CN108786341A - Devices and methods therefor for detaching liquid from the air-flow in liquid-spraying type compressor - Google Patents
Devices and methods therefor for detaching liquid from the air-flow in liquid-spraying type compressor Download PDFInfo
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- CN108786341A CN108786341A CN201810393214.8A CN201810393214A CN108786341A CN 108786341 A CN108786341 A CN 108786341A CN 201810393214 A CN201810393214 A CN 201810393214A CN 108786341 A CN108786341 A CN 108786341A
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- Prior art keywords
- separator
- liquid
- fluid
- side wall
- entrance
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
- F04C29/026—Lubricant separation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
- B04C2009/002—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with external filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/24—Multiple arrangement thereof
- B04C5/28—Multiple arrangement thereof for parallel flow
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cyclones (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The present invention relates to a kind of device or method for detaching liquid from the air-flow in liquid-spraying type compressor or vacuum pump, described device includes the first container, the first container includes the first bottom plate, the first side wall and lid, the first side wall includes exporting the entrance fluidly connected with compressed gas, lid includes outlet, device further includes the first separator, the second separator, third separator, and the wherein device further includes：Access road is in fluid communication with the entrance, and the access road includes top panel and bottom panel, and the wherein at least described top panel forms inclined-plane, and the inclined-plane has the peak being located on the first side wall and the minimum point positioned at opposite end.
Description
Technical field
The present invention relates to a kind of device for detaching liquid from the air-flow in liquid-spraying type compressor, described device includes
The first container, the first container include the first bottom plate, the first side wall and lid, and the first side wall includes being exported with compressed gas
The entrance fluidly connected, the lid includes outlet, and described device further includes：
- the first separator, first separator include the first liquid separation space and second liquid separated region,
First liquid separation space and second liquid separated region are in fluid communication with entrance；Wherein the first liquid separation space and
Each in two liquid separation spaces includes the first plate, circular wall is equipped on first plate, wherein in the circle
Each in wall forms first fluid channel and second fluid channel between the first side wall；
- the second separator, second separator are arranged in the first liquid separation space and second liquid Disengagement zone
In each in domain, second separator includes at least cyclone separator installed therein；
Third separator, the third separator includes at least filter installed therein, wherein the filtering
Device is fluidly connected to one in the cyclone separator, and wherein third separator and communication；And
Access road, the access road include that fin structure is divided into two for flowing to be passed through to the gas of entrance
Stock air-flow.
Background technology
Since the requirement of the purity of the gas to leaving such liquid separator becomes to be increasingly stringenter, improve existing
Liquid separator be lasting focus in industry.
Although existing liquid separator may provide good solution, such as such as with Atlas Copco
A kind of liquid separator limited in the Airpower WO2016/172 as applicant, 770A, but detached using such liquid
The company of device is continuously searching for improving such device.
Invention content
Therefore, the purpose of the present invention is to provide a kind of efficient liquid separators, for such liquid separator, flowing warp
The purity for crossing the gas of outlet improves.
It is a further object of the present invention to provide a solution, are used to protect more components of liquid separator to exempt from
By the potential destructive power for entering fluid therein.
It is a further object of the present invention to provide a kind of simple and inexpensive replacements to existing apparatus.
The present invention is solved by a kind of device for the separation liquid from the air-flow in liquid-spraying type compressor of offer
It states and/or at least one of other problems, described device includes the first container, and the first container includes the first bottom plate, the
One side wall and lid, the first side wall include exporting the entrance fluidly connected with compressed gas, and the lid includes outlet, the dress
It sets and further includes：
- the first separator, first separator include the first liquid separation space and second liquid separated region,
First liquid separation space and second liquid separated region are in fluid communication with entrance；Wherein the first liquid separation space and
Each in two liquid separation spaces includes the first plate, circular wall is equipped on first plate, wherein in the circle
Each in wall forms first fluid channel and second fluid channel between the first side wall；
- the second separator, second separator are arranged in the first liquid separation space and second liquid Disengagement zone
In each in domain, second separator includes at least cyclone separator installed therein；
Third separator, the third separator includes at least filter installed therein, wherein the filtering
Device is fluidly connected to one in the cyclone separator, and the wherein described third separator and communication；
Access road, the access road and the entrance are in fluid communication, the access road include fin structure with
For flowing to be divided into two strands of air-flows by the gas of entrance；
Wherein described device further includes：
The access road includes top panel and bottom panel, and the bottom panel, which has, is adapted to be mounted to the first side
An end on wall, the wherein at least described top panel form inclined-plane, and the inclined-plane has the highest being located on the first side wall
Point and the minimum point positioned at opposite end.
Because access road includes top panel and bottom panel, flowing is by the fluid of entrance along the direction of bottom plate
On be guided with by pushing moving down.By using such movement, the drop being included in the fluid will be made in gravity
It is more effectively dripped under, and more liquid will be collected.
In addition, because device includes such access road (top panel of wherein at least angled setting and two
Circular wall forms first fluid channel and second fluid channel), therefore Symbiotic effectiveness is generated, because not only when fluid direction first
Fluid guides with being moved downward when fluid channel and second fluid channel are flowed, and maintains such movement by such channel
To increase the amount of the liquid more extracted.
By collecting a greater amount of liquid immediately after entering device in liquid, cyclone separator and described is further protected
At least one filter is influenced from the Latent destruction property of liquid, to reduce the frequency of repair intervention and increase rotation
The service life of wind separator and at least one filter.
The invention further relates to a kind of method for detaching liquid from the air-flow in liquid-spraying type compressor, the method packets
Include following steps：
The first separator is provided, first separator includes that the first liquid separation space and second liquid detach
Region, each in the first liquid separation space and second liquid separated region includes the first plate, is pacified on first plate
Equipped with circular wall, and each in the circular wall provides first fluid channel and second fluid between the first side wall
Channel；And
Second separator is provided in each in the first liquid separation space and second liquid separated region, and
And at least cyclone separator is provided in second separator；
Third separator is provided, the third separator includes at least filter, and the filter is arranged to and institute
State a fluid communication in cyclone separator；
The first container is provided, the first container includes the first liquid separation space and second liquid separated region, second
Separator and third separator, the first container include the first side wall, the first bottom plate and lid, and the first side wall includes
Entrance, the lid include outlet；
Fin structure is provided for the fluid stream from entrance is diverted through first fluid channel and second fluid
Channel；
The second separator will be passed through from the guiding of the fluid of the first liquid separation space and second liquid separated region,
It will be collected on the first bottom plate from the fluid dripping, and draw directing flow through the taking a step forward for outlet
Baffle passes through the third separator；
Wherein this method is further comprising the steps of：
Offer includes the access road of top panel and bottom panel, and guides flowing by the access road
Fluid moves down, and further by fin by the divided fluid stream at passing through first fluid channel and second fluid channel
Two plumes.
In the context of the present invention, it should be understood that about the benefit presented for detaching the device of liquid from air-flow
Place is also applied for the method that liquid is detached from air-flow.
The invention further relates to a kind of device for detaching liquid from the air-flow in liquid-spraying type vacuum pump, described device packets
The first bottom plate, the first side wall and lid are included, the first side wall includes the entrance that the outlet with vacuum pump fluidly connects, the lid packet
Mouth is included, described device further includes：
- the first separator, first separator include the first liquid separation space and second liquid separated region,
First liquid separation space and second liquid separated region are in fluid communication with entrance；Wherein the first liquid separation space and
Each in two liquid separation spaces includes the first plate, circular wall is equipped on first plate, wherein in the circle
Each in wall forms first fluid channel and second fluid channel between the first side wall；
- the second separator, second separator are arranged in the first liquid separation space and second liquid Disengagement zone
In each in domain, second separator includes at least cyclone separator installed therein；
Third separator, the third separator includes at least filter installed therein, wherein the filtering
Device is fluidly connected to one in the cyclone separator, and the wherein described third separator and communication；
Access road, the access road and the entrance are in fluid communication, the access road include fin structure with
For flowing to be divided into two strands of air-flows by the gas of entrance；
Wherein described device further includes：
The access road includes top panel and bottom panel, and the bottom panel, which has, to be adapted to be mounted on side wall
An end, the wherein at least top panel forms inclined-plane, the inclined-plane have the peak being located on the first side wall and
Minimum point positioned at opposite end.
In the context of the present invention, it should be understood that about for detaching liquid from the air-flow in liquid-spraying type compressor
The benefit that is presented of device apply also for the device for detaching liquid from the air-flow in liquid-spraying type vacuum pump.
Description of the drawings
In order to which the feature of the present invention is better shown, root is described below by example in refer to the attached drawing and not restrictive
According to some preferable configurations of the present invention, wherein：
Fig. 1 schematically shows the device for detaching liquid from air-flow in liquid-spraying type compressor；
Fig. 2 schematically shows the sectional view of the devices in accordance with embodiments of the present invention of the line I-I according to Fig. 1；
Fig. 3 shows that the first liquid separation space, second liquid separated region and entrance according to an embodiment of the invention are logical
The vertical view of the part in road；
Fig. 4 schematically shows the sectional view of the devices in accordance with embodiments of the present invention of the line II-II according to Fig. 1；
Fig. 5 schematically shows the side view of second container and circular wall according to an embodiment of the invention；
Fig. 6 shows that the first liquid separation space, second liquid separated region and entrance according to an embodiment of the invention are logical
The vertical view in road；And
Fig. 7 schematically shows the device for detaching liquid from air-flow in liquid-spraying type vacuum pump；
Specific implementation mode
Fig. 1 shows that the device 1 for detaching liquid from air-flow, described device 1 include being connected to the compression of compressor 4
The entrance 2 of gas vent 3 and the outlet 5 that relatively pure gas is provided to user network 6.
Compressor 4 is liquid-spraying type compressor.
Compressor 4 usually has gas access 7, sucks surrounding air by the gas access or comes from custom system
The processing gas of (not shown).
As shown in Fig. 2, device 1 includes the first container 8, the first container 8 includes the first bottom plate 9,10 and of the first side wall
Lid 11, the first side wall 10 include the entrance 2 fluidly connected with compressed gas outlet 3, and the lid 11 includes outlet 5.
Device 1 further includes separator, and the separator includes that the first liquid separation space 12a and second liquid detach
Region 12b, wherein being detached towards the first liquid separation space 12a and the second liquid by the fluid that entrance 2 enters
Region 12b flows.
Each in first liquid separation space 12a and second liquid separated region 12b further include the first plate 13a or
13b is equipped with circular wall 14a or 14b on first plate.
In order to which effectively the separated liquid particles from air-flow, device 1 further include every in the circular wall 14a and 14b
The first fluid channel 15a and second fluid channel 15b formed between one and the first side wall 10, as shown in Figure 3.
Fig. 2 is returned to, device 1 is additionally provided with the first separator, and first separator includes the first liquid displacement zone
Domain 12a and second liquid separated region 12b, first separator include at least cyclone separator 16 installed therein.
The device further includes the second separator, and second separator includes at least filter installed therein
17.For the ease of effectively eliminating fluid particle, filter 17 is fluidly connected to one in the cyclone separator 16.
Preferably, the entrance of filter 17 is directly installed in the outlet of cyclone separator 16.
Therefore, the fluid of outflow filter 17 is further flowed by outlet 5.
As shown in Figure 3 and Figure 4, device 1 further includes the access road 18 being in fluid communication with the entrance 2.
Such access road 18 preferably includes top panel 19 and bottom panel 20, wherein the top panel 19 and institute
Each stated in bottom panel 20 has an end being adapted to be mounted on the first side wall 10.
Top panel 19 is preferably fixed to above entrance 2 on the first side wall 10, and bottom panel 20 is below entrance 2
Fixed on the first side wall 10.Therefore, entrance 2 receives between bottom panel 20 and top panel 19.
For the ease of extracting fluid particle from fluid stream, at least top panel 19 forms inclined-plane, and the inclined-plane has position
In the peak on the first side wall 10 and the minimum point positioned at opposite end.
Inclined-plane, which is generated, by top panel 19 is construed as installing the top panel 19 so that it is from the first side wall 10
It is downwardly projected on the direction of first fluid channel 15a and second fluid channel 15b.
In other words, there are acute angles for the infall between top panel 19 and the first side wall 10, and the acute angle is by top
Panel 19 and the first side wall 10 are realized.Acute angle is interpreted as the angle less than 90 ° (90 degree).
In addition, in order to which flowing is divided into two strands of air-flows by the gas of entrance 2, access road 18 includes 21 formula knot of fin
Structure.
Preferably, the fin 21 is mounted on bottom panel 20.
Since fin 21 is mounted on bottom panel 20, so flowing may only be flowed by the fluid of entrance 2 by the
One fluid channel 15a and second fluid channel 15b.
In addition, because fin 21 helps fluid stream being split into two plumes, device 1 is constructed so that generation two
Roughly the same half portion, a half portion includes the first liquid separation space 12a and second half portion includes second liquid separation
Region 12b, and because the pressure in two half-unit is roughly equal, flowing is by the divided fluid stream of the entrance 2 at two
The roughly equal stream of stock.
Because the fluid into device 1 uses such pattern, the efficiency of oil separation to maintain the longer period, this is
Since when compared with another half portion, such device 1 will minimize a half portion since higher volume of liquid reaches it
Component and cause it to encounter the possibility of function problem.
Include the continuous vertical knots of the first continuous vertical structure 21a and second to maintain lower manufacturing cost, fin 21
Structure 21b, adjoining at a certain angle is together.
Preferably, the first continuous continuous vertical structure 21b of vertical structure 21a and second are fixed on the first side wall 10.Wing
Piece 21 is mounted on the opposite side of entrance 2 and relatively placed in the middle relative to the entrance 2.
Preferably, in order to which the round of fluid for maintaining flowing to pass through first fluid channel 15a and second fluid channel 15b moves
Dynamic, each in the first continuous continuous vertical structure 21b of vertical structure 21a and second is circular shape.
It is highly preferred that each in the first continuous continuous vertical structure 21b of vertical structure 21a and second and the first side wall
10 form circular arc.In other words, a continuous vertical structure in two continuous vertical structure 21a and 21b is mounted on first
At point on side wall 10, by the circular arc of each generation in the first continuous continuous vertical structure 21b of vertical structure 21a and second
Continued by the camber line (curvature) of the first side wall 10.
It is preferably but not limited to this, by each in the first continuous continuous vertical structure 21b of vertical structure 21a and second
And the circular arc that the camber line of the first side wall 10 is formed is continuous circular arc, without any turning point.
Due to forming such continuous circular arc, being included in flowing will not be directly by the liquid particles in the fluid of entrance 2
The continuous vertical structure 21b of the first continuous vertical structure 21a and second or the first side wall are hit, but can be adhered thereto and in weight
It is slided towards bottom panel 20 under force effect and further towards the first bottom plate 9, eliminates such liquid particles rebound and return to
Risk and increase in fluid stream is in the whole length of access road 18, first fluid channel 15a and second fluid channel 15b
The amount of the liquid of extraction.
Therefore, as from figure 3, it can be seen that the first side wall 10 will be with by the centre portion adjoining including access road 18
Two semicircles shape.
In a preferred embodiment according to the present invention, but not limited to this, it is every in two continuous vertical structure 21a and 21b
One each being parallel in the circular wall 14a and 14b.
Preferably, each in circular wall 14a and 14b is mounted on the first side wall close to 2 ground of entrance on one end
On 10, and it is mounted on corresponding first plate 13a, 13b on the other end.
Therefore, such as from figure 2 it can be seen that entrance 2 is by 20 boundary circular wall 14a and 14b, top panel 19 and bottom panel
It is fixed.
In a preferred embodiment, but not limited to this, top panel 19 is in its lower end or in itself and entrance 2 one
The opposite end in side is abutted with fin 21.
Correspondingly, flowing will be guided continuously downwards by the fluid of entrance 2, at least up to arrival fin 21, thus
Improve the efficiency of liquid extraction (extraction).
According to another embodiment of the invention, top panel 19 can be only secured on the first side wall 10.
In another embodiment in accordance with the invention, top panel 19 can be fixed to the first side wall 10 and fixed to circle
Shape wall 14a and 14b.
For fixation, it should be understood that top panel 19 is adjacent to the first side wall 10 and is possibly adjacent to circular wall
Any mounting technique of 14a and 14b is, for example,：Welding, gluing are bolted, by using screw or any other technology.
It should not also exclude, the top panel 19 can be located in the first side wall and be possibly located at circular wall
Cast member in 14a and 14b.
In another embodiment in accordance with the invention, top panel 19 can have from the big of the depth LL " of the first container 8
Any length LL' selected between about 25% and about the 90% of the depth LL ".
It is preferably but not limited to this, the length LL ' of top panel 19 is chosen to it and at least reaches fin 21.
According to another embodiment of the invention, top panel 19 and bottom panel 20 are parallel to each other.
Due to such structure feature, the apparatus according to the invention 1 eliminates liquid particles and directly hits bottom panel 20 simultaneously
And rebound returns to the risk in fluid stream.
According to another embodiment of the invention, the slope or Fig. 4 of top panel 19 and/or bottom panel 20
Angle [alpha] is at least about 10 ° (ten degree), and 10 ° of angle is that the infall between top panel 19 and horizontal surface measures.Such as
It, can be in demarcation strip if demarcation strip 22 and top panel 19 are fixed at same position on the first side wall 10 shown in Fig. 4
Infall measurement angle α between 22 and top panel 19.
Alternatively, the angle [alpha], the surface can be measured in top panel 19 and between being parallel to the surface of demarcation strip 22
It is plotted as across the position that top panel 19 intersects with the first side wall 10.
Therefore, if we turn to Fig. 4, angle [alpha] can measure between virtual surface AA ' and virtual surface AA ", virtually
Surface A A ' is drawn with continuing along the surface limited by top panel 19 and from the surface, and virtual surface AA " is from top
It position that portion's panel 19 intersects with the first side wall 10 and is parallel to or along the surface limited by demarcation strip 22 and from described
It is drawn with continuing on surface.
In the context of the present invention, it should be appreciated that the slope can be more than or less than 10 ° (ten degree), and preferably
The ground slope is different from 0 ° (zero degree).
It is preferably but not limited to this, if we will prolong along the surface limited by bottom panel 20 and from the surface
Surface C C ' is drawn continuously, can determine the maximum angle α on inclined-plane as follows：If we will consider in surface C C ' and the first side wall
The virtual point HH of infall between 10.Virtual point HH is located at the height H1 of the elevation carrection of the first bottom plate 9, the height
H1 can be about three times of the maximum height H2 for the liquid that may exist in the first container 8, the height at its minimum point
H2 is spent also from the elevation carrection of the first bottom plate 9.
It will also be appreciated that the present invention can also be implemented for device 1, described device 1 has the angle for inclined-plane
α, angle [alpha] are any with being selected between the maximum angle determined at about 10 ° and by the virtual surface of crossing point HH ' draftings
Value, such as, but not limited to this：The angle [alpha] can be selected as any value between about 10 ° and about 45 ° (45 degree),
It is highly preferred that the angle [alpha] can be selected as any value between about 10 ° and about 30 ° (30 degree), even more preferably
Ground, the angle [alpha] can select between about 10 ° and about 20 ° (20 degree).
According to another embodiment of the invention, the slope of top panel 19 can have oblique with bottom panel 20
The identical value of rate, or can have different values.
The first container 8 further includes the first liquid extraction apparatus being installed on the first side wall 10, such as valve, pipeline, tap
Deng gathering the liquid on the first bottom plate 9 for discharge and be injected into compressor 4 possibly by by the liquid
Recycle such liquid.
The maximum height H2 of liquid present in the first container 8 is that the first liquid extraction apparatus starts to hold from first
The maximum allowable height of 8 extracting liq of device.
In a preferred embodiment, but not limited to this, the liquid is oil.Such as another liquid of water or other lubricants
Body should not also exclude in addition to the present invention.
In order to separate the second separator and third separator, device 1 further includes demarcation strip 22, in the separation
Filter 17 is installed on plate 22.
Because being equipped with such demarcation strip 22, the first liquid separation space 12a and second liquid separated region are passed through in flowing
The fluid of 12b is not flowing by that cannot reach third separator in the case of at least one cyclone separator 16.Cause
This, it is ensured that minimum requirements of the flowing by the concentration of the liquid in the fluid of third separator.
Preferably, in order to more control flowing by the path of the fluid of entrance 2, circular wall 14a and 14b are corresponding
Extend between first plate 13a or 13b and demarcation strip 22.Therefore, flowing can not directly reach third point by the fluid of entrance 2
It from device, but must be flowed first by access road 18, first fluid channel 15a and second fluid channel 15b, and further
Flowing is by least one cyclone separator 15.
In another preferred embodiment, but not limited to this, fin 21 is mounted on bottom panel 20 and on demarcation strip 22.
In another embodiment, bottom panel 20 is continuous structure, about with the depth LL " from the first container 8
The length DD ' of any value selected between 25% and about the 95% of depth LL ".
According to another embodiment of the invention, bottom panel 20 is the continuous knot along the depth of the first container 8
Structure.In other words, bottom panel 20 can have the length DD' of the depth LL " equal to the first container 8.
In another embodiment in accordance with the invention, bottom panel 20 can be along first fluid channel 15a and second
The continuous structure that at least part of body channel 15b extends.Another possibility is bottom panel 20 along first fluid channel
The length of 15a and second fluid channel 15b extend.
According to another embodiment of the invention, bottom panel 20 can be the shape or described of perforated panel
Bottom panel 20 may include into the perforation at a certain interval, to allow liquid to reach the first bottom plate 9.
In order to which the circle for maintaining to reach the fluid of the first liquid separation space 12a and second liquid separated region 12b is mobile,
First liquid separation space 12a and second liquid separated region 12b is opposing circular.
Therefore, first is realized from entrance 2 along access road 18 and first fluid channel 15a and second fluid channel 15b
Cyclone separator.Fluid continues round movement in the first liquid separation space 12a and second liquid separated region 12b, until
Fluid enters at least one cyclone separator 16.
According to another embodiment of the invention, at least one circular wall 14a or 14b has the first plate 13a or 13b
Exterior contour length at least 50% length.
In a preferred embodiment according to the present invention, each in circular wall 14a and 14b is with corresponding first plate
The length of the length at least 50% of the exterior contour of each in 13a, 13b.
Length by increasing circular wall 14a and 14b makes first fluid channel 15a and second fluid channel 15b longer,
It forces fluid to follow longer path by the first fluid channel 15a and the second fluid channel 15b, and increases
Arrive separately at the amount of the liquid extracted before the first liquid separation space 12a and second liquid separated region 12b.
The length of circular wall 14a and 14b can be made longer.As shown in figure 3, if we to draw axes O O ' and
OO ", the then length of selection circular wall 14a and 14b at any point that can be between OO ' axis and OO " axis.
It is preferably but not limited to this, the length of circular wall 14a and 14b are chosen so as to circular wall 14a and 14b and terminate at void
Near quasi- axes O O'.
Since the length of circular wall 14a and 14b increase, first fluid channel 15a and second fluid channel 15b is passed through in flowing
Fluid will maintain downward and circular movement more long, force such fluid reaching entering at least one cyclone separator 16
More liquid particles are lost before mouthful.In addition, round movement will remain within the first liquid separation space 12a and the second liquid
In the 12b of body separated region, until fluid reaches the entrance of at least one cyclone separator 16.
Experiment is it has been shown that when fluid arrives separately at the first liquid separation space 12a and second liquid separated region 12b
When, being trapped in most of fluid therein will be respectively under the height of first plate 13a, 13b, it means that when with existing dress
Set compared to when, the amount for reaching the liquid particles of at least one cyclone separator 16 is much lower.
According to another embodiment of the invention, circular wall 14a and 14b can have constant height along its length
Degree, the height are limited by each in corresponding first plate 13a, 13b the distance between with demarcation strip 22.
Since the space limited between bottom panel 20 and demarcation strip 22 can be more than by every in first plate 13a, 13b
One space limited with demarcation strip 22, therefore the height of circular wall is limited by the distance between bottom panel 20 and demarcation strip 22
It is fixed so that access road 18 will be limited at least by circular wall 14a and 14b, top panel 19 and bottom panel 20.
Therefore, the height of circular wall 14a and 14b can be constant after the termination of access road 18, and be equal to
Access road 18 has terminated bottom panel 20 and demarcation strip at the position of (and therefore bottom panel 20 is in its minimum point)
The distance between.
According to another embodiment of the invention, each in circular wall 14a and 14b can maintain most narrow spacing
From, height at the minimum point in bottom panel 20 between bottom panel 20 and demarcation strip 22 at a distance from it is equal, and then,
Such height, which will preferably be in height, to be continuously decreased until arriving separately at the height of each in first plate 13a, 13b.
According to another embodiment of the invention, as shown in figure 5, the height of each in circular wall 14a and 14b
It can be continuously decreased from the position that access road 18 has terminated, and every in corresponding first plate 13a, 13b until reaching
One height, or until reaching near the position or the position that virtual axis OO ' is limited on first plate 13a, 13b.
After reaching by near the positions limited virtual axis OO ' or the position, circular wall 14a and 14b are respectively perpendicular to or greatly
Cause is cut perpendicular to the first plate 13a or 13b.For vertically or generally perpendicularly, it should be understood that in circular wall 14a or 14b
End and the angle of shape (90 degree) in 90 ° between corresponding first plate 13a or 13b or the angle of about 90 ° (90 degree).
According to another embodiment of the invention, device 1 further includes second container 24, and the second container 24 includes
Second bottom plate 25 and second sidewall 26, wherein each in first plate 13a, 13b is mounted in second sidewall 26.
Preferably, access road 18 is projected into second container 24, and crosses the second container 24 across centre.
It is highly preferred that access road 18 is not with 24 in direct fluid communication of the second container, the access road 18 is in institute
State the outside of second container 24.
Preferably, each in first plate 13a, 13b includes multiple holes, and each hole is with whirlwind installed therein point
From device 16.The quantity of cyclone separator 16 is selected according to the capacity of device 1, this quantity be selected between 6 and 16 it is any
Quantity.It is highly preferred that each in first plate 13a, 13b includes nine, 12 or 13 holes, each hole has installation
Cyclone separator 16 wherein.
It is highly preferred that filter 17 is mounted on the exit of each in the cyclone separator 16 so that leave rotation
Filter 17 is passed through in the flowing before reaching outlet 5 of the fluid of wind separator 16.
Each in cyclone separator 16 is in the hole of first plate 13a, 13b, wherein in cyclone separator
The liquid of interior extraction drops onto on the second bottom plate 25.
Experiment reaches the liquid of the entrance of cyclone separator 16 with very high it has been shown that by using such construction
Purity, and be present in flowing and be separated and collected at the first bottom by about 95% liquid in the fluid of entrance 2
On plate 9, and reach very high purity at outlet 5, wherein about 98% liquid will be detached from fluid.
In a preferred embodiment according to the present invention, second container 24 includes second liquid extraction element 27.
First liquid extraction apparatus 23 and second liquid extraction element 27 can be selected from the group including forming as follows：It is single
Valve, hose, possibility but tap or the pipeline etc. for being not necessarily connected to suction unit to valve, manually or automatically activated.
It will also be appreciated that the first liquid extraction apparatus 23 can be with 27 class having the same of second liquid extraction element
Type or its can be different.
According to another embodiment of the invention, in first plate 13a, 13b each for example, by but be not limited to
It welds, be bolted or be fixed on the first side wall 10 by using additional fixed mechanism.
According to another embodiment of the invention, each in first plate 13a, 13b is fixed to second sidewall 26
On, and the second sidewall 26 by with it is above-mentioned about by described first plate 13a, 13b be fixed to the first side wall on it is identical
Possible technology is further secured to the first side wall 10.
In a preferred embodiment according to the present invention, channel is formed between second sidewall 26 and the first side wall 10, wherein
From the liquid of fluid extraction drippage, reach the first bottom plate 9.
It can be instilled between fixing device simultaneously it is highly preferred that the fixing device of first plate 13a, 13b is realized so as to liquid
Reach the first bottom plate 9.
According to another embodiment of the invention, second container 24 is fixed to the first bottom plate 9, described to be fixed on first
It is directly realized by between bottom plate 9 and the second bottom plate 25 or the fixation is by using for example in the first bottom plate 9 and the second bottom plate 25
Between cylindrical member (pillars) complete.
The function of the apparatus according to the invention 1 is very simple and as described below.
The entrance 2 of device 1, the stream are conducted through from the fluid of 3 outflow of the compressed gas of liquid-spraying type compressor 4 outlet
Body includes gas and liquid particles.
Access road 18 is passed through by the fluid stream that the entrance 2 enters, two plumes are then split by fin 21, two strands
Each in stream passes through one in first fluid channel 15a or second fluid channel 15b and reaches the first liquid displacement zone
Domain 12a or second liquid separated region 12b.
Fluid is further to the second separator including at least cyclone separator 16, and further at least wrapping
Include the third separator of the filter 17 mounted on the exit of at least one cyclone separator 16.
In fluid flowing after at least one filter 17, passed through outlet towards the guiding of user network 6
4。
Fluid at least is guided to move down along access road 18.
It moves down and is construed as on gravity direction.
Access road 18, first fluid channel 15a and second fluid channel 15b, the first liquid displacement zone are passed through in fluid
It while domain 12a and second liquid separated region 12b, is collected on the first bottom plate 9 from the liquid detached in air-flow, subsequent institute
Liquid is stated to be extracted from the first bottom plate with the help of the first liquid extraction apparatus 23.
Due to the shape of access road 18, the shape of circular wall 14a and 14b and fin 21, downward and circular movement
It is endowed the fluid entered by the entrance 2.
Therefore synergistic effect is produced：Due to moving down, liquid particles are easier under gravity towards bottom
Panel 20 and further towards the first bottom plate 9 drip；And since circle is mobile, liquid particles court under the influence of centrifugal force
It is pushed to the first side wall 10, wherein the liquid particles are attached on the first side wall 10 and further towards the first bottom plate
9 drippages.Such synergistic effect increases the efficiency of liquid separation.
In a preferred embodiment according to the present invention, at least one hole is set on first plate 13a, 13b at it
It is middle that at least one cyclone separator 16 is installed.
Further it is provided that second container 24, the second container 24 includes the second bottom plate 25, second sidewall 26 and the first plate
13a,13b.It will be collected on second bottom plate 25 from the liquid that at least one cyclone separator 16 drips.
Because second container 24 is provided with the second bottom plate 25, in the first liquid separation space 12a and second liquid point
From before the 12b of region and within the liquid collected and in the help of the cyclone separator on described first plate 13a, 13b
The liquid of lower collection is separated.Therefore, it if the risk that the liquid of collection reenters air-flow is not eliminated, minimizes.
In addition, by least 50% guiding of the length of the exterior contour along corresponding first plate 13a, 13b from
The flowing of entrance 2 is maintained more with circular movement downwards by the fluid of first fluid channel 15a and second fluid channel 15b
Long distance.
In order to improve the efficiency of liquid separation, setting demarcation strip 22 is to separate the second separator and third separator
It opens.
In the context of the present invention, it should be appreciated that for from the device for detaching liquid in air-flow and for from air-flow
The method of separation liquid is not limited to liquid-spraying type compressor, and such device and method can also be realized in liquid-spraying type vacuum pump.
If device 101 uses in liquid-spraying type vacuum pump 104, the layout of system makes in liquid-spraying type compressor 4
With very similar when device 1.
Device 101 includes the entrance 102 for the gas vent 103 for being connected to vacuum pump 104.
Only difference is that liquid-spraying type vacuum pump 104 receives gas at its entrance 107 from user network 106, and
The gas flowed out from the outlet of device 101 105 is further discharged to air or external system 108, as shown in Figure 7.
In the context of the present invention, it should be appreciated that without departing from the scope of the invention, can be with any group
It closes and uses different characteristic as defined herein.
The present invention is not limited to as embodiment shown in example description and attached drawing, but not depart from the scope of the present invention
In the case of, it can realize such pneumatic filter 1 with various modifications.
Claims (21)
1. device of the one kind for detaching liquid from the air-flow in liquid-spraying type compressor (4), described device (1) includes the first appearance
Device (8), the first container include that the first bottom plate (9), the first side wall (10) and lid (11), the first side wall include and compression
The entrance (2) that gas vent (3) fluidly connects, the lid includes outlet (5), and described device (1) further includes：
- the first separator, first separator include the first liquid separation space and second liquid separated region (12a,
12b), first liquid separation space and second liquid separated region (12a, 12b) are in fluid communication with the entrance (2)；Its
Described in each in the first liquid separation space and second liquid separated region (12a, 12b) include the first plate (13a,
13b), circular wall (14a, 14b) is installed on first plate, wherein each in the circular wall (14a, 14b)
First fluid channel and second fluid channel (15a, 15b) are formed between the first side wall (10)；
- the second separator, second separator are arranged in first liquid separation space and second liquid Disengagement zone
In each in domain (12a, 12b), the second liquid separator includes at least cyclone separator installed therein
(16)；
Third separator, the third separator includes at least filter (17) installed therein, wherein the filtering
Device (17) is fluidly connected to one in the cyclone separator (16), and the wherein described third separator and the outlet
(5) it is in fluid communication；
Access road (18), the access road are in fluid communication with the entrance (2), and the access road (18) includes fin
(21) formula structure is divided into two strands of air-flows for flowing to be passed through to the gas of the entrance (2)；
It is characterized in that, described device (1) further includes：
The access road (18) includes top panel (19) and bottom panel (20), and the bottom panel, which has, is suitable for installation
An end on to the first side wall (10), the wherein at least described top panel (19) form inclined-plane, and the inclined-plane has
Peak on the first side wall (10) and the minimum point positioned at opposite end.
2. the apparatus according to claim 1, which is characterized in that the fin (21) is adapted to be mounted to the bottom panel
(20) on.
3. the apparatus according to claim 1, which is characterized in that the fin (21) includes abutting at a certain angle together
The first continuous vertical structure and the second continuous vertical structure (21a, 21b).
4. device according to claim 3, which is characterized in that the first continuous vertical structure and the second continuous vertical knot
Structure (21a, 21b) is circular shape.
5. device according to any one of the preceding claims, which is characterized in that the first continuous vertical structure and
Each in two continuous vertical structures (21a, 21b) is parallel to each in the circular wall (14a, 14b).
6. device according to any one of the preceding claims, which is characterized in that the circular wall (14a, 14b) is at one
It is installed on end on the first side wall (10), and is installed on first plate (13a, 13b) on the other end.
7. device according to any one of the preceding claims, which is characterized in that the top panel (19) is in its lower end
The fin (21) is abutted at portion.
8. device according to any one of the preceding claims, which is characterized in that the top panel (19) and the bottom
Portion's panel (20) is parallel to each other.
9. device according to any one of the preceding claims, which is characterized in that described device (1) further includes demarcation strip
(22), the filter (17) is installed on the demarcation strip.
10. device according to claim 9, which is characterized in that the fin (21) is installed to the bottom panel (20)
On the upper and demarcation strip (22).
11. device according to any one of the preceding claims, which is characterized in that the bottom panel (20) is along institute
State the continuous structure of the depth of the first container (8).
12. device according to any one of the preceding claims, which is characterized in that first liquid separation space and
Two liquid separation spaces (12a, 12b) are opposing circulars.
13. device according to any one of the preceding claims, which is characterized in that at least one circular wall (14a, 14b)
Length be corresponding first plate (13a, 13b) exterior contour length at least 50%.
14. device according to any one of the preceding claims, which is characterized in that described device (1) includes second container
(24), the second container includes the second bottom plate (25) and second sidewall (26), wherein first plate (13a, 13b) is installed to
On the second sidewall (26).
15. method of the one kind for detaching liquid from the air-flow in liquid-spraying type compressor (4), the method includes following steps
Suddenly：
The first separator is provided, first separator includes the first liquid separation space and second liquid separated region
(12a, 12b), each in first liquid separation space and second liquid separated region (12a, 12b) includes the first plate
(13a, 13b) is equipped with circular wall (14a, 14b) on first plate, and every in the circular wall (14a, 14b)
First fluid channel and second fluid channel (15a, 15b) are provided between one and the first side wall (10)；
Second point is provided in each in first liquid separation space and second liquid separated region (12a, 12b)
From device, and cyclone separator (16) is provided at least in second separator；
Third separator is provided, the third separator includes at least filter (17), and the filter (17) is arranged to
With a fluid communication in the cyclone separator (16)；
The first container (8) is provided, the first container includes first liquid separation space and second liquid separated region
(12a, 12b), the second separator and the third separator, the first container (8) include the first side wall (10), first
Bottom plate (9) and lid (11), the first side wall includes entrance (2), and the lid includes outlet (5)；
Fin (21) formula structure is provided, it is logical for the fluid stream for coming from the entrance (2) is diverted through the first fluid
Road and second fluid channel (15a, 15b)；
The fluid that first liquid separation space and second liquid separated region (12a, 12b) will be come from is guided by described
Second separator will be collected on first bottom plate (9) from the fluid dripping, and direct flow through
The guiding fluid that takes a step forward of the outlet (5) passes through the third separator；
It is characterized in that, the method is further comprising the steps of：
Offer includes the access road (18) of top panel (19) and bottom panel (20), and guides and enter described in flowing process
The fluid in mouth channel (18) moves down, and is further shunted it into through the first fluid by fin (21)
Two plumes in channel and second fluid channel (15a, 15b).
16. according to the method for claim 15, which is characterized in that the fin (21) is mounted on the bottom panel (20)
On.
17. method according to claim 15 or 16, further include be arranged on first plate (13a, 13b) it is at least one
Hole for installing at least one cyclone separator (16) wherein.
18. the method according to any one of claim 15 to 17 further includes providing second container (24), described second holds
Device includes the second bottom plate (25), second sidewall (26) and first plate (13a, 13b), and will be from least one whirlwind
The liquid of separator (16) drippage is collected on second bottom plate (25).
19. the method according to any one of claim 15 to 18, further include along corresponding first plate (13a,
The fluid that at least 50% guiding of the length of exterior contour 13b) is flowed from the entrance (2) passes through the first fluid
Channel and second fluid channel (15a, 15b).
20. the method according to any one of claim 15 to 19, further include by second separator with
Demarcation strip (22) is arranged between the third separator to separate second separator and the third separator
It opens.
21. device of the one kind for detaching liquid from the air-flow in liquid-spraying type vacuum pump (104), described device (101) include
First bottom plate, the first side wall and lid, the first side wall include being fluidly connected with the outlet of the vacuum pump (104) (103)
Entrance (102), the lid includes outlet (105), and described device (101) further includes：
- the first separator, first separator includes the first liquid separation space and second liquid separated region, described
First liquid separation space and second liquid separated region are in fluid communication with the entrance (102)；Wherein described first liquid point
Include the first plate from each in region and second liquid separated region, circular wall is installed on first plate, wherein
Each in the circular wall forms first fluid channel and second fluid channel between the first side wall；
- the second separator, second separator are arranged in first liquid separation space and second liquid Disengagement zone
In each in domain, second separator includes at least cyclone separator installed therein；
Third separator, the third separator includes at least filter installed therein, wherein the filter stream
Body is connected to one in the cyclone separator, and the wherein described third separator connects with described outlet (105) fluid
It is logical；
Access road, the access road are in fluid communication with the entrance (102), and the access road includes fin structure
For flowing is divided into two strands of air-flows by the gas of the entrance (102)；
It is characterized in that, described device (101) further includes：
The access road includes top panel and bottom panel, and the bottom panel, which has, is adapted to be mounted to first side
An end on wall, the wherein at least described top panel form inclined-plane, and the inclined-plane, which has, to be located on the first side wall
Peak and minimum point positioned at opposite end.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762490830P | 2017-04-27 | 2017-04-27 | |
| US62/490,830 | 2017-04-27 | ||
| BE2017/5477 | 2017-07-04 | ||
| BE2017/5477A BE1025205B1 (en) | 2017-04-27 | 2017-07-04 | Device for separating liquid from a gas stream in a liquid-injected compressor and method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108786341A true CN108786341A (en) | 2018-11-13 |
| CN108786341B CN108786341B (en) | 2021-03-19 |
Family
ID=63919627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810393214.8A Active CN108786341B (en) | 2017-04-27 | 2018-04-27 | Device for separating liquid from gas flow in liquid-injection compressor and method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108786341B (en) |
| WO (1) | WO2018197967A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841160A (en) * | 2019-04-25 | 2020-10-30 | 阿特拉斯·科普柯空气动力股份有限公司 | Separation device and method for separating liquid from gas and compressor installation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1748630A (en) * | 2005-08-19 | 2006-03-22 | 苏州金莱克清洁器具有限公司 | Parallel type dust removing device of vacuum cleaner |
| CN101862165A (en) * | 2009-04-20 | 2010-10-20 | 马吉 | Multistage cyclone separation device of dust collector |
| CN103889584A (en) * | 2012-10-15 | 2014-06-25 | 报国股份有限公司 | Multi-cyclone collector |
| CN204746643U (en) * | 2015-06-25 | 2015-11-11 | 王博 | Rotatory parallelly connected dust collector of double -deck cyclone |
| CN105311905A (en) * | 2014-08-05 | 2016-02-10 | 上海卓旋化工科技有限公司 | Pulse-bag type filter |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3912469A (en) * | 1974-09-11 | 1975-10-14 | Lone Star Steel Co | Apparatus for the removal of contaminants from gas streams |
| US5053126A (en) * | 1990-02-28 | 1991-10-01 | Ingersoll-Rand Company | Apparatus for gas liquid separation |
| CN201441861U (en) * | 2009-02-16 | 2010-04-28 | 山富机械厂有限公司 | Oil mist separator |
| EP3388131B1 (en) * | 2015-04-30 | 2019-11-13 | ATLAS COPCO AIRPOWER, naamloze vennootschap | Device and method for separating liquid from a gas stream coming from a liquid injected vacuum pump or compressor |
-
2018
- 2018-03-20 WO PCT/IB2018/051851 patent/WO2018197967A1/en unknown
- 2018-04-27 CN CN201810393214.8A patent/CN108786341B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1748630A (en) * | 2005-08-19 | 2006-03-22 | 苏州金莱克清洁器具有限公司 | Parallel type dust removing device of vacuum cleaner |
| CN101862165A (en) * | 2009-04-20 | 2010-10-20 | 马吉 | Multistage cyclone separation device of dust collector |
| CN103889584A (en) * | 2012-10-15 | 2014-06-25 | 报国股份有限公司 | Multi-cyclone collector |
| CN105311905A (en) * | 2014-08-05 | 2016-02-10 | 上海卓旋化工科技有限公司 | Pulse-bag type filter |
| CN204746643U (en) * | 2015-06-25 | 2015-11-11 | 王博 | Rotatory parallelly connected dust collector of double -deck cyclone |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841160A (en) * | 2019-04-25 | 2020-10-30 | 阿特拉斯·科普柯空气动力股份有限公司 | Separation device and method for separating liquid from gas and compressor installation |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018197967A1 (en) | 2018-11-01 |
| CN108786341B (en) | 2021-03-19 |
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