CN216477930U

CN216477930U - Novel industrial fan

Info

Publication number: CN216477930U
Application number: CN202122569419.7U
Authority: CN
Inventors: 柳西; 赵亚楠; 马克欲; 张伟
Original assignee: Cic Luoyang Heavy Machinery Co ltd
Current assignee: Cic Luoyang Heavy Machinery Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-05-10
Anticipated expiration: 2031-10-25

Abstract

The utility model discloses a novel industrial fan, which comprises a support, wherein a motor is arranged in the support, the shaft end of the motor penetrates through the support to extend downwards, the end part of the motor is connected with a wheel disc, a step hole is formed in the central position below the wheel disc, an end cover is arranged in the step hole, a bolt is arranged in the central position of the end cover and is connected to the central position of a motor shaft, a plurality of through holes which are uniformly distributed around the center of the wheel disc are formed in the surface of the wheel disc and are communicated with the step hole of the wheel disc, a long bolt is arranged at the through hole and is connected with the end cover and the wheel disc, the novel industrial fan is simple in design structure and convenient to use, the problem of overall shaking can be prevented in the using process, a steel wire rope penetrates through the inside of a fan blade, and when the fan blade is broken, the steel wire rope is used for connecting an anti-falling ring, so as to prevent the fan blade from falling; when the wheel disc protection device is used, the wheel disc is protected through the protection plate, the wheel disc and the fan blades are prevented from falling, and the wheel disc protection device has the advantage of high safety.

Description

Novel industrial fan

Technical Field

The utility model belongs to the technical field of design of industrial fan parts, and particularly relates to a novel industrial fan.

Background

The industrial fan is widely applied to high and large spaces such as industrial factory buildings, logistics storage, waiting rooms, exhibition halls, gymnasiums, business halls and the like, and is used as a common industrial machine for space ventilation and personnel cooling. The industrial fan can push a large amount of airflow to the ground, and an airflow layer with a certain height moves horizontally on the ground, so that the whole air circulation is promoted, and the advantages of omnibearing ground coverage and three-dimensional air circulation are realized. The maximum diameter of the large industrial fan can reach 7.3 meters, and the streamline fan blade manufactured by adopting the aerodynamic principle and the advanced process can drive a large amount of air by only adopting 1.5KW to generate an ultra-large area natural breeze system, thereby playing the dual functions of ventilation and cooling.

The wheel disc is an important part for connecting a motor spindle and fan blades in an industrial fan, the structure of the wheel disc in the prior art is often complex, the difficulty is high during manufacturing and processing, and the cost investment is too high; in addition, the existing industrial fan has a shaking problem in the using process, so that certain potential safety hazards are caused, and the motor of the fan is exposed outside, so that dust is easy to enter the motor after long-term use, and the motor is damaged; when the flabellum fracture appears, there is not perfect safeguard measure, causes certain potential safety hazard for the staff of below to and when using, the bolt that rim plate and motor link to each other appears becoming flexible and causes the problem that rim plate and flabellum wholly drop.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a novel industrial fan which is simple and reasonable in structural design and convenient to use, can prevent the problem of overall shaking in the using process, adopts a steel wire rope to penetrate through the inside of a fan blade, and prevents the fan blade from falling off by connecting an anti-falling ring through the steel wire rope when the fan blade is broken; when the wheel disc protective device is used, the wheel disc is protected through the protective plate, the wheel disc and the fan blades are prevented from falling, and the wheel disc protective device has the advantage of high safety.

The technical scheme adopted by the utility model is as follows: a novel industrial fan comprises a bracket, a motor is arranged in the bracket, the shaft end of the motor passes through the bracket to extend downwards, the end part of the motor is connected with a wheel disc, a step hole is arranged at the central position below the wheel disc, an end cover is arranged in the step hole, a bolt is arranged at the central position of the end cover and is connected with the central position of a motor shaft, a plurality of through holes which are uniformly distributed around the center of the wheel disc are arranged on the surface of the wheel disc and are communicated with the step holes of the wheel disc, after installing rectangular bolt and rectangular bolt in through-hole department and linking to each other end cover and rim plate, the upper end of rectangular bolt is connected with an accessory plate, and the diameter of accessory plate is greater than the diameter of the circular boss of rim plate upper surface, and the external diameter department cover of the circular boss in rim plate top is equipped with the guard plate, and the internal diameter of guard plate is less than the external diameter of accessory plate, and the guard plate passes through the bolt with the support and links to each other, and threaded hole two is seted up on the surface of rim plate.

The wheel disc comprises a disc-shaped body, a circular boss is integrally connected to the center of the body, a plurality of grooves which are evenly distributed around the center of the body are formed in the surface of the body, a first threaded hole is formed in each groove, and a fan blade assembly is connected to the groove through a bolt.

The fan blade assembly comprises a fan blade plate, two rib plates for reinforcing the integral structure of the fan blade plate are arranged in the inner cavity of the fan blade plate along the length direction, a clamping groove is formed in the side face position of each rib plate, a steel wire rope is installed in the clamping groove, the steel wire rope is wound on the outer side surfaces of the two rib plates, and the end portion of the steel wire rope is connected with an anti-falling ring installed at the two positions of the threaded hole.

The fan blade assembly further comprises a fan blade connecting plate arranged at the end of the fan blade plate, one end of the fan blade connecting plate is connected with the fan blade plate through a bolt, and the other end of the fan blade connecting plate is embedded in a groove formed in the surface of the body and is fixed at the position of the first threaded hole through a bolt.

The central position of the wheel disc is provided with a central hole with the size equal to that of the motor shaft, the middle position of the central hole is provided with a limiting ring with the diameter size smaller than that of the central hole, and the end part of the motor shaft is abutted against the end face of the limiting ring.

The support is two open-ended framework type structure, and the support includes roof, two curb plates and bottom plate, and the motor passes through bolted connection on the bottom plate, has seted up the louvre at the intermediate position of two curb plates, and the dust cover is installed to two openings part of support.

The dust cover is made of plastic.

And the surface positions of the two side plates of the bracket are provided with connecting rings.

When the novel industrial fan is installed, the top plate of the support is fixed to the top of a workshop, in addition, in order to avoid the shaking of the whole fan in the using process, the support is fixed through a rope, specifically, the upper end of the rope is connected to the top of the workshop, and the lower end of the rope is connected with a connecting ring on the side face of the support, so that the support is further reinforced, and the shaking is prevented; when the air flow control device is used, the motor is started to drive the wheel disc below to rotate, then the fan blade plates on the wheel disc are driven to rotate, and when the fan blade plates work, air flow can be pushed to the ground, so that air flow in a workshop is accelerated; the steel wire rope arranged in the fan blade plate can safely protect the fan blade plate under the condition that the fan blade plate is broken, and the end part of the steel wire rope is connected to the anti-falling ring, so that the broken fan blade plate can be prevented from falling off, and safety accidents are prevented; when the bolt that is used for connecting rim plate and motor shaft produced not hard up, in order to avoid rim plate and flabellum subassembly directly to drop, adopt guard plate and accessory plate to play safety protection's effect, when the rim plate drops promptly, the accessory plate drops along with the rim plate together, when the lower surface of accessory plate and the upper surface of guard plate in contact with each other, because the guard plate is connected with the support, can prevent the accessory plate to continue the whereabouts to the whereabouts of rim plate has been avoided.

The end of the motor penetrates through the support to extend downwards, the end of the motor is connected with the wheel disc, a step hole is formed in the center of the lower portion of the wheel disc, an end cover is installed in the step hole, and a bolt is installed in the center of the end cover and connected to the center of the motor shaft; the purpose of this is: the wheel disc is used for realizing the connection between the motor and the fan blade plate, has the advantages of simple structure and convenience in processing, and can reduce the production difficulty and the cost input; the wheel disc is connected with the motor through the key strips, the axial positions of the wheel disc and the motor are limited through the end covers, and the stability of the connecting structure is improved.

The surface of the wheel disc is provided with a plurality of through holes which are uniformly distributed around the center of the wheel disc, the through holes are communicated with step holes of the wheel disc, a long bolt is arranged at the through hole and is used for connecting the end cover with the wheel disc, the upper end of the long bolt is connected with an auxiliary plate, and the diameter of the auxiliary plate is larger than that of a circular boss on the upper surface of the wheel disc; the purpose of this is: the auxiliary plate is fixed above the wheel disc, and because the space between the wheel disc and the bracket is small, bolts are inserted in the way of forming through holes in the wheel disc, so that the reduction of the whole weight of the wheel disc is facilitated, the auxiliary plate is also convenient to disassemble and assemble, and the effect of facilitating assembly is achieved; the diameter of the auxiliary plate is larger than that of the circular boss, so that when the wheel disc falls, the lower surfaces of the periphery of the auxiliary plate can contact the protection plate below the auxiliary plate, and the purpose of limiting is achieved.

A protection plate is sleeved at the outer diameter of the circular boss above the wheel disc, the inner diameter of the protection plate is smaller than the outer diameter of the auxiliary plate, and the protection plate is connected with the support through a bolt; the purpose of this is: when normal use, the guard plate can keep relative stillness with the support, can not lead to the fact the rotation of rim plate and flabellum to interfere, and when the condition that the rim plate dropped appeared, the guard plate can contact with the accessory plate to play the effect of protection, the security is high.

The utility model has the beneficial effects that:

the anti-falling fan blade is simple in design structure and convenient and fast to use, the problem of overall shaking can be prevented in the using process, the steel wire rope penetrates through the inside of the fan blade, and when the fan blade is broken, the steel wire rope is used for connecting the anti-falling ring to prevent the fan blade from falling; when the wheel disc protective device is used, the wheel disc is protected through the protective plate, the wheel disc and the fan blades are prevented from falling, and the wheel disc protective device has the advantage of high safety.

Drawings

FIG. 1 is an assembly schematic of the present invention;

FIG. 2 is a perspective view of the stand of the present invention;

FIG. 3 is a perspective view of the wheel disc of the present invention;

FIG. 4 is a cross-sectional view of the wheel disc of the present invention;

FIG. 5 is a perspective view of a fan blade assembly of the present invention;

FIG. 6 is a cross-sectional view of a fan blade of the present invention.

The labels in the figure are: 1. a support; 101. a top plate; 102. a dust cover; 103. heat dissipation holes; 104. a side plate; 105. a base plate; 2. a fan blade assembly; 201. a leaf plate; 2011. a rib plate; 2012. a card slot; 202. a fan blade connecting plate; 203. a wire rope; 3. an end cap; 4. a wheel disc; 401. a body; 402. a circular boss; 403. a first threaded hole; 404. a groove; 405. a second threaded hole; 406. a through hole; 407. a limiting ring; 408. a stepped bore; 409. a central bore; 5. an anti-drop ring; 6. a protection plate; 7. an auxiliary plate; 8. a connecting ring; 9. an electric motor.

Detailed Description

The following detailed description of embodiments of the utility model is provided in connection with the accompanying drawings.

As shown in the figure, the novel industrial fan comprises a support 1, a motor 9 is installed inside the support 1, the shaft end of the motor 9 penetrates through the support 1 to extend downwards, the end portion of the shaft end is connected with a wheel disc 4, a step hole 408 is formed in the center position below the wheel disc 4, an end cover 3 is installed in the step hole 408, a bolt is installed in the center position of the end cover 3 and is connected to the center position of the shaft of the motor 9 through the bolt, a plurality of through holes 406 which are evenly distributed around the center of the wheel disc 4 are formed in the surface of the wheel disc 4, the through holes 406 are communicated with the step hole 408 of the wheel disc 4, a strip bolt is installed at the through holes 406 and is used for connecting the end cover 3 with the wheel disc 4, an auxiliary plate 7 is connected to the upper end of the strip bolt, the diameter of the auxiliary plate 7 is larger than that of a circular boss 402 on the upper surface of the wheel disc 4, a protection plate 6 is sleeved at the outer diameter of the circular boss 402 above the wheel disc 4, and the inner diameter of the protection plate 6 is smaller than that of the auxiliary plate 7, the protection plate 6 is connected with the support 1 through bolts, and a second threaded hole 405 is formed in the surface of the wheel disc 4.

The wheel disc 4 comprises a disc-shaped body 401, a circular boss 402 is integrally connected to the center of the body 401, a plurality of grooves 404 are formed in the surface of the body 401 and evenly distributed around the center of the body 401, first threaded holes 403 are formed in the grooves 404, and fan blade assemblies 2 are connected to the positions of the grooves 404 through bolts; so set up, be in order to reduce the processing degree of difficulty of traditional rim plate 4 structure, recess 404 position adopts the mode of milling to process, reduces the cost of processing.

The fan blade assembly 2 comprises a fan blade plate 201, two rib plates 2011 used for reinforcing the integral structure of the fan blade plate 201 are arranged in the inner cavity of the fan blade plate 201 along the length direction, clamping grooves 2012 are formed in the side surfaces of the rib plates 2011, a steel wire rope 203 is installed in the clamping grooves 2012, the steel wire rope 203 is wound on the outer side surfaces of the two rib plates 2011, and the end portions of the steel wire rope 203 are connected with anti-falling rings 5 installed at the positions of two threaded holes 405; according to the arrangement, the rib plate 2011 is adopted to reinforce the integral structure of the flabellum 201, the damage probability of the flabellum 201 is reduced, the steel wire rope 203 is used for penetrating through the interior of the flabellum 201, when the flabellum 201 is broken, the broken flabellum 201 can be connected through the steel wire rope 203, and the end part of the steel wire rope 203 is fixed on the anti-falling ring 5, so that the broken flabellum 201 is prevented from falling down; the position at draw-in groove 2012 is installed to wire rope 203, is in order to carry on spacingly to wire rope 203, prevents that louver 201 is at the pivoted in-process, causes wire rope 203 to strike louver 201 inner wall and produce the noise scheduling problem.

The fan blade assembly 2 further comprises a fan blade connecting plate 202 installed at the end of the fan blade plate 201, one end of the fan blade connecting plate 202 is connected with the fan blade plate 201 through a bolt, and the other end of the fan blade connecting plate 202 is embedded in a groove 404 formed in the surface of the body 401 and fixed at the position of the first threaded hole 403 through a bolt.

The central position of rim plate 4 is seted up the centre bore 409 that equals with motor 9 axle size, and the intermediate position of centre bore 409 is provided with the spacing ring 407 that diameter size is less than centre bore 409, and the tip of motor 9 axle is connected with the terminal surface looks butt of spacing ring 407, and spacing ring 407 is used for carrying out axial spacing to the equipment of rim plate 4 and motor 9 axle.

Support 1 is two open-ended frame type structure, and support 1 includes roof 101, two curb plates 104 and bottom plate 105, and motor 9 passes through bolted connection on bottom plate 105, has seted up louvre 103 at the intermediate position of two curb plates 104, and dust cover 102 is installed to two openings part of support 1, and wherein, dust cover 102 is the plastics material, has the advantage of matter light, corrosion-resistant, with low costs for prevent that a large amount of dust from getting into inside support 1, cause motor 9's damage.

The connecting rings 8 are installed on the surface positions of the two side plates 104 of the support 1 and used for connecting ropes, the other ends of the ropes are connected to the top of a workshop, a reinforcing effect is further achieved when the support 1 is fixed, and the problem that the support 1 shakes when in use is prevented.

When the novel industrial fan is installed, the top plate 101 of the support 1 is fixed to the top of a workshop, in addition, in order to avoid the whole fan from shaking in the using process, the support 1 is fixed by adopting a rope, specifically, the upper end of the rope is connected to the top of the workshop, and the lower end of the rope is connected with the connecting ring 8 on the side surface of the support 1, so that the support 1 is further reinforced, and the shaking is prevented; when the air flow control device is used, the motor 9 is started to drive the wheel disc 4 below to rotate and then drive the fan blade plates 201 on the wheel disc 4 to rotate, and when the fan blade plates 201 work, air flow can be pushed to the ground, so that air flow in a workshop is accelerated; the steel wire rope 203 installed inside the fan blade plate 201 can safely protect the fan blade plate 201 when the fan blade plate 201 is broken, and the end part of the steel wire rope 203 is connected to the anti-falling ring 5, so that the broken fan blade plate 201 can be prevented from falling off, and safety accidents are prevented; when the bolt that is used for connecting rim plate 4 and motor 9 axle produces not hard up, in order to avoid rim plate 4 and flabellum subassembly 2 directly to drop, adopt guard plate 6 and accessory plate 7 to play safety protection's effect, when rim plate 4 drops promptly, accessory plate 7 drops along with rim plate 4 together, when the lower surface of accessory plate 7 and the upper surface of guard plate 6 contact each other, because guard plate 6 is connected with support 1, can prevent accessory plate 7 to continue the whereabouts, thereby the whereabouts of rim plate 4 has been avoided.

Claims

1. A novel industrial fan is characterized in that: the motor comprises a bracket, the internally mounted of support has the motor, the axle head of motor passes support downwardly extending and end connection has the rim plate, the below central point of rim plate puts and has seted up a step hole, the downthehole end cover of installing of step, the central point of end cover puts the central point of installing bolt and bolted connection at the motor shaft and puts, set up a plurality of through-holes around rim plate center evenly distributed on the rim plate surface, the through-hole is linked together with the step hole of rim plate, after rectangular bolt and rectangular bolt link to each other end cover and rim plate with the rim plate at through-hole department, the upper end of rectangular bolt is connected with an accessory plate, the diameter of accessory plate is greater than the diameter of the circular boss of rim plate upper surface, the external diameter department cover of the circular boss in rim plate top is equipped with the guard plate, the internal diameter of guard plate is less than the external diameter of accessory plate, the guard plate passes through the bolt with the support and links to each other, screw hole two has been seted up on the surface of rim plate.

2. A new industrial fan, according to claim 1, characterized in that: the wheel disc comprises a disc-shaped body, a circular boss is integrally connected to the center of the body, a plurality of grooves which are evenly distributed around the center of the body are formed in the surface of the body, a first threaded hole is formed in each groove, and the groove is connected with a fan blade assembly through a bolt.

3. A new industrial fan, according to claim 2, characterized in that: the fan blade assembly comprises a fan blade plate, two rib plates for reinforcing the whole structure of the fan blade plate are arranged in the inner cavity of the fan blade plate along the length direction, a clamping groove is formed in the side position of each rib plate, a steel wire rope is installed in the clamping groove, the steel wire rope is wound on the outer side surfaces of the two rib plates, and the end portion of the steel wire rope is connected with an anti-falling ring installed at the two positions of the threaded hole.

4. A new industrial fan, according to claim 3, characterized in that: the fan blade assembly further comprises a fan blade connecting plate arranged at the end part of the fan blade plate, one end of the fan blade connecting plate is connected with the fan blade plate through a bolt, and the other end of the fan blade connecting plate is embedded in a groove formed in the surface of the body and is fixed at the position of the first threaded hole through a bolt.

5. A new industrial fan, according to claim 1, characterized in that: the central position of the wheel disc is provided with a central hole with the same size as the motor shaft, the middle position of the central hole is provided with a limiting ring with the diameter size smaller than the central hole, and the end part of the motor shaft is abutted against the end surface of the limiting ring.

6. A new industrial fan, according to claim 1, characterized in that: the support is two open-ended framework type structure, and the support includes roof, two curb plates and bottom plate, and the motor passes through bolted connection on the bottom plate, has seted up the louvre at the intermediate position of two curb plates, and the dust cover is installed to two openings part of support.

7. The new industrial fan as claimed in claim 6, wherein: the dust cover is made of plastic.

8. A new industrial fan, according to claim 1, characterized in that: the surface positions of the two side plates of the bracket are provided with connecting rings.