CN207111419U - Water jet oil free screw compressor - Google Patents
Water jet oil free screw compressor Download PDFInfo
- Publication number
- CN207111419U CN207111419U CN201720704181.5U CN201720704181U CN207111419U CN 207111419 U CN207111419 U CN 207111419U CN 201720704181 U CN201720704181 U CN 201720704181U CN 207111419 U CN207111419 U CN 207111419U
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- CN
- China
- Prior art keywords
- positive
- water jet
- female screw
- bearing block
- oil free
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Abstract
The utility model discloses a kind of water jet oil free screw compressor, it includes positive screw rod, female screw, the positive synchromesh gear being connected on the positive screw rod, the cloudy synchromesh gear being connected on the female screw, the positive synchromesh gear and the cloudy synchromesh gear engaged transmission, the both ends of the female screw are separately installed with preceding disc and rear disc.By utilization of the present utility model, realize that positive screw rod and female screw are intermeshed and be not in contact with each other in the housing and carry out air compression.Now the intensity requirement of positive screw rod and female screw is also reduced by.Preceding disc and rear disc are lubricated by getting rid of oily splashing form to bearing, gear, so as to simplify structure and reduce material cost.
Description
Technical field
It the utility model is related to a kind of water jet oil free screw compressor.
Background technology
The housing construction of conventional water jet formula oil-free air compressor is all answered using stainless steel main shaft and ceramics or engineering plastics
The rotor of conjunction, bronze housing.Slided by the fluid dynamic of complete water lubrication realize bearing arrangement completely without oil form.Thus it is whole
Body is complicated and material cost is very high.
Utility model content
The technical problems to be solved in the utility model is to overcome the water jet oil-free air compressor knot of prior art
A kind of the defects of structure complexity and very high material cost, there is provided water jet oil free screw compressor.
The utility model is that solve above-mentioned technical problem by following technical proposals：
A kind of water jet oil free screw compressor, its feature are that it includes positive screw rod, female screw, is connected to the sun
Positive synchromesh gear on screw rod, the cloudy synchromesh gear being connected on the female screw, the positive synchromesh gear and described cloudy synchronous
Meshed transmission gear, the both ends of the female screw are separately installed with preceding disc and rear disc.
Cloudy synchromesh gear is driven to rotate by positive synchromesh gear, cloudy synchromesh gear drives female screw to rotate again, to realize sun
Screw rod and female screw are intermeshed and be not in contact with each other in the housing carries out air compression.Now the intensity of positive screw rod and female screw will
Ask and be also reduced by.Preceding disc and rear disc are lubricated by getting rid of oily splashing form to bearing, gear, so as to which simplification finishes
Structure simultaneously reduces material cost.
It is preferred that the material of the positive screw rod and female screw is carbon steel.
It is preferred that the positive screw rod and female screw are provided with erosion shield.
It is preferred that the water jet oil free screw compressor includes drive end bearing bracket, exhaust bearing block, air-breathing bearing block and shell
Body.
It is preferred that the drive end bearing bracket, exhaust bearing block, the material of air-breathing bearing block and housing are carbon steel.
It is preferred that the drive end bearing bracket, exhaust bearing block, air-breathing bearing block and housing are provided with erosion shield.
It is preferred that between the positive screw rod and the air-breathing bearing block, between the female screw and the air-breathing bearing block
It is provided with water seal and oil sealing.
It is preferred that between the positive screw rod and the exhaust bearing block, between the female screw and the exhaust bearing block
It is provided with mechanical shaft seal and oil sealing.
In the utility model, above-mentioned optimum condition can be combined on the basis of common sense in the field is met, and produce this reality
With new each preferred embodiment.
Positive effect of the present utility model is：By utilization of the present utility model, positive screw rod and female screw are realized
It is intermeshed and is not in contact with each other in the housing and carries out air compression.Now the intensity requirement of positive screw rod and female screw is also reduced by.
Preceding disc and rear disc are lubricated by getting rid of oily splashing form to bearing, gear, so as to simplify structure and reduce
Material cost.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model preferred embodiment.
Description of reference numerals
Drive end bearing bracket 1
Bearing 2
Oil sealing 3
Separate 4
Water seal 5
Positive screw rod 6
Housing 7
Mechanical shaft seal 8
Oil sealing 9
Bearing 10
Bearing 11
Positive synchromesh gear 12
It is vented bearing block 13
Positive synchromesh gear body 14
Disc 15 afterwards
Cloudy synchromesh gear 16
Bearing 17
Bearing 18
Oil sealing 19
Mechanical shaft seal 20
Female screw 21
Water seal 22
Oil sealing 23
Bearing 24
Air-breathing bearing block 25
Preceding disc 26
Embodiment
Enumerate preferred embodiment below, and become apparent from intactly illustrating the utility model with reference to accompanying drawing.
As shown in figure 1, the utility model discloses a kind of water jet oil free screw compressor, it includes positive screw rod 6, cloudy spiral shell
Bar 21, the positive synchromesh gear 12 being connected on positive screw rod 6, the cloudy synchromesh gear 16 being connected on female screw 21, positive synchromesh gear
12 and the engaged transmission of cloudy synchromesh gear 16, the both ends of female screw 21 be separately installed with preceding disc 26 and rear disc 15.It is positive same
Step gear 12 includes positive synchromesh gear body 14.
Cloudy synchromesh gear 16 is driven to rotate by positive synchromesh gear 12, cloudy synchromesh gear 16 drives female screw 21 to rotate again,
Air compression is carried out to realize that positive screw rod 6 and female screw 21 are intermeshed and be not in contact with each other in housing 7.The now positive He of screw rod 6
The intensity requirement of female screw 21 is also reduced by.Preceding disc 26 and rear disc 15 are by getting rid of oily splashing form to bearing, gear
It is lubricated, so as to simplify structure and reduce material cost.
The material of the present embodiment middle-jiao yang, function of the spleen and stomach screw rod 6 and female screw 21 is carbon steel.Positive screw rod 6 and female screw 21 apply provided with anticorrosion
Layer.
Water jet oil free screw compressor also includes drive end bearing bracket 1, exhaust bearing block 13, air-breathing bearing block 25 and housing 7.Before
End cap 1, exhaust bearing block 13, the material of air-breathing bearing block 25 and housing 7 are carbon steel.And drive end bearing bracket 1, exhaust bearing block 13, suction
Gas bearing block 25 and housing 7 are provided with erosion shield.
Water seal and oil are provided between positive screw rod 6 and air-breathing bearing block 25, between female screw 21 and air-breathing bearing block 25
Envelope.
Mechanical shaft seal is provided between positive screw rod 6 and exhaust bearing block 13, between female screw 21 and exhaust bearing block 13
And oil sealing.
Specifically, being vented inside bearing block 13 has lubricating oil to get rid of oily splashing by being fixed on the rear disc 15 of female screw 21
Form is lubricated to bearing, gear.There is lubricating oil to get rid of oil by being fixed on the preceding disc 26 of female screw 21 inside drive end bearing bracket 1
Splashing form is lubricated to bearing.Air-breathing bearing block 25, casing 7, exhaust bearing block 13, positive screw rod 6, female screw 21 have painting
Layer, screw rod and housing are all not in contact with each other, and will not produce mechanical friction causes coating material to come off.Oil sealing 3, oil sealing 23 seal front end
The internal lubrication of lid 1 oil, water seal 5, water seal 22 seal suction side air and water, mechanical shaft seal 8, the sealing exhaust side pressure of mechanical shaft seal 20
Contract air and, oil sealing 9, the sealing exhaust bearing block 13 internal lubrication oil of oil sealing 19.Interval 4 is formed between oil sealing 3 and water seal 5.
In addition, positive screw rod 6 is radially fixed by bearing 2 and bearing 10, pass through bearing 11, the axial restraint of bearing 17, cloudy spiral shell
Bar 21 is radially fixed by bearing 24 and bearing 18, passes through the axial restraint of bearing 18.Positive screw rod 6 has projecting shaft to connect with external drive
Connect
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or repair to these embodiments on the premise of without departing substantially from principle of the present utility model and essence
Change, but these changes and modification each fall within the scope of protection of the utility model.
Claims (8)
1. a kind of water jet oil free screw compressor, it is characterised in that it includes positive screw rod, female screw, is connected to the positive spiral shell
Positive synchromesh gear on bar, the cloudy synchromesh gear being connected on the female screw, the positive synchromesh gear and the cloudy synchronous gear
Engaged transmission is taken turns, the both ends of the female screw are separately installed with preceding disc and rear disc.
2. water jet oil free screw compressor as claimed in claim 1, it is characterised in that the material of the positive screw rod and female screw
Expect for carbon steel.
3. water jet oil free screw compressor as claimed in claim 2, it is characterised in that the positive screw rod and female screw are provided with
Erosion shield.
4. water jet oil free screw compressor as claimed in claim 1, it is characterised in that the water jet oil free screw compression
Machine includes drive end bearing bracket, exhaust bearing block, air-breathing bearing block and housing.
5. water jet oil free screw compressor as claimed in claim 4, it is characterised in that the drive end bearing bracket, exhaust bearing block,
The material of air-breathing bearing block and housing is carbon steel.
6. water jet oil free screw compressor as claimed in claim 5, it is characterised in that the drive end bearing bracket, exhaust bearing block,
Air-breathing bearing block and housing are provided with erosion shield.
7. water jet oil free screw compressor as claimed in claim 4, it is characterised in that the positive screw rod and the air-breathing axle
Water seal and oil sealing are provided between bearing, between the female screw and the air-breathing bearing block.
8. water jet oil free screw compressor as claimed in claim 4, it is characterised in that the positive screw rod and the exhaust shaft
Mechanical shaft seal and oil sealing are provided between bearing, between the female screw and the exhaust bearing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720704181.5U CN207111419U (en) | 2017-06-16 | 2017-06-16 | Water jet oil free screw compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720704181.5U CN207111419U (en) | 2017-06-16 | 2017-06-16 | Water jet oil free screw compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207111419U true CN207111419U (en) | 2018-03-16 |
Family
ID=61577463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720704181.5U Active CN207111419U (en) | 2017-06-16 | 2017-06-16 | Water jet oil free screw compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207111419U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661884A (en) * | 2018-05-09 | 2018-10-16 | 西安交通大学 | A kind of self-lubricating oil free compression machine oil circulating cooling system and method |
| CN108757453A (en) * | 2018-08-23 | 2018-11-06 | 中山市捷科能机电科技有限公司 | A kind of water spray double-screw compressor |
| CN108843569A (en) * | 2018-08-23 | 2018-11-20 | 中山市捷科能机电科技有限公司 | Water spray double-screw compressor |
| CN108916048A (en) * | 2018-08-23 | 2018-11-30 | 中山市捷科能机电科技有限公司 | A kind of wear-resistant self-lubricating rotor and double-screw compressor of spraying water |
| CN112983815A (en) * | 2021-03-26 | 2021-06-18 | 一汽解放汽车有限公司 | Hydrogen circulating pump for fuel cell |
| CN113803252A (en) * | 2021-10-20 | 2021-12-17 | 杭州久益机械股份有限公司 | Dry-type oil-free screw compressor and operation method thereof |
-
2017
- 2017-06-16 CN CN201720704181.5U patent/CN207111419U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661884A (en) * | 2018-05-09 | 2018-10-16 | 西安交通大学 | A kind of self-lubricating oil free compression machine oil circulating cooling system and method |
| CN108661884B (en) * | 2018-05-09 | 2019-08-23 | 西安交通大学 | A kind of self-lubricating oil free compression machine oil circulating cooling system and method |
| CN108757453A (en) * | 2018-08-23 | 2018-11-06 | 中山市捷科能机电科技有限公司 | A kind of water spray double-screw compressor |
| CN108843569A (en) * | 2018-08-23 | 2018-11-20 | 中山市捷科能机电科技有限公司 | Water spray double-screw compressor |
| CN108916048A (en) * | 2018-08-23 | 2018-11-30 | 中山市捷科能机电科技有限公司 | A kind of wear-resistant self-lubricating rotor and double-screw compressor of spraying water |
| CN112983815A (en) * | 2021-03-26 | 2021-06-18 | 一汽解放汽车有限公司 | Hydrogen circulating pump for fuel cell |
| CN113803252A (en) * | 2021-10-20 | 2021-12-17 | 杭州久益机械股份有限公司 | Dry-type oil-free screw compressor and operation method thereof |
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