CN113530402A - Automatic cover plate device and fan tower cylinder - Google Patents

Automatic cover plate device and fan tower cylinder Download PDF

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Publication number
CN113530402A
CN113530402A CN202110883996.5A CN202110883996A CN113530402A CN 113530402 A CN113530402 A CN 113530402A CN 202110883996 A CN202110883996 A CN 202110883996A CN 113530402 A CN113530402 A CN 113530402A
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CN
China
Prior art keywords
cover plate
tower
controller
driving assembly
automatic
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Granted
Application number
CN202110883996.5A
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Chinese (zh)
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CN113530402B (en
Inventor
张资函
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Ficont Industry Beijing Co Ltd
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Ficont Industry Beijing Co Ltd
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Priority to CN202110883996.5A priority Critical patent/CN113530402B/en
Publication of CN113530402A publication Critical patent/CN113530402A/en
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Publication of CN113530402B publication Critical patent/CN113530402B/en
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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/40—Safety devices, e.g. detection of obstructions or end positions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • E05Y2999/00—
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/728—Onshore wind turbines

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention discloses an automatic cover plate device and a fan tower cylinder, wherein the fan tower cylinder is provided with a tower and a ladder, and the tower is provided with a passage port for the ladder to pass through; the automatic cover plate device comprises a cover plate, a driving assembly and a controller, wherein the cover plate is covered on the channel opening, and the cover plate is arranged in an arch shape; the driving component is in driving connection with the cover plate; the controller is electrically connected with the driving assembly and is used for controlling the driving assembly to drive the cover plate to be switched between an opening state and a closing state; in the opening state, the cover plate opens the passage port of the tower; in the closed state, the cover plate covers the access opening of the tower. The invention improves the cover plate structure of the fan tower cylinder, when an inspector detects the function of the cover plate, the inspector can automatically contract and open the cover plate by triggering the sensor through the vehicle body, and sends out an alarm signal when the cover plate has a problem to prompt the inspector, thereby reducing the time of the inspector, improving the working efficiency and the accuracy of an inspection result, and reducing the potential safety hazard of a product.

Description

Automatic cover plate device and fan tower cylinder
Technical Field
The invention relates to the technical field of fan tower barrels, in particular to an automatic cover plate device and a fan tower barrel.
Background
Wind power generation refers to converting kinetic energy of wind into electric energy. The devices required for wind power generation are called wind generating sets. The wind generating set can be divided into three parts of a wind wheel, a generator and a tower. The tower is the framework that supports the wind turbine and generator. It is generally built relatively high in order to obtain a large and uniform wind power, yet with sufficient strength. Be provided with the tower at the upper portion of the inner chamber of a tower section of thick bamboo, be provided with equipment such as generating set on the tower, at the maintenance in-process of installation and later stage, relevant personnel need follow the inside wind turbine generator system that climbs to the top of a tower section of thick bamboo wall of a tower section of thick bamboo, consequently set up the entry that can supply the staff to pass on the tower, for safety consideration, it has the apron to articulate at the entrance.
The tower barrel lifter is a special lifter which is arranged in the tower barrel of the fan, conveys workers, tools and materials to an upper platform or a cabin and can be stopped at any position in the tower barrel at any time for overhauling and maintaining work.
In the prior art, when the tower drum lifter lifts a worker to the position below the tower platform, the machine needs to be stopped to open the cover plate, and the tower drum lifter is continuously started to ascend after the cover plate is opened, so that the working efficiency is greatly influenced; and in the lifting process, workers, the vehicle body and the like are easy to knock against the cover plate, and the safety performance of the cover plate is poor.
Disclosure of Invention
The invention mainly aims to provide an automatic cover plate device and a fan tower barrel, and aims to improve the safety of the automatic cover plate device while realizing the function of automatically opening and closing a cover plate.
In order to achieve the above object, the present invention provides an automatic cover plate device, including:
the cover plate is used for covering a channel opening of a tower table of the fan tower, and is arranged in an arch shape;
the driving assembly is in driving connection with the cover plate; and
the controller is electrically connected with the driving assembly and is used for controlling the driving assembly to drive the cover plate to be switched between an opening state and a closing state.
Optionally, the automatic cover plate device further comprises a storage box, the storage box is arranged at the passage, the driving assembly is mounted in the storage box, and the cover plate is partially arranged in the storage box.
Optionally, the apron is including four sections expansion plates that arrange in proper order, be equipped with the slide rail in the receiver and with two sliders of slide rail sliding connection, two the one end of slider with be located two expansion plates in the middle of the entrance are connected respectively, two the other end of slider pass through drive mechanism with drive assembly connects, is located both sides the expansion plate installation is fixed in the receiver and/or on the entrance lateral wall of tower.
Optionally, a gap is formed between one side of the two expansion plates located in the middle of the passage opening, which faces away from the sliding block, and the side wall of the passage opening of the tower.
Optionally, a limiting block is arranged on the sliding rail and used for abutting against the sliding block when the cover plate is in the open state so as to limit the sliding block to move continuously.
Optionally, a first limit switch and a second limit switch which are electrically connected with the controller respectively are arranged in the storage box;
when the cover plate is switched from the closed state to the open state, the cover plate collides with the first limit switch and triggers a stop signal to the controller, and the controller controls the driving assembly to stop working;
in the process that the cover plate is switched from the opening state to the closing state, the cover plate collides with the second limit switch and triggers a stop signal to the controller, and the controller controls the driving assembly to stop working.
Optionally, the automatic cover device further comprises:
the sensor assembly comprises an inductor and a receiver, the inductor is used for being installed on the ladder, the receiver is arranged in the storage box and is electrically connected with the inductor, and the receiver is electrically connected with the controller;
the sensor is used for sensing the car body and/or the human body and sending a door opening signal to the controller through the receiver;
the controller is further configured to control the driving assembly to drive the cover plate to switch from the closed state to the open state according to the door opening signal, so as to open the passage port of the tower.
Optionally, the automatic cover plate device further comprises an alarm, and the alarm is mounted in the storage box or on the ladder and electrically connected with the controller;
the controller is also used for controlling the alarm to trigger an alarm signal according to the door opening signal and the shutdown signal.
Optionally, the alarm is a buzzer or a speaker.
In order to achieve the above object, the present invention further provides a wind turbine tower, including the automatic cover plate device as described above, where the wind turbine tower has a tower and a ladder, the tower is provided with a passage opening for the ladder to pass through, and the automatic cover plate device includes:
the cover plate is used for covering a channel opening of a tower table of the fan tower, and is arranged in an arch shape;
the driving assembly is in driving connection with the cover plate; and
the controller is electrically connected with the driving assembly and is used for controlling the driving assembly to drive the cover plate to be switched between an opening state and a closing state.
According to the technical scheme, the automatic cover plate device comprises a cover plate, a driving assembly and a controller, wherein the cover plate is used for covering a channel opening of a tower platform of the fan tower, and is arranged in an arch shape; the driving component is in driving connection with the cover plate; the controller is electrically connected with the driving assembly and is used for controlling the driving assembly to drive the cover plate to be switched between the opening state and the closing state. When the cover plate is in an open state, the cover plate opens a passage port of the tower; when the cover plate is in a closed state, the cover plate covers the access opening of the tower. So, realized the automatic function of opening and closing the apron, and then promoted staff's work efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a front view of one embodiment of an automatic lid assembly of the present invention;
FIG. 2 is a schematic structural diagram of an automatic cover device according to an embodiment of the present invention;
FIG. 3 is a left side view of an embodiment of the automatic lid assembly of the present invention;
FIG. 4 is a cross-sectional view of one embodiment of the automatic lid assembly of the present invention;
FIG. 5 is a top view of a cover plate of an embodiment of the automatic cover plate apparatus of the present invention.
The reference numbers illustrate:
10. a cover plate; 20. a drive assembly; 30. a controller; 40. a storage box; 50. a transmission mechanism; 200. a ladder; 100. a tower; 100a, a passage port; 11. a retractable plate; 61. an inductor; 62. a receiver.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B" including either scheme A, or scheme B, or a scheme in which both A and B are satisfied. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Wind power generation refers to converting kinetic energy of wind into electric energy. The devices required for wind power generation are called wind generating sets. The wind generating set can be divided into three parts of a wind wheel, a generator and a tower. The tower is the framework that supports the wind turbine and generator. It is generally built relatively high in order to obtain a large and uniform wind power, yet with sufficient strength. Be provided with the tower at the upper portion of the inner chamber of a tower section of thick bamboo, be provided with equipment such as generating set on the tower, at the maintenance in-process of installation and later stage, relevant personnel need follow the inside wind turbine generator system that climbs to the top of a tower section of thick bamboo wall of a tower section of thick bamboo, consequently set up the entry that can supply the staff to pass on the tower, for safety consideration, it has the apron to articulate at the entrance.
The tower barrel lifter is a special lifter which is arranged in the tower barrel of the fan, conveys workers, tools and materials to an upper platform or a cabin and can be stopped at any position in the tower barrel at any time for overhauling and maintaining work.
In some exemplary technologies, when the tower crane lifts workers to the position below the tower, the machine needs to be stopped to manually open the cover plate, and the tower crane continues to be started to ascend after the cover plate is opened, which greatly affects the working efficiency; and in the lifting process, workers, the vehicle body and the like are easy to knock against the cover plate, and the safety performance of the cover plate is poor.
In order to improve the safety of the automatic cover plate device while realizing the function of automatically opening and closing the cover plate, the invention provides the automatic cover plate device which is suitable for a fan tower cylinder and the like, and the device is not limited in the position.
Referring to fig. 1 to 4, in an embodiment of the present invention, the automatic cover plate apparatus is applied to a wind turbine tower having a tower 100 and a ladder 200, wherein the tower 100 is provided with an access opening 100a for the ladder 200 to pass through; the automatic cover plate device comprises a cover plate 10, a driving assembly 20 and a controller 30, wherein the cover plate 10 is covered on a channel opening 100a, and the cover plate 10 is arranged in an arch shape; the driving assembly 20 is in driving connection with the cover plate 10; the controller 30 is electrically connected with the driving assembly 20 for controlling the driving assembly 20 to drive the cover plate 10 to switch between the open state and the closed state; when the cover 10 is in the open state, the cover 10 opens the passage port 100a of the tower 100; when the cover 10 is in the closed state, the cover 10 covers the access opening 100a of the tower 100.
In the present embodiment, the cover plate 10 may be a single member integrally molded, or may be an assembly of a plurality of members. The material of the cover plate 10 may be plastic or metal, and is not limited in this respect.
In some embodiments of the present invention, referring to fig. 2-5, the cover plate 10 may be provided in a dome shape. In one embodiment, as shown in fig. 2 and 3, the whole cover plate 10 may be similar to an arch bridge; in another embodiment, as shown in fig. 4 and 5, the cover plate 10 may be composed of a plurality of flap-shaped sub-cover plates, which can be extended and retracted by the driving assembly 20 to open or close the passage opening 100a, and in the closed state, the plurality of flap-shaped sub-cover plates may be converged toward the center to form a hemispherical shape or an arc-shaped arch shape. Here, the specific configuration of the cover plate 10 is not limited.
The driving assembly 20 may be a motor or a cylinder, etc., without limitation.
The controller 30 may be a single chip, a DSP, an FPGA, or the like, but is not limited thereto.
It can be understood that, according to the present invention, the cover plate 10 of the automatic cover plate apparatus is covered on the passage opening 100a, the driving assembly 20 is in driving connection with the cover plate 10, and the controller 30 is electrically connected to the driving assembly 20 for controlling the driving assembly 20 to drive the cover plate 10 to telescopically switch between the open state and the closed state, when the cover plate 10 is in the open state, the cover plate 10 opens the passage opening 100a of the tower 100, and when the cover plate 10 is in the closed state, the cover plate 10 covers the passage opening 100a of the tower 100, so as to implement the function of automatically opening and closing the cover plate 10, and further improve the working efficiency of the worker. Meanwhile, the cover plate 10 is arranged in an arch shape, so that the bottom of the cover plate is provided with a certain safe avoiding space, people and articles on the vehicle body can be prevented from being collided by the cover plate 10 in the ascending process, and the safety of the automatic cover plate device is improved.
Referring to fig. 2 and 4, in an embodiment, the automatic cover plate apparatus may further include a receiving case 40, the receiving case 40 is disposed at the passage opening 100a, the driving unit 20 is mounted in the receiving case 40, and the cover plate 10 is partially disposed in the receiving case 40. In this way, the installation of the cover plate 10 and the driving assembly 20 can be facilitated, so that the whole device is tidier, and the size of the automatic cover plate device can be reduced.
The receiving box 40 can be attached to the inner wall of the passage opening 100a or the plane of the tower 100 by welding or screwing.
Further, in an embodiment, referring to fig. 1 to 4, the cover plate 10 may include four telescopic plates 11 arranged in sequence, a sliding rail and two sliding blocks slidably connected to the sliding rail are disposed in the storage box 40, one end of each of the two sliding blocks is connected to the two telescopic plates 11 located in the middle of the passage opening 100a, the other end of each of the two sliding blocks is connected to the driving assembly 20 through the transmission mechanism 50, and the telescopic plates 11 located on both sides are mounted on the side walls of the passage opening 100a of the storage box 40 and/or the tower 100.
It should be noted that a gap is formed between one side of the two expansion plates 11 opposite to the sliding block in the middle of the passage opening 100a and the side wall of the passage opening 100a of the tower 100, so that a space for the ladder 200 to pass through is reserved, and the two expansion plates 11 can slide normally, so that a car body or a person can pass through the passage opening 100a of the tower 100.
In this embodiment, one end of the expansion plate 11 located at both sides may be slidably disposed in the storage box 40 through another sliding rail, or may be fixed on the storage box 40 and/or the sidewall of the passage opening 100a of the tower 100 by welding or screws; the other ends of the expansion plates 11 at both sides may be designed to be adapted according to the actual assembly environment, or may be spaced from the side wall of the passage opening 100a of the tower 100 like the expansion plate 11 at the middle portion, or may be connected and fixed to the tower 100 and/or the ladder 200.
It should be noted that, in this embodiment, when the cover plate 10 is in the open state, the two expansion plates 11 located in the middle move along the sliding rails in the same direction or in opposite directions to open the passage opening 100a of the tower 100; the two expansion plates 11 on both sides can be kept still and are provided with space for avoiding the expansion and contraction switching of the adjacent expansion plates 11, so that the two expansion plates 11 in the middle can move to the front or back.
In addition, in the present embodiment, referring to fig. 4, the transmission mechanism 50 may adopt a screw rod or a worm gear. When the transmission mechanism 50 is a screw rod, a connecting hole can be formed at one end of the slider connected with the screw rod, and an inner wall of the connecting hole can be provided with an inner thread matched with the inner thread.
In this embodiment, a limiting block is disposed on the slide rail to abut against the slide block when the cover plate 10 is in the open state, so as to limit the slide block to move continuously. Therefore, the middle expansion plate 11 can be ensured to be always in the preset stroke in the moving process, and deviation is avoided.
To further enhance the safety of the automatic cover device, in some embodiments, a first limit switch and a second limit switch electrically connected to the controller 30 may be disposed in the storage box 40. When the cover plate 10 is switched from the closed state to the open state, the cover plate 10 collides with the first limit switch and triggers a stop signal to the controller 30, and the controller 30 controls the driving assembly 20 to stop working. When the cover plate 10 is switched from the open state to the closed state, the cover plate 10 collides with the second limit switch and triggers a stop signal to the controller 30, and the controller 30 controls the driving assembly 20 to stop working.
Referring to fig. 1 and 4, in one embodiment, the automatic lid opening device may further include a sensor assembly including a sensor 61 and a receiver 62, the sensor 61 is configured to be mounted on the ladder 200, the receiver 62 is disposed in the storage box 40 and electrically connected to the sensor 61, and the receiver 62 is electrically connected to the controller 30. And a sensor 61 for sensing the vehicle body and/or the human body and transmitting a door opening signal to the controller 30 through the receiver 62. The controller 30 is further configured to control the driving assembly 20 to drive the cover plate 10 to switch from the closed state to the open state according to the door opening signal, so as to open the access port 100a of the tower 100.
In this embodiment, the sensor 61 may be an infrared sensor 61, and the model thereof may be AMG8831, and the model of the receiver 62 may be LX-089, but not limited thereto.
It is understood that in this embodiment, the sensor 61 may be disposed on the ladder 200 at a predetermined distance from the cover 10, when the car body ascends to a sensing range of the sensor 61 on the ladder 200, the sensor 61 transmits a signal to the receiver 62, and the controller 30 controls the driving assembly 20 to drive the cover 10 to switch to the open state after receiving the signal transmitted by the receiver 62, so as to open the access opening 100a of the tower 100. Therefore, the passage opening 100a can be opened in advance, so that the vehicle body does not need to be stopped or decelerated to manually open the cover plate 10 in the ascending process, and the working efficiency of workers is greatly improved.
Further, in order to improve the safety of the automatic cover device, in one embodiment, the automatic cover device may further include an alarm installed in the storage box 40 or on the ladder 200 and electrically connected to the controller 30. And the controller 30 is also used for controlling the alarm to trigger an alarm signal according to the door opening signal and the shutdown signal.
The alarm may be a buzzer, a speaker, or the like, and is not limited in this respect.
In this embodiment, when the sensor 61 detects that the first limit switch is not triggered to stop the door after the door opening signal is triggered by the vehicle body or a person, the controller 30 controls the alarm to output an alarm signal. It should be noted that, when the sensor 61 detects that the first limit switch is still not triggered to stop the signal after the preset time after the door opening signal is triggered by the vehicle body or the person, it indicates that the cover plate 10 is still not in contact with the first limit switch, and the passage opening 100a is still not opened, at this time, the vehicle body or the person cannot pass through the passage opening 100a, which indicates that the automatic cover plate device has a fault, and the vehicle body or the person needs to stop rising in advance, and needs to be detected and maintained in time.
Therefore, whether the automatic cover plate device works normally or not can be detected, so that the functions of the automatic cover plate device can be detected before the product is delivered from a factory. When the inspector detects the function of the cover plate 10, the inspector triggers the sensor 61 through the vehicle body, the cover plate 10 can be automatically contracted and opened under the normal condition, the alarm of the automatic cover plate device can send out an alarm signal under the abnormal condition so as to prompt the inspector, the detection time of the inspector is shortened, the work efficiency and the accuracy of the detection result are improved, and the potential safety hazard of the product is reduced.
The invention further provides a wind turbine tower drum, which comprises an automatic cover plate device, the specific structure of the automatic cover plate device refers to the embodiments, and the wind turbine tower drum provided by the invention comprises all the schemes of all the embodiments of the automatic cover plate device, so that the wind turbine tower drum at least has the same technical effects as the automatic cover plate device, and the descriptions are different.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. An automatic cover device, characterized in that it comprises:
the cover plate is used for covering a channel opening of a tower table of the fan tower, and is arranged in an arch shape;
the driving assembly is in driving connection with the cover plate; and
the controller is electrically connected with the driving assembly and is used for controlling the driving assembly to drive the cover plate to be switched between an opening state and a closing state.
2. The automatic cover device according to claim 1, further comprising a storage case provided at the passage opening, the driving unit being mounted to the storage case, and the cover being partially provided in the storage case.
3. The automatic cover plate device according to claim 2, wherein the cover plate comprises four telescopic plates arranged in sequence, a slide rail and two slide blocks slidably connected with the slide rail are arranged in the storage box, one ends of the two slide blocks are respectively connected with the two telescopic plates positioned in the middle of the passage opening, the other ends of the two slide blocks are connected with the driving assembly through a transmission mechanism, and the telescopic plates positioned on two sides are mounted on the side wall of the passage opening of the storage box and/or the tower.
4. The automatic cover device according to claim 3, wherein the two expansion plates located in the middle of the passage opening have a gap between the side facing away from the slide and the side wall of the passage opening of the tower.
5. The automatic cover device according to claim 2, wherein a stopper is provided on the slide rail for abutting against the slider when the cover is in the open state to restrict the slider from moving further.
6. The automatic cover plate device according to claim 5, wherein a first limit switch and a second limit switch electrically connected to the controller are provided in the storage box, respectively;
when the cover plate is switched from the closed state to the open state, the cover plate collides with the first limit switch and triggers a stop signal to the controller, and the controller controls the driving assembly to stop working;
in the process that the cover plate is switched from the opening state to the closing state, the cover plate collides with the second limit switch and triggers a stop signal to the controller, and the controller controls the driving assembly to stop working.
7. The automatic deck device as recited in claim 6, further comprising:
the sensor assembly comprises an inductor and a receiver, the inductor is used for being installed on the ladder, the receiver is arranged in the storage box and is electrically connected with the inductor, and the receiver is electrically connected with the controller;
the sensor is used for sensing the car body and/or the human body and sending a door opening signal to the controller through the receiver;
the controller is further configured to control the driving assembly to drive the cover plate to switch from the closed state to the open state according to the door opening signal, so as to open the passage port of the tower.
8. The automatic deck device of claim 7, further comprising an alarm mounted in said storage compartment or on said ladder and electrically connected to said controller;
the controller is also used for controlling the alarm to trigger an alarm signal according to the door opening signal and the shutdown signal.
9. The automatic cover device of claim 8, wherein the alarm is a buzzer or a speaker.
10. A wind turbine tower comprising an automatic cover device as claimed in any one of claims 1 to 9.
CN202110883996.5A 2021-08-02 2021-08-02 Automatic cover plate device and fan tower Active CN113530402B (en)

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Application Number Priority Date Filing Date Title
CN202110883996.5A CN113530402B (en) 2021-08-02 2021-08-02 Automatic cover plate device and fan tower

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CN113530402B CN113530402B (en) 2023-05-09

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CN110424885A (en) * 2019-08-15 2019-11-08 陕西奥特门业有限公司 Flexible translation vertical hinged door
CN211647844U (en) * 2019-12-31 2020-10-09 江苏朗和空气技术有限公司 Bagging-type discarded object transfer device
CN212927552U (en) * 2020-07-20 2021-04-09 无锡建国智能科技有限公司 Novel electric retractable door

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JP2015089718A (en) * 2013-11-06 2015-05-11 三菱重工交通機器エンジニアリング株式会社 Two-step telescopic home door device
CN108194281A (en) * 2017-12-29 2018-06-22 龙源（北京）风电工程技术有限公司 A kind of platform cover board arrangement and the tower frame for wind generating set and Wind turbines for including it
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