CN219366392U

CN219366392U - Cooling fan blade fixing device

Info

Publication number: CN219366392U
Application number: CN202320768260.8U
Authority: CN
Inventors: 陆杨阳; 黄建英
Original assignee: WUXI LINGYUN ELECTROMECHANICAL MANUFACTURING CO LTD
Current assignee: WUXI LINGYUN ELECTROMECHANICAL MANUFACTURING CO LTD
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-07-18
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses a cooling fan blade fixing device, in particular to the technical field of cooling fans, which comprises fan blades, wherein a limiting mechanism is arranged in each fan blade, and comprises a U-shaped plate, a spring, a damper, a limiting block, a limiting groove, a thread column and a limiting plate. According to the utility model, the limiting mechanism is arranged, so that the blade of the cooling fan can be rapidly disassembled and fixed through the limiting mechanism when the device is used in the later period, the limiting plate is manually rotated outwards by a user, so that the threaded column is driven to rotate outwards in the threaded groove, the threaded column is rotated out of the threaded groove, the blade is manually pulled outwards by the user, the limiting block is pulled out of the limiting groove, the spring is driven to shrink, the limiting block is shrunk in the U-shaped plate, the blade is taken down from the output shaft, and the blade can be rapidly cleaned.

Description

Cooling fan blade fixing device

Technical Field

The utility model relates to the technical field of cooling fans, in particular to a cooling fan blade fixing device.

Background

The cooling fan is mainly used for cooling and capacity increasing of the dry type transformer, cooling and temperature reducing of products such as electronic equipment, a power distribution cabinet, a high-low voltage switch cabinet and the like, the motor of the cooling fan is a cooling system to remove heat, and the cooling fan is arranged in the atmosphere, unlike a small office space, an air conditioner can be used, and the cooling fan is applied to the cooling requirement of an industrial production process;

according to the search, the prior patent (publication number: CN 217502076U) discloses a fixing device for a fan blade, which comprises fixing plates, wherein a propping groove is formed in one side of each fixing plate, a propping assembly is arranged on one side of each propping groove, a fixing groove is further formed in one side of each fixing plate, each fixing groove is in a semicircular platform shape, each fixing groove is communicated with each propping groove, the depth of each fixing groove is larger than that of each fixing groove, each propping assembly comprises a propping block and a reset spring, a groove is formed in each propping groove, a plurality of fixing holes are symmetrically formed in each fixing plate, the fixing device is reasonable in structure, when the fan blade is fixed between two fixing plates, the fixing part of the body of the fan blade connected with the root is attached to each propping groove, and the root is attached to each fixing groove, and the depth of each propping groove is larger than that of the fixing groove, so that the fan blade cannot fall out from between the two fixing plates after being fixed, the two fixing plates can be fixed on the fan blade through bolts, and the fan blade can be conveniently fixed and replaced. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model:

the existing cooling fan blade fixing device is used in the later period;

because the fan can accumulate a lot of dust on the fan blade after long-time use to need people to dismantle it and wash, current cooling fan often need people to use the instrument just can dismantle, and is very inconvenient, and often does not set up stop gear and installs or dismantle fast the fan blade, so, need install a stop gear additional and carry out spacing processing to the fan blade.

Disclosure of Invention

The utility model aims to quickly and conveniently detach, install and reinforce the blades of the cooling fan, thereby saving labor time.

The technical scheme for realizing the aim of the utility model is as follows: the utility model provides a cooling fan blade fixing device, includes the flabellum, the internally mounted of flabellum has stop gear, stop gear includes U template, spring, attenuator, stopper, spacing groove, thread groove, screw thread post, limiting plate.

The U-shaped plate is characterized in that a spring is fixedly connected to the inner wall of one end of the U-shaped plate, a damper is sleeved on the outer wall of the spring, a limiting block is fixedly connected to one end of the spring, one end of the limiting block is inserted into the limiting groove, a threaded column is connected to the inside of the threaded groove through threads, and a limiting plate is fixedly connected to one side of the threaded column.

In some embodiments of the present utility model, an output shaft is inserted into the fan blade, an outer wall of the output shaft is inserted into one side of a protection shell, and a connection plate is fixedly connected to one side of the protection shell.

In some embodiments of the present utility model, a motor is fixedly connected to one side of the connecting plate, a connecting column is fixedly connected to the bottom of the motor, and a bottom plate is fixedly connected to the bottom of the connecting column.

In some embodiments of the present utility model, a clamping groove is formed on the other side of the protective shell, a clamping block is inserted into the clamping groove, one end of the clamping block is fixedly connected with an elastic ring, and one end of the elastic ring is fixedly connected with a filter screen.

In some embodiments of the utility model, the motor is connected to the fan blades through an output shaft, and an output end of the motor is rotatably connected to the output shaft.

In some embodiments of the utility model, the U-shaped plate is connected with the limiting block through a spring, and the outer structure of the limiting block is matched with the inner structure of the U-shaped plate.

In some embodiments of the present utility model, the limiting plate is connected between the threaded post and the threaded groove, and the external structure of the threaded post is matched with the internal structure of the threaded groove.

In some embodiments of the present utility model, the elastic ring is connected between the clamping block and the clamping groove, and the external structure of the clamping block is matched with the internal structure of the clamping groove.

In some embodiments of the utility model, the motor is connected with the bottom plate through a connecting column, and the connecting column and the bottom plate are arranged in a vertical state.

In some embodiments of the present utility model, the spring is connected between the limiting block and the limiting groove, and the outer structure of the limiting block is matched with the inner structure of the limiting groove.

After the technical scheme is adopted, the utility model has the following positive effects:

compared with the prior art, this cooling fan blade fixing device is through setting up stop gear, can make the device when later stage uses, can dismantle fast and fix cooling fan's blade through stop gear, through the manual outwards rotation limiting plate of user, thereby drive the screw thread post and outwards rotate in the screw thread inslot, thereby rotate out the screw thread post from the screw thread inslot, the manual outwards pulling flabellum of rethread user, thereby take out the stopper from the spacing inslot, thereby drive the spring and shrink, thereby shrink the stopper in U template, thereby take off the flabellum from the output shaft, thereby can clear up the flabellum fast.

2 compare with prior art, this cooling fan blade fixing device passes through the mutually supporting between draw-in groove, fixture block, elastic ring, the filter screen to can make the device when later stage use, can prevent dust and protect the processing to cooling fan, place the filter screen in the front end of protective housing through the manual hand of user, thereby in aiming at the draw-in groove with the fixture block through the manual hand of user, thereby make the fixture block insert the draw-in groove in, thereby be fixed in the draw-in groove with the fixture block through the spring.

Drawings

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

FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of the anti-collision mechanism of the present utility model;

FIG. 4 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

FIG. 5 is a schematic view of a filter screen according to the present utility model.

The reference numerals are: 1. a fan blade; 2. a limiting mechanism; 201. a U-shaped plate; 202. a spring; 203. a damper; 204. a limiting block; 205. a limit groove; 206. a thread groove; 207. a threaded column; 208. a limiting plate; 3. an output shaft; 4. a protective shell; 5. a connecting plate; 6. a motor; 7. a connecting column; 8. a bottom plate; 9. a clamping groove; 10. a clamping block; 11. an elastic ring; 12. a filter screen;

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Example 1

The utility model provides a cooling fan blade fixing device as shown in fig. 3 and 4, including flabellum 1, the internally mounted of flabellum 1 has stop gear 2, stop gear 2 includes U template 201, spring 202, damper 203, stopper 204, spacing groove 205, thread groove 206, thread post 207, limiting plate 208, the one end inner wall fixedly connected with spring 202 of U template 201, damper 203 has been cup jointed to the outer wall of spring 202, the one end fixedly connected with stopper 204 of spring 202, the one end grafting of stopper 204 is in the inside of spacing groove 205, the inside of thread groove 206 has thread post 207 through threaded connection, one side fixedly connected with limiting plate 208 of thread post 207.

Wherein: the limiting plate 208 is manually rotated rightward by a user, so that the threaded column 207 is driven to rotate in the threaded groove 206, the threaded column 207 is removed from the threaded groove 206, and the fan blade 1 is manually pulled rightward by the user, so that the limiting block 204 is pulled out of the limiting groove 205, and meanwhile, the spring 202 is driven to contract.

Example 2

On the basis of the first embodiment, the scheme in the first embodiment is further introduced in detail in combination with the following specific working modes, and the details are described below:

as shown in fig. 2, in some embodiments of the present utility model, an output shaft 3 is inserted into the fan blade 1, an outer wall of the output shaft 3 is inserted into one side of a protection shell 4, and one side of the protection shell 4 is fixedly connected with a connecting plate 5, further, after the device is used for a long time, a user removes a bolt on the connecting plate 5, so that the protection shell 4 is removed.

As shown in fig. 2, in some embodiments of the present utility model, a motor 6 is fixedly connected to one side of the connection plate 5, a connection post 7 is fixedly connected to the bottom of the motor 6, a bottom plate 8 is fixedly connected to the bottom of the connection post 7, and further, the connection post 7 is fixedly supported by the bottom plate 8, so that the motor 6 is fixedly supported by the connection post 7.

As shown in fig. 5, in some embodiments of the present utility model, a clamping groove 9 is formed on the other side of the protective housing 4, a clamping block 10 is inserted into the clamping groove 9, one end of the clamping block 10 is fixedly connected with an elastic ring 11, one end of the elastic ring 11 is fixedly connected with a filter screen 12, further, the clamping block 10 is manually aligned to the clamping groove 9 by a user, and the user manually presses the clamping block 10, so as to drive the elastic ring 11 to shrink.

As shown in fig. 2, in some embodiments of the present utility model, the motor 6 is connected to the fan blade 1 through the output shaft 3, and the output end of the motor 6 is rotatably connected to the output shaft 3, further, the motor 6 is started by a user, so that the output shaft 3 is driven to rotate, and the fan blade 1 is driven to rotate.

In some embodiments of the present utility model, as shown in fig. 3, the U-shaped board 201 is connected with the limiting block 204 through the spring 202, and the outer structure of the limiting block 204 matches with the inner structure of the U-shaped board 201, further, the user pulls the fan blade 1 to the right manually, so as to draw the limiting block 204 out of the limiting groove 205, and simultaneously drive the spring 202 to shrink.

As shown in fig. 4, in some embodiments of the present utility model, the limiting plate 208 is connected to the screw groove 206 through the screw column 207, and the external structure of the screw column 207 is matched with the internal structure of the screw groove 206, and further, the user rotates the limiting plate 208 to the right manually, so as to rotate the screw column 207 in the screw groove 206.

As shown in fig. 5, in some embodiments of the present utility model, the elastic ring 11 is connected to the clamping groove 9 through the clamping block 10, and the external structure of the clamping block 10 is matched with the internal structure of the clamping groove 9, further, the clamping block 10 is manually aligned to the clamping groove 9 by a user, and the user manually presses the clamping block 10, so as to drive the elastic ring 11 to shrink.

As shown in fig. 2, in some embodiments of the present utility model, the motor 6 is connected to the base plate 8 through the connection post 7, and the connection post 7 is disposed in a vertical state with respect to the base plate 8, and further, the connection post 7 is fixedly supported through the base plate 8, so that the motor 6 is fixedly supported through the connection post 7.

As shown in fig. 5, in some embodiments of the present utility model, the spring 202 is connected to the limiting groove 205 through the limiting block 204, and the external structure of the limiting block 204 is matched with the internal structure of the limiting groove 205, further, by withdrawing the limiting block 204 from the limiting groove 205, the spring 202 is driven to shrink.

The working principle of the utility model is as follows: when the cooling fan blade fixing device is used in the later stage, firstly, the device is placed in a device needing cooling treatment, the clamping block 10 is manually aligned to the clamping groove 9 through a user, the clamping block 10 is manually pressed by the user, the elastic ring 11 is driven to shrink, the elastic ring 11 is reset, the clamping block 10 is inserted into the clamping groove 9, the motor 6 is started by the user, the output shaft 3 is driven to rotate, the fan blade 1 is driven to rotate, cooling treatment is carried out on the device needing cooling, the fan blade 1 in the device can be prevented from being damaged by larger sundries through the filter screen 12, the protective shell 4 is taken down through the bolt on the connecting plate 5 after the device is used for a long time, the limit plate 208 is manually rotated rightward through the user, the threaded column 207 is driven to rotate in the threaded groove 206, the threaded column 207 is taken down from the threaded groove 206, the fan blade 1 is manually pulled rightward through the user, the limit block 204 is simultaneously pulled out from the limit groove 205, and the fan blade 1 is simultaneously driven to shrink, and the working principle and the device are taken down.

While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.

Claims

1. The utility model provides a cooling fan blade fixing device, includes flabellum (1), its characterized in that: a limiting mechanism (2) is arranged in the fan blade (1), and the limiting mechanism (2) comprises a U-shaped plate (201), a spring (202), a damper (203), a limiting block (204), a limiting groove (205), a thread groove (206), a thread column (207) and a limiting plate (208);

the U-shaped plate is characterized in that a spring (202) is fixedly connected to the inner wall of one end of the U-shaped plate (201), a damper (203) is sleeved on the outer wall of the spring (202), a limiting block (204) is fixedly connected to one end of the spring (202), one end of the limiting block (204) is inserted into the limiting groove (205), a threaded column (207) is connected to the inside of the threaded groove (206) through threads, and a limiting plate (208) is fixedly connected to one side of the threaded column (207).

2. A cooling fan blade fixing device according to claim 1, wherein: the novel fan blade is characterized in that an output shaft (3) is inserted into the fan blade (1), the outer wall of the output shaft (3) is inserted into one side of a protective shell (4), and a connecting plate (5) is fixedly connected to one side of the protective shell (4).

3. A cooling fan blade fixing device according to claim 2, wherein: one side of connecting plate (5) fixedly connected with motor (6), the bottom fixedly connected with spliced pole (7) of motor (6), the bottom fixedly connected with bottom plate (8) of spliced pole (7).

4. A cooling fan blade fixing device according to claim 2, wherein: clamping grooves (9) are formed in the other side of the protective shell (4), clamping blocks (10) are inserted into the clamping grooves (9), one ends of the clamping blocks (10) are fixedly connected with elastic rings (11), and one ends of the elastic rings (11) are fixedly connected with filter screens (12).

5. A cooling fan blade fixing device according to claim 3, wherein: the motor (6) is connected with the fan blades (1) through the output shaft (3), and the output end of the motor (6) is rotationally connected with the output shaft (3).

6. A cooling fan blade fixing device according to claim 1, wherein: the U-shaped plate (201) is connected with the limiting block (204) through a spring (202), and the outer structure of the limiting block (204) is matched with the inner structure of the U-shaped plate (201).

7. A cooling fan blade fixing device according to claim 1, wherein: the limiting plate (208) is connected with the thread groove (206) through the thread column (207), and the outer structure of the thread column (207) is matched with the inner structure of the thread groove (206).

8. The cooling fan blade fixing device according to claim 4, wherein: the elastic ring (11) is connected with the clamping groove (9) through the clamping block (10), and the outer structure of the clamping block (10) is matched with the inner structure of the clamping groove (9).

9. A cooling fan blade fixing device according to claim 3, wherein: the motor (6) is connected with the bottom plate (8) through the connecting column (7), and the connecting column (7) and the bottom plate (8) are arranged in a vertical state.

10. The cooling fan blade fixing device according to claim 4, wherein: the spring (202) is connected with the limiting groove (205) through the limiting block (204), and the outer structure of the limiting block (204) is matched with the inner structure of the limiting groove (205).