CN208564968U - A kind of water lubrication single screw air compressor - Google Patents
A kind of water lubrication single screw air compressor Download PDFInfo
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- CN208564968U CN208564968U CN201820857573.XU CN201820857573U CN208564968U CN 208564968 U CN208564968 U CN 208564968U CN 201820857573 U CN201820857573 U CN 201820857573U CN 208564968 U CN208564968 U CN 208564968U
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Abstract
The utility model discloses a kind of water lubrication single screw air compressors, including cabinet, first spindle bearing holder, first mechanical seal, second spindle bearing holder, second mechanical seal, main shaft, screw rod, bearing of planetary gear group, high pressure gas channel, air inlet and air filter, cabinet side is fixed with the first spindle bearing holder, first spindle bearing holder side is fixed with the first mechanical seal, cabinet is fixed with the second spindle bearing holder far from the side of the first spindle bearing holder, second spindle bearing holder is fixed with the second mechanical seal far from the side of the first spindle bearing holder, the outer middle side part of main shaft is fixed with screw rod, main shaft one end passes through the first mechanical seal and the first spindle bearing holder and is rotatablely connected by bearing, oil spout is replaced using water spray inside this air compressor, it is secondary to have lubricated friction, cool compressed gas, improve the use of screw rod and star-wheel Service life, and more clean compressed gas is provided, it is more suitable for the demand of the industries such as food, medicine.
Description
Technical field
The utility model relates to air compressor technical field, specially a kind of water lubrication single screw air compressor.
Background technique
Single screw air compressor is made of the planar gaterotors of a cylindrical screw rod and two balanced configurations and nibbles
Pair is closed, in main case.The screw channel of screw rod, the inner wall of main case, the space that the flank of tooth three of star-wheel surrounds constitute compression
The swept volume of machine.Motor directly drives screw shaft to rotate, and screw rod drives star-wheel to rotate again.Gas by the air entry on host into
Enter in screw channel, is discharged again by the gas vent on main case after compression.It is also provided with spray hole on main case, lubricating oil is sprayed into work
Make in volume, plays the role of sealing, cooling and lubrication.
It is by head, motor, oil according to a kind of double-screw air compressor described in existing patent CN201190671Y
Bucket, which is installed concentratedly, does damping processing on a public platform, and head is directly welded on oil content barrel, is handled with this to be sealed,
It is cooling since compressor in the market largely uses oil lubrication, it is absolutely oil-free for the picture needs such as food, medicine, electronics
Occasion, there is hydraulic shrinking machine just not meet requirement.And existing dry type oilless (oil free) compressor, due to being dry friction, machinery effect
Rate is low, Wen Shenggao, causes service life short, and maintenance is costly, with the progress of science and technology, for reliable performance, effect
Rate is higher, and the machine of operation and maintenance simplicity becomes development trend, for this purpose, it is proposed that a kind of water lubrication single-screw air
Compressor.
Utility model content
The purpose of this utility model is to provide a kind of water lubrication single screw air compressors, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides the following technical solutions: a kind of water lubrication single-screw air compression
Machine, including cabinet, the first spindle bearing holder, the first mechanical seal, the second spindle bearing holder, the second mechanical seal, main shaft, spiral shell
Bar, bearing of planetary gear group, high pressure gas channel, air inlet and air filter, the cabinet side are fixed with the first spindle bearing holder,
First spindle bearing holder side is fixed with the first mechanical seal, and the cabinet is fixed far from the side of the first spindle bearing holder
There is the second spindle bearing holder, it is mechanical close that second spindle bearing holder far from the side of the first spindle bearing holder is fixed with second
Envelope, the outer middle side part of the main shaft are fixed with screw rod, and described main shaft one end passes through the first mechanical seal and the first spindle bearing holder is logical
Bearing rotation connection is crossed, and the main shaft other end passes through the second mechanical seal and the second spindle bearing holder and is rotatablely connected by bearing,
The cabinet corresponds to two sides and is symmetrically fixed with two bearing of planetary gear groups, and the cabinet is fixed close to the side of the second spindle bearing holder
Have a high pressure gas channel, the cabinet side offers air inlet close to the one end in high pressure gas channel, the cabinet exterior close into
The side of port is fixed with air filter；
The bearing of planetary gear group includes star-wheel, spider gear shaft, bearing of planetary gear seat and third mechanical seal, the cabinet side pair
Title is fixed with bearing of planetary gear seat, and the bearing of planetary gear seat inner wall side is respectively and fixedly provided with third mechanical seal, the spider gear shaft outside
Middle part is respectively and fixedly provided with star-wheel, and star-wheel engages connection with screw rod, the spider gear shaft both ends be each passed through third mechanical seal with
Bearing of planetary gear seat is rotatablely connected by bearing；
The air filter includes shell, air inlet, inner casing, venthole and filter paper, and the cabinet exterior is fixed with outer
Shell, the case surface equidistantly offer air inlet, and the outer casing inner wall bottom end is fixed with inner casing, and the inner casing is far from shell
One end of wall bottom is connected to air inlet, and the inner casing outer surface equidistantly offers venthole, and the outer surface of outer cover is fixed with
Filter paper.
Preferably, the spider gear shaft is in spatially 90 ° with main shaft.
Preferably, two star-wheels of the box house are contrary.
Preferably, first spindle bearing holder, the second spindle bearing holder and bearing of planetary gear seat are fixed on case by flange
On the outer wall of body.
Preferably, glossy by lubricating inside first spindle bearing holder, the second spindle bearing holder and bearing of planetary gear seat
It is sliding.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model main shaft is supported in cabinet by first spindle bearing holder and the second spindle bearing holder at both ends
Portion, star-wheel are fixed in bearing of planetary gear group, and the first spindle bearing holder, the second main bearing seat and bearing of planetary gear seat are fixed by flange
On the outer wall of cabinet, lead to respectively between the first spindle bearing holder, the second spindle bearing holder and bearing of planetary gear seat and cabinets cavity
The first mechanical seal, the second mechanical seal and third mechanical seal being fixed thereon is crossed to keep apart, therefore, the first spindle shaft
Holding seat, the second spindle bearing holder and bearing of planetary gear seat can be used bath lubrication and cooling.Cabinets cavity water can be used lubricating and
It is cooling.Star-wheel is engaged with screw rod, and screw rod outer circle is wrapped in cabinets cavity, forms closed compression air cavity, and main axis drives
Screw rod rotation, so that the star-wheel being engaged on screw rod be made to rotate, volume when rotation in screw slot is smaller and smaller, makes air slowly
Compression, and then flowed out by high pressure gas channel, complete air compression.
2, the utility model box house replaces oil spout using water spray, has lubricated friction pair, cools compressed gas, improves spiral shell
The service life of bar and star-wheel, and clean compressed gas is provided, and the water separated does not need specially treated, meets
Current environmental requirement.Sealing mechanism cannot be introduced into water inside bearing block, substantially increase the service life of bearing.Two sets
Star-wheel mechanism is arrangement up and down, stable mechanical property, noise of equipment and with small vibration.
Detailed description of the invention
Fig. 1 is that the utility model faces anatomical structure schematic diagram；
Fig. 2 is the utility model left view anatomical structure schematic diagram；
Fig. 3 is the second spindle bearing holder of the utility model anatomical structure schematic diagram；
Fig. 4 is the utility model bearing of planetary gear seat anatomical structure schematic diagram；
Fig. 5 is the first spindle bearing holder of the utility model anatomical structure schematic diagram；
Fig. 6 is the utility model bearing of planetary gear seat anatomical structure schematic diagram；
Fig. 7 is the first mechanical seal of the utility model anatomical structure schematic diagram；
Fig. 8 is the utility model air filter anatomical structure schematic diagram.
In figure: 1- cabinet；The first spindle bearing holder of 2-；The first mechanical seal of 3-；The second spindle bearing holder of 4-；The second machine of 5-
Tool sealing；6- main shaft；7- screw rod；8- bearing of planetary gear group；9- high pressure gas channel；10- air inlet；11- air filter；12- star
Wheel；13- spider gear shaft；14- bearing of planetary gear seat；15- shell；16- air inlet；17- inner casing；18- venthole；19- filter paper；20-
Three mechanical seals.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-8 is please referred to, the utility model provides a kind of technical solution: a kind of water lubrication single screw air compressor,
Including cabinet 1, the first spindle bearing holder 2, the first mechanical seal 3, the second spindle bearing holder 4, the second mechanical seal 5, main shaft 6,
Screw rod 7, bearing of planetary gear group 8, high pressure gas channel 9, air inlet 10 and air filter 11,1 side of cabinet are fixed with first
Spindle bearing holder 2,2 side of the first spindle bearing holder are fixed with the first mechanical seal 3, and the cabinet 1 is far from the first main shaft
The side of bearing block 2 is fixed with the second spindle bearing holder 4, and second spindle bearing holder 4 is far from the first spindle bearing holder 2
Side is fixed with the second mechanical seal 5, and the outer middle side part of the main shaft 6 is fixed with screw rod 7, and described 6 one end of main shaft passes through the first machine
Tool sealing 3 is with the first spindle bearing holder 2 by bearing rotation connection, and 6 other end of main shaft is across the second mechanical seal 5 and the
Two spindle bearing holders 4 are rotatablely connected by bearing, and the corresponding two sides of the cabinet 1 are symmetrically fixed with two bearing of planetary gear groups 8, described
Cabinet 1 is fixed with high pressure gas channel 9 close to the side of the second spindle bearing holder 4, and 1 side of cabinet is close to high pressure gas channel 9
One end offer air inlet 10,1 outer wall of cabinet is fixed with air filter 11 close to the side of air inlet 10；
The bearing of planetary gear group 8 includes star-wheel 12, spider gear shaft 13, bearing of planetary gear seat 14 and third mechanical seal 20, described
1 side of cabinet is symmetrically fixed with bearing of planetary gear seat 14, and the 14 inner wall side of bearing of planetary gear seat is respectively and fixedly provided with third mechanical seal
20, the outer middle side part of the spider gear shaft 13 is respectively and fixedly provided with star-wheel 12, and star-wheel 12 engages connection, the spider gear shaft 13 with screw rod 7
Both ends are each passed through third mechanical seal 20 and bearing of planetary gear seat 14 and are rotatablely connected by bearing；
The air filter 11 includes shell 15, air inlet 16, inner casing 17, venthole 18 and filter paper 19, the cabinet
1 outer wall is fixed with shell 15, and 15 surface of shell equidistantly offers air inlet 16, and the 15 inner wall bottom end of shell is fixed with interior
Shell 17, the inner casing 17 are connected to far from one end of 15 inner wall bottom of shell with air inlet 10, and 17 outer surface of inner casing is equidistantly opened
Equipped with venthole 18,15 outer surface of shell is fixed with filter paper 19.
The spider gear shaft 13 is in spatially 90 ° with main shaft 6, and star-wheel is symmetrical arranged stable mechanical property.
Two star-wheels 12 inside the cabinet 1 are contrary, are conducive to efficiency of air compression.
First spindle bearing holder 2, the second spindle bearing holder 4 and bearing of planetary gear seat 14 are fixed on cabinet 1 by flange
Outer wall on, fixation it is stronger.
Pass through oil lubrication inside first spindle bearing holder 2, the second spindle bearing holder 4 and bearing of planetary gear seat 14,
Frictional force is reduced, the service life of bearing is extended.
Working principle: main shaft 6 is supported in cabinet 1 by first spindle bearing holder 2 and the second spindle bearing holder 4 at both ends
Portion, star-wheel 12 are fixed in bearing of planetary gear group 8, and the first spindle bearing holder 2, the second main bearing seat 4 and bearing of planetary gear seat 14 pass through
Flange is fixed on the outer wall of cabinet 1, the first spindle bearing holder 2, the second spindle bearing holder 4 and bearing of planetary gear seat 14 and cabinet 1
Kept apart respectively by the first mechanical seal 3, the second mechanical seal 5 and the third mechanical seal 20 that are fixed thereon between inner cavity
Come, therefore, bath lubrication and cooling can be used in the first spindle bearing holder 2, the second spindle bearing holder 4 and bearing of planetary gear seat 14.Case
Water can be used to lubricate and cool down in 1 inner cavity of body.Star-wheel 12 is engaged with screw rod 7, and 7 outer circle of screw rod is wrapped in 1 inner cavity of cabinet, forms envelope
The compression air cavity closed, the rotation of main shaft 6 drives screw rod 7 to rotate, to make the star-wheel 12 being engaged on screw rod 7 rotate, when rotation
Volume in 7 slot of screw rod is smaller and smaller, compresses air slowly, and then is flowed out by high pressure gas channel, completes air compression.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of water lubrication single screw air compressor, including cabinet (1), the first spindle bearing holder (2), the first mechanical seal
(3), the second spindle bearing holder (4), the second mechanical seal (5), main shaft (6), screw rod (7), bearing of planetary gear group (8), high pressure gas are logical
Road (9), air inlet (10) and air filter (11), it is characterised in that: cabinet (1) side is fixed with the first main shaft bearing
Seat (2), the first spindle bearing holder (2) side are fixed with the first mechanical seal (3), and the cabinet (1) is far from the first main shaft
The side of bearing block (2) is fixed with the second spindle bearing holder (4), and second spindle bearing holder (4) is far from the first main shaft bearing
The side of seat (2) is fixed with the second mechanical seal (5), and the outer middle side part of the main shaft (6) is fixed with screw rod (7), the main shaft (6)
One end passes through the first mechanical seal (3) and the first spindle bearing holder (2) and is rotatablely connected by bearing, and main shaft (6) other end is worn
It crosses the second mechanical seal (5) and the second spindle bearing holder (4) to be rotatablely connected by bearing, the corresponding two sides of the cabinet (1) are symmetrical
Fixed there are two bearing of planetary gear group (8), and it is logical that the side of the cabinet (1) close second spindle bearing holder (4) is fixed with high pressure gas
Road (9), cabinet (1) side offer air inlet (10) close to the one end of high pressure gas channel (9), cabinet (1) outer wall
Side close to air inlet (10) is fixed with air filter (11)；
The bearing of planetary gear group (8) includes star-wheel (12), spider gear shaft (13), bearing of planetary gear seat (14) and third mechanical seal
(20), cabinet (1) side is symmetrically fixed with bearing of planetary gear seat (14), and bearing of planetary gear seat (14) the inner wall side is fixed
Have third mechanical seal (20), the outer middle side part of the spider gear shaft (13) is respectively and fixedly provided with star-wheel (12), and star-wheel (12) is and screw rod
(7) engagement connection, spider gear shaft (13) both ends are each passed through third mechanical seal (20) and bearing of planetary gear seat (14) and pass through axis
Hold rotation connection；
The air filter (11) includes shell (15), air inlet (16), inner casing (17), venthole (18) and filter paper (19),
Cabinet (1) outer wall is fixed with shell (15), and shell (15) surface equidistantly offers air inlet (16), the shell
(15) inner wall bottom end is fixed with inner casing (17), the inner casing (17) one end and air inlet (10) far from shell (15) inner wall bottom
Connection, inner casing (17) outer surface equidistantly offer venthole (18), and shell (15) outer surface is fixed with filter paper (19).
2. a kind of water lubrication single screw air compressor according to claim 1, it is characterised in that: the spider gear shaft
(13) spatially with main shaft (6) in 90 °.
3. a kind of water lubrication single screw air compressor according to claim 1, it is characterised in that: the cabinet (1)
Two internal star-wheels (12) are contrary.
4. a kind of water lubrication single screw air compressor according to claim 1, it is characterised in that: first main shaft
Bearing block (2), the second spindle bearing holder (4) and bearing of planetary gear seat (14) are fixed on the outer wall of cabinet (1) by flange.
5. a kind of water lubrication single screw air compressor according to claim 1, it is characterised in that: first main shaft
Pass through oil lubrication inside bearing block (2), the second spindle bearing holder (4) and bearing of planetary gear seat (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820857573.XU CN208564968U (en) | 2018-06-05 | 2018-06-05 | A kind of water lubrication single screw air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820857573.XU CN208564968U (en) | 2018-06-05 | 2018-06-05 | A kind of water lubrication single screw air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208564968U true CN208564968U (en) | 2019-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820857573.XU Active CN208564968U (en) | 2018-06-05 | 2018-06-05 | A kind of water lubrication single screw air compressor |
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| Country | Link |
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| CN (1) | CN208564968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780565A (en) * | 2019-11-04 | 2021-05-11 | 康普莱斯压缩技术(苏州)有限公司 | Screw compressor |
-
2018
- 2018-06-05 CN CN201820857573.XU patent/CN208564968U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780565A (en) * | 2019-11-04 | 2021-05-11 | 康普莱斯压缩技术(苏州)有限公司 | Screw compressor |
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