CN220748597U

CN220748597U - Fan protection device

Info

Publication number: CN220748597U
Application number: CN202322424183.7U
Authority: CN
Inventors: 张喜旺; 王葛; 赵记兰
Original assignee: Henan Xinjinhui Stainless Steel Co ltd
Current assignee: Henan Xinjinhui Stainless Steel Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-04-09
Anticipated expiration: 2033-09-07

Abstract

The utility model discloses a fan protection device, which belongs to the technical field of fan protection and comprises a shell, wherein the shell is positioned at the periphery of an external fan, a plurality of connecting struts connected with the outer wall of the fan are arranged on the outer side of the shell, a cover head is arranged on one side of the shell, an opening is formed in the inner periphery of the cover head, a transverse plate is arranged on the inner wall side of the cover head, a cavity is formed in the inner periphery of the transverse plate, a winding rod is rotatably connected with the inner periphery of the cavity through a bearing, a spacer cloth for sealing the opening is wound on the periphery of the winding rod, a delay plate is connected with the bottom of the inner periphery of the cover head, and a center rod is arranged in the center of the delay plate. This fan protection device through the design of shell and caping, can carry out crashproof protection to the fan, can seal the opening simultaneously, avoids wind-force to continue to move, avoids the emergence of combustion-supporting condition.

Description

Fan protection device

Technical Field

The utility model belongs to the technical field of fan protection, and particularly relates to a fan protection device.

Background

The fan is a machine which relies on input mechanical energy to raise the pressure of gas and discharge the gas, and is a driven fluid machine. Fans are the familiar abbreviation of China for gas compression and gas conveying machinery, and generally comprise ventilators and blowers. The existing fan is mainly used for sucking dust, blowing and the like, the existing fan lacks a protection structure, and meanwhile when the fan is used for storage, when objects in the fan catch fire, the wind power generated in the process of stopping operation of the fan can strengthen the burning, so that property loss is enlarged.

Disclosure of Invention

The utility model aims to provide a fan protection device for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fan protection device, includes the shell, the shell is in the periphery of outside fan, and the outside of shell be provided with a plurality of connection pillar with fan outer wall connection, one side of shell is provided with the caping, and the inner periphery of caping is provided with the opening, the diaphragm is installed to the inner wall side of caping, and the cavity has been seted up to the inner periphery of diaphragm, the inner periphery of cavity is connected with the winding pole through the bearing rotation, and the periphery of winding pole is convoluteed there is the open-ended spacer cloth that is used for the confined.

In a further embodiment, an extension plate is connected to the bottom of the inner periphery of the cap, and a center rod is arranged in the center of the extension plate.

In a further embodiment, a rotating plate is connected to the upper peripheral half of the central rod, and one side of the rotating plate is bonded to one end of the spacer cloth.

In a further embodiment, one end of the winding rod penetrates through the transverse plate and is connected with a transmission bevel gear through a coupler, and the periphery of the central rod is connected with a drive bevel gear meshed with the transmission bevel gear.

In a further embodiment, a drive motor is mounted in the center of the bottom of the extension plate, and the output end of the drive motor penetrates through the extension plate and is connected with the center rod through a coupler.

In a further embodiment, a bayonet is provided on one side of the transverse plate, and the inner circumference of the bayonet is adapted to the rotating plate.

In a further embodiment, a plurality of clamping plates are connected to the bottom of the cover head, and the clamping plates can be clamped into the top of the shell.

In a further embodiment, a fixing seat is connected to the outer side of the shell, and a bolt for fixing the clamping plate is arranged on the inner periphery of the fixing seat.

In a further embodiment, a disc for plugging the center is attached to the top of the center rod.

Compared with the prior art, the utility model has the technical effects and advantages that:

the bolt is matched with the clamping plate and the limiting plate is matched with the compression spring, and when the clamping plate is clamped with the shell, the bolt is clamped with the clamping plate through the elastic restoring force of the compression spring;

the winding design of the winding rod and the isolating cloth and the connection design of the rotating plate and the isolating cloth are realized, and when the driving motor operates, the isolating cloth can further seal and open the opening of the cover head through the connection of the central rod and the rotating plate and the connection of the driving motor and the central rod;

the design of connection between the central rod and the drive bevel gear and the design of connection between the drive bevel gear and the winding rod are adopted, and the winding rod can be further rotated synchronously when the central rod rotates through the design of meshing between the drive bevel gear and the drive bevel gear, so that the isolating cloth can be wound and unwound synchronously, and the isolating cloth is matched with the movement of the isolating cloth;

this fan protection device through the design of shell and caping, can carry out crashproof protection to the fan, can seal the opening simultaneously, avoids wind-force to continue to move, avoids the emergence of combustion-supporting condition.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the cross plate structure of the present utility model;

FIG. 3 is a cross-sectional view of a cross-plate of the present utility model;

FIG. 4 is a schematic view of the connection structure of the center pole of the present utility model;

fig. 5 is a cross-sectional view of the fixing base of the present utility model.

Reference numerals illustrate:

1. a housing; 2. a connecting strut; 3. a cover head; 4. a cross plate; 5. a winding rod; 6. a spacer cloth; 7. a extension plate; 8. a central rod; 9. a rotating plate; 10. a disc; 11. a driving motor; 12. a bayonet; 13. a clamping plate; 14. a fixing seat;

21. a drive bevel gear; 22. a drive bevel gear;

31. a plug pin; 32. a limiting plate; 33. compressing the spring.

Description of the embodiments

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.

The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.

Referring to fig. 1 to 5, the general structure of the device body is that a housing 1, the housing 1 is located at the periphery of an external fan, a connecting strut 2 is connected between the side surface of the housing 1 and the outer wall of the fan, and the connecting strut 2 is fixedly connected with the outer wall of the fan through a bolt;

a cover head 3 is arranged on one side of the shell 1, a plurality of clamping grooves are formed in the shell 1, close to the top of the cover head 3, a plurality of clamping plates 13 are connected to the bottom of the cover head 3, the periphery of each clamping plate 13 is matched with the inner periphery of each clamping groove, a transverse plate 4 is connected to the inner wall of the cover head 3, and a cavity is formed in each transverse plate 4;

in order to seal the air port, the inner periphery of the cavity is rotatably connected with a winding rod 5 through a bearing, the outer periphery of the winding rod 5 is wound with a spacer cloth 6 for sealing the opening, and the spacer cloth 6 is made of fireproof materials and high in matching toughness.

Referring to fig. 1 to 4, in order to realize control of blocking and opening, the bottom of the inner circumference of the cap 3 is connected with a extension plate 7, a driving motor 11 is installed at the bottom center of the extension plate 7, the output end of the driving motor 11 penetrates through the extension plate 7 and is connected with a center rod 8 through a coupling, the upper half of the outer circumference of the center rod 8 is connected with a rotating plate 9, one side of the rotating plate 9 is adhered to one end of the isolation cloth 6, the top of the center rod 8 is connected with a disc 10 for blocking the center, and the disc 10 is larger than the inner ring diameter of the isolation cloth 6, thereby strengthening blocking.

Referring to fig. 2 to 4, in order to wind and unwind the spacer cloth 6 in cooperation with movement, one end of the winding rod 5 penetrates through the transverse plate 4 and is connected with a drive bevel gear 21 through a coupling, the periphery of the center rod 8 is connected with a drive bevel gear 22, the drive bevel gear 22 is meshed with the drive bevel gear 21, and the rotational unwinding and winding speeds of the winding rod 5 are the same as the movement speed of the spacer cloth 6.

Referring to fig. 1 and 5, in order to facilitate disassembly and assembly, a fixing seat 14 is connected to the outer side of the housing 1, a bolt 31 is arranged on the inner periphery of the fixing seat 14, and one end of the bolt 31 penetrates through the housing 1 and is matched with a clamping hole of the clamping plate 13;

the periphery of the bolt 31 is connected with a limiting plate 32, one side of the limiting plate 32 is provided with a compression spring 33, and one end of the bolt 31 is designed as a protruding pull handle.

The driving motor 11 is electrically connected with an external mobile power supply.

The components and the electrical equipment are all the prior art or the prior realizable technology, and the working principle, the size and the model are irrelevant to the functions of the application, so the components and the electrical equipment are not described more and are controlled by a remote control switch.

Principle of operation

When the fan protection device is required to be used, the connecting support column 2 and the outer wall of the fan are fixed through bolts, and then the cover head 3 is moved to enable the clamping plate 13 to be clamped with the shell 1;

one end of the bolt 31 is clamped with the clamping hole of the clamping plate 13 to realize fixation under the action of elastic restoring force of the compression spring 33;

the utility model discloses a convenient wind power generation device, including the back of installation, can use after accomplishing, the in-process of use, when appearing burning in the warehouse, start driving motor 11, drive center pole 8 is rotatory, makes rotor plate 9 and initiative bevel gear 22 rotatory for winding pole 5 unreels and spacer cloth 6 removes, makes rotor plate 9 remove to the inside of bayonet socket 12 from this, can accomplish to block, avoids the in-process of closing, and wind-force increases the intensity of a fire.

It should be noted that relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The fan protection device comprises a shell (1), wherein the shell (1) is arranged on the periphery of an external fan, and a plurality of connecting struts (2) connected with the outer wall of the fan are arranged on the outer side of the shell (1);

the method is characterized in that: one side of shell (1) is provided with caping (3), and the inner periphery of caping (3) is provided with the opening, diaphragm (4) are installed to the inner wall side of caping (3), and the cavity has been seted up to the inner periphery of diaphragm (4), the inner periphery of cavity is connected with winding rod (5) through the bearing rotation, and the periphery of winding rod (5) is convoluteed and is used for confined open-ended spacer cloth (6).

2. A fan guard as claimed in claim 1, wherein: the bottom of the inner periphery of the cover head (3) is connected with an extension plate (7), and the center of the extension plate (7) is provided with a center rod (8).

3. A fan guard as claimed in claim 2, wherein: the upper half part of the periphery of the center rod (8) is connected with a rotating plate (9), and one side of the rotating plate (9) is adhered to one end of the isolation cloth (6).

4. A fan guard as claimed in claim 2, wherein: one end of the winding rod (5) penetrates through the transverse plate (4) and is connected with a transmission bevel gear (21) through a coupler, and the periphery of the center rod (8) is connected with a drive bevel gear (22) meshed with the transmission bevel gear (21).

5. A fan guard as claimed in claim 2, wherein: the driving motor (11) is arranged in the center of the bottom of the extension plate (7), and the output end of the driving motor (11) penetrates through the extension plate (7) and is connected with the center rod (8) through a coupler.

6. A fan guard according to claim 3, wherein: one side of the transverse plate (4) is provided with a bayonet (12), and the inner periphery of the bayonet (12) is matched with the rotating plate (9).

7. A fan guard as claimed in claim 1, wherein: the bottom of the cover head (3) is connected with a plurality of clamping plates (13), and the clamping plates (13) can be clamped into the top of the shell (1).

8. The fan guard of claim 7, wherein: the outer side of the shell (1) is connected with a fixed seat (14), and the inner periphery of the fixed seat (14) is provided with a bolt (31) for fixing the clamping plate (13).

9. A fan guard as claimed in claim 2, wherein: the top of the central rod (8) is connected with a disc (10) for plugging the center.