CN115090050B - Intermittent dredging and cleaning mechanism for wind turbine radiating fin filter screen - Google Patents

Intermittent dredging and cleaning mechanism for wind turbine radiating fin filter screen Download PDF

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Publication number
CN115090050B
CN115090050B CN202210803909.5A CN202210803909A CN115090050B CN 115090050 B CN115090050 B CN 115090050B CN 202210803909 A CN202210803909 A CN 202210803909A CN 115090050 B CN115090050 B CN 115090050B
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China
Prior art keywords
piece
heat exchange
rod
bristle
filter screen
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Application number
CN202210803909.5A
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Chinese (zh)
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CN115090050A (en
Inventor
王晓磊
谢云明
王福晶
王俊杰
吕建波
刘乃硕
张文文
于波
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Huaneng Changyi Wind Power Co ltd
Huaneng Shandong Power Generation Co Ltd
Original Assignee
Huaneng Changyi Wind Power Co ltd
Huaneng Shandong Power Generation Co Ltd
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Priority to CN202210803909.5A priority Critical patent/CN115090050B/en
Publication of CN115090050A publication Critical patent/CN115090050A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66Regeneration of the filtering material or filter elements inside the filter
    • B01D46/68Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
    • B01D46/681Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D80/00Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/50Maintenance or repair
    • F03D80/55Cleaning
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D80/00Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/60Cooling or heating of wind motors
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)

Abstract

The application discloses an intermittent dredging and cleaning mechanism for a cooling fin filter screen of a wind turbine generator, which comprises a heat exchange channel, a cleaning mechanism and a cleaning mechanism, wherein a heat exchange port is formed in the heat exchange channel, and the filter screen is arranged on the heat exchange port; the cleaning assembly comprises a transmission piece, a transverse cleaning piece and a vertical cleaning piece, wherein the transmission piece is arranged at the upper end and the lower end of the heat exchange opening, the transverse cleaning piece is arranged outside the heat exchange opening in a sliding mode, the transmission piece is connected with the transverse cleaning piece and drives the transverse cleaning piece to reciprocate, the vertical cleaning piece is movably connected with the transverse cleaning piece, the vertical cleaning piece and the transverse cleaning piece are mutually perpendicular, and the transmission piece drives the vertical cleaning piece to reciprocate. According to the application, the transmission part works to drive the transverse cleaning part to transversely reciprocate to clean impurities on the filter screen, and meanwhile, the transmission part works to drive the vertical cleaning part to vertically reciprocate to clean impurities on the filter screen, and the vertical cleaning part and the transverse cleaning part are mutually perpendicular, so that the impurities on the filter screen can be cleaned more thoroughly by the reciprocating motion of the vertical cleaning part and the transverse cleaning part.

Description

Intermittent dredging and cleaning mechanism for wind turbine radiating fin filter screen
Technical Field
The application relates to the technical field of filter screen cleaning, in particular to an intermittent dredging and cleaning mechanism for a wind turbine radiating fin filter screen.
Background
In the use of fan, if the air that gets into the cabin does not add the filter screen and filters, very easily cause the heat exchanger core to block up, core ventilation volume decline, heat exchange efficiency reduces. However, after the cooling fin filter screen of the unit is used for a long time, two conditions are caused by that operation and maintenance staff do not clean impurities on the cooling fin filter screen in time. Firstly, the adsorbed impurities can cause the blockage of a filter screen structure, and the heat dissipation of a unit is affected. Secondly, the impurities cannot be cleaned effectively to cause blockage, so that the normal operation of the unit cannot be influenced.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application.
In order to solve the technical problems, the application provides the following technical scheme: the intermittent dredging and cleaning mechanism for the wind turbine radiating fin filter screen comprises a heat exchange channel, a heat exchange opening and a filter screen, wherein the heat exchange channel is provided with a heat exchange opening; the cleaning assembly comprises a transmission piece, a transverse cleaning piece and a vertical cleaning piece, wherein the transmission piece is arranged at the upper end and the lower end of the heat exchange opening, the transverse cleaning piece is arranged outside the heat exchange opening in a sliding mode, the transmission piece is connected with the transverse cleaning piece and drives the transverse cleaning piece to reciprocate, the vertical cleaning piece is movably connected with the transverse cleaning piece, the vertical cleaning piece and the transverse cleaning piece are mutually perpendicular, and the transmission piece drives the vertical cleaning piece to reciprocate.
As a preferable scheme of the intermittent dredging and cleaning mechanism of the wind turbine radiating fin filter screen, the application comprises the following steps: the transmission piece comprises a driving piece and a connecting piece, and the driving piece is connected with the transverse cleaning piece through the connecting piece to drive the transverse cleaning piece to reciprocate.
As a preferable scheme of the intermittent dredging and cleaning mechanism of the wind turbine radiating fin filter screen, the application comprises the following steps: the driving piece comprises a driving motor, a first rotating rod, a transmission belt and a second rotating rod, wherein the driving motor is fixedly installed on one side of the upper portion of the heat exchange port, the output end of the driving motor is connected with the first rotating rod, one end, far away from the driving motor, of the first rotating rod is connected with the second rotating rod through the transmission belt, and the second rotating rod is located on the lower portion of the heat exchange port.
As a preferable scheme of the intermittent dredging and cleaning mechanism of the wind turbine radiating fin filter screen, the application comprises the following steps: the connecting piece is provided with a first worm section on the first rotating rod, a second worm section on the second rotating rod, and the connecting piece comprises a first worm wheel rotatably installed at the upper end of the heat exchange port and a second worm wheel at the lower end of the heat exchange port, wherein the first worm wheel is meshed with the first worm section, and the second worm wheel is meshed with the second worm section.
As a preferable scheme of the intermittent dredging and cleaning mechanism of the wind turbine radiating fin filter screen, the application comprises the following steps: the cleaning device comprises a first worm wheel, a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a transverse cleaning piece, a cleaning device and a cleaning device.
As a preferable scheme of the intermittent dredging and cleaning mechanism of the wind turbine radiating fin filter screen, the application comprises the following steps: the transverse cleaning piece comprises a first bristle rod hinged with the second connecting rod and a second bristle rod hinged with the fourth connecting rod, and the first bristle rod and the second bristle rod are close to the filter screen.
As a preferable scheme of the intermittent dredging and cleaning mechanism of the wind turbine radiating fin filter screen, the application comprises the following steps: the upper end and the lower end of the heat exchange port are provided with limiting rods, movable grooves are formed in the limiting rods, the first bristle rods are slidably mounted in the movable grooves through first limiting blocks at the two ends, and the second bristle rods are slidably mounted in the movable grooves through second limiting blocks at the two ends.
As a preferable scheme of the intermittent dredging and cleaning mechanism of the wind turbine radiating fin filter screen, the application comprises the following steps: the first brush hair pole is kept away from the back of filter screen has seted up first spout, has first sliding block through first spring coupling in the first spout, the second brush hair pole is kept away from in the back of filter screen has seted up the second spout of second spout, has the second sliding block through the second spring coupling, is connected with between first sliding block and the second sliding block vertical cleaning piece.
As a preferable scheme of the intermittent dredging and cleaning mechanism of the wind turbine radiating fin filter screen, the application comprises the following steps: the vertical cleaning piece comprises a vertical bristle rod, a third chute and a fourth chute are arranged at two ends of the vertical bristle rod, one end of the first sliding block, which is far away from the first bristle rod, is slidably mounted in the third chute, and one end of the second sliding block, which is far away from the second bristle rod, is slidably mounted in the fourth chute.
As a preferable scheme of the intermittent dredging and cleaning mechanism of the wind turbine radiating fin filter screen, the application comprises the following steps: the vertical cleaning piece is provided with two groups, and the vertical bristle rod, the second connecting rod and the fourth connecting rod are all in the same plane.
The application has the beneficial effects that: according to the application, the transmission part works to drive the transverse cleaning part to transversely reciprocate to clean impurities on the filter screen, and meanwhile, the transmission part works to drive the vertical cleaning part to vertically reciprocate to clean impurities on the filter screen, and the vertical cleaning part and the transverse cleaning part are mutually perpendicular, so that the impurities on the filter screen can be cleaned more thoroughly by the reciprocating motion of the vertical cleaning part and the transverse cleaning part.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is a schematic diagram of the overall structure of the present application.
Fig. 2 is a schematic diagram of a transmission member structure according to the present application.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 a.
Fig. 4 is an enlarged schematic view of the structure B in fig. 2.
FIG. 5 is a schematic view of a cleaning assembly according to the present application.
Fig. 6 is a schematic view of a lateral cleaner-vertical cleaner connection structure.
FIG. 7 is a schematic view of the cleaning assembly in operation.
Description of the embodiments
In order that the above-recited objects, features and advantages of the present application will become more readily apparent, a more particular description of the application will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present application is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the application. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Examples
Referring to fig. 1 to 7, in a first embodiment of the present application, an intermittent dredging and cleaning mechanism for a cooling fin filter screen of a wind turbine generator is provided, which includes a heat exchange channel 100 and a cleaning component 200, the heat exchange channel 100 is provided with a heat exchange port 101, the heat exchange port 101 is provided with a filter screen 102, external air enters a fan cabin through the heat exchange port 101 of the heat exchange channel 100, the filter screen 102 provided on the heat exchange port 101 is used for filtering air, and dust impurities in the air are prevented from entering the fan cabin, so that a heat exchanger core is blocked; the cleaning component 200 is arranged on the outer side of the heat exchange channel 100 and is used for cleaning impurities on the filter screen 102 arranged on the heat exchange port 101, the filter screen 102 is prevented from being blocked in structure, heat dissipation of a unit is affected, the cleaning component 200 comprises a transmission piece 201, a transverse cleaning piece 202 and a vertical cleaning piece 203, the transmission piece 201 is arranged at the upper end and the lower end of the heat exchange port 101, the transverse cleaning piece 202 is arranged on the outer side of the heat exchange port 101 in a sliding mode, the transmission piece 201 is connected with the transverse cleaning piece 202 and drives the transverse cleaning piece 202 to reciprocate, the vertical cleaning piece 203 is movably connected with the transverse cleaning piece 202 and is mutually perpendicular, the transmission piece 201 simultaneously drives the vertical cleaning piece 203 to reciprocate, and therefore impurities on the filter screen 102 can be cleaned through the vertical reciprocating motion of the vertical cleaning piece 203 and the transverse cleaning piece 202.
Further, the transmission member 201 includes a driving member 201a and a connecting member 201b, the driving member 201a is connected with the transverse cleaning member 202 through the connecting member 201b to drive the transverse cleaning member 202 to reciprocate, and the driving member 201a works to drive the connecting member 201b to do circular motion, so as to drive the transverse cleaning member 202 to reciprocate transversely to clean impurities on the filter screen 102.
The driving piece 201a comprises a driving motor 201a-1, a first rotating rod 201a-2, a transmission belt 201a-3 and a second rotating rod 201a-4, wherein the driving motor 201a-1 is fixedly arranged on one side of the upper portion of the heat exchange port 101, the output end of the driving motor 201a-1 is connected with the first rotating rod 201a-2, one end, far away from the driving motor 201a-1, of the first rotating rod 201a-2 is connected with the second rotating rod 201a-4 through the transmission belt 201a-3, and the second rotating rod 201a-4 is located on the lower portion of the heat exchange port 101.
The driving motor 201a-1 operates to drive the first rotating rod 201a-2 connected to the output end thereof and located at the upper portion of the heat exchange port 101 to rotate, the first rotating rod 201a-2 rotates to drive the driving belt 201a-3 to rotate, and the driving belt 201a-3 rotates to drive the second rotating rod 201a-4 located at the lower portion of the heat exchange port 101 to rotate.
The first rotating rod 201a-2 is provided with a first worm section 201a-5, the second rotating rod 201a-4 is provided with a second worm section 201a-6, the connecting piece 201b comprises a first worm wheel 201b-1 rotatably arranged at the upper end of the heat exchange port 101 and a second worm wheel 201b-2 rotatably arranged at the lower end of the heat exchange port, the first worm wheel 201b-1 is meshed with the first worm section 201a-5, and the second worm wheel 201b-2 is meshed with the second worm section 201 a-6.
The first rotating rod 201a-2 rotates to drive the first worm section 201a-5 arranged on the first rotating rod to rotate simultaneously, the first worm section 201a-5 rotates to drive the first worm wheel 201b-1 engaged with the upper end of the heat exchange port 101 to rotate, the second rotating rod 201a-4 rotates to drive the second worm section 201a-6 arranged on the second rotating rod to rotate simultaneously, and the second worm section 201a-6 rotates to drive the second worm wheel 201b-2 engaged with the lower end of the heat exchange port 101 to rotate.
The first worm wheel 201b-1 is connected with a first connecting rod 201b-3, one end of the first connecting rod 201b-3 far away from the first worm wheel 201b-1 is hinged with a second connecting rod 201b-4, the second worm wheel 201b-2 is connected with a third connecting rod 201b-5, one end of the third connecting rod 201b-5 far away from the second worm wheel 201b-2 is hinged with a fourth connecting rod 201b-6, and both the second connecting rod 201b-4 and the fourth connecting rod 201b-6 are connected with the transverse cleaning piece 202. The lateral cleaning member 202 includes a first bristle bar 202a hinged to the second link 201b-4 and a second bristle bar 202b hinged to the fourth link 201b-6, the first bristle bar 202a and the second bristle bar 202b being proximate to the screen 102.
The upper end and the lower end of the heat exchange port 101 are provided with limiting rods 103, the limiting rods 103 are provided with movable grooves 104, first bristle bars 202a are slidably arranged in the movable grooves 104 through first limiting blocks 202a-1 at the two ends, and second bristle bars 202b are slidably arranged in the movable grooves 104 through second limiting blocks 202b-1 at the two ends.
The first worm wheel 201b-1 rotates to drive the first connecting rod 201b-3 connected with the first worm wheel to do circular motion, the first connecting rod 201b-3 moves to drive the second connecting rod 201b-4 hinged with the first connecting rod, one end of the second connecting rod 201b-4 far away from the first connecting rod 201b-3 is connected with a first bristle rod 202a, the first bristle rod 202a is slidably arranged in a movable groove 104 arranged in the limiting rod 103 through a first limiting block 202a-1, so that the first bristle rod 202a can only do transverse displacement along the movable groove 104, when the first connecting rod 201b-3 rotates to move towards the direction approaching to the first bristle rod 202a, the first connecting rod 201b-3 moves to drive the second connecting rod 201b-4 to move, and the second connecting rod 201b-4 moves to push the first bristle rod 202a connected with the second connecting rod to move towards the outer side of the filter screen 102; when the first link 201b-3 rotates to move away from the first bristle bar 202a, the first link 201b-3 moves to drive the second link 201b-4 to move, the second link 201b-4 moves to pull the first bristle bar 202a connected with the second link to move towards the inner side of the filter screen 102, and the first worm wheel 201b-1 rotates one circle to drive the first link 201b-3 to rotate one circle, so that the first bristle bar 202a makes one-time reciprocating motion to clean impurities on the filter screen 102.
The second worm wheel 201b-2 rotates to drive the third connecting rod 201b-5 connected with the second worm wheel to do circular motion, the third connecting rod 201b-5 moves to drive the fourth connecting rod 201b-6 hinged with the third connecting rod 201b-5 to move, one end of the fourth connecting rod 201b-6 far away from the third connecting rod 201b-5 is connected with a second bristle bar 202b, the second bristle bar 202b is slidably arranged in a movable groove 104 arranged in the limiting rod 103 through a second limiting block 202b-1, so that the second bristle bar 202b can only do transverse displacement along the movable groove 104, and when the third connecting rod 201b-5 rotates to move towards the direction close to the second bristle bar 202b, the third connecting rod 201b-5 moves to drive the fourth connecting rod 201b-6 to move, and the fourth connecting rod 201b-6 moves to push the second bristle bar 202b connected with the fourth connecting rod to move towards the outer side of the filter screen 102; when the third connecting rod 201b-5 rotates to move in a direction away from the second bristle bar 202b, the third connecting rod 201b-5 moves to drive the fourth connecting rod 201b-6 to move, the fourth connecting rod 201b-6 moves to pull the second bristle bar 202b connected with the fourth connecting rod to move towards the inner side of the filter screen 102, and the second worm wheel 201b-2 rotates for one circle to drive the third connecting rod 201b-5 to rotate for one circle, so that the second bristle bar 202b makes one-time reciprocating motion to clean impurities on the filter screen 102.
Further, a first sliding groove 202a-2 is formed in the back surface of the first bristle bar 202a far away from the filter screen 102, a first sliding block 202a-4 is slidably connected in the first sliding groove 202a-2 through a first spring 202a-3, a second sliding groove 202b-2 is formed in the back surface of the second bristle bar 202b far away from the filter screen 102, a second sliding block 202b-4 is slidably connected in the second sliding groove 202b-2 through a second spring 202b-3, and a vertical cleaning piece 203 is connected between the first sliding block 202a-4 and the second sliding block 202 b-4.
The vertical cleaning member 203 is slidably mounted between the first bristle bar 202a and the second bristle bar 202b through the first slider 202a-4 and the second slider 202b-4, and is supported by the first spring 202a-3 and the second spring 202 b-3.
The vertical cleaning member 203 comprises a vertical bristle bar 203a, a third sliding groove 203b and a fourth sliding groove 203c are arranged at two ends of the vertical bristle bar 203a, one end, far away from the first bristle bar 202a, of a first sliding block 202a-4 is slidably mounted in the third sliding groove 203b, and one end, far away from the second bristle bar 202b, of a second sliding block 202b-4 is slidably mounted in the fourth sliding groove 203 c. The vertical bristle bar 203a is in the same plane as the second 201b-4 and fourth 201b-6 links.
The vertical cleaning piece 203 is provided with two groups, which are respectively positioned at the upper half part and the lower half part of the first bristle bar 202a and the second bristle bar 202b, the vertical bristle bar 203a is connected with the first bristle bar 202a and the second bristle bar 202b through a first sliding block 202a-4 and a second sliding block 202b-4, the vertical bristle bar 203a is mutually perpendicular to the first bristle bar 202a and the second bristle bar 202b, a first sliding groove 202a-2 is formed in the back surface of the first bristle bar 202a, a second sliding groove 202b-2 is formed in the back surface of the second bristle bar 202b, a third sliding groove 203b and a fourth sliding groove 203c are arranged at two ends of the vertical bristle bar 203a, the first sliding block 202a-4 is positioned in the first sliding groove 202a-2 and the third sliding groove 203b, and the second sliding block 202b-4 is positioned in the second sliding groove 202b-2 and the fourth sliding groove 203 c. The vertical bristle bar 203a is in the same plane with the second connecting rod 201b-4 and the fourth connecting rod 201b-6, so that when the second connecting rod 201b-4 makes a circumference, the vertical bristle bar 203a is contacted with the vertical bristle bar 203a positioned at the upper half parts of the first bristle bar 202a and the second bristle bar 202b, thereby pushing the vertical bristle bar 203a to move downwards along the first sliding groove 202a-2 and the second sliding groove 202b-2, the first spring 202a-3 and the second spring 202b-3 connected with the upper half part of the vertical bristle bar 203a are stressed and stretched, and when the second connecting rod 201b-4 disappears after the contact between the vertical bristle bar 203a and the first spring 202a-3 and the second spring 202b-3, the vertical bristle bar 203a is restored; when the fourth link 201b-6 is in the circumferential process, the fourth link contacts with the vertical bristle bars 203a positioned at the lower half parts of the first bristle bars 202a and the second bristle bars 202b, so that the vertical bristle bars 203a are pushed to move upwards along the first sliding groove 202a-2 and the second sliding groove 202b-2, the first springs 202a-3 and the second springs 202b-3 connected with the upper half part of the vertical bristle bars 203a are stressed and stretched, and when the contact between the second link 201b-4 and the vertical bristle bars 203a is lost, the vertical bristle bars 203a are restored under the action of gravity.
The driving motor 201a-1 works to drive the first rotating rod 201a-2 and the first worm section 201a-5 arranged on the first rotating rod to rotate simultaneously, drive the second rotating rod 201a-4 to rotate and drive the second worm section 201a-6 arranged on the second rotating rod to rotate simultaneously, the first worm section 201a-5 rotates to drive the first worm wheel 201b-1 to rotate, the first worm wheel 201b-1 rotates to drive the first connecting rod 201b-3 connected with the first worm wheel 201b-1 to do circular motion, so that the first bristle rod 202a is driven to do transverse motion under the action of the second connecting rod 201b-4 to clean impurities on the filter screen 102, and the first connecting rod 201b-3 contacts the vertical bristle rod 203a in the same plane with the first connecting rod while doing circular motion, so as to push the vertical bristle rod 203a to move downwards and vertically clean the impurities on the filter screen 102; the second worm section 201a-6 drives the second worm wheel 201b-2 to rotate, the second worm wheel 201b-2 rotates to drive the third connecting rod 201b-5 connected with the second worm wheel 201b-2 to do circular motion, so that the second bristle bar 202b is driven to do transverse motion under the action of the fourth connecting rod 201b-6 to clean impurities on the filter screen 102, and the fourth connecting rod 201b-6 is contacted with the vertical bristle bar 203a in the same plane with the second bristle bar while doing circular motion, so that the vertical bristle bar 203a is pushed to move upwards, and impurities on the filter screen 102 are cleaned vertically. The first worm wheel 201b-1 rotates for a circle to drive the first bristle bar 202a to do one-time reciprocating motion to transversely clean impurities on the filter screen 102, and meanwhile, the vertical bristle bar 203a positioned at the upper half part does one-time reciprocating motion to vertically clean impurities on the filter screen 102; the second worm wheel 201b-2 rotates for a circle to drive the second bristle bar 202b to do a reciprocating motion to clean impurities on the filter screen 102 transversely, and meanwhile, the vertical bristle bar 203a positioned at the lower half part does a reciprocating motion to clean impurities on the filter screen 102 vertically, so that impurities adsorbed on the filter screen 102 are removed efficiently.
It should be noted that the above embodiments are only for illustrating the technical solution of the present application and not for limiting the same, and although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present application may be modified or substituted without departing from the spirit and scope of the technical solution of the present application, which is intended to be covered in the scope of the claims of the present application.

Claims (1)

1. An intermittent dredging and cleaning mechanism for a wind turbine radiator filter screen is characterized in that: comprising the steps of (a) a step of,
the heat exchange channel (100) is provided with a heat exchange port (101), and a filter screen (102) is arranged on the heat exchange port (101);
the cleaning assembly (200) comprises a transmission piece (201), a transverse cleaning piece (202) and a vertical cleaning piece (203), wherein the transmission piece (201) is arranged at the upper end and the lower end of the heat exchange port (101), the transverse cleaning piece (202) is arranged at the outer side of the heat exchange port (101) in a sliding mode, the transmission piece (201) is connected with the transverse cleaning piece (202) and drives the transverse cleaning piece (202) to reciprocate, the vertical cleaning piece (203) is movably connected with the transverse cleaning piece (202) and is perpendicular to the transverse cleaning piece (202), and the transmission piece (201) drives the vertical cleaning piece (203) to reciprocate;
the transmission piece (201) comprises a driving piece (201 a) and a connecting piece (201 b), and the driving piece (201 a) is connected with the transverse cleaning piece (202) through the connecting piece (201 b) to drive the transverse cleaning piece (202) to reciprocate;
the driving piece (201 a) comprises a driving motor (201 a-1), a first rotating rod (201 a-2), a transmission belt (201 a-3) and a second rotating rod (201 a-4), wherein the driving motor (201 a-1) is fixedly arranged on one side of the upper part of the heat exchange port (101), the output end of the driving motor (201 a-1) is connected with the first rotating rod (201 a-2), one end, far away from the driving motor (201 a-1), of the first rotating rod (201 a-2) is connected with the second rotating rod (201 a-4) through the transmission belt (201 a-3), and the second rotating rod (201 a-4) is positioned on the lower part of the heat exchange port (101);
the first rotating rod (201 a-2) is provided with a first worm section (201 a-5), the second rotating rod (201 a-4) is provided with a second worm section (201 a-6), the connecting piece (201 b) comprises a first worm wheel (201 b-1) rotatably arranged at the upper end of the heat exchange port (101) and a second worm wheel (201 b-2) rotatably arranged at the lower end of the heat exchange port, the first worm wheel (201 b-1) is meshed with the first worm section (201 a-5), and the second worm wheel (201 b-2) is meshed with the second worm section (201 a-6);
the first worm wheel (201 b-1) is connected with a first connecting rod (201 b-3), one end, far away from the first worm wheel (201 b-1), of the first connecting rod (201 b-3) is hinged with a second connecting rod (201 b-4), the second worm wheel (201 b-2) is connected with a third connecting rod (201 b-5), one end, far away from the second worm wheel (201 b-2), of the third connecting rod (201 b-5) is hinged with a fourth connecting rod (201 b-6), and both the second connecting rod (201 b-4) and the fourth connecting rod (201 b-6) are connected with the transverse cleaning piece (202);
the transverse cleaning piece (202) comprises a first bristle bar (202 a) hinged with the second connecting rod (201 b-4) and a second bristle bar (202 b) hinged with the fourth connecting rod (201 b-6), and the first bristle bar (202 a) and the second bristle bar (202 b) are close to the filter screen (102);
the heat exchange device is characterized in that limit rods (103) are arranged at the upper end and the lower end of the heat exchange port (101), a movable groove (104) is formed in the limit rods (103), a first bristle rod (202 a) is slidably arranged in the movable groove (104) through first limit blocks (202 a-1) at the two ends, and a second bristle rod (202 b) is slidably arranged in the movable groove (104) through second limit blocks (202 b-1) at the two ends;
a first sliding groove (202 a-2) is formed in the back surface, far away from the filter screen (102), of the first bristle rod (202 a), a first sliding block (202 a-4) is connected in the first sliding groove (202 a-2) in a sliding mode through a first spring (202 a-3), a second sliding groove (202 b-2) is formed in the back surface, far away from the filter screen (102), of the second bristle rod (202 b), a second sliding block (202 b-4) is connected in the second sliding groove (202 b-2) in a sliding mode through a second spring (202 b-3), and a vertical cleaning piece (203) is connected between the first sliding block (202 a-4) and the second sliding block (202 b-4);
the vertical cleaning piece (203) comprises a vertical bristle rod (203 a), a third sliding groove (203 b) and a fourth sliding groove (203 c) are formed in two ends of the vertical bristle rod (203 a), one end, far away from the first bristle rod (202 a), of the first sliding block (202 a-4) is slidably mounted in the third sliding groove (203 b), and one end, far away from the second bristle rod (202 b), of the second sliding block (202 b-4) is slidably mounted in the fourth sliding groove (203 c);
the vertical cleaning piece (203) is provided with two groups, and the vertical bristle rod (203 a) is in the same plane with the second connecting rod (201 b-4) and the fourth connecting rod (201 b-6).
CN202210803909.5A 2022-07-07 2022-07-07 Intermittent dredging and cleaning mechanism for wind turbine radiating fin filter screen Active CN115090050B (en)

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