CN217152194U

CN217152194U - Limiting device, cover plate and fan tower

Info

Publication number: CN217152194U
Application number: CN202220681712.4U
Authority: CN
Inventors: 刘志欣; 刘淳; 张资函
Original assignee: Ficont Industry Beijing Co Ltd
Current assignee: Ficont Industry Beijing Co Ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-08-09
Anticipated expiration: 2032-03-25

Abstract

The utility model relates to a wind power generation equipment technical field provides a stop device, apron and fan tower section of thick bamboo. The limiting device comprises a limiting part, the limiting part is connected with a cover plate of the platform, and the cover plate is suitable for switching between an opening position and a closing position. In the opening position, the limiting piece is abutted with the platform; in the closed position, the stop is separated from the platform. The embodiment of the utility model provides a stop device through set up the locating part on the apron, rotates when opening the position when drive arrangement drive apron, locating part and platform butt, and the apron is no longer rotated this moment, has effectively avoided the apron to continue to rotate and has leaded to drive arrangement to take place stifled commentaries on classics and damage, extension drive arrangement's life reduces the potential safety hazard.

Description

Limiting device, cover plate and fan tower

Technical Field

The utility model relates to a wind power generation equipment technical field especially relates to a stop device, apron and fan tower section of thick bamboo.

Background

The ware is exempted from to climb at present uses extensive supplementary lifting means in the fan, because every layer of platform of fan tower section of thick bamboo all is equipped with thick and heavy platform apron, when exempting from to climb the ware and passing through every layer of platform, platform apron control system can control the automatic opening of platform apron and close. However, when the platform cover is opened, the platform cover may fall backwards due to inertia, so that the motor may be locked and damaged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stop device for solve current platform apron and can lead to the motor to take place the problem of damaging because inertia falls backward.

The utility model provides a limiting device, include:

the limiting piece is connected with a cover plate of the platform, and the cover plate is suitable for switching between an opening position and a closing position;

in the opening position, the limiting piece is abutted with the platform; in the closed position, the stop is separated from the platform.

According to the utility model discloses an embodiment of reality, the first end of locating part with the connection can be dismantled to the apron.

According to the utility model discloses an embodiment of reality, the first end of locating part is provided with

The mounting hole is connected with the corresponding fixing hole on the cover plate through a first fastener;

or, a sliding groove is arranged at the first end of the limiting piece and is connected with a corresponding fixing hole on the cover plate through a second fastening piece;

or the first end of the limiting part is connected with the cover plate through a buckle assembly.

According to the utility model discloses an embodiment of reality, the locating part is including the canned paragraph, linkage segment and the support segment that connect gradually, the canned paragraph with the side of apron is connected.

According to the utility model discloses an embodiment of reality, the canned paragraph with the support section is not in the coplanar, the linkage segment with form first predetermined contained angle between the canned paragraph, the linkage segment with form second predetermined contained angle between the support section.

According to an embodiment of the present invention, the first predetermined angle is greater than or equal to 90 ° and less than 180 °; the second preset included angle is larger than or equal to 90 degrees and smaller than 180 degrees.

According to the utility model discloses an embodiment of reality, the locating part include the canned paragraph and with the support section that the canned paragraph is connected, the support section with be formed with the third between the canned paragraph and predetermine the contained angle, the third is predetermine contained angle more than or equal to 90, and is less than 180.

According to the utility model discloses an embodiment of reality, the second end of locating part be provided with be suitable for with the anticollision strip of platform contact.

The utility model also provides an apron, including apron body and the arbitrary one of the aforesaid stop device, stop device set up in the apron body.

The utility model also provides a fan tower section of thick bamboo, including a tower section of thick bamboo and platform, and as above the apron, the platform set up in a tower section of thick bamboo, the apron set up in on the platform.

The embodiment of the utility model provides a stop device through set up the locating part on the apron, rotates when opening the position when drive arrangement drive apron, locating part and platform butt, and the apron is no longer rotated this moment, has effectively avoided the apron to continue to rotate and has leaded to drive arrangement to take place stifled commentaries on classics and damage, extension drive arrangement's life reduces the potential safety hazard.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a limiting device according to an embodiment of the present invention;

fig. 2 is one of the schematic diagrams of the working principle of the limiting device provided by the embodiment of the present invention;

fig. 3 is a second schematic view of the operation principle of the position limiting device according to the embodiment of the present invention.

Reference numerals: 100. a limiting member; 110. a fixed section; 111. a strip-shaped through hole; 120. a connecting section; 130. a support section; 200. a cover plate; 300. a platform; 400. a drive device; 500. a connecting rod assembly.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a position-limiting device, which includes a position-limiting member 100. Platform 300 is used to provide a mounting base for cover 200. cover 200 is pivotally connected to platform 300 by a pivot member, including but not limited to a hinge (as shown in fig. 2) or a hinge. The cover plate 200 is adapted to be switched between an open position and a closed position, and the stopper 100 is connected to the cover plate 200. At the open position, the limiting member 100 abuts against the platform 300, and at this time, since the limiting member 100 supports the cover plate 200, the cover plate 200 cannot rotate continuously, and therefore, the motor of the driving device 400 cannot be locked. In the closed position, the retainer 100 is separated from the platform 300.

Here, the open position refers to a position where the cover 200 is opened at a maximum angle after leaving the mounting opening; the closed position refers to a position where the cover 200 covers the mounting opening. The application scene of apron 200 can be multiple, and when apron 200 was applied to the fan tower section of thick bamboo, be provided with the installing port on the platform 300, the installing port can supply to exempt from to climb the ware and pass through. The shape and size of the cover plate 200 are adapted to the shape and size of the mounting opening. In the open position, the cover 200 is away from the mounting opening; in the closed position, the cover plate 200 abuts the platform 300 and closes the mounting opening. The cover plate 200 may also be used as an access door for other devices, and certainly, the application scenario of the cover plate 200 is not limited thereto, and may also be applied to other scenarios, which are not described herein again.

Referring to fig. 2 and 3, the cover 200 is switched between the open position and the closed position by the driving device 400. In an embodiment of the present invention, the driving device 400 may include a motor, a speed reducer, a gear assembly and a connecting rod assembly 500, wherein a rotating shaft of the motor is connected to an input shaft of the speed reducer, an output shaft of the speed reducer is connected to an input shaft of the gear assembly, and an output shaft of the gear assembly is connected to the cover plate 200 through the connecting rod assembly. When the motor rotates counterclockwise or clockwise, the motor drives the cover plate 200 to open or close through the gear assembly and the link assembly 500. The means for opening and closing the cover is not limited to the link assembly 500, and a hinge assembly may be used, for example.

Referring to fig. 2 and fig. 3, in the limiting device provided in the embodiment of the present invention, by setting the limiting member 100 on the cover plate 200, when the driving device 400 drives the cover plate 200 to rotate to the open position, the limiting member 100 abuts against the platform 300, and at this time, because the limiting member 100 supports the cover plate 200 and does not rotate any more, the cover plate 200 is effectively prevented from continuing to rotate, which leads to the driving device 400 to generate rotation blockage and damage, the service life of the driving device 400 is prolonged, and the potential safety hazard is reduced.

According to the utility model discloses an embodiment, the first end of locating part 100 can be dismantled with the side of apron 200 and be connected, can dismantle the mode of connecting and can conveniently install and dismantle locating part 100, and the first end of locating part 100 refers to the one end that platform 300 was kept away from to locating part 100. The side edge of the cap plate 200 refers to the edge of the cap plate 200 near the side of the platform 300. Compared with the method of connecting the first end of the limiting member 100 to other positions of the cover plate 200, the method of connecting the first end of the limiting member 100 to the side of the cover plate 200 can effectively reduce the length of the limiting member 100, reduce the space occupied by the limiting member 100, and reduce the production cost.

It should be noted here that one limiting member 100 may be provided, or two or more limiting members may be provided. When only one limiting element 100 is disposed, the first end of the limiting element 100 is located on the cover plate 200 at a position avoiding the rotating element.

According to an embodiment of the present invention, the first end of the limiting member 100 is provided with a mounting hole. The mounting holes (not shown) of the first end of the limiting member 100 are connected with the corresponding fixing holes of the cover plate 200 by the first fasteners. The first fastening member includes, but is not limited to, a screw or a rivet, and the number, shape, size, and arrangement position of the installation holes provided at the first end of the position-limiting member 100 may be adjusted according to actual requirements, which is not specifically limited herein.

According to an embodiment of the present invention, the first end of the position-limiting member 100 is provided with a sliding slot, and the second fastening member is connected to the cover plate 200 after passing through the sliding slot and the corresponding fixing hole of the cover plate 200 in sequence; after the second fastening member is disposed at the predetermined position in the sliding groove, the second fastening member can slide along the sliding groove for a predetermined distance during the opening or closing process of the cover plate, so as to adjust the fixing position of the limiting member 100, thereby changing the opening angle of the cover plate 200. Wherein the second fastener includes, but is not limited to, a screw or a rivet. The size, shape, quantity, the setting position of spout and the preset position that second fastener set up in the spout can carry out corresponding adjustment according to actual need, do not do the specific restriction here. For example, the sliding slot may be a strip-shaped through hole, and as shown in fig. 1, two strip-shaped through holes 111 are provided at the first end of the limiting member 100 and extend along the length direction of the limiting member 100.

In addition, the sliding groove is formed at the first end of the limiting member 100, which reduces the precision requirement for the position of the cover plate corresponding to the fixing hole, and further reduces the production cost. The opening angle refers to an included angle between the cover plate 200 and the horizontal plane, and in order to avoid the influence of the cover plate 200 on the up-and-down movement of the climbing-free device, the opening angle is larger than 90 degrees. When the opening angle is too large, the more work the motor needs to do when driving the cover plate 200 to close, so that a proper opening angle can be determined according to actual needs.

Here, it should be noted that the fixing hole may be a through hole or a blind hole, and when the first fastening member and the second fastening member are screws, threads are provided on inner walls of the fixing holes corresponding to the first fastening member and the second fastening member.

According to the embodiment of the present invention, the first end of the limiting member 100 is connected to the side of the cover plate 200 through the buckle assembly, the buckle assembly includes a first buckle (not shown) and a second buckle (not shown) detachably connected to the first buckle, the first buckle is connected to the side of the cover plate 200, and the second buckle is connected to the first end of the limiting member 100. The first end of the position-limiting member 100 is connected to the side of the cover plate 200 by a snap assembly, which is also convenient for assembling and disassembling the position-limiting member 100.

According to an embodiment of the present invention, please refer to fig. 1, the limiting member 100 includes a fixing section 110, a connecting section 120 and a supporting section 130 connected in sequence, and the fixing section 110 is connected to the side of the cover plate 200. The fixing section 110 is used for connecting with the cover plate 200, and the supporting section 130 is used for abutting against the platform 300, so as to support the cover plate 200. The shape of the connection segment 120 is not limited as long as the fixing segment 110 and the support segment 130 can be connected together. For example, the connecting section 120 has a sheet-like structure, and the width of the connecting section 120 is the same as the width of the fixing section 110 and the width of the supporting section 130, in which case the fixing section 110, the connecting section 120 and the supporting section 130 are made of a bent metal sheet. Of course, the width of the supporting section 130 may be larger than the width of the fixing section 110 and the width of the connecting section 120, and the purpose of increasing the width of the supporting section 130 is to increase the contact surface between the supporting section 130 and the platform 300, so as to improve the stability of the cover plate 200 in the open state.

According to the embodiment of the present invention, please refer to fig. 1, the fixed section 110 and the supporting section 130 are not in the same plane, a first included angle with a preset angle is formed between the connecting section 120 and the fixed section 110, and a second included angle with a preset angle is formed between the connecting section 120 and the supporting section 130. Because the fixing section 110 and the supporting section 130 are not in the same plane, and the connecting section 120 forms an included angle with the fixing section 110 and the supporting section 130, a certain distance is formed between the supporting section 130 and the cover plate 200. When the cover plate 200 is in the open position, the limiting members 100 and the two hinges form three-point support for the cover plate 200, thereby effectively improving the stability of the cover plate 200. The first preset included angle is greater than or equal to 90 degrees and smaller than 180 degrees; the second preset included angle is larger than or equal to 90 degrees and smaller than 180 degrees. For example, in an embodiment of the present invention, the first preset angle and the second preset angle may both be 120 °, and of course, the first preset angle and the second preset angle may not be equal.

The distance between the supporting section 130 and the cover plate 200 is determined by the size of the included angle between the connecting section 120 and the fixing section 110 and the included angle between the connecting section 120 and the supporting section 130, in addition to the length of the connecting section 120. In the case that the length of the connection segment 120 is fixed, the distance between the contact point of the support segment 130 and the platform 300 and the cover plate 200 can be changed by changing the size of the included angle.

According to the embodiment of the present invention, the limiting member 100 includes a fixing segment 110 and a supporting segment 130 connected to the fixing segment 110, and a third predetermined included angle is formed between the supporting segment 130 and the fixing segment 110. The third preset included angle is greater than or equal to 90 degrees and smaller than 180 degrees, and the specific angle of the third preset included angle is determined according to the required opening angle of the cover plate 200. In this case, since the connection segment 120 is not required to be provided, the structure of the stopper 100 is effectively simplified, and the manufacturing process is simplified.

According to an embodiment of the present invention, please refer to fig. 1, the connecting section 120 is integrally formed with the fixing section 110 and the supporting section 130, in which case the limiting member 100 is formed by bending a metal sheet into three sections by a bending machine.

It should be emphasized that, in the present invention, the material of the limiting member 100 is not limited specifically, and the material includes, but is not limited to, metal, nonmetal, alloy, etc.

According to the utility model discloses an embodiment, linkage segment 120 and canned paragraph 110 integrated into one piece, the one end that canned paragraph 110 was kept away from to linkage segment 120 is provided with first axle sleeve (not shown), and the first end of supporting section 130 is provided with second axle sleeve (not shown), and the periphery of round pin axle (not shown) is located to first axle sleeve and second axle sleeve, and the one end of round pin axle is provided with spacing ring (not shown), the other end and the nut (not shown) screw-thread fit of round pin axle. When the contact position between the second end of the supporting section 130 and the platform 300 needs to be changed, the nut is loosened, the included angle between the supporting section 130 and the connecting section 120 is changed, the nut is screwed, the included angle between the supporting section 130 and the connecting section 120 is fixed, and the contact position between the second end of the supporting section 130 and the platform 300 is fixed.

It should be noted that the first end of the support section 130 is an end of the support section 130 away from the platform 300, and the second end of the support section 130 is an end of the support section 130 close to the platform 300.

According to the utility model discloses a position that the second end of locating part 100 and platform 300 contacted is provided with anticollision strip (not shown), and at the in-process of supporting section 130 and platform 300 contact, utilize the anticollision strip can reduce the striking of supporting section 130 to platform 300 on the one hand, noise reduction's production, and on the other hand can also prevent to support section 130 and cause certain degree of wearing and tearing to the platform after contacting with the platform repeatedly. The material of the bumper strip includes but is not limited to flexible material (such as flannelette), polymer foam material, rubber, silica gel, sponge and the like.

The utility model also provides a cover plate 200, cover plate 200 including apron body and the arbitrary embodiment of the aforesaid stop device, stop device sets up in the apron body.

The utility model also provides a fan tower section of thick bamboo, fan tower section of thick bamboo include a tower section of thick bamboo and platform 300, and as above apron 200, platform 300 sets up in a tower section of thick bamboo, apron 200 sets up on platform 300.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A stop device, comprising:

2. The spacing device of claim 1, wherein the first end of the spacing member is removably connected to the cover plate.

3. The limiting device according to claim 2, wherein the first end of the limiting member is provided with a mounting hole, and the mounting hole is connected with a corresponding fixing hole on the cover plate through a first fastener;

4. The limiting device according to any one of claims 1 to 3, wherein the limiting member comprises a fixing section, a connecting section and a supporting section which are connected in sequence, and the fixing section is connected with the side edge of the cover plate.

5. The limiting device according to claim 4, wherein the fixing section and the supporting section are not in the same plane, a first preset included angle is formed between the connecting section and the fixing section, and a second preset included angle is formed between the connecting section and the supporting section.

6. The stop device according to claim 5, wherein the first predetermined included angle is greater than or equal to 90 ° and less than 180 °; the second preset included angle is larger than or equal to 90 degrees and smaller than 180 degrees.

7. The limiting device according to any one of claims 1 to 3, wherein the limiting member comprises a fixed segment and a supporting segment connected to the fixed segment, a third preset included angle is formed between the supporting segment and the fixed segment, and the third preset included angle is greater than or equal to 90 ° and smaller than 180 °.

8. A spacing device according to any of claims 1 to 3 wherein the second end of the spacing member is provided with a bumper strip adapted to contact the platform.

9. A cover plate, comprising a cover plate body and the position limiting device of any one of claims 1 to 8, wherein the position limiting device is disposed on the cover plate body.

10. A wind turbine tower comprising a tower and a platform, and the cover plate of claim 9, the platform being disposed within the tower and the cover plate being disposed on the platform.