by this utility model embodiment；
The plan structure schematic diagram of the spinning rollers compressor middle pump body that Fig. 3 is provided by this utility model embodiment.
Wherein, 100 it is upper flange, 200 is cylinder, 201 is the second dilatation hole, 300 is lower flange, 301 is the first dilatation hole, 400 is bottom silencer, 500 is lower muffler chamber for exhaust structure, A.
Detailed description of the invention
Core of the present utility model is open a kind of pump housing, to increase the cavity volume of lower silencing cavity；Another core of the present utility model is open a kind of spinning rollers compressor, to improve the compression performance of compressor.
Hereinafter, referring to the drawings embodiment is illustrated.Additionally, the utility model content described in claim is not played any restriction effect by embodiments illustrated below.It addition, the full content of the composition represented by example below is not limited to as necessary to the solution of the utility model described in claim.
Refer to the main TV structure schematic diagram of the spinning rollers compressor middle pump body that Fig. 2 to Fig. 3, Fig. 2 are provided by this utility model embodiment；The plan structure schematic diagram of the spinning rollers compressor middle pump body that Fig. 3 is provided by this utility model embodiment.
The pump housing in this utility model embodiment, including upper flange 100, cylinder 200, lower flange 300 and bottom silencer 400, upper flange 100 and lower flange 300 are arranged on the two ends of cylinder 200, upper flange 100 and lower flange 300 are provided with exhaust structure 500, bottom silencer 400 is arranged on lower flange 300, and between bottom silencer 400 and lower flange 300, surround lower muffler chamber A, lower flange 300 is additionally provided with the first dilatation hole 301 in the range of being wrapped up by bottom silencer 400, the first dilatation hole 301 is connected with lower muffler chamber A.
Using the spinning rollers compressor in this utility model embodiment, lower flange 300 is additionally provided with the first dilatation hole 301 in the range of being wrapped up by bottom silencer 400, the first dilatation hole 301 is connected with lower muffler chamber A.As can be seen here, this utility model passes through to arrange under the size not increasing bottom silencer 400 purpose of the cavity volume of muffler chamber A under first dilatation hole 301 just can reach to increase on lower flange 300.
The effect in the first dilatation hole 301 be increase on the premise of the structure not changing bottom silencer 400 under the cavity volume of muffler chamber A, it arranges position and can be adjusted according to the true form of the pump housing.
First dilatation hole 301 can be through hole or counterbore, and via design more can increase the cavity volume of lower muffler chamber A than counterbore.During via design, avoid steam vent and the cylinder body of cylinder 200, do not affect the aerofluxus of whole compressor.In order to avoid the first dilatation hole 301 to be connected with the cylinder body of cylinder 200 as far as possible, the first dilatation hole 301 is near bottom silencer 400.
Being additionally provided with the second dilatation hole 201 on cylinder 200, the second dilatation hole 201 is connected with the first dilatation hole 301.First dilatation hole 301 can connect the second dilatation hole 201 and lower muffler chamber A, thus further increases the cavity volume of lower muffler chamber A.
Wherein the first dilatation hole 301 and the second dilatation hole 201 can be staggeredly arranged, coaxially arranged.Time coaxially arranged, its first dilatation hole 301 can be completely superposed with the cross section in the second dilatation hole 201, it is also possible to small one and large one.The cross section in the first dilatation hole 301 and the second dilatation hole 201 is circular, rectangle or ellipse.
The invention also discloses a kind of spinning rollers compressor, including the pump housing, the pump housing is the above-mentioned people pump housing with technical scheme.Owing to the above-mentioned pump housing has the effect above, the spinning rollers compressor with this pump housing also has corresponding effect, and here is omitted.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this utility model.Multiple amendment to these embodiments will be apparent from for those skilled in the art, and generic principles defined herein can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Therefore, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (7)
1. a pump housing, including upper flange (100), cylinder (200), lower flange (300) and bottom silencer (400), described upper flange (100) and described lower flange (300) are arranged on the two ends of described cylinder (200), described upper flange (100) and described lower flange (300) are provided with exhaust structure (500), described bottom silencer (400) is arranged on described lower flange (300), and between described bottom silencer (400) and described lower flange (300), surround lower muffler chamber (A), it is characterized in that, described lower flange (300) is additionally provided with the first dilatation hole (301) in the range of being wrapped up by described bottom silencer (400), described first dilatation hole (301) is connected with described lower muffler chamber (A).
2. the pump housing as claimed in claim 1, it is characterised in that being additionally provided with the second dilatation hole (201) on described cylinder (200), described second dilatation hole (201) is connected with described first dilatation hole (301).
3. the pump housing as claimed in claim 2, it is characterised in that described first dilatation hole (301) is near described bottom silencer (400).
4. the pump housing as claimed in claim 3, it is characterised in that described first dilatation hole (301) is coaxial with described second dilatation hole (201).
5. the pump housing as claimed in claim 4, it is characterised in that described first dilatation hole (301) is completely superposed with described second dilatation hole (201).
6. the pump housing as claimed in claim 5, it is characterised in that the cross section in described first dilatation hole (301) and described second dilatation hole (201) is circular, rectangle or ellipse.
7. a spinning rollers compressor, including the pump housing, it is characterised in that the described pump housing is the pump housing according to any one of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620158685.7U CN205578275U (en) | 2016-03-02 | 2016-03-02 | Pump body and rotary roller compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620158685.7U CN205578275U (en) | 2016-03-02 | 2016-03-02 | Pump body and rotary roller compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205578275U true CN205578275U (en) | 2016-09-14 |
Family
ID=56871365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620158685.7U Active CN205578275U (en) | 2016-03-02 | 2016-03-02 | Pump body and rotary roller compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205578275U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152404A (en) * | 2016-03-02 | 2017-09-12 | 珠海凌达压缩机有限公司 | Pump body and rotary roller compressor |
-
2016
- 2016-03-02 CN CN201620158685.7U patent/CN205578275U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152404A (en) * | 2016-03-02 | 2017-09-12 | 珠海凌达压缩机有限公司 | Pump body and rotary roller compressor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |