CN111921298A - Salt mist filter for offshore wind turbine - Google Patents
Salt mist filter for offshore wind turbine Download PDFInfo
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- CN111921298A CN111921298A CN202010917084.0A CN202010917084A CN111921298A CN 111921298 A CN111921298 A CN 111921298A CN 202010917084 A CN202010917084 A CN 202010917084A CN 111921298 A CN111921298 A CN 111921298A
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- end cover
- filter
- clamp
- joint
- filter element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/54—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms
- B01D46/543—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms using membranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to a salt mist filter for an offshore wind driven generator, which comprises an air inlet joint and an air outlet joint, wherein the air inlet joint is in threaded connection with an air inlet, the air outlet joint is in threaded connection with an air outlet, the air inlet joint is connected with an upper end cover of a filter element, the upper end cover of the filter element is of a hollow structure, one section of the air inlet joint is arranged inside the upper end cover of the filter element, the air inlet joint is in threaded connection with the upper end cover of the filter element, the edge part of the cover surface of the upper end cover of the filter element is in contact connection with a sealing gasket, the sealing gasket is in contact connection with a clamp joint, the outer end surfaces of the upper end cover of the filter element and the clamp joint are both in contact connection with a clamp, the clamp is used for connecting and clamping the upper end cover of the; the invention has the advantages of simple structure, long service life and quick disassembly and replacement.
Description
Technical Field
The invention belongs to the technical field of filters, and particularly relates to a salt mist filter for an offshore wind turbine.
Background
Offshore wind power is an important field of renewable energy development, is one of important directions of global wind power development in recent years, is still in a starting stage at present, is imperfect in policy system, insufficient in construction and operation and maintenance experience, needs to be improved in software and hardware supporting facilities, and is challenged by the development way; the offshore wind turbine is special in offshore environment, has high requirements on the quality of the wind turbine, is generally built in deep sea, is far away from the coast, and has high installation and maintenance cost, so that the offshore wind turbine has higher requirements on the reliability and stability of equipment; the salt spray filter is used for filtering salt spray in offshore air, the cleanliness of air entering the tower drum of the fan is guaranteed, the internal environment of the fan is controlled, the corrosion of salt spray particles to equipment is reduced, the normal operation of a system is guaranteed, a patent number CN201720178847.8 is retrieved, a patent name is a material disclosed by a wet coalescence type salt spray filter applied to an island reef environment, the salt spray filter is described in the material disclosed, the material disclosed can be known by analyzing the material disclosed, a common structure is adopted, the service life is short, the disassembly is inconvenient, and aiming at the defects, the salt spray filter for the offshore wind driven generator is necessary to develop, and the salt spray filter is simple in structure, long in service life, quick in disassembly and replacement.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a salt mist filter for an offshore wind turbine, which has the advantages of simple structure, long service life and quick disassembly and replacement.
The purpose of the invention is realized as follows: a salt fog filter for offshore wind power generation machine, it include with between the air intake threaded connection's air inlet connector and the air outlet between threaded connection's the joint of giving vent to anger, air inlet connector is connected with the filter core upper end cover, the filter core upper end cover is hollow structure, one section setting of air inlet connector is in the inside of filter core upper end cover, and threaded connection between air inlet connector and the filter core upper end cover, the limit contact on the capping of filter core upper end cover is connected with sealed the pad, sealed pad contact connection has the clamp joint, equal contact connection has the clamp on filter core upper end cover and the clamp joint outside terminal surface, just the clamp is used for connecting and chucking filter core upper end cover and clamp joint, fixed inner frame and the outer skeleton of being provided with on the terminal surface of filter core upper end cover, the inner frame sets up the inboard of outer skeleton, be provided with filtration membrane between inner, the filter core lower end cover is fixedly arranged on the other end face of the inner framework and the other end face of the outer framework, the clamp joint is fixedly connected with the shell, a barrel bottom cover is arranged on the other end face of the shell, the air outlet joint is arranged on the barrel bottom cover, and the outer framework is arranged inside the shell.
The clamp formula clamp as an organic whole, the structure of clamp for having the inner groovy is used for placing the outside that filter core upper end cover and clamp connect in the inner groovy.
The structure of inner frame is plum blossom shape structure of punching a hole, the inner frame is the drum structure, and inside cavity, and one end opening, the open end is connected with filter core upper end cover.
The structure of outer skeleton is the drum, and is provided with square punching a hole on the outer skeleton, and inside cavity, and one end opening, the open end is connected with filter core upper end cover.
The filtering membrane is a nanofiber layer, and the diameter of a mesh is 0.5 mu m.
The filter element upper end cover is formed by integrally forming a plate and a convex hollow cylinder, the cross section of the filter element upper end cover along the axis is in an opposite double-L shape, the protrusion is divided into an outer protrusion and an inner protrusion, the inner side face of the outer protrusion is provided with an internal thread connected with the air inlet connector, and the end face of the inner protrusion is fixedly connected with the inner framework and the outer framework.
The clamp includes clamp blind plate and retaining member, clamp blind plate and upper end cover integrated into one piece.
The clamp connector is of a cylindrical structure and is fixedly connected with the shell of which the structural shape is a cylinder, so that the shell with the filtering filter element arranged inside is formed.
The filter core is constituteed to filter core upper end cover, inner frame, filter core membrane and exoskeleton, the shell that is used for wrapping up the filter core is constituteed to filter core upper end cover, sealed pad, clamp joint, casing, barrel bottom, and leaves the distance between the medial surface of exoskeleton and casing, fixed connection between the middle part arch of filter core upper end cover and inner frame and the exoskeleton in the filter core, be connected through sealed pad contact between the limit portion of filter core upper end cover and the clamp joint in the shell of filter core.
The structural shape of sealed pad is ring shape, and is middle to the bellied rectangle of axis direction along the cross sectional shape of axis, bellied position corresponds respectively and is used for placing bellied recess with what set up on filter core upper end cover and the clamp joint.
The invention has the beneficial effects that: the invention has the advantages that the filter element adopts a 0.5 mu m salt fog filter membrane, and the content of chloride ions in the air entering the tower drum and the cabin after filtration is less than or equal to 10mg/L, thereby reducing the corrosivity of the environment and prolonging the service life of the equipment; the salt spray filter has long service life, and the replacement and maintenance cost is reduced; the salt mist filter is used for filtering salt mist particles in air entering a tower drum and an engine room of an offshore wind turbine, controlling the cleanliness of the internal environment, reducing the corrosion of the salt mist particles to equipment, enabling air containing a large amount of chloride ions to enter a filter element from an air inlet joint, enabling the air to be filtered by a salt mist filter membrane, enabling the clean air to be discharged from an air outlet joint and then enter a system, prolonging the service life of the equipment and reducing the maintenance cost; the air inlet joint and the air outlet joint adopt a threaded connection mode, the specifications of the joints are complete, and the joints are conveniently and flexibly connected with equipment; the filter element and the cylinder body are fixedly connected through the integrated clamp, the operation is convenient to detach, replace, maintain and maintain, and other beneficial effects are described in detail in the specific embodiment.
Drawings
FIG. 1 is a front view of a salt spray filter for an offshore wind turbine according to the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a perspective view of fig. 1.
Fig. 4 is a cross-sectional view of fig. 2.
In the figure: 1. an air inlet joint; 2. an upper end cover of the filter element; 3. clamping a hoop; 4. a gasket; 5. a clamp joint; 6. a housing; 7. an inner skeleton; 8. a filtration membrane; 9. an outer skeleton; 10. a filter element lower end cover; 11. a cylinder bottom cover; 12. and an air outlet joint.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein are for the purpose of describing particular embodiments only and are not intended to be limiting of the invention, and terms such as "and/or" as used herein include any and all combinations of one or more of the associated listed items; in addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
As shown in fig. 1-4, a salt mist filter for an offshore wind turbine comprises an air inlet joint 1 in threaded connection with an air inlet and an air outlet joint in threaded connection with an air outlet, wherein the air inlet joint 1 is connected with a filter element upper end cover 2, the filter element upper end cover 2 is of a hollow structure, one section of the air inlet joint 1 is arranged inside the filter element upper end cover 2, the air inlet joint 1 is in threaded connection with the filter element upper end cover 2, a sealing gasket 4 is in contact connection with an edge part on the cover surface of the filter element upper end cover 2, a clamp joint 5 is in contact connection with the sealing gasket 4, clamps 3 are in contact connection with the outer end surfaces of the filter element upper end cover 2 and the clamp joint 5, an inner framework 7 and an outer framework 9 are fixedly arranged on the end surface of the filter element upper end cover 2, inner frame 7 sets up the inboard at outer frame 9, be provided with filtration membrane 8 between inner frame 7 and the outer frame 9, the fixed filter core lower end cover 10 that is provided with on another terminal surface of inner frame 7 and outer frame 9, 5 fixed connection casings 6 of clamp joint, be provided with barrel bottom 11 on another terminal surface of casing 6, be provided with the joint of giving vent to anger on barrel bottom 11, outer frame 9 sets up the inside at casing 6.
In the embodiment, the salt mist filter comprises a shell 6 and a filter element, wherein an air inlet joint 1 is arranged on an upper end cover 2 of the filter element on the shell 6, an air outlet joint is arranged on a barrel bottom cover 11 of the shell 6, the air inlet joint 1 is externally connected with an air inlet, the air outlet joint is externally connected with an air outlet, the upper end cover 2 of the filter element is used for forming a shell and a filter element, when the shell is formed, the upper end cover is clamped with a clamp joint 5 through a clamp 3, and the clamp joint 5 is fixedly connected with a cylindrical; when the filter element is formed, an inner framework 7 and an outer framework 9 are fixedly arranged on a bulge on the upper end cover 2 of the filter element to form a hollow filter element together; the filtering membrane 8 is arranged between the inner framework 7 and the outer framework 9 and used for filtering; the cylinder bottom cover 11 is fixedly connected with the shell 6.
Example 2
3 formula clamps 3 as an organic whole of clamp, 3 structures for having the inner groovy of clamp are used for placing the outside of filter core upper end cover 2 and clamp joint 5 in the inner groovy.
In this embodiment, the clamp 3 is an integrated clamp 3, and the inner side surface of the integrated clamp is provided with an inner groove structure for placing the filter element upper end cover 2 and the clamp connector 5, after the integrated clamp is placed, the clamp 3 is tightened, the filter element upper end cover 2 and the clamp connector 5 can be fixed together, and the tightening of the clamp 3 can be achieved by selecting threads.
Example 3
The structure of inner frame 7 is plum blossom shape structure of punching a hole, inner frame 7 is the drum structure, and inside cavity, and one end opening, the open end is connected with filter core upper end cover 2.
The quincunx punching structure in the embodiment has the function of not influencing the filtering efficiency.
Example 4
The structure of outer skeleton 9 is the drum, and is provided with square punching a hole on outer skeleton 9, and inside cavity, and one end opening, the open end is connected with filter core upper end cover 2.
The square punching structure in this embodiment can guarantee the fastness, does not influence filtration efficiency again.
Example 5
The filtering membrane 8 is a nanofiber layer, and the diameter of meshes is 0.5 mu m.
In the embodiment, the filter element adopts the salt mist filter membrane 8 with the diameter of 0.5 mu m, and the content of chloride ions in air entering the tower drum and the cabin after filtration is less than or equal to 10mg/L, so that the corrosivity of the environment is reduced, and the service life of equipment is prolonged.
Example 6
The filter element upper end cover 2 is formed by integrally forming a plate and a convex hollow cylinder, the cross section of the filter element upper end cover is in an opposite double-L shape along the axis, the convex part is divided into an outer convex part and an inner convex part, the inner side surface of the outer convex part is provided with an internal thread connected with the air inlet joint 1, and the end surface of the inner convex part is fixedly connected with an inner framework 7 and an outer framework 9.
The filter element upper end cover 2 in the embodiment has double functions, and can be used for forming a shell and a filter element.
Example 7
The clamp 3 includes 3 blind plates of clamp and retaining member, 3 blind plates of clamp and upper end cover integrated into one piece.
The structure design of clamp 3 in this embodiment is the structure of 3 blind flanges of clamp and retaining member, and integrated into one piece between 3 blind flanges of clamp and the upper end cover, also be promptly before forming the shell, only need to install clamp joint 5 and can operate the locking operation.
Example 8
The hoop connector 5 is of a cylindrical structure and is fixedly connected with the shell 6 of which the structural shape is a cylinder, so that the shell 6 internally provided with the filtering filter element is formed.
In this embodiment, a part of the band connector 5 is a cylindrical structure and is fixedly connected with the shell 6 of the cylinder, the other part is a circular ring structure, the circular ring structure and the cylindrical structure are vertically arranged and are fixedly connected, and the band 3 is connected with the edge of the circular ring structure.
Example 9
Filter core upper end cover 2, inner frame 7, filter core membrane and outer skeleton 9 constitute the filter core, filter core upper end cover 2, sealed 4, clamp joint 5, casing 6, barrel bottom 11 constitute the shell that is used for wrapping up the filter core, and leave the distance between the medial surface of outer skeleton 9 and casing 6, fixed connection between the middle part arch of filter core upper end cover 2 and inner frame 7 and outer skeleton 9 in the filter core, be connected through sealed 4 contacts of filling up between the limit portion of filter core upper end cover 2 and the clamp joint 5 in the shell of filter core.
Example 10
The structural shape of sealing pad 4 is ring shape, and is middle to the bellied rectangle of axis direction along the cross sectional shape of axis, bellied position corresponds respectively with filter core upper end cover 2 and clamp joint 5 on be used for placing bellied recess.
The present invention is further described in the detailed description, rather than by limitation, and it will be apparent to those skilled in the art that numerous changes in structure may be made without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims.
Claims (10)
1. A salt fog filter for offshore wind power generation machine, it includes with air intake between the air intake threaded connection connect with the air outlet between threaded connection's the joint of giving vent to anger, its characterized in that: the air inlet joint is connected with a filter element upper end cover, the filter element upper end cover is of a hollow structure, one section of the air inlet joint is arranged inside the filter element upper end cover, the air inlet joint is in threaded connection with the filter element upper end cover, the edge part on the cover surface of the filter element upper end cover is in contact connection with a sealing gasket, the sealing gasket is in contact connection with a clamp joint, clamps are in contact connection with the outer end surfaces of the filter element upper end cover and the clamp joint and are used for connecting and clamping the filter element upper end cover and the clamp joint, an inner framework and an outer framework are fixedly arranged on the end surface of the filter element upper end cover, the inner framework is arranged on the inner side of the outer framework, a filter membrane is arranged between the inner framework and the outer framework, a filter element lower end cover is fixedly arranged on the other end surfaces of the inner framework and the outer framework, the clamp joint is, the barrel bottom cover is provided with an air outlet joint, and the outer framework is arranged inside the shell.
2. Salt fog filter for offshore wind turbines according to claim 1, characterized in that: the clamp formula clamp as an organic whole, the structure of clamp for having the inner groovy is used for placing the outside that filter core upper end cover and clamp connect in the inner groovy.
3. Salt fog filter for offshore wind turbines according to claim 1, characterized in that: the structure of inner frame is plum blossom shape structure of punching a hole, the inner frame is the drum structure, and inside cavity, and one end opening, the open end is connected with filter core upper end cover.
4. Salt fog filter for offshore wind turbines according to claim 1, characterized in that: the structure of outer skeleton is the drum, and is provided with square punching a hole on the outer skeleton, and inside cavity, and one end opening, the open end is connected with filter core upper end cover.
5. Salt fog filter for offshore wind turbines according to claim 1, characterized in that: the filtering membrane is a nanofiber layer, and the diameter of a mesh is 0.5 mu m.
6. Salt fog filter for offshore wind turbines according to claim 1, characterized in that: the filter element upper end cover is formed by integrally forming a plate and a convex hollow cylinder, the cross section of the filter element upper end cover along the axis is in an opposite double-L shape, the protrusion is divided into an outer protrusion and an inner protrusion, the inner side face of the outer protrusion is provided with an internal thread connected with the air inlet connector, and the end face of the inner protrusion is fixedly connected with the inner framework and the outer framework.
7. Salt fog filter for offshore wind turbines according to claim 1, characterized in that: the clamp includes clamp blind plate and retaining member, clamp blind plate and upper end cover integrated into one piece.
8. Salt fog filter for offshore wind turbines according to claim 1, characterized in that: the clamp connector is of a cylindrical structure and is fixedly connected with the shell of which the structural shape is a cylinder, so that the shell with the filtering filter element arranged inside is formed.
9. Salt fog filter for offshore wind turbines according to claim 1, characterized in that: the filter core is constituteed to filter core upper end cover, inner frame, filter core membrane and exoskeleton, the shell that is used for wrapping up the filter core is constituteed to filter core upper end cover, sealed pad, clamp joint, casing, barrel bottom, and leaves the distance between the medial surface of exoskeleton and casing, fixed connection between the middle part arch of filter core upper end cover and inner frame and the exoskeleton in the filter core, be connected through sealed pad contact between the limit portion of filter core upper end cover and the clamp joint in the shell of filter core.
10. Salt fog filter for offshore wind turbines according to claim 1, characterized in that: the structural shape of sealed pad is ring shape, and is middle to the bellied rectangle of axis direction along the cross sectional shape of axis, bellied position corresponds respectively and is used for placing bellied recess with what set up on filter core upper end cover and the clamp joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010917084.0A CN111921298A (en) | 2020-09-03 | 2020-09-03 | Salt mist filter for offshore wind turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010917084.0A CN111921298A (en) | 2020-09-03 | 2020-09-03 | Salt mist filter for offshore wind turbine |
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| Publication Number | Publication Date |
|---|---|
| CN111921298A true CN111921298A (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010917084.0A Pending CN111921298A (en) | 2020-09-03 | 2020-09-03 | Salt mist filter for offshore wind turbine |
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| CN (1) | CN111921298A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114344981A (en) * | 2022-01-25 | 2022-04-15 | 佛山市顺德区万皆材料实业有限公司 | Novel filter element for industrial filtering equipment |
-
2020
- 2020-09-03 CN CN202010917084.0A patent/CN111921298A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114344981A (en) * | 2022-01-25 | 2022-04-15 | 佛山市顺德区万皆材料实业有限公司 | Novel filter element for industrial filtering equipment |
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