CN208257571U - A kind of fan direct current generator of excellent noise reduction effect - Google Patents
A kind of fan direct current generator of excellent noise reduction effect Download PDFInfo
- Publication number
- CN208257571U CN208257571U CN201721756300.8U CN201721756300U CN208257571U CN 208257571 U CN208257571 U CN 208257571U CN 201721756300 U CN201721756300 U CN 201721756300U CN 208257571 U CN208257571 U CN 208257571U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- noise reduction
- motor
- direct current
- noise
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to technical field of motors, and disclose a kind of fan direct current generator of excellent noise reduction effect, including pedestal, support rod is fixedly connected at the top of the pedestal, organism is fixedly connected at the top of the support rod, the bottom of the body inner cavity is fixedly connected with mounting base, motor is fixedly installed at the top of the mounting base, noise reduction layer is fixedly connected on the motor, the front of the motor, which is fixedly connected with, runs through and extends to the positive wire box of noise reduction layer, the output shaft of the motor is fixedly connected with shaft, housing is fixedly connected on the right side of the body.The fan direct current generator of the excellent noise reduction effect, pass through the setting of noise reduction layer, when motor works normally, the noise of generation is absorbed by light fabric, then noise is broken up by porous plate, finally the noise after differentiation is obstructed by rigid walls, to achieve the effect that mitigation motor is noise generated, and then achievees the effect that reduce noise.
Description
Technical field
The utility model relates to technical field of motors, the fan direct current generator of specially a kind of excellent noise reduction effect.
Background technique
Motor refers to a kind of calutron that electric energy conversion or transmitting are realized according to the law of electromagnetic induction, and motor is in circuit
It is to be indicated with letter M, its main function is to generate driving torque, as electrical appliance or the power source of various machinery, generator
It indicates that its main function is to be converted into mechanical energy using electric energy with letter G in circuit, is divided by working power type: can
Be divided into direct current generator and alternating current generator, the working principle of dc generator be exactly the alternating electromotive force incuded in armature coil,
By the commutation effect of commutator cooperation brush, it is allowed to become the principle of direct electromotive force., electromagnetic type direct current when drawing from brush end
The magnetic pole of the stator of motor is made of iron core and excitation winding, and different according to its excitation mode can be divided into series excitation direct current drive again
Machine, Shunt-excited DC Motors Based, DC motor with separate excitation and D.C. compound generator, because of excitation mode difference, magnetic pole of the stator magnetic flux
Rule it is also different.
Motor it is widely used, such as in household fan, need direct current generator to provide kinetic energy to electric fan, in existing electric fan
In use process, exists because motor sound is big, the normal use of people is caused to perplex, cannot effectively reduce produced by motor
Noise, serious influence is caused in people's night use thing, so propose a kind of fan direct current generator of excellent noise reduction effect.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of fan direct current generator of excellent noise reduction effect, tool
It is standby to make the advantages that easy to use by reducing noise, solve the problems, such as that fan noise is big.
(2) technical solution
Make purpose easy to use above by reduction noise to realize, the utility model provides the following technical solutions: one
The fan direct current generator of excellent noise reduction effect, including pedestal are planted, is fixedly connected with support rod, the support at the top of the pedestal
Organism is fixedly connected at the top of bar, the bottom of the body inner cavity is fixedly connected with mounting base, and the top of the mounting base is solid
Dingan County is equipped with motor, is fixedly connected with noise reduction layer on the motor, the front of the motor, which is fixedly connected with, to be run through and extend to
The positive wire box of noise reduction layer, the output shaft of the motor are fixedly connected with shaft, are fixedly connected with housing on the right side of the body,
The rotor for running through and extending to casing interior is fixedly connected on the right side of the shaft, the rotor is located at one end of casing interior
It is fixedly connected with fixed block, fan is fixedly connected on the fixed block, the right side opening of the body is equipped with circular through hole, described
The right side opening of body inner cavity is equipped with empty slot, the connecting rod being fixedly connected with inside empty slot on the right side of the body inner cavity, institute
It states connecting rod and is fixedly connected with spring far from one end of rotor.
Preferably, the noise reduction layer includes light fabric, perforated plate and rigid walls, and light fabric is fixedly connected with motor, perforation
Plate is fixedly connected with the surface of light fabric, and rigid walls are fixedly connected with the surface of perforated plate.
Preferably, the body includes shell, corrugated layer and sound absorbing layer, and the inner cavity of shell is fixedly connected with corrugated layer, wave
The inner cavity of unrestrained layer is fixedly connected with sound absorbing layer, and the inside of the sound absorbing layer offers multiple hexagon through-holes.
Preferably, the quantity of the connecting rod is four, and four connecting rods are arranged centered on rotor respectively.
Preferably, the sum of length of the spring and connecting rod is adapted with the size of empty slot, the both ends of spring respectively with
Connecting rod is fixedly connected with body.
Preferably, the length of the noise reduction layer is adapted with the length of motor, and the right side of noise reduction layer and the right side of motor are solid
Fixed connection.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of fan direct current generator of excellent noise reduction effect, have with
It is lower the utility model has the advantages that
1, the fan direct current generator of the excellent noise reduction effect is generated by the setting of noise reduction layer when motor works normally
Noise by light fabric absorb, then noise is broken up by porous plate, finally by rigid walls by after differentiation noise barrier,
To achieve the effect that mitigation motor is noise generated, and then achieve the effect that reduce noise.
2, the fan direct current generator of the excellent noise reduction effect, by the setting of circular through hole, connecting rod and spring, in motor
After normal work, rotor rotation is driven, connection can be passed through because the case where friction body occurs in rotor in rotor rotation process
The setting of bar and spring mitigates the noise that rotor occurs by friction body, to achieve the effect that noise reduction, and then reaches noise reduction effect
The good effect of fruit.
3, the fan direct current generator of the excellent noise reduction effect is tentatively dropped by the setting of body by noise reduction layer
After making an uproar, noise continues to transmit, because the inside of sound absorbing layer offers multiple hexagon through-holes and reaches in the transmittance process of noise
To the effect for absorbing noise, then noise is reflected by corrugated layer, so that noise is absorbed repeatedly by sound absorbing layer, to reach more
The secondary effect for carrying out noise reduction, and then achieve the effect that excellent noise reduction effect.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model section structural schematic diagram；
Fig. 3 is the utility model right side structural representation；
Fig. 4 is schematic enlarged-scale view at A in the utility model Fig. 3；
Fig. 5 is the utility model noise reduction schematic diagram of a layer structure；
Fig. 6 is the utility model housing construction schematic diagram.
In figure: 1 pedestal, 2 support rods, 3 bodies, 31 shells, 32 corrugated layers, 33 sound absorbing layers, 4 mounting bases, 5 motors, 6 noise reductions
Layer, 61 light fabrics, 62 perforated plates, 63 rigid walls, 7 wire box, 8 shafts, 9 housings, 10 rotors, 11 fixed blocks, 12 fans, 13 circles
Through-hole, 14 empty slots, 15 connecting rods, 16 springs.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6, a kind of fan direct current generator of excellent noise reduction effect, including pedestal 1, the top of pedestal 1 is please referred to fix
It is connected with support rod 2, the top of support rod 2 is fixedly connected with organism 3, and body 3 includes shell 31, corrugated layer 32 and sound absorbing layer
33, the inner cavity of shell 31 is fixedly connected with corrugated layer 32, and the inner cavity of corrugated layer 32 is fixedly connected with sound absorbing layer 33, the sound absorbing layer
33 inside offers multiple hexagon through-holes, and the bottom of 3 inner cavity of body is fixedly connected with mounting base 4, and the top of mounting base 4 is solid
Dingan County is equipped with motor 5, and noise reduction layer 6 is fixedly connected on motor 5, and noise reduction layer 6 includes light fabric 61, perforated plate 62 and rigid walls
63, light fabric 61 is fixedly connected with motor 5, and perforated plate 62 is fixedly connected with the surface of light fabric 61, rigid walls 63 and perforated plate
62 surface is fixedly connected, and the length of noise reduction layer 6 is adapted with the length of motor 5, the right side of noise reduction layer 6 and the right side of motor 5
It is fixedly connected, the front of motor 5, which is fixedly connected with, runs through and extend to the positive wire box 7 of noise reduction layer 6, and the output shaft of motor 5 is solid
Surely it is connected with shaft 8, the right side of body 3 is fixedly connected with housing 9, and the right side of shaft 8, which is fixedly connected with, to be run through and extend to cover
Rotor 10 inside shell 9, one end that rotor 10 is located inside housing 9 are fixedly connected with fixed block 11, fixed company on fixed block 11
It is connected to fan 12, the right side opening of body 3 is equipped with circular through hole 13, and the size of circular through hole 13 is adapted with the diameter of rotor 10,
The right side opening of 3 inner cavity of body is equipped with empty slot 14, the connecting rod being fixedly connected with inside empty slot 14 on the right side of 3 inner cavity of body
15, the quantity of connecting rod 15 is four, and four connecting rods 15 are arranged centered on rotor 10 respectively, and connecting rod 15 is far from rotor 10
One end be fixedly connected with spring 16, the sum of spring 16 and the length of connecting rod 15 are adapted with the size of empty slot 14, spring 16
Both ends be fixedly connected respectively with connecting rod 15 and body 3.
When in use, after the normal work of motor 5, noise absorption, differentiation and resistance that used noise reduction layer 6 generates motor 5
Every after carrying out preliminary noise reduction, noise being absorbed by sound absorbing layer 33, then to reduce noise caused by motor 5
Noise is reflected by corrugated layer 32, so that the effect that sound absorbing layer 33 absorbs noise repeatedly, in the process that motor 5 works normally
In, it drives rotor 10 to rotate, noise can be generated in the process that rotor 10 rotates, by the setting of connecting rod 15 and spring 16, turning
When the case where friction body 3 occurs once in a while in son 10, connecting rod 15 is under pressure, the direction compressing of spring 16, to reach buffering
The effect of pressure, and then achieve the effect that comprehensive reduction fan DC motor noise.
In conclusion the fan direct current generator of the excellent noise reduction effect, by the setting of noise reduction layer 6, in the normal work of motor 5
When making, the noise of generation is absorbed by light fabric 61, is then broken up noise by porous plate 62, will finally be divided by rigid walls 63
Noise barrier after change to achieve the effect that mitigation motor 5 is noise generated, and then achievees the effect that reduce noise, pass through
The setting of circular through hole 13, connecting rod 15 and spring 16 drives rotor 10 to rotate, at 10 turns of rotor after the normal work of motor 5
Can occur the case where friction body 3 during dynamic because of rotor 10, pass through the setting of connecting rod 15 and spring 16, mitigation rotor 10
Because of the noise that friction body 3 occurs, to achieve the effect that noise reduction, and then achievees the effect that excellent noise reduction effect, pass through body 3
Setting, after noise reduction layer 6 carries out preliminary noise reduction, noise continues to transmit, because the inside of sound absorbing layer 33 offers multiple six
Side shape through-hole has the function that absorb noise, then reflects noise by corrugated layer 32, make in the transmittance process of noise
It obtains noise to be absorbed repeatedly by sound absorbing layer 33, to achieve the effect that repeatedly to carry out noise reduction, and then achievees the effect that excellent noise reduction effect,
Solve the problems, such as that fan noise is big.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of fan direct current generator of excellent noise reduction effect, including pedestal (1), it is characterised in that: the top of the pedestal (1)
It is fixedly connected with support rod (2), is fixedly connected organism (3) at the top of the support rod (2), the bottom of body (3) inner cavity
Portion is fixedly connected with mounting base (4), is fixedly installed with motor (5) at the top of the mounting base (4), fixed on the motor (5)
It is connected with noise reduction layer (6), the front of the motor (5), which is fixedly connected with, runs through and extend to noise reduction layer (6) positive wire box
(7), the output shaft of the motor (5) is fixedly connected with shaft (8), is fixedly connected with housing (9) on the right side of the body (3),
It is fixedly connected on the right side of the shaft (8) and runs through and extend to the internal rotor (10) of housing (9), the rotor (10) is located at
The internal one end of housing (9) is fixedly connected with fixed block (11), is fixedly connected with fan (12) on the fixed block (11), described
The right side opening of body (3) is equipped with circular through hole (13), and the right side opening of body (3) inner cavity is equipped with empty slot (14), the body
(3) connecting rod (15) internal positioned at empty slot (14) is fixedly connected on the right side of inner cavity, the connecting rod (15) is far from rotor
(10) one end is fixedly connected with spring (16).
2. a kind of fan direct current generator of excellent noise reduction effect according to claim 1, it is characterised in that: the noise reduction layer
It (6) include light fabric (61), perforated plate (62) and rigid walls (63), light fabric (61) is fixedly connected with motor (5), perforated plate
(62) it is fixedly connected with the surface of light fabric (61), rigid walls (63) are fixedly connected with the surface of perforated plate (62).
3. a kind of fan direct current generator of excellent noise reduction effect according to claim 1, it is characterised in that: the body
It (3) include shell (31), corrugated layer (32) and sound absorbing layer (33), the inner cavity of shell (31) is fixedly connected with corrugated layer (32), wave
The inner cavity of unrestrained layer (32) is fixedly connected with sound absorbing layer (33), and the inside of the sound absorbing layer (33) offers multiple hexagon through-holes.
4. a kind of fan direct current generator of excellent noise reduction effect according to claim 1, it is characterised in that: the connecting rod
(15) quantity is four, and four connecting rods (15) are arranged centered on rotor (10) respectively.
5. a kind of fan direct current generator of excellent noise reduction effect according to claim 1, it is characterised in that: the spring
(16) be adapted with the sum of the length of connecting rod (15) with the size of empty slot (14), the both ends of spring (16) respectively with connecting rod
(15) it is fixedly connected with body (3).
6. a kind of fan direct current generator of excellent noise reduction effect according to claim 1, it is characterised in that: the noise reduction layer
(6) length is adapted with the length of motor (5), is fixedly connected on the right side of the right side and motor (5) of noise reduction layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721756300.8U CN208257571U (en) | 2017-12-15 | 2017-12-15 | A kind of fan direct current generator of excellent noise reduction effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721756300.8U CN208257571U (en) | 2017-12-15 | 2017-12-15 | A kind of fan direct current generator of excellent noise reduction effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208257571U true CN208257571U (en) | 2018-12-18 |
Family
ID=64619693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721756300.8U Expired - Fee Related CN208257571U (en) | 2017-12-15 | 2017-12-15 | A kind of fan direct current generator of excellent noise reduction effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208257571U (en) |
-
2017
- 2017-12-15 CN CN201721756300.8U patent/CN208257571U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104201848A (en) | Double-stator permanent-magnet vernier wind driven generator | |
| CN208723758U (en) | High-frequency vibration device and the electric toothbrush for using the device | |
| CN205622461U (en) | Device of making an uproar falls in brushless motor | |
| CN100585988C (en) | Permanent magnetic stacking energy-saving electromotor | |
| CN207625414U (en) | A kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor | |
| CN208257571U (en) | A kind of fan direct current generator of excellent noise reduction effect | |
| CN212462899U (en) | Stator core, stator core assembly, motor and high-speed fan | |
| CN203645516U (en) | Outer rotor permanent magnet synchronous motor and industrial ceiling fan | |
| CN208299656U (en) | A kind of threephase asynchronous with sound insulation function | |
| CN111059002A (en) | New energy generator for emergency power supply | |
| CN102122869A (en) | Concentric double-stator structured direct-drive cage type induction generator system | |
| CN204425146U (en) | High efficiency combined type iron core winding generator | |
| CN101359861A (en) | Speed variant, frequency constant synchronous power generator of wind power | |
| CN212137404U (en) | Compact permanent magnet synchronous motor stator and rotor structure for air compressor | |
| CN209389895U (en) | A kind of permanent magnetism integrated motor | |
| CN201918861U (en) | Novel generator set | |
| CN207475375U (en) | Low noise direct current generator and same table | |
| CN209344915U (en) | A kind of rotor reducing motor inner rotation noise | |
| CN114499005A (en) | Motor convenient to add lubricating oil | |
| CN201418011Y (en) | Low-speed toothless wind generator | |
| CN207677542U (en) | A kind of motor easy to disassemble | |
| CN202094774U (en) | Direct-drive solid-rotor asynchronous wind power generator system with concentric dual stator structure | |
| CN207910573U (en) | A kind of easy-to-mount battery plate motor assembly | |
| CN201947135U (en) | Off-grid coreless wind driven generator | |
| CN201860216U (en) | Electric motor |
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: 20181218 Termination date: 20211215 |