CN115383423A

CN115383423A - Tool for replacing filter element of wind turbine generator

Info

Publication number: CN115383423A
Application number: CN202210986756.2A
Authority: CN
Inventors: 董宸希; 鲁凤斌; 周强; 盖英德; 周健伟; 程施霖; 杨家兴; 李晓东
Original assignee: Huaneng Fuxin Wind Power Generation Co Ltd
Current assignee: Huaneng Fuxin Wind Power Generation Co Ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-11-25
Also published as: NL2033638B1; BE1030286B1; LU103137B1

Abstract

The invention relates to the technical field of replacement of filter elements of wind turbine generators, in particular to a tool for replacing the filter elements of the wind turbine generators, which comprises a replacement platform, wherein a combined clamping seat is assembled in the middle of the top end of the replacement platform, a filter cylinder body is arranged right above the combined clamping seat, an upper positioning device is arranged on one side of the top end of the replacement platform, and a collection cylinder, a funnel, a foldable sleeve, a combined clamping seat, a sealing chuck, a threaded sleeve, a clamping column and a combined flat plate are arranged.

Description

Tool for replacing filter element of wind turbine generator

Technical Field

The invention relates to the technical field of replacement of filter elements of wind turbine generators, in particular to a tool for replacing a filter element of a wind turbine generator.

Background

In recent years, the annual growth rate of the utilization of global renewable energy reaches 25%, the utilization of the renewable energy is dominated by the power industry, the power generation proportion of non-hydraulic renewable energy is doubled, wind power generation is used as renewable energy which is the most mature technology except hydraulic power generation, the installed capacity of the wind power generation accounts for the vast majority of the total installed capacity of the whole renewable energy power generation, the wind power generation unit generally refers to a wind power generation unit, and the wind power generation unit comprises a wind wheel and a generator; the wind wheel comprises blades, a hub, a reinforcing member and the like; it has the functions of wind driven rotation of the blades to generate electricity, rotation of the generator head, etc. The wind power generation power supply comprises a wind power generation unit, a tower frame for supporting the power generation unit, a storage battery charging controller, an inverter, an unloader, a grid-connected controller, a storage battery pack and the like, wherein a wind power generation unit filter element is used for filtering solid particles and colloidal substances in a working medium in a hydraulic system of a wind power hydraulic station, and effectively controlling the pollution degree of the working medium. Can make the system reach and maintain the clean level of expected fluid fast, can prolong the life of fluid, after the filter works for a period in the system, a certain amount of pollution impurity has been intercepted to the oil filter core in the filter, at this moment pressure increase, the flow can reduce gradually, when carrying out quick dismantlement change operation to the wind turbine generator system filter core this moment, can with on the change frock of the wind turbine generator system filter core location in advance of required processing, cooperate the operation to accomplish fast and dismantle the change operation. Present more change frock when using, setting because of its self function simplification, can't realize carrying out quick the collection to the fluid of flowing from straining a section of thick bamboo oil outlet port inside, direct unrestrained fluid of flowing will directly cause certain pollution to changing the mesa, and when straining a section of thick bamboo and adopting the state of erectting and laying to dismantle the change operation, because of receiving the filter core that the phenomenon was emptyd to the side of taking place easily to external force collision, will dismantle the change operation to the filter core smoothly to influence the frock, and before dismantling the filter core, the conventionality needs artificial mode to dismantle the top cap of straining a section of thick bamboo shell top position, whole operation of uncapping is very hard and convenient inadequately.

Disclosure of Invention

The invention aims to provide a tool for replacing a filter element of a wind turbine generator, and aims to solve the problems that the prior art cannot perform auxiliary collection on discharged oil, cannot perform multiple auxiliary limitation on a filter cylinder from different positions, and is too laborious to disassemble a top cover of the filter cylinder in a conventional manual mode.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a frock for wind turbine generator system filter core is changed, includes and changes the platform, the top middle part position equipment of changing the platform has the combination cassette, and the position arrangement has a section of thick bamboo body directly over the combination cassette, the top one side position of changing the platform is provided with positioner, and the top opposite side position rotation of changing the platform installs the second and rotates the base, it is adjacent to be provided with down positioner to strain one side below position of a body, the below position of combination cassette is provided with the combination flat board, and just makes up the flat board directly over the position and be provided with the surge drum, the top position overlap joint of surge drum has sealed chuck, and sealed chuck's bottom middle part position is provided with the threaded sleeve through integrated into one piece, sealed chuck's bottom position is provided with collapsible sleeve, and collapsible telescopic top position is provided with the funnel through integrated into one piece.

Preferably, the upper positioning device comprises a storage groove, the storage groove and the replacement platform are integrally formed, a positioning clamping plate is arranged on one side of the inside of the storage groove, the positioning clamping plate and the replacement platform are fixedly assembled, a side turning plate is rotatably connected to the rear position of the positioning clamping plate, a first clamping ring is mounted at the upper left position of the side turning plate, the first clamping ring and the filter cylinder body are in butt joint, a threaded joint is arranged at one end of the first clamping ring, and the threaded joint and the side turning plate are in spiral connection.

Preferably, lower positioner is including turning to the support, and turns to the support and for the symmetry setting along straining a vertical axis of body, the horizontal end one side position that turns to the support is equipped with the second clamp ring, and turns to the vertical end position equipment of support and have the transmission sleeve, sliding connection between transmission sleeve and the combination cassette, and the middle part position of transmission sleeve alternates and is provided with reciprocal lead screw, rotate between reciprocal lead screw and the combination cassette and be connected, and one side position cup joint of reciprocal lead screw has operated the commentaries on classics handle, the operation commentaries on classics handle is connected through reciprocal lead screw, transmission sleeve and the support transmission that turns to, and turns to sliding connection between support and the combination cassette, the setting is hugged closely to the terminal surface between second clamp ring and the body of straining.

Preferably, the second rotates the top position equipment of base and has vertical frame, and the equal slidable mounting in both sides position of vertical frame has auxiliary bracket, auxiliary bracket's top position equipment has the linking square frame, and links up the bottom middle part position of square frame and be equipped with first hydraulic telescoping rod, first hydraulic telescoping rod's stiff end inlays the inside of locating vertical frame, the position is provided with the device of uncapping directly over linking the square frame, it is a set of to link up the square frame auxiliary bracket's connection constitutes one "U" type structural distribution and sets up, vertical frame rotates the base through the second and changes the platform and rotate the connection.

Preferably, a limiting clamping seat is assembled at the position below one side of the connecting square frame, a second hydraulic telescopic rod is arranged at the position in the middle of the limiting clamping seat in a penetrating mode, a steering sliding plate is arranged at the rear position of the second hydraulic telescopic rod, a third clamping ring is arranged at one side of the steering sliding plate, the third clamping ring and the filter cylinder body are arranged adjacently at the upper position and the lower position, one side end of the steering sliding plate and one side end of the movable end of the second hydraulic telescopic rod are fixed through bolts, and the steering sliding plate is connected with the connecting square frame in a sliding mode.

Preferably, the cover opening device comprises a positioning square frame and a first rotating base, the first rotating base is connected with a connecting square frame in a rotating mode, the positioning square frame and the first rotating base are fixed through bolts, a horizontal support rod penetrates through the positioning square frame, a driving motor is fixed on one side of the top end of the horizontal support rod through bolts, a steering clamping seat is sleeved at the tail end of the output end of the driving motor, a steering clamping sleeve is arranged in the middle of the bottom end of the steering clamping seat through integrated forming, a spiral cover opener is spirally installed in the middle of the bottom end of the steering clamping sleeve, side clamping plates are assembled on two sides of the steering clamping seat, the side clamping plates are distributed and arranged in an L-shaped structure, and the driving motor is connected with the spiral cover opener in a transmission mode through the steering clamping seat.

Preferably, there is a side sliding plate in one side of the inside of the positioning square frame, and the side sliding plate and the horizontal support rod are integrally formed, a guide rod is arranged in the middle of the side sliding plate in an inserting mode, two side ends of the guide rod are fixed to the inner side surface of the positioning square frame in an assembling mode respectively, a spring is sleeved outside one side of the guide rod, and two side ends of the spring are fixedly connected to the inner side surface of the positioning square frame and one side end of the side sliding plate respectively.

Preferably, the funnel and the oil outlet port of the filter cylinder body are adjacently arranged at the upper and lower positions, the interior of the funnel is communicated with the interior of the collecting cylinder through a foldable sleeve, a sealing chuck, a threaded sleeve and the interior of the funnel, the foldable sleeve is distributed and arranged in a cylindrical structure made of silicon rubber, clamping columns are spirally arranged on two sides of the bottom end of the collecting cylinder, and the clamping columns are connected with the combined flat plate in a clamping manner.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the collection cylinder, the funnel, the foldable sleeve, the combined clamping seat, the sealing chuck, the threaded sleeve, the clamping column and the combined flat plate, when the filter cylinder to be processed is fixedly arranged in the middle of the top end of the combined clamping seat, and the position right below the oil outlet of the filter cylinder is right, the funnel can be combined with the collection cylinder, the interior of which is also in a hollow structure, through the foldable sleeve, the sealing chuck and the threaded sleeve, so that a certain auxiliary collection effect is realized on part of oil flowing from the oil outlet of the filter cylinder in the process of removing the filter element of the whole tool, the later recovery treatment operation on the oil is more convenient, and meanwhile, the phenomenon that the table top of the whole tool is polluted due to the fact that the oil is directly spilled and taken out is effectively avoided.

2. According to the filter element, the first clamping ring, the threaded joint, the side turning plate, the containing groove and the positioning clamping plate are arranged, after the side turning plate is manually pulled to turn over for 104 degrees in the anticlockwise direction towards the setting station of the filter cylinder, the first clamping ring can abut against the upper position of the filter cylinder in a clamping mode after synchronous turning action is realized, the purpose of limiting the position of the filter cylinder is achieved, and the stability of the filter element during later-stage disassembly and replacement operations can be effectively improved by pre-limiting the corresponding position of the filter element from the upper position of the filter element.

3. According to the invention, through the combined clamping seat, the operation rotating handle, the reciprocating screw rod, the transmission sleeve, the steering support and the second clamping rings, the group of second clamping rings are carried by the group of transmission sleeves, the group of second clamping rings which are stretched to a certain position in the same direction can utilize the clamping effect of the second clamping rings on the filter cartridge, a certain position limiting effect can be achieved from the lower part of the filter cartridge, and multiple position limitation can be performed on the filter cartridge which is vertically installed by adopting different positioning structures aiming at different positions, so that the positioning effect and the universality of the whole tool can be effectively improved.

4. According to the invention, through the arrangement of the steering clamping sleeve, the side clamping plate, the spiral cover opener, the first hydraulic telescopic rod, the horizontal support rod, the driving motor, the steering clamping seat and the steering clamping sleeve, after the bottom end of the spiral cover opener is quickly covered and supported against a bolt component to be disassembled, when the driving motor after being controlled to start carries the spiral cover opener to realize rotating, the spiral cover opener is respectively matched with the whole tool to quickly disassemble the bolt component through rotating force generated in the rotating process so as to quickly disassemble the sealing cover on the filter cylinder shell, so that the purpose of quickly opening the cover is achieved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of a second clamp ring according to the present invention;

FIG. 5 is a schematic view of a first clamp ring structure according to the present invention;

FIG. 6 is a schematic view of a third clamp ring according to the present invention.

In the figure: 1-replacement platform, 2-combination clamping seat, 3-filter cylinder body, 4-upper positioning device, 401-storage groove, 402-positioning clamping plate, 403-side turning plate, 404-first clamping ring, 405-threaded joint, 5-lower positioning device, 501-steering support, 502-second clamping ring, 503-transmission sleeve, 504-reciprocating screw rod, 505-operation rotating handle, 6-uncovering device, 601-positioning frame, 602-horizontal supporting rod, 603-driving motor, 604-steering clamping seat, 605-steering clamping sleeve, 606-first rotating base, 607-screw uncovering device, 608-side sliding plate, 609-guide rod, 610-spring, 611-first rotating base, 7-combination flat plate, 8-collection cylinder, 9-sealing clamping seat, 10-threaded sleeve, 11-foldable sleeve, 12-funnel, 13-clamping column, 14-second rotating base, 15-vertical frame, 16-auxiliary telescopic rod, 17-first hydraulic telescopic rod, 18-engagement frame, 19-limiting clamping seat, 20-second hydraulic telescopic rod, 21-22-steering clamping ring, and third hydraulic clamping ring.

Detailed Description

Example 1:

referring to fig. 1, fig. 2, fig. 5 and fig. 6, the present invention provides a technical solution:

the utility model provides a frock for wind turbine generator system filter core is changed, including changing platform 1, the top middle part position equipment of changing platform 1 has combination cassette 2, and it has a section of thick bamboo body 3 to make up the position directly over cassette 2, top one side position of changing platform 1 is provided with positioner 4, and the top opposite side position rotation of changing platform 1 installs second rotating base 14, it is adjacent to be provided with down positioner 5 to strain one side below the position of section of thick bamboo body 3, the below position of combination cassette 2 is provided with combination flat board 7, and the position is provided with collecting vessel 8 directly over combination flat board 7, the top position overlap joint of collecting vessel 8 has sealed chuck 9, and the bottom middle part position of sealed chuck 9 is provided with threaded sleeve 10 through integrated into one piece, the bottom position of sealed chuck 9 is provided with collapsible sleeve 11, and the top position of collapsible sleeve 11 is provided with funnel 12 through integrated into one piece.

The upper positioning device 4 comprises a storage groove 401, the storage groove 401 and the replacement platform 1 are integrally formed, a positioning clamping plate 402 is arranged on one side inside the storage groove 401, the positioning clamping plate 402 and the replacement platform 1 are assembled and fixed, a side turning plate 403 is rotatably connected to the rear position of the positioning clamping plate 402, a first clamping ring 404 is arranged at the upper left position of the side turning plate 403, the first clamping ring 404 and the filter cartridge body 3 are arranged in a butting mode, a threaded connector 405 is arranged at one end of the first clamping ring 404, the threaded connector 405 and the side turning plate 403 are in spiral connection, the upper positioning structure can be arranged in a self-overturning and folding mode, and a later-stage operator can conveniently carry out convenient carrying operation on the whole tool; the vertical frame 15 is assembled at the top end of the second rotating base 14, the auxiliary brackets 16 are slidably mounted at the two sides of the vertical frame 15, the connecting square frame 18 is assembled at the top end of the auxiliary bracket 16, the first hydraulic telescopic rod 17 is arranged at the middle position of the bottom end of the connecting square frame 18, the fixed end of the first hydraulic telescopic rod 17 is embedded in the vertical frame 15, the cover opening device 6 is arranged right above the connecting square frame 18, the connecting square frame 18 and the auxiliary brackets 16 are connected to form a U-shaped structure distribution, the vertical frame 15 is rotatably connected with the replacing platform 1 through the second rotating base 14, the second rotating base 14 is rotatably connected with the replacing platform 1 through the second rotating base 14, and the effect of rotating and rotating can be achieved by matching the vertical frame 15 and a lifting mechanism above the vertical frame; a limiting clamping seat 19 is assembled below one side of the joint frame 18, a second hydraulic telescopic rod 20 is inserted into the middle of the limiting clamping seat 19, a steering sliding plate 21 is arranged behind the second hydraulic telescopic rod 20, a third clamping ring 22 is arranged on one side of the steering sliding plate 21, the third clamping ring 22 and the filter cartridge body 3 are arranged in an up-and-down adjacent mode, one side end of the steering sliding plate 21 is fixed to one side end of the movable end of the second hydraulic telescopic rod 20 through a bolt, the steering sliding plate 21 is in sliding connection with the joint frame 18, when the joint frame 18 stretched downwards along with the downward stretching of the first hydraulic telescopic rod 17 is stretched to a proper clamping height position, as shown in fig. 1 and 6, under the auxiliary connection and matching of a front and rear group of limiting clamping seats 19, the front and rear group of second hydraulic telescopic rods 20 after being controlled to be started are pushed to achieve the same-direction stretching and closing through hydraulic pumping action, the group of the front and rear groups of the steering sliding plates 21 can be stretched in the same direction and close to achieve the quick clamping of the upper end part of the filter cartridge, and the whole filter cartridge can be conveniently disassembled and tightly in the later stage; the cover opening device 6 comprises a positioning frame 601 and a first rotating base 611, the first rotating base 611 is rotatably connected with a connecting frame 18, the positioning frame 601 and the first rotating base 611 are fixed through bolts, a horizontal support rod 602 is arranged in the positioning frame 601 in an inserting mode, a driving motor 603 is fixed on one side of the top end of the horizontal support rod 602 through bolts, a steering clamping seat 604 is sleeved at the tail end of the output end of the driving motor 603, a steering clamping sleeve 605 is integrally formed in the middle of the bottom end of the steering clamping seat 604, a spiral cover opener 607 is spirally installed in the middle of the bottom end of the steering clamping sleeve 605, side clamping plates 606 are assembled on two sides of the steering clamping seat 604, the side clamping plates 606 are distributed in an L-shaped structure, the driving motor 603 is in transmission connection with the steering clamping seat 604, the steering clamping sleeve 605 and the spiral cover opener 607, after the assembly operation of the spiral cover opener 607 and the steering clamping sleeve 605 is completed, a group of bolt members can be matched with the side clamping sleeve 606 through the spiral cover opener 607, and the group of bolt members can be connected with the spiral cover opener 606 in a reinforcing mode; when bolt members at different positions at positions needing to be aligned are disassembled, the horizontal strut 602 subjected to manual traction force overcomes the rebound force generated after the spring 610 is deformed through the side sliding plate 608, the horizontal strut carries the uncovering structure arranged at one side end to realize transverse position stretching action, so that the installation position of the uncovering structure is changed, and the whole uncovering structure can realize relative rotary fit by virtue of the rotary fit between the first rotating base 611 and the frame 18, so that the range of the uncovering operation is effectively enlarged; the funnel 12 and strain adjacent setting in upper and lower position between the play oil port of body 3, and collapsible sleeve 11 is passed through to the inside of funnel 12, sealing chuck 9, the inside intercommunication of threaded sleeve 10 and surge drum 8, collapsible sleeve 11 distributes the setting for the tubular structure that silicon rubber material made, the equal spiral mounting in bottom both sides position of surge drum 8 has calorie post 13, and block connection between calorie post 13 and the combination flat board 7, when equipment funnel 12, threaded sleeve 10 of connecting collapsible sleeve 11 and funnel 12 through sealing chuck 9 all the time can regard as a switching component, play cooperation funnel 12 and surge drum 8 and realize the aggregate erection's effect fast.

The working process is as follows: in the invention, the first clamping ring 404 is combined and is assembled with the side turnover plate 403 in advance by screw thread joint 405, and is quickly and fixedly installed at a position above one side of the side turnover plate 403, after a filter cartridge containing a filter element to be processed is quickly arranged at the middle position of the top end of the combined clamping seat 2 by manual traction or mechanical traction, under the auxiliary receiving coordination of the receiving groove 401, the side turnover plate 403 subjected to manual traction force is turned over for 104 degrees in a counterclockwise direction towards a mounting station of the filter cartridge by virtue of the rotation coordination between the side turnover plate 403 and the positioning clamping plate 402, as shown in figure 1, after the first clamping ring 404 which is always connected with the side turnover plate 403 realizes synchronous turning action, the first clamping ring can be abutted against the upper position of the filter cartridge by clamping, the purpose of position limitation from the upper part of the filter cartridge is achieved, and the sealing cover at the top position of the filter cartridge shell is removed in advance, when a filter cartridge to be disassembled is stably arranged on the limiting clamping seat 19 in a manner that the upper end and the lower end are simultaneously limited by the cooperation of a multiple limiting structure, and after the whole tool realizes the clamping effect on the upper half end of the filter cartridge by the front and rear groups of third clamping rings 22 after stretching in the same direction, under the guiding cooperation of the auxiliary bracket 16, the front and rear groups of first hydraulic telescopic rods 17 after being controlled to start simultaneously jack up the connecting frame 18 upwards, can be matched with the whole tool to lift up and draw out a filter core originally embedded in the filter cartridge shell, and then under the rotating cooperation between the second rotating base 14 and the replacing platform 1, the vertical frame 15 is driven to carry the connecting frame 18 to realize the upwards rotation and align the inside of the containing bag, and then the filter core separated from the third clamping rings 22 with the clamping effect can downwards draw along with the first hydraulic telescopic rods 17, the filter cartridge fast falls into the storage bag for storage, the disassembly operation of the filter cartridge is fast completed by matching with the whole tool, the replacement operation of the filter cartridge can be completed after a later-stage operator manually clamps a new filter cartridge into the filter cartridge shell, and the cover is fast closed by the cover opening mechanism and the detection operation of the closure tightness is completed by the detection tool, the cover opening device which is matched with the shape and the size of a bolt component arranged outside the filter cartridge to be disassembled is combined before the disassembly operation of the sealing cover, the cover opening device is fixedly arranged at the middle position of the bottom end of the steering clamping sleeve 605 in a freely-detachable mode in advance, and the position is reinforced and limited by the co-extrusion of a left group of long screws and a right group of long screws of a connecting side clamping plate 606, when the sealing cover at the top position of the filter cartridge shell needs to be disassembled in advance, and the screw cover opening device 607 realizes the synchronous downward stretching action along with the downward drawing action of the first hydraulic telescopic rod 17, after the bottom end of the screw cap opener 607 is quickly covered and abutted against the bolt member to be disassembled, under the connection and cooperation of the horizontal support rod 602, when the screw cap opener 607 is carried by the drive motor 603 after controlled start through the steering clamping seat 604 and the steering clamping sleeve 605 to realize the rotation and rotation, the screw cap opener 607 abutted against the bolt member in advance respectively cooperates with the whole tool through the screw force generated in the rotation process to quickly disassemble the sealing cover on the filter cartridge shell to achieve the purpose of quick cover opening, the combined collecting cartridge 8 is mounted in advance at the lower middle position of the combined clamping seat 2 through the clamping connection between a group of clamping columns 13 and the combined flat plate 7, when the filter cartridge to be processed is fixedly mounted at the middle part of the top end of the combined clamping seat 2 and is positioned at the position right below the oil outlet of the filter cartridge, as shown in fig. 2, the funnel 12 subjected to the manual traction force has a reserved crease on the foldable sleeve 11 made of silicon rubber, so that longitudinal stretching operation is realized, the funnel 12 covers the oil outlet of the filter cylinder in a half way, and under the matching of mutual communication, the funnel 12 combines the collecting cylinder 8 with a hollow structure inside through the foldable sleeve 11, the sealing chuck 9 and the threaded sleeve 10, so that a certain auxiliary collecting effect is realized on part of oil flowing from the oil outlet of the filter cylinder in the process of dismantling the filter element of the whole tool.

Example 2:

referring to fig. 1, fig. 3 and fig. 4, the present invention provides a technical solution:

the lower positioning device 5 comprises a steering support 501, the steering support 501 is symmetrically arranged along the vertical central axis of the filter cartridge body 3 by a symmetry axis, a second clamping ring 502 is arranged at one side of the horizontal end of the steering support 501, a transmission sleeve 503 is assembled at the vertical end of the steering support 501, the transmission sleeve 503 is slidably connected with the combined clamping seat 2, a reciprocating screw rod 504 is arranged at the middle position of the transmission sleeve 503 in an inserting manner, the reciprocating screw rod 504 is rotatably connected with the combined clamping seat 2, an operation rotating handle 505 is sleeved at one side position of the reciprocating screw rod 504, the operation rotating handle 505 is in transmission connection with the steering support 503 through the reciprocating screw rod 504, the steering support 501 is slidably connected with the combined clamping seat 2, the end face between the second clamping ring 502 and the filter cartridge body 3 is tightly attached, and the steering support 501 plays a role in matching with the quick connection structure of the second clamping ring 502.

The working process is as follows: in embodiment 2, the same parts as those in embodiment 1 are not described again, except that after the upper position of the filter cartridge is limited, under the auxiliary connection and cooperation of the combination cassette 2, the left-side operation rotating handle 505 or the right-side operation rotating handle 505 subjected to the manual traction force carries a set of reciprocating screw rods 504 to realize the rotation, and at the same time, a set of transmission sleeves 503 subjected to the transmission force carries a set of second clamping rings 502 through the steering brackets 501, and under the arrangement that the end surfaces are attached to the end surfaces, the set of second clamping rings 502 stretched in the same direction to a certain position can utilize the clamping effect of the second clamping rings on the filter cartridge, and can play a certain position limiting effect from the lower part of the filter cartridge.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. It should be noted that there are no specific structures but a few objective structures due to the limited character expressions, and that those skilled in the art may make various improvements, decorations or changes without departing from the principle of the invention or may combine the above technical features in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. The utility model provides a frock for wind turbine generator system filter core is changed, includes change platform (1), its characterized in that: the filter cartridge is characterized in that a combined clamping seat (2) is assembled at the middle position of the top end of the replacing platform (1), a filter cartridge body (3) is arranged right above the combined clamping seat (2), a positioning device (4) is arranged at one side of the top end of the replacing platform (1), a second rotating base (14) is installed at the other side of the top end of the replacing platform (1) in a rotating mode, a lower positioning device (5) is adjacently arranged at the lower position of one side of the filter cartridge body (3), a combined flat plate (7) is arranged below the combined clamping seat (2), a collecting barrel (8) is arranged right above the combined flat plate (7), a sealing chuck (9) is lapped at the top end position of the collecting barrel (8), a threaded sleeve (10) is arranged at the middle position of the bottom end of the sealing chuck (9) through integral forming, a foldable sleeve (11) is arranged at the bottom end position of the sealing chuck (9), and a funnel (12) is arranged at the top end position of the foldable sleeve (11) through integral forming.

2. The tool for replacing the filter element of the wind turbine generator according to claim 1, wherein the tool comprises: go up positioner (4) including accomodating recess (401), and accomodate integrated into one piece setting between recess (401) and the change platform (1), the inside one side of accomodating recess (401) is provided with location cardboard (402), and fixes a position cardboard (402) and change and assemble fixedly between platform (1), the rear position of location cardboard (402) rotates and is connected with side and turns over board (403), and turns on one's side the upper left side position of board (403) and install first clamp ring (404), and first clamp ring (404) and strain a setting of butt between the cartridge body (3), the one end position of first clamp ring (404) is equipped with screwed joint (405), and screwed joint (405) and turn on one's side spiral connection between board (403).

3. The tool for replacing the filter element of the wind turbine generator according to claim 1, wherein the tool comprises: the lower positioning device (5) comprises a steering support (501), the steering support (501) is symmetrically arranged along the vertical central axis of the filter cylinder body (3) along the axis, a second clamping ring (502) is arranged on one side of the horizontal end of the steering support (501), a transmission sleeve (503) is assembled on the vertical end of the steering support (501), the transmission sleeve (503) is connected with the combined clamping seat (2) in a sliding mode, a reciprocating lead screw (504) is arranged in the middle of the transmission sleeve (503) in a penetrating mode, the reciprocating lead screw (504) is connected with the combined clamping seat (2) in a rotating mode, an operation rotating handle (505) is sleeved on one side of the reciprocating lead screw (504), the operation rotating handle (505) is connected with the steering support (501) in a transmission mode through the reciprocating lead screw (504), the transmission sleeve (503), the steering support (501) is connected with the combined clamping seat (2) in a sliding mode, and the end face of the second clamping ring (502) and the filter cylinder body (3) is tightly attached to the end face.

4. The tool for replacing the filter element of the wind turbine generator set according to claim 1, wherein the tool comprises: the second rotates the top position equipment of base (14) has vertical frame (15), and the equal slidable mounting in both sides position of vertical frame (15) has auxiliary bracket (16), the top position equipment of auxiliary bracket (16) links up square frame (18), and links up the bottom middle part position of square frame (18) and be equipped with first hydraulic telescoping rod (17), the stiff end of first hydraulic telescoping rod (17) inlays the inside of locating vertical frame (15), it is provided with uncapping device (6) to link up the position directly over square frame (18), link up square frame (18) and a set of the connection of auxiliary bracket (16) constitutes one "U" type structural distribution and sets up, vertical frame (15) rotate base (14) and change platform (1) through the second and rotate the connection.

5. The tool for replacing the filter element of the wind turbine generator set according to claim 4, wherein the tool comprises: the filter cartridge is characterized in that a limiting clamping seat (19) is assembled below one side of the connecting square frame (18), a second hydraulic telescopic rod (20) is arranged in the middle of the limiting clamping seat (19) in a penetrating mode, a steering sliding plate (21) is arranged behind the second hydraulic telescopic rod (20), a third clamping ring (22) is arranged on one side of the steering sliding plate (21), the third clamping ring (22) and the filter cartridge body (3) are arranged adjacently in the vertical direction, one side end of the steering sliding plate (21) is fixed with one side end of the movable end of the second hydraulic telescopic rod (20) through bolts, and the steering sliding plate (21) is connected with the connecting square frame (18) in a sliding mode.

6. The tool for replacing the filter element of the wind turbine generator set according to claim 4, wherein the tool comprises: the cover opening device (6) comprises a positioning square frame (601) and a first rotating base (611), the first rotating base (611) is rotatably connected with a connecting square frame (18), the positioning square frame (601) and the first rotating base (611) are fixed through bolts, a horizontal support rod (602) penetrates through the positioning square frame (601), a driving motor (603) is fixed on one side of the top end of the horizontal support rod (602) through bolts, a steering clamping seat (604) is sleeved at the tail end of the output end of the driving motor (603), a steering clamping sleeve (605) is arranged in the middle of the bottom end of the steering clamping seat (604) through integral forming, a spiral cover opener (607) is spirally arranged in the middle of the bottom end of the steering clamping sleeve (605), side clamping plates (606) are assembled on two sides of the steering clamping seat (604), the shape of the side clamping plates (606) is distributed in an L-shaped structure, and the driving motor (603) is in transmission connection with the spiral cover opener (607) through the steering clamping sleeve (604), the steering clamping sleeve (605).

7. The tool for replacing the filter element of the wind turbine generator set according to claim 6, wherein the tool comprises: the utility model discloses a positioning frame, including location square frame (601), side slide plate (608) and horizontal vaulting pole (602), the inside one side position slidable mounting of location square frame (601) has side slide plate (608), and integrated into one piece sets up between side slide plate (608) and horizontal vaulting pole (602), the middle part position of side slide plate (608) alternates and is provided with guide arm (609), and the both sides end of guide arm (609) is fixed with the medial surface equipment of location square frame (601) respectively, spring (610) has been cup jointed to the outside of one side of guide arm (609), and fixed connection between the both sides end of spring (610) respectively with the medial surface of location square frame (601), a lateral end of side slide plate (608).

8. The tool for replacing the filter element of the wind turbine generator set according to claim 1, wherein the tool comprises: funnel (12) and strain the adjacent setting in upper and lower position between the oil outlet port of a body (3) of straining, and the inside of funnel (12) is put through each other through the inside of collapsible sleeve (11), sealed chuck (9), threaded sleeve (10) and collecting vessel (8), the tubular structure that collapsible sleeve (11) were made for the silicon rubber material distributes and sets up, the equal spiral of bottom both sides position of collecting vessel (8) is installed and is blocked post (13), and blocks the block connection between post (13) and combination flat board (7).