CN212079693U - Radial flow fan - Google Patents
Radial flow fan Download PDFInfo
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- CN212079693U CN212079693U CN202020526740.XU CN202020526740U CN212079693U CN 212079693 U CN212079693 U CN 212079693U CN 202020526740 U CN202020526740 U CN 202020526740U CN 212079693 U CN212079693 U CN 212079693U
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Abstract
The utility model relates to a radial flow fan belongs to fan technical field, and the radial flow fan of having solved among the prior art need set up two motors and drive kuppe and impeller rotation respectively for equipment trouble appearance rate is than higher and the higher technical problem of cost. The radial flow fan comprises a driving mechanism, a flow guide cover, an impeller, a speed reducing mechanism and a swinging mechanism, wherein the impeller is arranged in the flow guide cover, the driving mechanism is connected with the impeller and can drive the impeller to rotate, the speed reducing mechanism is connected with a rotating shaft of the impeller or the driving mechanism, the speed reducing mechanism is connected with the swinging mechanism and can drive the flow guide cover to swing through the swinging mechanism.
Description
Technical Field
The utility model belongs to the technical field of the fan, in particular to radial flow fan.
Background
The radial fan is also called a cross-flow fan or a cross-flow fan, the air guide sleeve of the initial radial fan is fixed, the wind wheel rotates relative to the fan shell, and the airflow generated by the wind wheel is sent out through an air supply outlet on the fan shell. Because the fan shell is fixed, therefore, the position of supply-air outlet is fixed and is motionless and lead to the air current to send out with the same angle all the time, later in order to reach the purpose of adjustment air-out angle, kuppe and wind wheel all need rotate, so need set up two motors and drive kuppe and impeller rotation respectively. Therefore, the overall size of the radial flow fan is large, the assembly complexity of the equipment is increased, the cost of the whole fan is higher, the abrasion of parts can be accelerated in the using process, and the service life of the whole equipment is shortened.
The applicant has found that the prior art has at least the following technical problems:
the existing radial flow fan needs to be provided with two motors to respectively drive the air guide sleeve and the impeller to rotate, the failure occurrence rate is higher, and the whole equipment is larger in size and higher in cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides a radial flow fan for solve the radial flow fan among the prior art and need set up two motors and drive kuppe and impeller rotation respectively, make equipment trouble appearance rate than higher and the higher technical problem of cost. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a radial flow fan, including actuating mechanism, kuppe, impeller, reduction gears and swing mechanism, wherein: the impeller is arranged in the air guide sleeve, the driving mechanism is connected with the impeller and can drive the impeller to rotate, the speed reducing mechanism is connected with a rotating shaft of the impeller or the driving mechanism, and the swinging mechanism is arranged between the speed reducing mechanism and the air guide sleeve and can drive the air guide sleeve to swing through the swinging mechanism.
Preferably, the speed reducing mechanism is arranged at the end part of the radial flow fan far away from the driving mechanism and is connected with the rotating shaft of the impeller.
Preferably, the speed reducing mechanism is arranged at an end of the driving mechanism and connected with a rotating shaft of the driving mechanism.
Preferably, the swing mechanism is a crank link structure.
Preferably, the crank connecting rod structure includes a first pod fixing plate, a first swing link, a second swing link and a first supporting limiting plate, wherein: the first guide cover fixing plate is fixedly arranged at the end part of the guide cover, the first guide cover fixing plate is connected with the first supporting limiting plate, the first swing rod and the second swing rod are arranged between the first guide cover fixing plate and the first supporting limiting plate, the first swing rod is connected with the speed reducing mechanism, the second swing rod is connected with the first swing rod through a hinge pin, and the second swing rod can penetrate out of the first supporting limiting plate and the first supporting limiting plate to limit the swing amplitude of the second swing rod.
Preferably, the second pendulum rod is the L type, including first section and second section, first section with first pendulum rod is connected, first section through the round pin axle with the second section is connected, the cover is equipped with swing seat just on the second section swing seat with leave the clearance between the second section, the second section passes through swing seat sets up on the first limiting plate that supports.
Preferably, the swing mechanism is a cam swing structure.
Preferably, the cam swing structure includes a second pod fixing plate, a rocker, and a second support limit plate, wherein: the second air guide sleeve fixing plate is fixedly arranged at the end part of the air guide sleeve, the second air guide sleeve fixing plate is connected with the second supporting limiting plate, the rocker is arranged between the second air guide sleeve fixing plate and the second supporting limiting plate, the rocker is connected with the speed reducing mechanism, a limiting groove is formed in the second supporting limiting plate, and the rocker is matched with the limiting groove through a connecting bearing and can drive the connecting bearing to be in a linear reciprocating motion mode in the limiting groove.
Preferably, first kuppe fixed plate with be connected through the connecting axle between the first support limiting plate, the connecting axle mounting hole has been seted up on the first support limiting plate, the one end of connecting axle with first kuppe fixed plate fixed connection, be equipped with the bearing housing on the other end of connecting axle and be used for connecting first kuppe fixed plate, the bearing housing install in the connecting axle mounting hole, the bearing housing with be provided with the bearing between the connecting axle.
Preferably, the first dome fixed plate includes connecting portion and fixed part, connecting portion are the U type, be formed with in the connecting portion and hold the cavity of reduction gears, the both ends of U type are connected with one respectively the fixed part, the fixed part with the dome forms and can dismantle the connection, the connecting axle is fixed on the connecting portion.
The utility model provides a radial flow fan, including actuating mechanism, kuppe, impeller, reduction gears and swing mechanism, be provided with the impeller in the kuppe, actuating mechanism is connected and can drives the impeller rotation with the impeller, and reduction gears is connected with the pivot or the actuating mechanism of impeller, and reduction gears is connected with swing mechanism and reduction gears can drive the kuppe through swing mechanism and take place the swing. The utility model provides a fan drives the impeller rotation through above-mentioned actuating mechanism, drives the kuppe swing through many reduction gears and swing mechanism cooperation, and like this, this fan only need use an actuating mechanism (motor), just can realize the rotation of impeller and the swing of kuppe simultaneously, and the cost is lower, and the probability of breaking down is lower moreover, also is convenient for more maintain, has reduced holistic volume simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a radial flow fan provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another radial flow fan provided in the embodiment of the present invention;
fig. 3 is a schematic structural view of a crank link structure in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a cam oscillating structure in an embodiment of the present invention.
Reference numerals: 1. a pod; 2. a speed reduction mechanism; 3. a swing mechanism; 4. a first pod retaining plate; 41. a connecting portion; 42. a fixed part; 5. a first swing link; 6. a second swing link; 7. a first supporting limit plate; 8. a swing seat; 9. a second pod retaining plate; 10. a second supporting limit plate; 11. a limiting groove; 12. connecting a bearing; 13. a connecting shaft; 14. a rocker.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the utility model provides a radial flow fan, including actuating mechanism, kuppe 1, impeller, reduction gears 2 and swing mechanism 3, wherein, be provided with the impeller in the kuppe 1, actuating mechanism is connected with the impeller and can drives the impeller and rotate, and reduction gears 2 is connected with the pivot or the actuating mechanism of impeller, and reduction gears 2 is connected with swing mechanism 3 and reduction gears 2 can drive kuppe 1 through swing mechanism 3 and take place the swing. The utility model provides a fan drives the impeller rotation through above-mentioned actuating mechanism, drives the swing of kuppe 1 through reduction gears 2 and the cooperation of swing mechanism 3, and like this, this fan only need use an actuating mechanism (motor), just can realize the rotation of impeller and the swing of kuppe 1 simultaneously, and the cost is lower, and the probability of breaking down is lower moreover, also is convenient for more maintain, has reduced holistic volume simultaneously.
As an optional implementation manner of the embodiment of the present invention, the swing mechanism 3 in the embodiment may be a crank link structure, and it should be noted that the driving mechanism in the embodiment is a motor, and the speed reducing mechanism 2 is a speed reducer.
As shown in fig. 3, the speed reduction mechanism 2 is preferably provided at an end portion of the radial fan remote from the drive mechanism, and the speed reduction mechanism 2 is connected to a rotating shaft of the impeller. Specifically, the crank connecting rod structure includes first kuppe fixed plate 4, first pendulum rod 5, second pendulum rod 6 and first support limiting plate 7, wherein, first kuppe fixed plate 4 is fixed to be set up at the tip of kuppe 1, first kuppe fixed plate 4 is connected with first support limiting plate 7, first pendulum rod 5 and second pendulum rod 6 all set up between first kuppe fixed plate 4 and first support limiting plate 7, first pendulum rod 5 is connected with reduction gears 2, second pendulum rod 6 is connected with first pendulum rod 5 through the round pin axle, second pendulum rod 6 can wear out first support limiting plate 7 and first support limiting plate 7 can restrict the amplitude of oscillation of second pendulum rod 6. The output shaft of the speed reducing mechanism 2 drives the swing mechanism 3 to swing the air guide sleeve 1, and the arrangement of a swing motor in the prior art is omitted.
As the embodiment of the utility model provides an optional embodiment, second pendulum rod 6 is the L type, including first section and second section, first section is connected with first pendulum rod 5, and first section is connected with the second section through the round pin axle, and the cover is equipped with swing seat 8 on the second section and leaves the clearance between swing seat 8 and the second section, and the second section passes through swing seat 8 and sets up on first support limiting plate 7.
As the embodiment of the utility model provides an optional embodiment is connected through connecting axle 13 between first kuppe fixed plate 4 and the first limiting plate 7 that supports, has seted up connecting axle 13 mounting hole on the first limiting plate 7 that supports, and the one end and the 4 fixed connection of first kuppe fixed plate of connecting axle 13 are equipped with the bearing housing on the other end of connecting axle 13 and are used for connecting first kuppe fixed plate 4, and the bearing housing is installed in the connecting axle 13 mounting hole, is provided with the bearing between bearing housing and the connecting axle 13.
As the embodiment of the utility model provides an optional implementation mode, first kuppe fixed plate 4 includes connecting portion 41 and fixed part 42, and connecting portion 41 is the U type, is formed with the cavity that can hold reduction gears 2 in the connecting portion 41, and the both ends of U type are connected with a fixed part 42 respectively, and fixed part 42 forms with kuppe 1 and can dismantle the connection, and connecting axle 13 is fixed on connecting portion 41.
In addition, the swing mechanism 3 in this embodiment may also be a cam swing structure, which is similar to the principle of the aforementioned crank link structure, specifically, as shown in fig. 4, the cam swing structure includes a second pod fixing plate 9, a rocker 14, and a second support limiting plate 10, where the second pod fixing plate 9 is fixedly disposed at an end of the pod 1, the second pod fixing plate 9 is connected to the second support limiting plate 10, and a structure of the second pod fixing plate 9 is the same as that of the first pod fixing plate 4. The second air guide sleeve fixing plate 9 is connected with the second supporting limiting plate 10 through a connecting shaft 13, a connecting shaft 13 mounting hole is formed in the second supporting limiting plate 10, one end of the connecting shaft 13 is fixedly connected with the second air guide sleeve fixing plate 9, a bearing sleeve is arranged at the other end of the connecting shaft 13 and used for being connected with the second air guide sleeve fixing plate 9, the bearing sleeve is arranged in the connecting shaft 13 mounting hole, and a bearing is arranged between the bearing sleeve and the connecting shaft 13. The rocker 14 is arranged between the second fairing fixing plate 9 and the second supporting limiting plate 10, the rocker 14 is connected with the speed reducing mechanism 2, the second supporting limiting plate 10 is provided with a limiting groove 11, the rocker 14 is matched with the limiting groove 11 through a connecting bearing 12, and the rocker 14 can drive the connecting bearing 12 to do linear reciprocating motion in the limiting groove 11. The end part of the radial flow fan far away from the driving mechanism is connected with the speed reducing mechanism 2, and the output shaft of the speed reducing mechanism 2 drives the rocker 14, so that the connecting bearing 12 slides in the limiting groove 11, and the swinging function of the air guide sleeve 1 is achieved.
Of course, the speed reducing mechanism 2 may also be disposed at the end of the driving mechanism and connected to the rotating shaft of the driving mechanism, the speed reducing mechanism 2 may be disposed at both the front end and the rear end of the motor, and the positions of the speed reducing mechanism 2 and the swinging mechanism 3 may be selected according to specific situations.
By adopting the structure, the fan provided by the embodiment can realize the rotation of the impeller and the swing of the air guide sleeve 1 at the same time only by using one motor, the use of one transformer is reduced by the design, the requirement can be met only by one path of power input, the probability of part failure is reduced, the cost is lower, and the fan is more convenient to maintain.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a radial fan which characterized in that: including actuating mechanism, kuppe, impeller, reduction gears and swing mechanism, wherein:
the impeller is arranged in the air guide sleeve, the driving mechanism is connected with the impeller and can drive the impeller to rotate, the speed reducing mechanism is connected with a rotating shaft of the impeller or the driving mechanism, the speed reducing mechanism is connected with the swinging mechanism, and the speed reducing mechanism can drive the air guide sleeve to swing through the swinging mechanism.
2. The radial fan of claim 1 wherein the speed reduction mechanism is disposed at an end of the radial fan distal from the drive mechanism and coupled to the shaft of the impeller.
3. The radial fan of claim 1 wherein the speed reduction mechanism is disposed at an end of the drive mechanism and is coupled to a shaft of the drive mechanism.
4. The radial fan of claim 1 wherein the oscillating mechanism is a crank and link arrangement.
5. The radial fan of claim 4, wherein the crank-link structure comprises a first dome fixing plate, a first swing link, a second swing link, and a first support limiting plate, wherein: the first guide cover fixing plate is fixedly arranged at the end part of the guide cover, the first guide cover fixing plate is connected with the first supporting limiting plate, the first swing rod and the second swing rod are arranged between the first guide cover fixing plate and the first supporting limiting plate, the first swing rod is connected with the speed reducing mechanism, the second swing rod is connected with the first swing rod through a hinge pin, and the second swing rod can penetrate out of the first supporting limiting plate and the first supporting limiting plate to limit the swing amplitude of the second swing rod.
6. The radial-flow fan according to claim 5, wherein the second swing link is L-shaped and comprises a first section and a second section, the first section is connected with the first swing link and is connected with the second section through a pin shaft, a swing seat is sleeved on the second section, a gap is reserved between the swing seat and the second section, and the second section is arranged on the first supporting limit plate through the swing seat.
7. The radial fan of claim 1 wherein the oscillating mechanism is a cam oscillating structure.
8. The radial fan of claim 7, wherein the cam oscillating structure comprises a second dome fixing plate, a rocker, and a second support limiting plate, wherein: the second air guide sleeve fixing plate is fixedly arranged at the end part of the air guide sleeve, the second air guide sleeve fixing plate is connected with the second supporting limiting plate, the rocker is arranged between the second air guide sleeve fixing plate and the second supporting limiting plate, the rocker is connected with the speed reducing mechanism, a limiting groove is formed in the second supporting limiting plate, and the rocker is matched with the limiting groove through a connecting bearing and can drive the connecting bearing to be in a linear reciprocating motion mode in the limiting groove.
9. The radial flow fan according to claim 5, wherein the first dome fixing plate is connected with the first supporting limiting plate through a connecting shaft, the first supporting limiting plate is provided with a connecting shaft mounting hole, one end of the connecting shaft is fixedly connected with the first dome fixing plate, the other end of the connecting shaft is provided with a bearing sleeve for connecting the first dome fixing plate, the bearing sleeve is mounted in the connecting shaft mounting hole, and a bearing is arranged between the bearing sleeve and the connecting shaft.
10. The radial fan of claim 9, wherein the first dome fixing plate comprises a connecting portion and a fixing portion, the connecting portion is U-shaped, a chamber capable of accommodating the speed reducing mechanism is formed in the connecting portion, one fixing portion is connected to each of two ends of the U-shaped, the fixing portion is detachably connected to the dome, and the connecting shaft is fixed to the connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020526740.XU CN212079693U (en) | 2020-04-10 | 2020-04-10 | Radial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020526740.XU CN212079693U (en) | 2020-04-10 | 2020-04-10 | Radial flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212079693U true CN212079693U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020526740.XU Active CN212079693U (en) | 2020-04-10 | 2020-04-10 | Radial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212079693U (en) |
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2020
- 2020-04-10 CN CN202020526740.XU patent/CN212079693U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221128 Address after: 201400 Area A, 1st Floor, Building 104, No. 1-30, Lane 88, Minbei Road, Minhang District, Shanghai Patentee after: Tudu (Shanghai) Testing Technology Co.,Ltd. Address before: 102600 101 / F, building 17, yard 25, Jinghai 4th Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee before: Beijing Rixiang Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |