CN203130564U - Two-bladed fan motor - Google Patents
Two-bladed fan motor Download PDFInfo
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- CN203130564U CN203130564U CN 201320174285 CN201320174285U CN203130564U CN 203130564 U CN203130564 U CN 203130564U CN 201320174285 CN201320174285 CN 201320174285 CN 201320174285 U CN201320174285 U CN 201320174285U CN 203130564 U CN203130564 U CN 203130564U
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- motor
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- fan
- stator
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Abstract
The utility model discloses a two-bladed fan motor. The two-bladed fan motor comprises a motor main body and a motor shaft driven by the motor main body, wherein a motor outer rear housing is connected at the rear part of the motor main body, a central hole for allowing a motor shaft to be installed is formed in the bottom of the motor outer rear housing, a connecting bracket is arranged between the motor outer rear housing and the motor main body, the motor outer rear housing is fixedly installed on the connecting bracket, an oscillating motor and a supporting frame are arranged between the rear part of the motor main body and the motor outer rear housing, the oscillating motor is installed on the supporting frame, and the part extending out from the front part of the motor body, of the motor shaft and the part extending out of the central hole of the motor outer rear housing from the rear part of the motor body, of the motor shaft are fan blade mounting ends. The two-bladed fan motor achieves the purpose of mounting the fan blades at two ends of the same motor shaft, has a reasonable structure, is simple and feasible, avoids increasing the flexibility in the mounting positions of the stator and the rotor for the motor shaft, also effectively reduces the vibration and noise caused by the fan net enclosure during the running process of the fan blades, and improves the integral stiffness during the fan running process.
Description
Technical field
The utility model relates to the electric fan product technical field, particularly a kind of two-bladed fan motor.
Background technique
At present, the electric fan on the market (particularly industrial electro fan) all is that substantially horizontal is shaken air-supply usually, owing to be subjected to the restriction of self structure, the angle limits of its air-supply swing is in the scope of 180 degree, and the wind-engaging zone is limited, causes blowing area little.For this reason, Chinese patent CN200920054147.3 discloses a kind of electric fan of 360 degree air-supplies, and this structure is equipped with two or two at the lifting back shaft, and fan body can be vacillated now to the left, now to the right at support the above fan body by the separate electrical motor driving, realizes 360 degree air-supplies.But, be provided with two or two the electric fan of above separate electrical motor driving fan body, parts are many, mounting structure is comparatively complicated, and every desk fan body of this electric fan all each motor shaft by a motor drive one flabellum moved, can't realize that the single motor axle drives a plurality of flabellums, make that the load active power of electric fan of this structure is less, cause the electric energy reactive loss big, improve user cost, be difficult to reach the target of energy-conserving and environment-protective again.Although so, the applicant had not found to have yet and formerly disclosed the electric fan that two flabellums are installed on the single motor, for this reason, the applicant think be necessary to research and develop a kind of rational in infrastructure, simple and can realize installing on the single motor electric fan of two flabellums, so make the technical program.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of two-bladed fan motor of realizing two flabellums of same motor shaft installation, reducing load consumption, energy-conserving and environment-protective is provided, it has also avoided increasing the amount of deflection that motor shaft is installed the rotor position, the vibrations and the noise that produce because of fan screen when also effectively subduing the flabellum running improve the integral rigidity of fan operation.
Goal of the invention of the present utility model is achieved in that a kind of two-bladed fan motor, comprise motor main body and the motor shaft that is driven by the motor main body, the rear portion of motor main body is connected with the outer back cover of motor, the bottom of the outer back cover of motor has for the center hole that motor shaft is installed, it is characterized in that: be provided with between the outer back cover of motor and the motor main body and be connected support, the outer back cover of motor is fixedly mounted on and connects on the support, be provided with head-shaking motor and bearing support between the outer back cover of the rear portion of motor main body and motor, head-shaking motor is installed on the supporting frame, and the part that motor shaft stretches out from the motor body front part reaches from the motor back body, the part that the center hole of the outer back cover of process motor stretches out is the flabellum mounting end.The technical program mainly constitutes described fan electromotor by the outer back cover of motor main body, connection support and motor, realizes that flabellum all can be installed in the two ends of same motor shaft, and is rational in infrastructure, simple.
Furthermore, above-mentioned two-bladed fan motor, described bearing support Dingan County is contained in the rear portion of motor main body, helps to shorten the distance of head-shaking motor and fan supporting rod.
Specifically, above-mentioned two-bladed fan motor, described bearing support are " L " type support body.
Be optimized according to above-mentioned, the outer back cover of described motor is fixed on the connection support by being located at its bottom screw mounting hole.
Be optimized according to above-mentioned, have on the described connection support for the through hole that motor shaft is installed.
Be optimized according to above-mentioned, described motor main body comprises that the outer fore shell of motor, stator are installed back cover, stator reaches the rotor that is used for connecting motor shaft, stator and rotor are installed in the outer fore shell of motor and stator and install in the interval that back cover is formed by connecting, and described bearing support is fixedly mounted on stator and installs on the back cover.
Be optimized according to above-mentioned, described connection support is fixedlyed connected with stator installation back cover by being located at its bottom screw connecting hole.
Be optimized according to above-mentioned, the port that described stator is installed back cover is provided with the flange that matches and locate with the outer back cover of motor.
Be optimized according to above-mentioned, be respectively equipped with bearing mounting hole on the end wall of the outer fore shell of described motor and stator installation back cover.
Two-bladed fan motor of the present utility model, its advantage is: this practicality is new main by the motor main body, connect the outer back cover of support and motor and constitute described fan electromotor, realize that the two ends of same motor shaft all can install flabellum, and then realize that this fan can be blown respectively forwards, backwards or air-supply is strengthened in past the same side, rational in infrastructure, simple, effectively have enough air intake spacings between the flabellum at the operating motor shaft of assurance two ends, also avoided increasing the amount of deflection that motor shaft is installed the rotor position, during the flabellum running, also effectively subdue the vibrations and the noise that produce because of fan screen, improve the integral rigidity of fan operation.And, because same motor shaft can drive two flabellums toward opposite direction or equidirectional output air-supply, motor can work under the preferable physical loads environment, improved the meritorious efficient of electric energy greatly, under the situation of same output power, same air-supply effect, the power demand sum that realizes two fan bodies is lower than the power demand sum that two separate electrical motors drive different fan bodies, significantly reduces the loss of load energy consumption, reaches the purpose of energy-conserving and environment-protective, reduction user cost.
Description of drawings
Fig. 1 is the utility model embodiment's structural representation.
Fig. 2 is among the model utility embodiment, cuts the structural representation (removal motor shaft) of the outer back cover of motor open.
Fig. 3 is the utility model embodiment's use phase diagram.
Fig. 4 is the sectional structure chart of use state shown in Figure 3.
Fig. 5 is the outer fore shell of the motor of the utility model embodiment among Fig. 4, electronic mounting back cover and the annexation partial enlarged drawing that connects support.
Fig. 6 uses the fundamental diagram of state for the utility model embodiment.
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
Extremely shown in Figure 2 according to Fig. 1, two-bladed fan motor described in the utility model, comprise motor main body 1 and the motor shaft 2 that is driven by motor main body 1, the rear portion of motor main body 1 is connected with the outer back cover 5 of motor, and the outer back cover 5 of the front portion of this motor main body 1 and motor is used for installing fan screen.In the utility model, why set up the outer back cover 5 of motor, reason is: the two ends based on motor shaft 2 are separately installed with the flabellum of oppositely blowing toward motor shaft 2 front and back respectively, flabellum layout structure routinely, forward direction flabellum 3 is installed in the front end of motor shaft 2, the back is installed in the rear end of motor shaft to flabellum 4, the air intake zone of flabellum is between two flabellums, want to guarantee that two flabellums have enough air outputs and air intake zone, must guarantee that two flabellums have enough spacings, for this reason, have under the situation of sufficient length with assurance air intake spacing at motor shaft 2, avoid the longitudinal size of motor main body 1 excessive and make front and back bearings install at a distance of excessive and cause the motor shaft 2 position amounts of deflection between the bearing to increase, therefore the utility model has set up back cover 5 outside the motor, effectively guarantee to have enough air intake spacings between operating two flabellums, also avoided increasing the amount of deflection (degree of crook) that motor shaft 2 is installed the rotor position, during the flabellum running, also effectively subdue the vibrations and the noise that produce because of fan screen, improve the integral rigidity of fan operation.
Be provided with between the outer back cover 5 of motor and the motor main body 1 and be connected support 6, connect the shaped as frame structure that support 6 is opening, the outer back cover 5 of motor is fixed on the connection support 6 by being located at its bottom screw mounting hole 52, connecting support 6 can make the outer back cover 5 of motor be connected to a rigidity entity with motor main body 1, more can effectively subdue vibrations and noise that fan screen produces, further improve the integral rigidity of fan operation, avoid the outer back cover of motor 5 unsettled and cause rocking, reduce noise.Wherein, the bottom of the outer back cover 5 of this motor has for center hole 51 and through hole 61 that motor shaft 2 is installed with being connected support 6, and is easy for installation, guarantees that the utility model is stable practical, as shown in Figure 4.The part that motor shaft 2 stretches out from motor main body 1 front portion and the part that the center hole 51 of back cover 5 stretches out outside motor main body 1 rear portion, process motor are the flabellum mounting end, and during machine operation, flabellum all can be installed in the rear and front end of motor shaft 2.
Simultaneously, be provided with head-shaking motor 7 and bearing support 17 between the outer back cover 5 of the rear portion of motor main body 1 and motor, head-shaking motor 7 is installed on the supporting frame 17, specifically, bearing support 17 is fixedly mounted on the rear portion of motor main body 1, and this bearing support 17 is " L " type support body, and head-shaking motor 7 has an output shaft, the outer back cover 5 of motor and bearing support 17 all have via below corresponding to head-shaking motor 7, the output shaft of head-shaking motor 7 is connected by the head-shaking device of via with the motor outside.Vacillate now to the left, now to the right by the amplitude that head-shaking motor 7 drives about motor realization 90 degree, realize that two-bladed fan motor of the present utility model drives two flabellums toward amounting to 180 degree air-supplies or equidirectional reinforcement air-supply in the other direction at same motor shaft 2, enlarge air supply areas, reducing load can consume, reach the energy-conserving and environment-protective purpose, reduce user cost.
Moreover, with reference to Fig. 3, Fig. 4 and shown in Figure 5, described motor main body 1 comprises that the outer fore shell 11 of motor, stator are installed back cover 12, stator 13 reaches the rotor 14 that is used for connecting motor shaft 2, stator 13 and rotor 14 are installed in the outer fore shell 11 of motor and stator and install in the interval that back cover 12 is formed by connecting, and bearing support 17 is fixedly mounted on stator and installs on the back cover 12.In the utility model, stator 13 and rotor 14 are positioned at the outer fore shell 11 of motor and with stator the confined space that back cover 12 is mounted to are installed, and beyond present embodiment, stator 13 also can be arranged on the zone interior (comprising non-confined space) between stator 13 and the rotor 14.Wherein, connecting support 6 fixedlys connected with stator installation back cover 12 by being located at its bottom screw connecting hole 62.And the port of stator installation back cover 12 also is provided with the flange 122 that matches and locate with the outer back cover 5 of motor, and the outer back cover 5 of motor is fastened on the flange 122, makes the whole connection of fan closely, and beautiful shape is generous.According to above-mentioned application, be respectively equipped with bearing mounting hole 8 on the end wall of the outer fore shell 11 of this motor and stator installation back cover 12, be separately installed with the bearing 9 for the supporting motor axle in the bearing mounting hole 8, thereby make the utility model structural distribution rationally compact, operate steadily, guarantee service property (quality).Yet, the mounting structure of the described motor main body 1 of present embodiment, can be specifically also can be with reference to the mounting structure of the motor housing of the disclosed industrial fan of Chinese patent CN200720049258.6, in addition, the mounting structure of motor main body 1 of the present utility model also is not limited to above-mentioned installation annexation, beyond present embodiment, this motor main body also can be as the mounting structure of the motor housing of the disclosed a kind of industrial fan of Chinese patent CN200420093711.X.
In addition, with reference to Fig. 3 and shown in Figure 5, the strut 15 that is connected with the blower tray axle is arranged at outer fore shell 11 bottoms of motor, and the top of strut 15 is by being connected and fixed on outer fore shell 11 sidewalls of motor with nut 16.Be embodied in, the top roof pressure of strut 15 is installed on the outer side wall of back cover 6 at stator, the top of strut 15 is processed as external thread structure and is fastened on outer fore shell 11 sidewalls of motor by nut 16, and easy for installation and assurance the utility model uses firm, avoids swag phenomenon.
Fig. 3, Fig. 4 and Figure 6 shows that the use phase diagram of the utility model most preferred embodiment, it is wherein a kind of more excellent usage mode.One end of motor shaft 2 is equipped with blade pectinid face towards the forward direction flabellum 3 in motor shaft 2 the place aheads, the other end of motor shaft 2 is equipped with blade pectinid face back to flabellum 4 towards motor shaft 2 rears, make forward direction flabellum 3 blow toward the place ahead of motor shaft 2, the rear air-supply of back to flabellum 4 toward motor shaft 2, as shown in Figures 3 and 4.In the fan running process, flabellum is under the driving of motor main body 1, the blade of flabellum is the pectinid face to the covering of the fan that air applies outward pressure, the blade pectinid face of flabellum towards being air supply direction, that is to say, in the utility model use state since with the blade pectinid face of forward direction flabellum 3 towards motor shaft 2 the place aheads, then to the blade pectinid face of flabellum 4 towards motor shaft 2 rears.In the operation process, under the drive running of same motor shaft 2, the blade pectinid face of two flabellums is exerted pressure to air toward the place ahead and the rear of motor shaft 2 respectively, namely is implemented under the driving of same motor shaft 2, and two flabellums can be blown respectively toward the fore-and-aft direction of motor shaft 2.Specifically, in flabellum preparation process of the present utility model, the outward normal of the blade pectinid face of forward direction flabellum 3 is towards motor shaft 2 the place aheads, then to the blade pectinid face outward normal of flabellum 4 towards motor shaft 2 rears, as shown in Figure 6.During this time, because same motor shaft 2 drives two flabellums toward output air-supply in the other direction, motor can work under the preferable physical loads environment, improved the meritorious efficient of electric energy greatly, under the situation of same output power, same air-supply effect, the power demand sum that realizes two fan bodies is lower than the power demand sum that two separate electrical motors drive different fan bodies, significantly reduces the loss of load energy consumption, reaches the purpose of energy-conserving and environment-protective, reduction user cost.
Claims (9)
1. two-bladed fan motor, comprise motor main body (1) and the motor shaft (2) that is driven by motor main body (1), the rear portion of motor main body (1) is connected with the outer back cover (5) of motor, the bottom of the outer back cover (5) of motor has for the center hole (51) that motor shaft (2) is installed, it is characterized in that: be provided with between the outer back cover (5) of motor and the motor main body (1) and be connected support (6), the outer back cover (5) of motor is fixedly mounted on and connects on the support (6), be provided with head-shaking motor (7) and bearing support (17) between the outer back cover (5) of the rear portion of motor main body (1) and motor, head-shaking motor (7) is installed on the supporting frame (17), and the part that motor shaft (2) stretches out from motor main body (1) front portion reaches from motor main body (1) rear portion, the part that the center hole (51) of the outer back cover (5) of process motor stretches out is the flabellum mounting end.
2. two-bladed fan motor according to claim 1, it is characterized in that: described bearing support (17) is fixedly mounted on the rear portion of motor main body (1).
3. two-bladed fan motor according to claim 2, it is characterized in that: described bearing support (17) is " L " type support body.
4. according to claim 1 or 2 or 3 described two-bladed fan motors, it is characterized in that: the outer back cover (5) of described motor is fixed on the connection support (6) by being located at its bottom screw mounting hole (52).
5. according to the described two-bladed fan motor of claim 4, it is characterized in that: have on the described connection support (6) for the through hole (61) that motor shaft (2) is installed.
6. two-bladed fan motor according to claim 5, it is characterized in that: described motor main body (1) comprises that the outer fore shell (11) of motor, stator are installed back cover (12), stator (13) reaches the rotor (14) that is used for connecting motor shaft (2), stator (13) and rotor (14) are installed in the outer fore shell (11) of motor and stator and install in the interval that back cover (12) is formed by connecting, and described bearing support (17) is fixedly mounted on stator and installs on the back cover (12).
7. according to the described two-bladed fan motor of claim 6, it is characterized in that: described connection support (6) is fixedlyed connected with stator installation back cover (12) by being located at its bottom screw connecting hole (62).
8. according to the described two-bladed fan motor of claim 7, it is characterized in that: the port that described stator is installed back cover (12) is provided with the flange (122) that matches and locate with the outer back cover (5) of motor.
9. described two-bladed fan motor according to Claim 8 is characterized in that: the outer fore shell (11) of described motor and stator are installed on the end wall of back cover (12) and are respectively equipped with bearing mounting hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174285 CN203130564U (en) | 2013-04-09 | 2013-04-09 | Two-bladed fan motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174285 CN203130564U (en) | 2013-04-09 | 2013-04-09 | Two-bladed fan motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203130564U true CN203130564U (en) | 2013-08-14 |
Family
ID=48938545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320174285 Expired - Fee Related CN203130564U (en) | 2013-04-09 | 2013-04-09 | Two-bladed fan motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203130564U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112090204A (en) * | 2020-08-11 | 2020-12-18 | 安徽龙钰徽派古建工艺制品有限公司 | Cutting equipment is used in brick and tile production with function is collected to dust |
| CN113027797A (en) * | 2019-12-25 | 2021-06-25 | 广东美的环境电器制造有限公司 | Fan with cooling device |
-
2013
- 2013-04-09 CN CN 201320174285 patent/CN203130564U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113027797A (en) * | 2019-12-25 | 2021-06-25 | 广东美的环境电器制造有限公司 | Fan with cooling device |
| CN112090204A (en) * | 2020-08-11 | 2020-12-18 | 安徽龙钰徽派古建工艺制品有限公司 | Cutting equipment is used in brick and tile production with function is collected to dust |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130814 Termination date: 20200409 |