CN218235619U

CN218235619U - Can prevent high altitude cooling tower fan of vibration

Info

Publication number: CN218235619U
Application number: CN202223112174.6U
Authority: CN
Inventors: 孙京科; 尹军; 王锡菊; 徐刚; 迟正华; 王锡茶
Original assignee: Laizhou Cooling Tower Fan Manufacturing Co ltd
Current assignee: Laizhou Cooling Tower Fan Manufacturing Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-01-06
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a tower fan technical field's a can prevent high altitude cooling tower fan of vibration, including driving motor, driving motor's top is provided with installation mechanism, driving motor's below is provided with and falls the mechanism that shakes, driving motor's transmission end fixed mounting has the motor bull stick, the outside of motor bull stick is provided with first carousel, fixed mounting has the steel loop on the first carousel, equal fixed mounting has first rubber pad between per two steel loops, the inboard of steel loop is provided with fan pole, be provided with the second carousel under the first carousel, fixed mounting has the second rubber pad on the inner wall of second carousel, this high altitude cooling tower fan, from the propagation approach of vibration, a plurality of soft adapting unit set for to the propagation approach of the whole vibration of fan, through increase the soft coupling in the hard coupling and change the mode of hard coupling into the soft coupling, cut off the propagation path of the whole vibration of fan, thereby reduce the vibrational force of fan, avoid the vibration diffusion, avoid the high altitude cooling tower to receive the fan vibration influence.

Description

Can prevent high altitude cooling tower fan of vibration

Technical Field

The utility model relates to a tower fan technical field specifically is a can prevent high altitude cooling tower fan of vibration.

Background

The fan is a driven fluid machine which increases the gas pressure and discharges gas by means of input mechanical energy, is a short form of Chinese habit for gas compression and gas delivery machines, and generally comprises a ventilator, a blower and a wind driven generator; fans are widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and for ventilation and draught of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains, inflating and propelling wind tunnel wind source and air cushion ship, etc.; the cooling tower is a device which uses water as circulating coolant, absorbs heat from a system and discharges the heat to the atmosphere so as to reduce the water temperature; the cooling tower is an evaporation and heat dissipation device which utilizes the principle that heat is taken away by steam volatilization to achieve evaporation and heat dissipation, convection heat transfer, radiation heat transfer and the like to dissipate waste heat generated in industry or refrigeration air conditioners so as to reduce the water temperature, so as to ensure the normal operation of a system, and the device is generally barrel-shaped, so that the cooling tower is named as the cooling tower.

The utility model provides an in can prevent high altitude cooling tower fan of vibration (application number: CN 202221338706.5), includes the support frame, and the top fixed mounting of support frame has a plurality of reinforcement post, and the top fixed mounting of a plurality of reinforcement post has the fixed plate, and the outside equal threaded connection in both sides of support frame has a plurality of screw, and the pentagon recess has been seted up at the top of a plurality of screw, and the inside fixed mounting of a plurality of fixed plate has anti-vibration mechanism, the utility model discloses beneficial effect: the output end of the driving motor is convenient to drive the output shaft around the axis of the driving motor so as to drive the fan blades to work, the driving motor is fixed through the reinforcing frame during working, the device is prevented from continuously vibrating due to unstable fixation of the driving motor during working, and the reinforcing frame and the supporting legs for fixing the driving motor are supported and fixed through the reinforcing columns and the fixing plates when the fan blades rotate, so that the driving motor is more stably fixed, and the driving motor is safer and more stable during running; but the motor in the fan receives its body rotor at the during operation time, the coupler, parts influences such as shaft coupling and drive wheel, must produce the vibration and the noise of certain intensity, when the flabellum atress is rotatory, the lower flabellum of stability receives the air fluid influence easily and vibrates, produce resonance easily between motor and the flabellum, can be higher with this vibration intensity, vibration noise is bigger, after the vibrational force continuation downward diffusion of motor and flabellum, can make the high altitude cooling tower vibrate thereupon, thereby lead to bigger noise production, seriously influence the normal work of high altitude cooling tower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can prevent high altitude cooling tower fan of vibration to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a can prevent high altitude cooling tower fan of vibration, includes driving motor, driving motor's top is provided with installation mechanism, driving motor's below is provided with and falls the mechanism that shakes, driving motor's transmission end fixed mounting has the motor bull stick, fall the mechanism that shakes and include first carousel, steel ring, bolt, first rubber pad, second screw rod post, second carousel, second rubber pad, slot, third screw rod post, connecting screw, nut, screw post, backing plate, gasket and screw, the outside of motor bull stick is provided with first carousel, fixed mounting has the steel ring on the first carousel, per two equal fixed mounting has first rubber pad between the steel ring, the inboard of steel ring is provided with fan pole, be provided with the second carousel under the first carousel, fixed mounting has the second rubber pad on the inner wall of second carousel, first rubber pad and second rubber pad laminate each other and become the siphunculus, fan pole is located between first rubber pad and the second rubber pad.

Optionally, the steel ring is fixedly welded on the first turntable, the fan rods are fixedly connected with the steel ring through bolts, each fan rod is fixedly provided with a fan blade, the outer wall of the first turntable is fixedly provided with a second screw rod column, the second screw rod columns are uniformly wound on the outer wall of the first turntable by taking the middle point of the first turntable as an axis, the outer wall of the second turntable is fixedly provided with a third screw rod column, and the third screw rod columns are uniformly wound on the outer wall of the second turntable by taking the middle point of the second turntable as an axis.

Optionally, be provided with connecting screw between second screw rod post and the third screw rod post, the second screw rod post all is provided with the nut with one side that connecting screw was kept away from to third screw rod post, first carousel and second carousel pass through second screw rod post, third screw rod post, connecting screw and nut fixed connection.

Optionally, the middle part of second carousel is provided with the slot, the motor bull stick is the grafting relation with the slot, the lower extreme fixed mounting of second carousel has the screw thread post, the below of screw thread post is provided with the backing plate, the backing plate is the cylinder structure, backing plate and screw thread post swivelling joint.

Optionally, a gasket is arranged below the base plate, a screw is arranged in the middle of the gasket, a thread groove is formed in the middle of the motor rotating rod, and the screw is rotatably connected with the thread groove.

Optionally, installation mechanism includes connecting support, mounting bracket, first screw rod post, cushion ring, reinforcement pillar and ring frame, driving motor's top fixed mounting has connecting support, and is a plurality of connecting support uses driving motor's mid point to evenly encircle on driving motor's top as the axle.

Optionally, one end of the connecting strut far away from the driving motor is fixedly provided with a mounting rack, and the mounting rack is of a circular ring structure.

Optionally, fixed mounting has a first screw rod post on the outer wall of mounting bracket, and is a plurality of first screw rod post uses the mid point of mounting bracket as the even encircleing of axle on the outer wall of mounting bracket, the below of mounting bracket is provided with cushion ring.

Optionally, each of the middle parts of the connecting pillars is fixedly provided with a reinforcing pillar, one end of the reinforcing pillar, which is far away from the connecting pillars, is fixedly provided with a ring frame, and the ring frame is connected with the driving motor through a bolt body.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, start from the propagation route of vibration, in the subassembly of installation mechanism, set up the buffer washer and be soft adapting unit, other subassemblies are stable components, in the subassembly that falls the mechanism that shakes, set up first rubber pad and second rubber pad and be soft adapting unit, other subassemblies are auxiliary assembly, a plurality of soft adapting unit are set for the propagation route of fan bulk vibration, through increase the soft coupling in the hard coupling and change the mode of hard coupling into soft coupling, cut off the propagation route of fan bulk vibration, avoid the vibration diffusion, avoid high altitude cooling tower to receive fan vibration influence; and a vibration damping pad is required to be arranged at each fastener (a fastener such as a bolt body) so as to reduce the vibration force of the motor and the fan blade.

Drawings

Fig. 1 is a schematic structural view of the utility model in a three-dimensional front view;

fig. 2 is a schematic structural view of the present invention in a front plan view;

fig. 3 is a schematic plan view of the present invention;

fig. 4 is a first schematic structural view of the present invention in a three-dimensional cross-sectional view;

fig. 5 is a schematic structural diagram of the present invention in a three-dimensional sectional view;

fig. 6 is a schematic structural view of the present invention viewed from the bottom;

fig. 7 is a third schematic structural view of the present invention in a three-dimensional sectional view;

fig. 8 is an enlarged perspective view of a portion a in fig. 6 according to the present invention;

fig. 9 is an enlarged perspective view of the utility model at the position B in fig. 7;

fig. 10 is an exploded view of a part of the structure of the vibration reducing mechanism of the present invention.

In the figure: 1. a drive motor; 2. an installation mechanism; 201. connecting the supporting columns; 202. a mounting frame; 203. a first screw column; 204. a cushion washer; 205. reinforcing the support; 206. a ring frame; 3. a vibration reduction mechanism; 301. a first turntable; 302. a steel ring; 303. a bolt; 304. a first rubber pad; 305. a second screw column; 306. a second turntable; 307. a second rubber pad; 308. inserting slots; 309. a third screw column; 310. connecting a screw rod; 311. a nut; 312. a threaded post; 313. a base plate; 314. a gasket; 315. a screw; 4. a motor rotating rod; 5. a thread groove; 6. a fan lever; 7. a fan blade.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 10, in an embodiment of the present invention, an overhead cooling tower blower capable of preventing vibration includes a driving motor 1, a mounting mechanism 2 is disposed above the driving motor 1, a vibration reduction mechanism 3 is disposed below the driving motor 1, a motor rotating rod 4 is fixedly mounted at a transmission end of the driving motor 1, the vibration reduction mechanism 3 includes a first rotating disk 301, a steel ring 302, a bolt 303, a first rubber pad 304, a second screw rod column 305, a second rotating disk 306, a second rubber pad 307, a slot 308, a third screw rod column 309, a connecting screw 310, a nut 311, a screw rod 312, a backing plate 313, a gasket 314, and a screw 315, the first rotating disk 301 is disposed at an outer side of the motor rotating rod 4, the steel ring 302 is fixedly mounted on the first rotating disk 301, the first rubber pad 304 is fixedly mounted between every two steel rings 302, the fan rod 6 is disposed at an inner side of the steel ring 302, the second rotating disk 306 is disposed right below the first rotating disk 301, a second rubber pad 307 is fixedly arranged on the inner wall of the second rotary table 306, the first rubber pad 304 and the second rubber pad 307 are mutually attached to form a through pipe, a fan rod 6 is positioned between the first rubber pad 304 and the second rubber pad 307, a steel ring 302 is fixedly welded on the first rotary table 301, the fan rod 6 is fixedly connected with the steel ring 302 through a bolt 303, each fan blade 7 is fixedly arranged on each fan rod 6, a second screw rod column 305 is fixedly arranged on the outer wall of the first rotary table 301, a plurality of second screw rod columns 305 uniformly surround the outer wall of the first rotary table 301 by taking the middle point of the first rotary table 301 as an axis, a third screw rod column 309 is fixedly arranged on the outer wall of the second rotary table 306, a plurality of third screw rod columns 309 uniformly surround the outer wall of the second rotary table 306 by taking the middle point of the second rotary table 306 as an axis, a connecting screw rod 310 is arranged between the second screw rod column 305 and the third screw rod column 309, nuts 311 are arranged on the sides, far away from the connecting screw 310, of the second screw column 305 and the third screw column 309, the first rotary disc 301 and the second rotary disc 306 are fixedly connected through the second screw column 305, the third screw column 309, the connecting screw 310 and the nut 311, a slot 308 is arranged in the middle of the second rotary disc 306, the motor rotary rod 4 and the slot 308 are in a splicing relation, a threaded column 312 is fixedly installed at the lower end of the second rotary disc 306, a backing plate 313 is arranged below the threaded column 312, the backing plate 313 is in a cylindrical structure, the backing plate 313 is rotatably connected with the threaded column 312, a gasket 314 is arranged below the backing plate 313, a screw 315 is arranged in the middle of the gasket 314, a threaded groove 5 is arranged in the middle of the motor rotary rod 4, and the screw 315 is rotatably connected with the threaded groove 5, installing a vibration reduction mechanism 3 on a driving motor 1, firstly installing a first rotary disc 301 on a motor rotary rod 4, installing a fan rod 6 on the first rotary disc 301 through a steel ring 302 and a bolt 303, fixedly connecting the first rotary disc 301 and a second rotary disc 306 through a second screw rod column 305, a third screw rod column 309, a connecting screw rod 310 and a nut 311, enabling a first rubber pad 304 and a second rubber pad 307 to be mutually attached and clamping the fan rod 6 between the first rotary disc 301 and the second rotary disc 306, then rotationally installing a backing plate 313 on a threaded column 312, placing a gasket 314 between the backing plate 313 and a screw 315, and finally rotationally connecting the screw 315 with a threaded groove 5 in the middle of the motor rotary rod 4 so as to finish the installation operation of the vibration reduction mechanism 3;

the installation mechanism 2 comprises a connecting strut 201, an installation frame 202, a first screw rod column 203, a buffer washer 204, a reinforcing strut 205 and a ring frame 206, the connecting strut 201 is fixedly installed at the top end of the driving motor 1, the connecting struts 201 evenly surround the top end of the driving motor 1 by taking the midpoint of the driving motor 1 as an axis, the installation frame 202 is fixedly installed at one end, away from the driving motor 1, of the connecting strut 201, the installation frame 202 is of a circular ring structure, the first screw rod column 203 is fixedly installed on the outer wall of the installation frame 202, the first screw rod columns 203 evenly surround the outer wall of the installation frame 202 by taking the midpoint of the installation frame 202 as an axis, the buffer washer 204 is arranged below the installation frame 202, the reinforcing strut 205 is fixedly installed in the middle of each connecting strut 201, the ring frame 206 is fixedly installed at one end, away from the connecting strut 201, of the ring frame 206 is connected with the driving motor 1 through a bolt body, the installation frame 202, the first screw rod columns 203 and the bolt body integrally install the driving motor 1 and the damping washer 204 on the top of the high-altitude cooling tower, and the installation mechanism 2 is completed by the installation frame 202 and the external bolt body.

The utility model discloses a theory of operation is: before the anti-vibration high-altitude cooling tower fan is used, the driving motor 1 needs to be electrically connected with a high-altitude cooling tower in advance, when the anti-vibration high-altitude cooling tower fan is used, the vibration reduction mechanism 3 is started, the vibration reduction mechanism 3 is installed on the driving motor 1, firstly, the first rotary disc 301 is installed on the motor rotary rod 4, the fan rod 6 is installed on the first rotary disc 301 through the steel ring 302 and the bolt 303, then, the first rotary disc 301 and the second rotary disc 306 are fixedly connected through the second screw rod column 305, the third screw rod column 309, the connecting screw rod 310 and the nut 311, the first rubber pad 304 and the second rubber pad 307 are mutually attached and clamp the fan rod 6 between the first rotary disc and the second rotary disc, then, the backing plate 313 is rotatably installed on the threaded column 312, the gasket 314 is placed between the backing plate 313 and the screw 315, and finally, the screw 315 is rotatably connected with the threaded groove 5 in the middle of the motor rotary rod 4, so that the installation operation of the vibration reduction mechanism 3 is completed; starting the mounting mechanism 2, integrally mounting the driving motor 1 and the vibration reduction mechanism 3 on the top of the high-altitude cooling tower through the mounting frame 202, the first screw rod column 203 and the external bolt body, and arranging a buffer gasket 204 between the mounting frame 202 and the high-altitude cooling tower when the mounting frame 202 is mounted, so as to finish the mounting work of the mounting mechanism 2 and the vibration reduction mechanism 3; when the high-altitude cooling tower is started, the driving motor 1 works along with the high-altitude cooling tower, and the motor rotating rod 4 drives the first rotating disk 301, the second rotating disk 306, the fan rod 6 and the fan blade 7 which are arranged between the first rotating disk and the second rotating disk to rotate so as to manufacture flowing wind energy; in the components of the installation mechanism 2, the buffer gasket 204 is a soft connecting component, the other components are stable components, in the components of the vibration reduction mechanism 3, the first rubber gasket 304 and the second rubber gasket 307 are soft connecting components, the other components are auxiliary components, a plurality of soft connecting components are set aiming at the propagation path of the overall vibration of the fan, the propagation path of the overall vibration of the fan is cut off by adding soft connection in hard connection and changing the hard connection into the soft connection, vibration diffusion is avoided, and the high-altitude cooling tower is prevented from being influenced by the vibration of the fan; and a vibration damping pad is required to be arranged at each fastener (a bolt body and other fasteners) so as to reduce the vibration force of the motor and the fan blade.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 can prevent high altitude cooling tower fan of vibration, includes driving motor (1), the top of driving motor (1) is provided with installation mechanism (2), the below of driving motor (1) is provided with falls mechanism (3) that shakes, the transmission end fixed mounting of driving motor (1) has motor bull stick (4), its characterized in that: the utility model discloses a vibration reduction mechanism (3) is characterized by including first carousel (301), steel ring (302), bolt (303), first rubber pad (304), second screw rod post (305), second carousel (306), second rubber pad (307), slot (308), third screw rod post (309), connecting screw (310), nut (311), screw thread post (312), backing plate (313), gasket (314) and screw (315), the outside of motor bull stick (4) is provided with first carousel (301), fixed mounting has steel ring (302) on first carousel (301), per two equal fixed mounting has first rubber pad (304) between steel ring (302), the inboard of steel ring (302) is provided with fan pole (6), be provided with second carousel (306) under first carousel (301), fixed mounting has second rubber pad (307) on the inner wall of second carousel (306), first rubber pad (304) and second rubber pad (307) laminate each other and do, fan pole (6) are located between first rubber pad (304) and the second rubber pad siphunculus pipe (307).

2. The high altitude cooling tower fan capable of preventing vibration of claim 1, wherein: the steel ring (302) fixed welding is on first carousel (301), fan pole (6) pass through bolt (303) and steel ring (302) fixed connection, every equal fixed mounting has fan blade (7) on fan pole (6), fixed mounting has second screw rod post (305) on the outer wall of first carousel (301), and is a plurality of second screw rod post (305) use the mid point of first carousel (301) as the even encircleing on the outer wall of first carousel (301) of axle, fixed mounting has third screw rod post (309) on the outer wall of second carousel (306), and is a plurality of third screw rod post (309) use the mid point of second carousel (306) as the even encircleing on the outer wall of second carousel (306) of axle.

3. The high-altitude cooling tower fan capable of preventing vibration as claimed in claim 1, wherein: be provided with connecting screw (310) between second screw rod post (305) and third screw rod post (309), one side that connecting screw (310) were kept away from to second screw rod post (305) and third screw rod post (309) all is provided with nut (311), first carousel (301) and second carousel (306) are through second screw rod post (305), third screw rod post (309), connecting screw (310) and nut (311) fixed connection.

4. The high-altitude cooling tower fan capable of preventing vibration as claimed in claim 1, wherein: the middle part of second carousel (306) is provided with slot (308), motor bull stick (4) are the grafting relation with slot (308), the lower extreme fixed mounting of second carousel (306) has screw thread post (312), the below of screw thread post (312) is provided with backing plate (313), backing plate (313) are the cylinder structure, backing plate (313) and screw thread post (312) swivelling joint.

5. The high-altitude cooling tower fan capable of preventing vibration as claimed in claim 1, wherein: a gasket (314) is arranged below the base plate (313), a screw (315) is arranged in the middle of the gasket (314), a thread groove (5) is arranged in the middle of the motor rotating rod (4), and the screw (315) is rotationally connected with the thread groove (5).

6. The high altitude cooling tower fan capable of preventing vibration of claim 1, wherein: installation mechanism (2) are including connecting pillar (201), mounting bracket (202), first screw rod post (203), cushion ring (204), reinforcement pillar (205) and ring frame (206), the top fixed mounting of driving motor (1) has connecting pillar (201), and is a plurality of connecting pillar (201) uses the mid point of driving motor (1) to evenly encircle the top at driving motor (1) as the axle.

7. The high altitude cooling tower fan of claim 6, wherein: one end of the connecting support column (201) far away from the driving motor (1) is fixedly provided with a mounting rack (202), and the mounting rack (202) is of a circular ring structure.

8. The high altitude cooling tower fan capable of preventing vibration of claim 6, wherein: fixed mounting has first screw rod post (203) on the outer wall of mounting bracket (202), and is a plurality of first screw rod post (203) use the mid point of mounting bracket (202) as the even encirclement on the outer wall of mounting bracket (202) of axle, the below of mounting bracket (202) is provided with cushion washer (204).

9. The high altitude cooling tower fan of claim 6, wherein: every the equal fixed mounting in middle part of connecting pillar (201) has reinforcement pillar (205), the one end fixed mounting that connection pillar (201) was kept away from in reinforcement pillar (205) has ring frame (206), ring frame (206) are connected with driving motor (1) through the bolt body.