CN211692891U

CN211692891U - Fan with protection function

Info

Publication number: CN211692891U
Application number: CN202020061580.6U
Authority: CN
Inventors: 吴辨
Original assignee: Guangzhou Wantong Vention Equipment Co ltd
Current assignee: Guangzhou Wantong Vention Equipment Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-10-16
Anticipated expiration: 2030-01-13

Abstract

The utility model relates to a fan technical field just discloses a fan with protect function, including the fan shell, the bottom fixed mounting of fan shell has the base, the front surface fixed mounting of fan shell have with the inside communicating air-out mouth of pipe of fan shell, the right side movable mounting of fan shell has the apron, the left side fixed mounting of fan shell has the fixing base, the left side movable mounting of fan shell has the motor that is located the fixing base inside, the output shaft department fixed mounting of motor has the pivot. This fan with protect function, through the grip block that sets up on the fixed screw, when overhauing the fan, is convenient for rotate the fixed screw to make the fixed screw drive the spacing ring and promote the grip block, when being promoted through the grip block, be convenient for press from both sides the tight to the pivot, thereby increase the firm effect of being connected between fan seat and the pivot, increased the effect of its protection.

Description

Fan with protection function

Technical Field

The utility model relates to a fan technical field specifically is a fan with protect function.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy.

The existing fan is widely applied and has the advantages of simple structure and convenient operation, the existing fan is an indispensable product in life along with the development of society, aiming at the existing fan, a fan seat is generally sleeved on a rotating shaft in the using process, the rotating shaft is driven by a motor to drive a fan seat to rotate, but with the structure, when the rotating shaft rotates too fast, the rotating speed of the fan seat is too fast, so that the centrifugal force is larger, the rotating shaft and the fan seat can form torsion force because of the instability of the centrifugal force, when the using time is long, the load bearing between the rotating shaft and the fan seat reaches the limit, so that the rotating shaft and the fan seat are abraded, when the abrasion is larger, the fan seat and the rotating shaft shake, and once no protective measures or structures exist, the fan seat can be separated from the rotating shaft to cause danger, the requirement of the society is difficult to meet, so a fan with a protection function is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a fan with protect function, possess the advantage that has protect function, current fan has been solved, the in-process fan seat that uses generally all cup joints in the pivot, thereby it realizes rotating to drive the pivot through the motor, but this structure, when the pivot rotational speed is too fast, the rotational speed of fan seat also can be too fast, thereby make centrifugal force great, can form torsion because centrifugal force's unstability between pivot and the fan seat so, after long time of service life, load between pivot and the fan seat bears and reaches the limit, thereby make and produce wearing and tearing between pivot and the fan seat, when wearing and tearing are great, just make fan seat and pivot production rock, in case do not have safeguard measure or structure, just can cause the fan seat to break away from the pivot and take place dangerous problem.

(II) technical scheme

In order to realize the above-mentioned purpose that has protect function, the utility model provides a following technical scheme: a fan with a protection function comprises a fan shell, wherein a base is fixedly installed at the bottom of the fan shell, an air outlet pipe orifice communicated with the interior of the fan shell is fixedly installed on the front surface of the fan shell, a cover plate is movably installed on the right side of the fan shell, a fixed seat is fixedly installed on the left side of the fan shell, a motor located in the fixed seat is movably installed on the left side of the fan shell, a rotating shaft is fixedly installed at an output shaft of the motor, a fan seat is movably installed on the outer portion of the rotating shaft, fan blades are fixedly installed on the outer portion of the fan seat, a butt joint seat extending to the outer portion of the cover plate is movably installed in the fan seat, a butt joint groove is formed in the right side of the rotating shaft, a butt joint column located in the butt joint groove is fixedly installed on the left side of the butt joint seat, a support seat is fixedly installed on the, threaded groove has all been seted up to the front surface and the rear surface of pivot, the equal threaded connection of the front surface of butt joint seat and rear surface has the fixed screw that extends to the threaded groove inside, the equal movable mounting in outside front surface and the rear surface of pivot has the grip block that is located the fixed screw outside.

Preferably, the base and the air outlet pipe opening are integrated with the fan shell, the cover plate corresponds to the fan shell, and the cover plate is connected with the fan shell through a flat head screw.

Preferably, the right side of the motor is fixedly provided with a fixed plate positioned inside the fixed seat, the fan seat is sleeved outside the rotating shaft and corresponds to the rotating shaft, and the number of the fan blades is two.

Preferably, the butt joint seat is inserted in the fan seat and is tightly matched with the fan seat, and the rotating shaft is sleeved outside the butt joint column.

Preferably, the supporting seat and the cover plate are of an integrated structure, and the movable bearing is sleeved outside the butt joint seat.

Preferably, the fixed screw penetrates through the butt joint seat and the clamping block, the clamping block is sleeved outside the fixed screw, and a limiting ring located inside the clamping block is fixedly mounted outside the fixed screw.

(III) advantageous effects

Compared with the prior art, the utility model provides a fan with protect function possesses following beneficial effect:

the fan with the protection function has the advantages that the rotating shaft in the fan seat can be centered conveniently through the butt joint seat arranged on the fan seat, the problem of shaking caused by position inclination is avoided, the right side of the butt joint seat is connected with the supporting seat on the cover plate, the stable effect is achieved when the rotating shaft and the fan seat rotate conveniently, the problem that the fan seat cannot be balanced by means of the connection of one side surface of the rotating shaft alone is avoided, the fan seat is effectively protected from shaking, the fan seat can be connected stably by means of the fixing screws through the fixing screws arranged on the fan seat, the problem that the torsion is large and abrasion is generated between the fan seat and the rotating shaft due to large rotating speed is avoided, the fixing screws can be rotated conveniently when the fan is overhauled through the clamping blocks arranged on the fixing screws, so that the fixing screws drive the limiting rings to push the clamping blocks, when being promoted through the grip block, be convenient for press from both sides the tight to the pivot to increase the firm effect of being connected between fan seat and the pivot, increased the effect of its protection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a partial sectional view of the right side of the fan base of the present invention.

In the figure: the fan comprises a fan shell 1, a base 2, an air outlet pipe opening 3, a cover plate 4, a fixing seat 5, a motor 6, a rotating shaft 7, a fan seat 8, a fan blade 9, a butt joint seat 10, a butt joint groove 11, a butt joint column 12, a supporting seat 13, a movable bearing 14, a threaded groove 15, a fixing screw 16 and a clamping block 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a fan with protection function comprises a fan housing 1, a base 2 is fixedly installed at the bottom of the fan housing 1, an air outlet pipe 3 communicated with the inside of the fan housing 1 is fixedly installed on the front surface of the fan housing 1, the base 2 and the air outlet pipe 3 are integrated with the fan housing 1, a cover plate 4 is movably installed at the right side of the fan housing 1, the cover plate 4 corresponds to the fan housing 1, the cover plate 4 is connected with the fan housing 1 through a flat head screw, a fixing base 5 is fixedly installed at the left side of the fan housing 1, a motor 6 located inside the fixing base 5 is movably installed at the left side of the fan housing 1, a fixing plate located inside the fixing base 5 is fixedly installed at the right side of the motor 6, a rotating shaft 7 is fixedly installed at an output shaft of the motor 6, a fan base 8 is movably installed at the outside of the rotating shaft 7, and, outside fixed mounting of fan seat 8 has fan leaf 9, the quantity of fan leaf 9 is two, the inside movable mounting of fan seat 8 has the butt joint seat 10 that extends to apron 4 outside, butt joint seat 10 with peg graft at fan seat 8 and rather than closely cooperating, butt joint groove 11 has been seted up on the right side of pivot 7, butt joint seat 10's left side fixed mounting has the butt joint post 12 that is located butt joint groove 11 inside, pivot 7 cup joints in butt joint post 12's outside, apron 4's right side fixed mounting has supporting seat 13, supporting seat 13's inside movable mounting has the movable bearing 14 that is located butt joint seat 10 outside, supporting seat 13 and apron 4 be the integral structure, movable bearing 14 cup joints in butt joint seat 10's outside, thread groove 15 has all been seted up to pivot 7's front surface and rear surface, butt joint seat 10's front surface and the equal threaded connection in rear surface have the fixed screw 16 that extends to thread groove 15 inside, pivot 7's outside front surface and the equal movable mounting in rear surface have the grip block 17 that is The fixing screw 16 penetrates through the butt joint seat 10 and the clamping block 17, the clamping block 17 is sleeved outside the fixing screw 16, and a limiting ring located inside the clamping block 17 is fixedly installed outside the fixing screw 16.

In summary, in the fan with protection function, the butt joint seat 10 arranged on the fan seat 8 is used for facilitating the centering of the rotating shaft 7 inside the fan seat 8 and avoiding the problem of shaking caused by position inclination, and the right side of the butt joint seat 10 is connected with the support seat 13 on the cover plate 4, thereby facilitating the stable effect of the rotating shaft 7 and the fan seat 8 when rotating, avoiding the problem that the fan seat 8 is not balanced by the connection of one side surface of the rotating shaft 7 alone, thereby effectively protecting the fan seat 8 from shaking, facilitating the fan seat 8 to achieve the effect of stable connection by the fixing screw 16 through the fixing screw 16 arranged on the fan seat 8, avoiding the problem that the torsion is larger due to larger rotating speed and the abrasion is generated between the fan seat 8 and the rotating shaft 7, and when the fan is overhauled by the clamping block 17 arranged on the fixing screw 16, it rotates set screw 16 to be convenient for to make set screw 16 drive the spacing ring and promote grip block 17, when being promoted through grip block 17, be convenient for press from both sides the tight to pivot 7, thereby increase the firm effect of being connected between fan seat 8 and the pivot 7, increased the effect of its protection.

It is to be noted that 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, an element defined by the phrase "comprising an … …" 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fan with protect function, includes fan shell (1), its characterized in that: the fan is characterized in that a base (2) is fixedly installed at the bottom of the fan shell (1), an air outlet pipe opening (3) communicated with the interior of the fan shell (1) is fixedly installed on the front surface of the fan shell (1), a cover plate (4) is movably installed on the right side of the fan shell (1), a fixing seat (5) is fixedly installed on the left side of the fan shell (1), a motor (6) located inside the fixing seat (5) is movably installed on the left side of the fan shell (1), a rotating shaft (7) is fixedly installed at an output shaft of the motor (6), a fan seat (8) is movably installed outside the rotating shaft (7), fan blades (9) are fixedly installed outside the fan seat (8), a butt joint seat (10) extending to the exterior of the cover plate (4) is movably installed inside the fan seat (8), and a butt joint groove (11) is formed in the right side of the, the left side fixed mounting of butt joint seat (10) has butt joint post (12) that is located butt joint groove (11) inside, the right side fixed mounting of apron (4) has supporting seat (13), the inside movable mounting of supporting seat (13) has and is located butt joint seat (10) outside loose bearing (14), thread groove (15) have all been seted up with the rear surface to the front surface of pivot (7), the front surface of butt joint seat (10) has with the equal threaded connection of rear surface and extends to the inside fixed screw (16) of thread groove (15), the outside front surface of pivot (7) has with the equal movable mounting of rear surface and is located outside grip block (17) of fixed screw (16).

2. The fan with the protection function according to claim 1, characterized in that: the base (2) and the air outlet pipe opening (3) are of an integrated structure with the fan shell (1), the cover plate (4) corresponds to the fan shell (1), and the cover plate (4) is connected with the fan shell (1) through a flat head screw.

3. The fan with the protection function according to claim 1, characterized in that: the right side of the motor (6) is fixedly provided with a fixed plate positioned in the fixed seat (5), the fan seat (8) is sleeved outside the rotating shaft (7) and corresponds to the rotating shaft, and the number of the fan blades (9) is two.

4. The fan with the protection function according to claim 1, characterized in that: the butt joint seat (10) is inserted in the fan seat (8) and is tightly matched with the fan seat, and the rotating shaft (7) is sleeved outside the butt joint column (12).

5. The fan with the protection function according to claim 1, characterized in that: the supporting seat (13) and the cover plate (4) are of an integrated structure, and the movable bearing (14) is sleeved outside the butt joint seat (10).

6. The fan with the protection function according to claim 1, characterized in that: the fixed screw (16) runs through the butt joint seat (10) and the clamping block (17), the clamping block (17) is sleeved outside the fixed screw (16), and the external fixed mounting of the fixed screw (16) is provided with a limiting ring located inside the clamping block (17).