CN210468971U - Four-pole brushless self-excited AC generator - Google Patents
Four-pole brushless self-excited AC generator Download PDFInfo
- Publication number
- CN210468971U CN210468971U CN201921369488.XU CN201921369488U CN210468971U CN 210468971 U CN210468971 U CN 210468971U CN 201921369488 U CN201921369488 U CN 201921369488U CN 210468971 U CN210468971 U CN 210468971U
- Authority
- CN
- China
- Prior art keywords
- dustcoat
- outer cover
- fan
- turbofan
- generator
- 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
Images
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a four poles are brushless from excitation formula alternator, including the fan housing, fan mechanism and generator electricity generation mechanism, the inside of fan housing and fan mechanism's external connection, the right-hand member of fan housing and fan mechanism is connected with electricity generation mechanism's left end, the middle part of fan housing is provided with first dustcoat, the middle part fixedly connected with protection network of first dustcoat, and the outside left and right sides of first dustcoat has all welded first otic placode, the outside of first dustcoat is provided with the second dustcoat, the air inlet pore has been seted up at the middle part of second dustcoat, and the outside left and right sides of second dustcoat has all welded the second otic placode, the outside of second dustcoat is provided with the dust screen, fan mechanism comprises turbofan dustcoat and turbofan, the internal weld of first dustcoat has the turbofan dustcoat, the inside of turbofan dustcoat is provided with the turbofan. The four-pole brushless self-excited alternating-current generator has efficient heat dissipation and dustproof performance, avoids the influence of overhigh dust and heat on the generator, and improves the use stability of the generator.
Description
Technical Field
The utility model relates to a generator technical field specifically is a four-pole brushless self-excited alternator.
Background
The four-pole brushless self-excited alternator is one kind of alternator, the excitation means that a coil on a rotor of the alternator generates a rotating magnetic field for generating electricity, the self-excitation means that excitation power comes from a permanent magnet alternator on a rotating shaft of the alternator, and the brushless-finger excitation current is fed in an alternating current form (rectified on the rotor), so that an electric brush is not required.
The fan heat dissipation cooling performance of the existing four-pole brushless self-excited alternating-current generator is poor, the use stability is influenced, a simple dustproof outer cover easy to assemble and disassemble is not arranged, and the dust directly ventilates and cools the fan to enter the generator, so that the use stability is further influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a four poles brushless self-excited alternator has reached high-efficient heat dissipation dustproof, improves the effect of stability in use.
In order to achieve the above object, the utility model provides a following technical scheme: a four-pole brushless self-excited alternating current generator comprises a fan cover, a fan mechanism and a generator generating mechanism, wherein the inside of the fan cover is connected with the outside of the fan mechanism, and the right ends of the fan cover and the fan mechanism are connected with the left end of the generating mechanism.
The fan housing comprises first dustcoat, protection network, first otic placode, second dustcoat, air inlet pore, second otic placode and dust screen, the middle part of fan housing is provided with first dustcoat, the middle part fixedly connected with protection network of first dustcoat, just first otic placode has all been welded to the outside left and right sides of first dustcoat, the outside of first dustcoat is provided with the second dustcoat, the air inlet pore has been seted up at the middle part of second dustcoat, and the second otic placode has all been welded to the outside left and right sides of second dustcoat, the outside of second dustcoat is provided with the dust screen.
The fan mechanism comprises worm gear fan dustcoat and worm gear fan, the inside welding of first dustcoat has the worm gear fan dustcoat, the inside of worm gear fan dustcoat is provided with the worm gear fan.
Preferably, mounting holes are formed in both ends of the first ear plate and the second outer cover, and the second outer cover is connected with the first outer cover through mounting bolts in the mounting holes.
Preferably, the second ear plate and the dust screen are provided with mounting holes at both ends, and the dust screen and the second housing are connected through mounting bolts at the mounting holes.
Preferably, the air inlet pore canal is big-outside little funnel-shaped pore canal, the air inlet pore canal is horizontal quantity at the same position of second dustcoat for five to evenly distributed.
Preferably, the right end of the first outer cover is welded with the left end of the power generation mechanism.
Preferably, the worm gear is driven by a rotating shaft of the power generation mechanism.
Preferably, the direction of the rotation of the worm gear is from the upper outer side to the right side.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the four-pole brushless self-excited alternating-current generator achieves the purpose of efficient heat dissipation and dust prevention by arranging the fan cover. Traditional four-pole brushless self-excited alternating current generator's fan heat dissipation cooling performance is relatively poor, influences the stability in use to do not have the dustproof dustcoat of simple easy dismouting, inside the direct ventilation radiator fan of dust got into the generator, further influenced the stability in use. And set up the air inlet pore on the second cover of this generator, this air inlet pore is the funnel-shaped design of big-end-up inside, and when outside air got into the air inlet pore, the air can be compressed, reduces 3 to 5 ℃, and later the air is further brought into generator inside by the worm gear fan, compares that traditional generator heat dissipation mechanism has better radiating effect.
(2) The four-pole brushless self-excited alternating-current generator achieves the effect of convenient dismounting and maintenance through the mode of bolt connection of all parts. The outermost portion of fan housing is provided with the dust screen to first dustcoat, second dustcoat and dust screen are bolted connection, and the dismouting is very convenient, makes things convenient for follow-up maintenance, maintenance and change.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the structure of the fan housing of the present invention;
fig. 3 is a schematic view of the air inlet duct structure of the present invention.
In the figure: 1 wind cover, 101 first cover, 102 protective net, 103 first ear plate, 104 second cover, 105 air inlet channel, 106 second ear plate, 107 dust screen, 2 fan mechanism, 201 worm fan cover, 202 worm fan, 3 power generation mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a four-pole brushless self-excited alternating current generator comprises a fan cover 1, a fan mechanism 2 and a generator generating mechanism 3, wherein the inside of the fan cover 1 is connected with the outside of the fan mechanism 2, and the right ends of the fan cover 1 and the fan mechanism 2 are connected with the left end of the generating mechanism 3.
The wind shield 1 comprises a first outer cover 101, a protective net 102, a first ear plate 103, a second outer cover 104, an air inlet hole 105, a second ear plate 106 and a dustproof net 107, wherein the first outer cover 101 is arranged in the middle of the wind shield 1, the right end of the first outer cover 101 is welded with the left end of the power generation mechanism 3, the left end of the first outer cover 101 is sealed, the protective net 102 is fixedly connected to the middle of the first outer cover 101, the first ear plates 103 are welded on the left side and the right side of the outer portion of the first outer cover 104, the second outer cover 104 is arranged on the outer portion of the first outer cover 101, mounting hole sites are respectively arranged on the two ends of the first ear plate 103 and the second outer cover 104, the second outer cover 104 and the first outer cover 101 are connected through mounting bolt holes, the air inlet hole 105 is arranged in the middle of the second outer cover 104, the air inlet hole 105 is a funnel-shaped hole with a large outside and a small inside, air can be compressed when entering the air, air cooling radiating effect after the cooling is better, the horizontal quantity of air inlet channel 105 at the same position of second dustcoat 104 is five, and evenly distributed, and second otic placode 106 has all been welded to the outside left and right sides of second dustcoat 104, the outside of second dustcoat 104 is provided with dust screen 107, the installation hole site has all been seted up on the both ends of second otic placode 106 and dust screen 107, and dust screen 107 and second dustcoat 104 are connected through installation hole site construction bolt, each part bolted mounting is favorable to installation and dismantlement, also be favorable to subsequent maintenance. Traditional four-pole brushless self-excited alternating current generator's fan heat dissipation cooling performance is relatively poor, influences the stability in use to do not have the dustproof dustcoat of simple easy dismouting, inside the direct ventilation radiator fan of dust got into the generator, further influenced the stability in use. And the second outer cover 104 of this generator is seted up air inlet pore 105, and this air inlet pore 105 is the funnel-shaped design of big-outside little-inside, and when outside air got into air inlet pore 105, the air can be compressed, reduces 3 to 5 ℃, and later the air is further brought into power generation mechanism 3 inside by worm gear 201, compares traditional generator heat dissipation mechanism and has better radiating effect. In addition, the outermost portion of fan housing 1 is provided with dust screen 107 to first dustcoat 101, second dustcoat 104 and dust screen 107 are bolted connection, and the dismouting is very convenient, makes things convenient for follow-up maintenance to change.
The fan mechanism 2 is composed of a worm fan housing 201 and a worm fan 202, the worm fan housing 201 is welded inside the first housing 101, the worm fan 202 is arranged inside the worm fan housing 201, the worm fan 202 is driven by the rotating shaft of the power generation mechanism 3, and the direction of the worm fan 202 when rotating is from the upper outer side to the right side.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
During the use, outside air gets into by dust screen 107, is filtered the dust, later through the air inlet pore 105 on the second dustcoat 104, and the air is compressed, reduces certain temperature, later the air further is brought into power generation mechanism 3 inside by worm gear 201, compares traditional generator heat dissipation mechanism and has better radiating effect.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a four poles brushless self-excitation formula alternator, includes fan housing (1), fan mechanism (2) and generator electricity generation mechanism (3), its characterized in that: the interior of the fan cover (1) is connected with the exterior of the fan mechanism (2), and the right ends of the fan cover (1) and the fan mechanism (2) are connected with the left end of the power generation mechanism (3);
the wind shield comprises a wind shield (1), a first outer cover (101), a protective screen (102), a first ear plate (103), a second outer cover (104), an air inlet hole (105), a second ear plate (106) and a dustproof net (107), wherein the first outer cover (101) is arranged in the middle of the wind shield (1), the protective screen (102) is fixedly connected to the middle of the first outer cover (101), the first ear plates (103) are welded to the left side and the right side of the outer portion of the first outer cover (101), the second outer cover (104) is arranged on the outer portion of the first outer cover (101), the air inlet hole (105) is formed in the middle of the second outer cover (104), the second ear plates (106) are welded to the left side and the right side of the outer portion of the second outer cover (104), and the dustproof net (107) is arranged on the outer portion of the second outer cover (104);
fan mechanism (2) comprise turbofan dustcoat (201) and turbofan (202), the inside welding of first dustcoat (101) has turbofan dustcoat (201), the inside of turbofan dustcoat (201) is provided with turbofan (202).
2. A four-pole brushless self-excited alternator according to claim 1, wherein: mounting hole sites are formed in the two ends of the first ear plate (103) and the second outer cover (104), and the second outer cover (104) is connected with the first outer cover (101) through mounting bolts of the mounting hole sites.
3. A four-pole brushless self-excited alternator according to claim 1, wherein: and mounting hole sites are formed at two ends of the second ear plate (106) and the dust screen (107), and the dust screen (107) is connected with the second outer cover (104) through mounting bolts at the mounting hole sites.
4. A four-pole brushless self-excited alternator according to claim 1, wherein: the air inlet pore canal (105) is a funnel-shaped pore canal with a large outside and a small inside, and the air inlet pore canal (105) is five in the same part of the second outer cover (104) in the transverse number and is uniformly distributed.
5. A four-pole brushless self-excited alternator according to claim 1, wherein: the right end of the first outer cover (101) is welded with the left end of the power generation mechanism (3).
6. A four-pole brushless self-excited alternator according to claim 1, wherein: the worm gear fan (202) is driven by a rotating shaft of the power generation mechanism (3).
7. A four-pole brushless self-excited alternator according to claim 1, wherein: the direction of rotation of the worm gear 202 is from top to bottom and from outside to right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921369488.XU CN210468971U (en) | 2019-08-21 | 2019-08-21 | Four-pole brushless self-excited AC generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921369488.XU CN210468971U (en) | 2019-08-21 | 2019-08-21 | Four-pole brushless self-excited AC generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210468971U true CN210468971U (en) | 2020-05-05 |
Family
ID=70453290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921369488.XU Expired - Fee Related CN210468971U (en) | 2019-08-21 | 2019-08-21 | Four-pole brushless self-excited AC generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210468971U (en) |
-
2019
- 2019-08-21 CN CN201921369488.XU patent/CN210468971U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110274333B (en) | Wind-solar complementary power generation air conditioning unit | |
| CN210468971U (en) | Four-pole brushless self-excited AC generator | |
| CN207150345U (en) | A kind of ventilation cooling system of hydrogenerator | |
| CN208539722U (en) | A kind of high protection self-circulation air cooled electric generator | |
| CN115912728A (en) | High-efficiency synchronous motor | |
| CN107294283B (en) | A kind of scaled bulb tubular hydraulic generator of brushless excitation | |
| CN210536436U (en) | Medium frequency doubling generator set | |
| CN207638509U (en) | A kind of high-voltage generator rectification module mounting structure | |
| CN210373900U (en) | Wind-solar complementary power generation air conditioning unit | |
| CN210669686U (en) | High-efficient radiating motor housing structure | |
| CN208257612U (en) | A kind of brushless generator | |
| CN207021834U (en) | A kind of hydrogenerator of brushless excitation | |
| CN219981418U (en) | Exhaust structure of motor controller | |
| CN221380667U (en) | Protection device for high-power dynamometer motor | |
| CN107147246B (en) | A kind of ventilation cooling system of scaled bulb tubular hydraulic generator | |
| CN220673577U (en) | Conveniently-assembled and disassembled motor controller | |
| CN220874354U (en) | Novel brushless excitation generator | |
| CN211351887U (en) | Motor shell convenient to dismantle | |
| CN218603271U (en) | Magnetic-gathering direct-drive permanent magnet motor | |
| CN221688545U (en) | Voltage control device of permanent magnet synchronous motor | |
| CN108988580A (en) | A kind of Width funtion commutator generator | |
| CN213125808U (en) | Novel series excited machine | |
| CN216056697U (en) | Rotor coil dustproof mechanism of complete generator | |
| CN217087254U (en) | High-temperature-resistant power box | |
| CN205231880U (en) | Novel 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 |
Granted publication date: 20200505 Termination date: 20200821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |