CN210565183U - Axial fan with shock attenuation bearing structure - Google Patents
Axial fan with shock attenuation bearing structure Download PDFInfo
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- CN210565183U CN210565183U CN201921580043.6U CN201921580043U CN210565183U CN 210565183 U CN210565183 U CN 210565183U CN 201921580043 U CN201921580043 U CN 201921580043U CN 210565183 U CN210565183 U CN 210565183U
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Abstract
The utility model discloses an axial flow fan with a damping support structure, which comprises an axial flow fan body and a damping support unit; a pair of side supporting rings are coaxially sleeved at the left end and the right end of the fan shell; a pair of vertical supporting rods which are symmetrically arranged front and back are formed at the bottom of the side supporting ring; side supporting legs are formed at the bottom of the vertical supporting rod; the pair of adjusting support rings are sleeved on the fan shell and positioned between the pair of side support rings; the middle part of the outer cylindrical surface of the fan shell is provided with three fan-shaped connecting rings which are uniformly distributed circumferentially; a pair of radial guide rods which are arranged symmetrically left and right and are arranged radially are formed on the outer cylindrical surface of the connecting ring; a pressure spring is sleeved on the radial guide rod; the inner side end of the pressure spring is fixed on the outer cylindrical surface of the connecting ring; a pressure spring extrusion device is arranged between the radial guide rod and the pair of adjusting support rings; the pressure spring extrusion device is used for adjusting the pressure spring; utility model advantage: have shock-absorbing function and shock attenuation elasticity is adjustable to be set up for the shock attenuation effect is better.
Description
Technical Field
The utility model relates to an axial fan's technical field, concretely relates to axial fan with shock attenuation bearing structure.
Background
When using axial fan, because the rotation of motor leads to the vibration to outwards transmit its vibration income shell etc. causes serious noise, probably leads to axial fan's mounting structure to appear not hard up simultaneously, has certain risk and not enough.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a purpose provides an axial fan with shock attenuation bearing structure to the poor technical problem of current axial fan shock attenuation effect.
The utility model provides an above-mentioned technical problem's technical scheme as follows: an axial flow fan with a shock-absorbing support structure comprises an axial flow fan body; the axial flow fan body comprises a circular ring cylinder-shaped fan shell; a plurality of connecting rods which are uniformly distributed circumferentially are formed on the inner cylindrical surface of the fan shell; a fan motor is fixed at the inner side end of the connecting rod; an impeller is fixed at the left end of an output shaft of the fan motor; the damping support unit is also included; the damping support unit comprises a pair of annular side support rings and a pair of annular adjusting support rings; a pair of side supporting rings are coaxially sleeved at the left end and the right end of the fan shell; a pair of vertical supporting rods which are symmetrically arranged front and back are formed at the bottom of the side supporting ring; side supporting legs are formed at the bottom of the vertical supporting rod; the pair of adjusting support rings are sleeved on the fan shell and positioned between the pair of side support rings; the pair of adjusting support rings are arranged in a left-right movement mode and are synchronously far away from or close to each other; the middle part of the outer cylindrical surface of the fan shell is provided with three fan-shaped connecting rings which are uniformly distributed circumferentially; a pair of radial guide rods which are arranged symmetrically left and right and are arranged radially are formed on the outer cylindrical surface of the connecting ring; a pressure spring is sleeved on the radial guide rod; the inner side end of the pressure spring is fixed on the outer cylindrical surface of the connecting ring; a pressure spring extrusion device is arranged between the radial guide rod and the pair of adjusting support rings; the pressure spring extrusion device is used for adjusting the pressure spring; the adjusting pressure spring is synchronously far away or close to the pair of adjusting support rings.
Preferably, the compression spring extrusion device comprises three extrusion support plates; the extrusion supporting plate is radially sleeved on the pair of radial guide rods on the corresponding side; the outer side end of the pressure spring abuts against the end face of the inner side of the extrusion support plate; a pair of left and right connecting rods arranged in the left and right directions are formed on the end surfaces close to the pair of side supporting rings; the left and right direction sleeves of the pair of adjusting support rings are arranged on the left and right connecting rods; a driving rod is pivoted between the pair of side supporting rings; the left end and the right end of the driving rod are respectively formed with driving blocks in regular hexagon shapes; the left part and the right part of the driving rod are respectively provided with external thread parts with opposite rotation directions; a pair of adjusting support rings are in threaded connection with different external thread parts of the driving rod; three driving connecting rods which are uniformly distributed circumferentially are hinged on the inner circumferential cylindrical surface of the adjusting support ring; the other end of the driving connecting rod is hinged on the end face of the corresponding side of the extrusion supporting plate.
Preferably, the pair of left and right connecting rods and the driving rod are circumferentially and uniformly distributed.
Preferably, the number of the connecting rods is three and the connecting rods are opposite to the connecting rings on the corresponding side.
Preferably, a pair of movable support rods which are symmetrically arranged front and back are formed at the bottom of the adjusting support ring; a movable supporting plate is fixed at the bottom of the movable supporting rod; a plurality of rollers which are uniformly distributed front and back are formed on the bottom surface of the movable supporting plate; the rollers are arranged on the ground.
Preferably, three pressure spring mounting rods which are uniformly distributed circumferentially and radially arranged are formed on the inner cylindrical surface of the side support ring; the pressure spring arranging rod and the radial guide rod on the corresponding side are positioned on the same symmetrical plane of the fan shell; a gap is formed between the inner side end of the pressure spring mounting rod and the fan shell; a side pressure spring is sleeved on the pressure spring mounting rod; the outer side end of the side pressure spring is fixed on the inner cylindrical surface of the side support ring, and the inner side end of the side pressure spring is fixed on the outer cylindrical surface of the fan shell.
The beneficial effects of the utility model reside in that: have shock-absorbing function and shock attenuation elasticity is adjustable to be set up for the shock attenuation effect is better.
Drawings
Fig. 1 is a schematic structural diagram of the present invention viewed from the right;
3 fig. 32 3 is 3 a 3 schematic 3 structural 3 view 3 of 3 a 3 cross 3 section 3 a 3- 3 a 3 in 3 fig. 31 3 according 3 to 3 the 3 present 3 invention 3; 3
In the figure, 10, an axial fan body; 11. a fan housing; 111. a connecting rod; 112. a connecting ring; 113. a radial guide rod; 12. a fan motor; 13. an impeller; 20. a shock-absorbing support unit; 21. a side support ring; 211. a vertical support bar; 212. side supporting legs; 213. a pressure spring mounting rod; 22. a side pressure spring; 23. adjusting the support ring; 231. moving the support rod; 232. moving the support plate; 233. a roller; 24. a drive link; 25. extruding the support plate; 26. a pressure spring; 27. a drive rod; 271. the block is driven.
Detailed Description
As shown in fig. 1 and 2, an axial flow fan with a shock-absorbing support structure includes an axial flow fan body 10; the axial flow fan body 10 comprises a circular cylindrical fan shell 11; a plurality of connecting rods 111 which are uniformly distributed circumferentially are formed on the inner cylindrical surface of the fan shell 11; a fan motor 12 is fixed at the inner side end of the connecting rod 111; an impeller 13 is fixed at the left end of an output shaft of the fan motor 12; further includes a shock-absorbing support unit 20; the shock-absorbing support unit 20 includes a pair of annular side support rings 21 and a pair of annular adjusting support rings 23; a pair of side support rings 21 are coaxially sleeved at the left end and the right end of the fan shell 11; a pair of vertical support rods 211 symmetrically arranged front and back are formed at the bottom of the side support ring 21; the bottom of the vertical support bar 211 is formed with a side support leg 212; the pair of adjusting support rings 23 are sleeved on the fan shell 11 and are positioned between the pair of side support rings 21; a pair of adjusting support rings 23 are arranged left and right and synchronously far away from or close to each other; three fan-ring-shaped connecting rings 112 which are uniformly distributed circumferentially are formed in the middle of the outer cylindrical surface of the fan shell 11; a pair of radial guide rods 113 which are arranged symmetrically left and right and are arranged in the radial direction are formed on the outer cylindrical surface of the connecting ring 112; a pressure spring 26 is sleeved on the radial guide rod 113; the inner end of the compressed spring 26 is fixed on the outer cylindrical surface of the connecting ring 112; a pressure spring extruding device is arranged between the radial guide rod 113 and the pair of adjusting support rings 23; the pressure spring extrusion device is used for adjusting the pressure spring 26; the pair of adjusting support rings 23 synchronously move away from or close to the adjusting compression spring 26.
As shown in fig. 1 and 2, the pressure spring pressing device includes three pressing support plates 25; the extrusion supporting plate 25 is radially sleeved on a pair of radial guide rods 113 on the corresponding side; the outer end of the pressure spring 26 abuts against the inner end face of the extrusion support plate 25; a pair of left and right connecting rods 28 arranged in the left and right directions are formed on the end surfaces of the pair of side supporting rings 21 adjacent to each other; the pair of adjusting support rings 23 are sleeved on the pair of left and right connecting rods 28 in the left and right direction; a driving rod 27 is pivoted between the pair of side supporting rings 21; a driving block 271 with a regular hexagonal shape is formed at each of the left and right ends of the driving rod 27; the left and right parts of the driving rod 27 are respectively formed with external thread parts with opposite rotation directions; a pair of adjusting support rings 23 are screwed on different external thread parts of the driving rod 27; three driving connecting rods 24 which are uniformly distributed circumferentially are hinged on the inner circumferential cylindrical surface of the adjusting support ring 23; the other end of the driving connecting rod 24 is hinged on the end surface of the corresponding side of the pressing support plate 25.
As shown in fig. 1 and 2, a pair of right and left connecting rods 28 and a driving rod 27 are circumferentially and uniformly distributed.
As shown in fig. 1 and 2, the number of the connecting rods 111 is three and faces the connecting ring 112 of the corresponding side.
As shown in fig. 1 and 2, a pair of movable support rods 231 symmetrically arranged back and forth are formed at the bottom of the adjusting support ring 23; a movable supporting plate 232 is fixed at the bottom of the movable supporting rod 231; a plurality of rollers 233 which are uniformly distributed front and back are formed on the bottom surface of the movable supporting plate 232; the roller 233 is set on the ground.
As shown in fig. 1 and 2, three pressure spring setting rods 213 which are uniformly distributed circumferentially and radially arranged are formed on the inner cylindrical surface of the side support ring 21; the pressure spring mounting rod 213 and the radial guide rod 113 on the corresponding side are positioned on the same symmetrical plane of the fan housing 11; a gap is formed between the inner side end of the pressure spring arranging rod 213 and the fan shell 11; a side pressure spring 22 is sleeved on the pressure spring mounting rod 213; the outer end of the side compression spring 22 is fixed to the inner cylindrical surface of the side support ring 21, and the inner end is fixed to the outer cylindrical surface of the fan housing 11.
The working principle of the axial flow fan with the damping support structure is that;
when the axial flow fan 10 works, the rotation of the fan motor 12 causes vibration, the vibration is transmitted outwards through the connecting rod 111, and the vibration is buffered through the compression spring 26 and the side compression spring 22, so that the vibration absorption effect is achieved; since not all vibrations are harmful, all that is required is a suitable damping capacity of the compression spring 26, in which case the adjustment of the compression spring 26, the adjustment of the spring force of the complete compression spring 26, is effected by moving the pair of adjustment support rings 23 away from or towards each other.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (6)
1. An axial fan with a shock-absorbing support structure, comprising an axial fan body (10); the axial flow fan body (10) comprises a circular ring cylindrical fan shell (11); a plurality of connecting rods (111) which are uniformly distributed on the circumference are formed on the inner cylindrical surface of the fan shell (11); a fan motor (12) is fixed at the inner side end of the connecting rod (111); an impeller (13) is fixed at the left end of an output shaft of the fan motor (12); the method is characterized in that: also comprises a shock absorption supporting unit (20); the damping support unit (20) comprises a pair of annular side support rings (21) and a pair of annular adjusting support rings (23); a pair of side supporting rings (21) are coaxially sleeved at the left end and the right end of the fan shell (11); a pair of vertical support rods (211) which are symmetrically arranged front and back are formed at the bottom of the side support ring (21); side supporting legs (212) are formed at the bottom of the vertical supporting rod (211); the pair of adjusting support rings (23) are sleeved on the fan shell (11) and are positioned between the pair of side support rings (21); a pair of adjusting support rings (23) are arranged left and right and synchronously far away from or close to each other; three fan-shaped connecting rings (112) which are uniformly distributed circumferentially are formed in the middle of the outer cylindrical surface of the fan shell (11); a pair of radial guide rods (113) which are arranged symmetrically left and right and are arranged in the radial direction are formed on the outer cylindrical surface of the connecting ring (112); a pressure spring (26) is sleeved on the radial guide rod (113); the inner side end of the pressure spring (26) is fixed on the outer cylindrical surface of the connecting ring (112); a pressure spring extrusion device is arranged between the radial guide rod (113) and the pair of adjusting support rings (23); the compression spring extrusion device is used for adjusting the compression spring (26); the pair of adjusting support rings (23) synchronously move away from or approach the adjusting compression spring (26).
2. The axial flow fan with a shock-absorbing support structure according to claim 1, wherein: the pressure spring extrusion device comprises three extrusion support plates (25); the extrusion supporting plate (25) is radially sleeved on a pair of radial guide rods (113) on the corresponding side; the outer end of the pressure spring (26) abuts against the inner end face of the extrusion support plate (25); a pair of left and right connecting rods (28) arranged in the left and right directions are formed on the end surfaces close to the pair of side supporting rings (21); the pair of adjusting support rings (23) are sleeved on the pair of left and right connecting rods (28) in the left and right directions; a driving rod (27) is pivoted between the pair of side supporting rings (21); the left end and the right end of the driving rod (27) are respectively formed with a driving block (271) with a regular hexagon shape; the left part and the right part of the driving rod (27) are respectively provided with external thread parts with opposite rotation directions; a pair of adjusting support rings (23) are screwed on different external thread parts of the driving rod (27); three driving connecting rods (24) which are uniformly distributed circumferentially are hinged on the inner circumferential cylindrical surface of the adjusting support ring (23); the other end of the driving connecting rod (24) is hinged on the end surface of the corresponding side of the extrusion supporting plate (25).
3. The axial flow fan with a shock-absorbing support structure according to claim 2, wherein: a pair of left and right connecting rods (28) and a driving rod (27) are evenly distributed on the circumference.
4. The axial flow fan with a shock-absorbing support structure according to claim 2, wherein: the number of the connecting rods (111) is three and is opposite to the connecting ring (112) on the corresponding side.
5. The axial flow fan with a shock-absorbing support structure according to claim 2, wherein: a pair of movable support rods (231) which are symmetrically arranged front and back are formed at the bottom of the adjusting support ring (23); a movable support plate (232) is fixed at the bottom of the movable support rod (231); a plurality of rollers (233) which are uniformly distributed front and back are formed on the bottom surface of the movable supporting plate (232); the roller (233) is grounded.
6. The axial flow fan with a shock-absorbing support structure according to claim 1, wherein: three compression spring mounting rods (213) which are uniformly distributed circumferentially and radially arranged are formed on the inner cylindrical surface of the side support ring (21); the pressure spring mounting rod (213) and the radial guide rod (113) on the corresponding side are positioned on the same symmetrical plane of the fan shell (11); a gap is formed between the inner side end of the pressure spring arranging rod (213) and the fan shell (11); a side pressure spring (22) is sleeved on the pressure spring mounting rod (213); the outer side end of the side pressure spring (22) is fixed on the inner cylindrical surface of the side support ring (21), and the inner side end is fixed on the outer cylindrical surface of the fan shell (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921580043.6U CN210565183U (en) | 2019-09-23 | 2019-09-23 | Axial fan with shock attenuation bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921580043.6U CN210565183U (en) | 2019-09-23 | 2019-09-23 | Axial fan with shock attenuation bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210565183U true CN210565183U (en) | 2020-05-19 |
Family
ID=70640717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921580043.6U Expired - Fee Related CN210565183U (en) | 2019-09-23 | 2019-09-23 | Axial fan with shock attenuation bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210565183U (en) |
-
2019
- 2019-09-23 CN CN201921580043.6U patent/CN210565183U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20210923 |