CN113446169A

CN113446169A - Wind power generation device

Info

Publication number: CN113446169A
Application number: CN202110897881.1A
Authority: CN
Inventors: 付荣方; 蒲南海; 朱玉瑞; 李瑶瑶; 陈文渊; 张兴鹏; 王德林; 董祖恩; 张锐
Original assignee: Tianjin Runhe Green Energy Technology Co ltd; Huaneng Hezhang Wind Power Co ltd
Current assignee: Tianjin Runhe Green Energy Technology Co ltd; Huaneng Hezhang Wind Power Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2021-09-28
Anticipated expiration: 2041-08-05
Also published as: CN113446169B

Abstract

The invention relates to a wind power generation device which comprises an upright post and a shell, wherein a wind power generation unit is installed in the shell and is connected with a paddle, ventilation pipes are respectively arranged at two ends of the bottom of the shell, an exhaust fan is fixed on the bottom wall of the shell and is connected with one ventilation pipe, a filtering mechanism is installed on the upright post to filter wind flow in the ventilation pipes, and the filtering mechanism comprises a lifting mechanism, a support and a conical pipe frame. According to the invention, the two ventilation pipes are arranged at the bottom of the shell, the exhaust fan conveys air into the shell through one ventilation pipe, the air is mixed with hot air in the shell and is exhausted from the other ventilation pipe, the cooling function is realized in the shell, the normal operation of the wind generating set is ensured, meanwhile, the arranged filtering mechanism can filter the air entering the shell in advance, and the dust and moisture in the air are filtered, so that the environment in the shell is ensured, and the wind generating set is prevented from being damaged.

Description

Wind power generation device

Technical Field

The invention relates to the technical field of wind power generation, in particular to a wind power generation device.

Background

Wind energy is a clean renewable energy source, people pay more and more attention to the development and the utilization of the wind energy, the development and the utilization of the wind energy are mainly realized through wind power generation, the wind power generation is a process of converting kinetic energy of wind into electric energy, and the basic principle is that wind power is utilized to drive blades to rotate, and a generator is driven to generate electricity through electromagnetic induction.

But wind power generation's in-process, its generating set can produce very big heat, and the generating efficiency of high temperature meeting greatly reduced generating set breaks down easily moreover, consequently among the prior art, sets up the vent on the wind power generation casing, installs the dust screen in the vent in order to filter the dust, and the dust screen needs the clearance after long-time the use, but current wind power generation set mounted position is very high, leads to the dust screen clearance inconvenient.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a wind power generation device.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a wind power generation device, includes stand, casing, the top at the stand is fixed to the casing, install wind generating set in the casing, wind generating set connects the paddle, the bottom both ends of casing are equipped with the ventilation pipe respectively, the air exhauster is fixed to the diapire of casing, the air exhauster is connected with one of them ventilation pipe, installation filter mechanism filters in order to filter the distinguished and admirable wind of ventilation pipe on the stand, filter mechanism includes elevating system, support, toper pipe support, elevating system install on the stand and with leg joint, the toper pipe support is fixed respectively at the position that the both ends of support and ventilation pipe correspond, fixed filter layer on the toper pipe support, elevating system drive support drives the toper pipe support and can inject in the ventilation pipe.

In any of the above aspects, preferably, the small-diameter end of the conical pipe frame is smaller than the inner diameter of the ventilation pipe, and the large-diameter end of the conical pipe frame is larger than the inner diameter of the ventilation pipe.

In any of the above schemes, preferably, the filter layer includes a dust screen and a filter element, the dust screen is fixed inside the conical pipe frame, the filter element is fixed at the small-diameter end of the conical pipe frame, and when the small-diameter end of the conical pipe frame is inserted into the ventilation pipe, the filter element is located in the ventilation pipe.

It is preferred in any one of the above schemes that elevating system includes first guard box, screw rod, second guard box, first guard box and second guard box are all fixed on the stand, and the second guard box is located the below of first guard box, first guard box internal rotation connecting screw rod, threaded connection lift slider on the screw rod, be equipped with the slide opening on the antetheca of first guard box, the one end of lift slider passes the outside that extends to first guard box and is fixed with the support from the slide opening, installation elevator motor in the second guard box, elevator motor is connected so that it is rotatory with the screw rod.

In any one of the above schemes, preferably, the front wall of the first protection box is slidably connected with two sliding doors, the sliding holes are opened or closed through opening and closing of the two sliding doors, rubber plates are fixed on the side walls of the sliding doors facing the first protection box and the side walls close to the sliding holes, the sliding doors are driven by an air cylinder to slide relative to the first protection box, and the air cylinder is fixed in the first protection box.

Preferably in any one of the above schemes, the cylinder is fixed on the front wall in the first protection box, the telescopic rod end of the cylinder is movably connected with the moving block, a strip-shaped hole is formed in the front wall of the first protection box and corresponds to the moving block, one end of the moving block extends into the strip-shaped hole and is fixed with the sliding door, the other end of the moving block is fixed with a support rod in an L-shaped structure, a first wedge block is fixed at one end of the support rod, and a second wedge block matched with the first wedge block is fixed on the front wall in the first protection box, so that the moving block can move towards the first protection box when the sliding door is closed, and the sliding door compresses the first protection box.

In any of the above schemes, preferably, the opposite side walls of the two sliding doors are respectively provided with a groove so that the lifting slider can pass through the groove between the two closed sliding doors, the top end and the bottom end of the front wall of the first protection box are both provided with sliding grooves, and the top end and the bottom end of each sliding door are inserted into the corresponding sliding grooves so that the sliding doors can slide relative to the first protection box.

In any of the above schemes, preferably, the front wall of the lifting slider is provided with a slot in a U-shaped structure, the support is in an arc-shaped structure, the support can be inserted into the slot, the top end of the lifting slider is in threaded connection with a compression bolt, and the compression bolt extends into the slot to compress the support.

In any of the above schemes, preferably, at least two arc-shaped frames which are arranged up and down are fixed on the side wall of the upright column back to the first protection box, a plurality of solar photovoltaic panels which are arranged at equal intervals are fixed on the arc-shaped frames, a storage battery is fixed in the upright column, and the solar photovoltaic panels are connected with the storage battery to supply power to the lifting motor.

In any of the above schemes, preferably, an air velocity detector is fixed on the inner wall of the ventilation pipe connected with the exhaust fan, the air velocity detector is located above the filter element, and the air velocity detector is connected with the monitoring terminal through an infinite transmission module so as to monitor the air velocity in the ventilation pipe.

Compared with the prior art, the wind power generation device provided by the invention has the following beneficial effects:

1. the bottom of the shell is provided with two ventilation pipes, the exhaust fan conveys air into the shell through one ventilation pipe, the air is mixed with hot air in the shell and is discharged from the other ventilation pipe, the cooling function is realized in the shell, the normal operation of the wind generating set is ensured, and meanwhile, the arranged filtering mechanism can filter the air entering the shell in advance, so that dust and moisture in the air are filtered, the environment in the shell is ensured, and the wind generating set is prevented from being damaged;

2. the filter layer in the filter mechanism can move up and down under the driving of the lifting mechanism, and when the filter layer is cleaned, the conical pipe frame can be moved down to a position where a worker can touch the filter layer, so that the filter layer is convenient to clean, the worker is prevented from climbing to a high place, and the personal safety is ensured;

3. two push-and-pull doors realize opening the slide opening or close the function by the cylinder drive, remove the in-process at the push-and-pull door, through the cooperation of first wedge and second wedge, can compress tightly the antetheca of first protection box when making the push-and-pull door close the slide opening, guarantee the leakproofness of slide opening, avoid in the material such as dust gets into first protection box.

Drawings

FIG. 1 is a schematic view of an overall structure of a preferred embodiment of a wind power generation apparatus according to the present invention;

FIG. 2 is an enlarged view of the connection structure of the conical pipe support and the ventilation pipe in FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a partial enlarged view of B in FIG. 2;

FIG. 5 is a side view of the lifting slide of FIG. 1 coupled to a threaded rod;

figure 6 is a side view of the mobile mass of figure 1 attached to a sliding door;

fig. 7 is a top view of the first wedge block and the second wedge block of fig. 6 in contact.

The figures are labeled as follows: 1. a column; 2. a second protection box; 3. a first protective box; 4. a housing; 5. a paddle; 6. a solar photovoltaic panel; 7. an arc-shaped frame; 8. a slide hole; 9. a sliding door; 10. an exhaust fan; 11. a vent pipe; 12. a support; 13. a lifting slide block; 14. a slot; 15. a wind speed detector; 16. a filter element; 17. a conical pipe frame; 18. a dust screen; 19. a second wedge block; 20. a first wedge block; 21. a strut; 22. a cylinder; 23. a screw; 24. moving the mass.

Detailed Description

In order that the invention may be further understood, the invention will now be described in detail with reference to specific examples.

As shown in fig. 1-7, an embodiment of a wind power generation apparatus provided by the present invention includes a vertical column 1 and a housing 4, where the housing 4 is fixed at the top end of the vertical column 1, a wind power generation unit is installed in the housing 4, the wind power generation unit is connected to a blade 5, the blade 5 is located outside the housing 4 and is connected to an output shaft of the wind power generation unit, ventilation pipes 11 are respectively disposed at two ends of the bottom of the housing 4, an exhaust fan 10 is fixed to the bottom wall of the housing 4, the exhaust fan 10 is connected to one of the ventilation pipes 11, a filtering mechanism is installed on the vertical column 1 to filter wind flow in the ventilation pipes 11, the filtering mechanism includes a lifting mechanism, a support 12, and a tapered pipe frame 17, the lifting mechanism is installed on the vertical column 1 and is connected to the support 12, the tapered pipe frame 17 is respectively fixed at a position where two ends of the support 12 correspond to the ventilation pipes 11, the filter layer is fixed on the conical pipe support 17, and the lifting mechanism driving support 12 drives the conical pipe support 17 to be inserted into the ventilation pipe 11.

Wherein, the bottom end of the inner wall of the ventilation pipe 11 is fixed with a sealing ring, and the small diameter end of the conical pipe support 17 is inserted into the ventilation pipe 11 and extrudes the sealing ring to ensure the sealing between the conical pipe support 17 and the ventilation pipe 11.

Set up two ventilation pipes 11 in the bottom of casing 4, one of them acts as the air intake, another acts as the air outlet, air exhauster 10 is through a ventilation pipe 11 to casing 4 in the air delivery, mix and discharge from another ventilation pipe 11 with the hot-air in casing 4, to having realized the cooling function in the casing 4, guarantee wind generating set's normal operating, the filter mechanism who sets up simultaneously can filter the air that gets into in the casing 4 in advance, dust and moisture in the filtered air, be favorable to guaranteeing the environment in the casing 4, avoid damaging wind generating set.

The filter layer among the filtering mechanism can reciprocate through the elevating system drive, when wasing the filter layer, can move down toper pipe support 17 to the staff and can touch the position, is convenient for wash, avoids the staff to scramble to the eminence, guarantees personal safety.

The diameter of the small-diameter end of the conical pipe frame 17 is smaller than the inner diameter of the ventilation pipe 11, and the diameter of the large-diameter end of the conical pipe frame 17 is larger than the inner diameter of the ventilation pipe 11.

The filter layer includes dust screen 18, filter core 16, dust screen 18 is fixed inside toper pipe support 17, filter core 16 is fixed at the path end of toper pipe support 17, when the path end of toper pipe support 17 injects the ventilation pipe 11 in, filter core 16 is located ventilation pipe 11. The filter element 16 is a dry filter element 16 that is capable of absorbing moisture from the air.

Elevating system includes first guard box 3, screw rod 23, second guard box 2, first guard box 3 and second guard box 2 are all fixed on stand 1, and second guard box 2 is located the below of

first guard box

3, 3 internal rotation connecting screw rods 23 of first guard box, threaded connection lift slider 13 on the screw rod 23, be equipped with slide opening 8 on the antetheca of first guard box 3, the one end of lift slider 13 passes the outside that extends to first guard box 3 and is fixed with support 12 in the slide opening 8, installation elevator motor in the second guard box 2, elevator motor is connected so that it is rotatory with screw rod 23.

Specifically, a slide rail is arranged on the rear wall in the first protection box 3, and the lifting slide block 13 is connected with the slide rail in a sliding manner, so that the lifting slide block 13 can only move up and down along the axis of the screw 23 in the rotation process of the screw 23.

Two push-and-pull doors 9 of sliding connection on the antetheca of first protection box 3, through opening and shutting of two push-and-pull doors 9 in order to open or close slide opening 8, push-and-pull door 9 all fixes the rubber slab towards the lateral wall of first protection box 3 and the lateral wall that is close to slide opening 8, push-and-pull door 9 is driven by cylinder 22 and slides with relative first protection box 3, cylinder 22 is fixed in first protection box 3.

The utility model discloses a push-and-pull door protection device, including cylinder 22, telescopic rod end swing joint movable block 24 on the cylinder 22, the position that corresponds with movable block 24 on the antetheca of first protection box 3 is equipped with the bar hole, the one end of movable block 24 stretches into in the bar hole and is fixed with push-and-pull door 9, the other end of movable block 24 is fixed and is the branch 21 of L type structure, first wedge 20 is fixed to the one end of branch 21, be fixed with on the antetheca in the first protection box 3 with first wedge 20 complex second wedge 19 to when making push-and-pull door 9 close movable block 24 can remove to first protection box 3 and make push-and-pull door 9 compress tightly first protection box 3.

In this embodiment, the cylinder 22 drives the moving block 24 to drive the sliding door 9 to close the sliding hole 8, when moving to the sliding hole 8 to be completely closed, the first wedge block 20 contacts with the second wedge block 19 to continue moving, and the moving block 24 drives the sliding door 9 to move along the direction perpendicular to the front wall of the first protection box 3 under the matched action of the first wedge block 20 and the second wedge block 19, so that the front wall of the first protection box 3 can be compressed when the sliding hole 8 is to be closed, and the sliding hole 8 is better sealed.

Specifically, the swallowtail slider is fixed to the telescopic link end on the cylinder 22, be equipped with on the movable block 24 with swallowtail slider complex forked tail spout, the cooperation through swallowtail slider and forked tail spout makes movable block 24 can follow perpendicularly and cylinder 22 telescopic link axis direction and remove to can drive push-and-pull door 9 and remove in order to compress tightly the antetheca of

first protection box

3, 8 leakproofness in the slide opening is good, avoids in the material such as dust gets into first protection box 3.

Wherein, all fixed rubber pad on the lateral wall of lifting slide 13, when two push-and-pull doors 9 were closed, the recess was laminated with the rubber pad, avoided having the gap between recess and the lifting slide 13 and made in the dust got into first protection box 3, the rubber slab towards first protection box 3 on two push-and-pull doors 9 was in the extrusion state, helped sealing slide 8 like this, avoids the dust to get into in first protection box 3 equally.

Preferably, each sliding door 9 corresponds to two air cylinders 22, and the telescopic rod on each air cylinder 22 is connected with a moving block 24, so that the stability of the sliding door 9 is facilitated.

The opposite side walls of the two sliding doors 9 are respectively provided with a groove, so that the lifting slide block 13 passes through the groove between the two closed sliding doors 9, the top end and the bottom end of the front wall of the first protection box 3 are respectively provided with a sliding groove, and the top end and the bottom end of each sliding door 9 are inserted into the corresponding sliding grooves, so that the sliding doors 9 can slide relative to the first protection box 3.

The front wall of the lifting slider 13 is provided with a slot 14 in a U-shaped structure, the support 12 is in an arc-shaped structure, the support 12 can be inserted into the slot 14, the top end of the lifting slider 13 is in threaded connection with a compression bolt, and the compression bolt extends into the slot 14 to compress the support 12.

In this embodiment, compress tightly the support 12 of inserting in slot 14 through clamp bolt, realize the preliminary fixed of support 12 and elevator slide 13, fixed back, make support 12 shift up through elevating system, guarantee that toper pipe support 17 can be smooth inject in the ventilation pipe 11, if toper pipe support 17 can't inject ventilation pipe 11, unscrew clamp bolt, remove support 12 about again, up to two toper pipe support 17 smooth inject in the ventilation pipe 11 simultaneously, then weld support 12 and elevator slide 13 again, avoid support 12 and elevator slide 13 direct weld back, lead to the unable accurate alignment of toper pipe support 17 and ventilation pipe 11 to arouse to dismantle more complicated problem again because of installation error.

Be fixed with two at least arc framves 7 that are range from top to bottom on the lateral wall back to first guard box 3 on the stand 1, the solar photovoltaic board 6 of a plurality of equidistant range of fixed on arc frame 7, the internal fixation battery of stand 1, solar photovoltaic board 6 is connected in order to supply power to elevator motor with the battery.

Wherein fix wind speed detector 15 on the ventilation pipe 11 inner wall of being connected with air exhauster 10, wind speed detector 15 is located the top of crossing filter core 16, wind speed detector 15 is connected with monitor terminal through unlimited biography module to the wind speed in the ventilation pipe 11 of control, installs the GPS locator in the stand 1, transmits positional information to monitor terminal.

The wind speed detector 15 detects the wind speed in the ventilation pipe 11, the situation that the dust screen 18 and the filter element 16 are blocked can be judged, when the wind speed is smaller than the wind speed range set by the monitoring terminal, the monitoring terminal displays position information for reminding the wind power generation device, and reminds workers to timely clean the dust screen 18 and the filter element 16, so that the influence on the heat dissipation effect inside the shell 4 due to long-time blocking is avoided.

The working principle of the embodiment is as follows: when the dust screen 18 and the filter element 16 need to be cleaned or replaced, the cylinder 22 is started to drive the moving block 24 to drive the sliding doors 9 to move in the direction away from the sliding hole 8, in the moving process, the first wedge-shaped block 20 is separated from the second wedge-shaped block 19 until the two sliding doors 9 are pulled apart to expose the sliding hole 8, the lifting motor is started to drive the screw 23 to rotate, the lifting slider 13 drives the support 12 to move downwards, the lifting slider 13 moves in the sliding hole 8, the conical pipe support 17 moves downwards along with the support 12 until the height can be touched by a worker, after the cleaning or replacement is completed, the lifting motor is restarted to drive the lifting slider 13 to drive the conical pipe support 17 to move upwards until the small-diameter end of the conical pipe support 17 is inserted into the ventilation pipe 11, at the moment, the ventilation pipe 11 and the conical pipe support 17 are in a sealed state, then the cylinder 22 is restarted to reset, so that the sliding holes 8 are sealed by the two sliding doors 9, dust is prevented from entering the first protective box 3.

It will be understood by those skilled in the art that the present invention includes any combination of the summary and detailed description of the invention described above and those illustrated in the accompanying drawings, which is not intended to be limited to the details and which, for the sake of brevity of this description, does not describe every aspect which may be formed by such combination. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a wind power generation device, includes stand, casing, the top at the stand is fixed to the casing, installation wind generating set in the casing, wind generating set connects paddle, its characterized in that: the bottom both ends of casing are equipped with the ventilation pipe respectively, the air exhauster is fixed to the diapire of casing, the air exhauster is connected with one of them ventilation pipe, installation filter mechanism filters in order to filter the distinguished and admirable wind of ventilation pipe on the stand, filter mechanism includes elevating system, support, toper pipe support, elevating system installs on the stand and with leg joint, the toper pipe support is fixed respectively with the position that the ventilation pipe corresponds at the both ends of support, fixed filter layer on the toper pipe support, elevating system drive support drives the toper pipe support and can injects in the ventilation pipe.

2. A wind power plant according to claim 1, characterized in that: the diameter of the small-diameter end of the conical pipe support is smaller than the inner diameter of the ventilation pipe, and the diameter of the large-diameter end of the conical pipe support is larger than the inner diameter of the ventilation pipe.

3. A wind power plant according to claim 1, characterized in that: the filter layer includes the dust screen, crosses the filter core, the dust screen is fixed inside the toper pipe support, cross the small diameter end that the filter core was fixed at the toper pipe support, when the small diameter end of toper pipe support injects in the ventilation pipe, it is located the ventilation pipe to cross the filter core.

4. A wind power plant according to claim 1, characterized in that: elevating system includes first guard box, screw rod, second guard box, first guard box and second guard box are all fixed on the stand, and the second guard box is located the below of first guard box, first guard box internal rotation connecting screw, threaded connection lift slider on the screw rod, be equipped with the slide opening on the antetheca of first guard box, the one end of lift slider passes the outside that extends to first guard box and is fixed with the support from the slide opening, installation elevator motor in the second guard box, elevator motor is connected so that it is rotatory with the screw rod.

5. A wind power plant according to claim 4, wherein: two push-and-pull doors of sliding connection on the antetheca of first protection box, through opening and shutting of two push-and-pull doors in order to open the slide opening or close, the push-and-pull door all fixes the rubber slab towards the lateral wall of first protection box and the lateral wall that is close to the slide opening, the push-and-pull door slides with relative first protection box by the cylinder drive, the cylinder is fixed in first protection box.

6. A wind power plant according to claim 5, wherein: the utility model discloses a sliding door, including cylinder, flexible rod end swing joint movable block on the cylinder, the position that corresponds with the movable block on the antetheca of first protection box is equipped with the bar hole, the one end of movable block stretches into in the bar hole and fixed with the push-and-pull door, the other end of movable block is fixed and is the branch of L type structure, the fixed first wedge of one end of branch, be fixed with on the antetheca in the first protection box with first wedge complex second wedge to the movable block can move to first protection box when making the push-and-pull door close and make the push-and-pull door compress tightly first protection box.

7. A wind power plant according to claim 5, wherein: the two opposite side walls of the two sliding doors are respectively provided with a groove, so that the lifting sliding block passes through the grooves between the two closed sliding doors, the top end and the bottom end of the front wall of the first protection box are respectively provided with a sliding groove, and the top end and the bottom end of each sliding door are inserted into the corresponding sliding grooves, so that the sliding doors can slide relative to the first protection box.

8. A wind power plant according to claim 4, wherein: the front wall of the lifting slide block is provided with a slot in a U-shaped structure, the support is in an arc-shaped structure and can be inserted into the slot, the top end of the lifting slide block is in threaded connection with a compression bolt, and the compression bolt extends into the slot to compress the support.

9. A wind power plant according to claim 1, characterized in that: the solar photovoltaic panel protection device is characterized in that at least two arc-shaped frames which are arranged from top to bottom are fixed on the side wall, back to the first protection box, of the stand column, a plurality of solar photovoltaic panels which are arranged at equal intervals are fixed on the arc-shaped frames, a storage battery is fixed in the stand column, and the solar photovoltaic panels are connected with the storage battery to supply power to the lifting motor.

10. A wind power plant according to claim 1, characterized in that: wherein, a wind speed detector is fixed on the inner wall of the ventilation pipe connected with the exhaust fan and positioned above the filter element, and the wind speed detector is connected with a monitoring terminal through an infinite transmission module so as to monitor the wind speed in the ventilation pipe.