CN214092038U - Small diesel variable-frequency generator set - Google Patents
Small diesel variable-frequency generator set Download PDFInfo
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- CN214092038U CN214092038U CN202023317270.5U CN202023317270U CN214092038U CN 214092038 U CN214092038 U CN 214092038U CN 202023317270 U CN202023317270 U CN 202023317270U CN 214092038 U CN214092038 U CN 214092038U
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- frequency generator
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Abstract
The utility model discloses a small-size diesel variable frequency generator set, including generating set frame and motor element structure, the surface of generating set frame is around being equipped with the storage battery fixed band. The utility model discloses in, use more reasonable compact structure to reform transform traditional diesel generator, by a wide margin reduced volume and collection weight, when having solved and being applied to adverse conditions such as outdoor mountain-climbing under, the factor of weight and volume can let diesel generator's working capability receive the problem of very big restriction, further alleviateed weight and reduced the structure through the compact structure of lightweight frame cooperation, it generally carries out all-round cover with the shell to have avoided current diesel generator, though more pleasing to the eye, but can further increase the volume and the area of device, and influence the problem of its inside control system's cooling duct structure, frequency conversion controller has been increased, make the device can obtain more high-power in comparison in equal discharge capacity diesel engine.
Description
Technical Field
The utility model belongs to the technical field of the generator, specifically be a small-size diesel variable frequency generator set.
Background
The generator has wide application in industrial and agricultural production, national defense, science and technology and daily life. The generator has many forms, but the working principle is based on the law of electromagnetic induction and the law of electromagnetic force. The general principle of its construction is therefore: a magnetic circuit and a circuit which mutually perform electromagnetic induction are formed by proper magnetic conduction and conductive materials to generate electromagnetic power and achieve the aim of energy conversion, an AVR voltage regulation mode is usually adopted by a small diesel generator set, in order to ensure the normal use of a user, the fluctuation range of the rotating speed required by the frequency of an output power supply corresponding to the change of the rotating speed of a diesel engine is as small as possible, but a mechanical speed regulating system of the small diesel engine cannot well meet the requirement, the rotating speed of the diesel engine is set to be 3000r/min for countries and regions with the use frequency of 50HZ, and the rotating speed of the diesel engine is set to be 3600r/min for countries and regions with the use frequency of 60 HZ;
the existing diesel generator is in actual use because the design of the internal tooling part is imperfect, the size is large, the weight of the engine body is large, most of the diesel generator is applied to severe conditions such as outdoor mountain climbing, the working capacity of the diesel generator can be greatly limited by the weight and the size of the diesel generator under the conditions, the existing diesel generator generally covers the shell in all directions, the diesel generator is more attractive, the size and the area of the diesel generator can be further increased, the cooling air duct structure of an internal control system of the diesel generator is influenced, most of the existing diesel generator is not provided with a variable frequency controller, the release of the power of the diesel generator can be limited in actual use, and the influence can be caused on the energy efficiency ratio of the diesel generator.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: use more reasonable compact structure to reform transform traditional diesel generator, by a wide margin volume and the weight of collection have been reduced, when having solved and being applied to adverse conditions such as outdoor mountain-climbing, the factor of weight and volume can let diesel generator's working capability receive the problem of very big restriction, further alleviateed weight and reduced the structure through the compact structure of lightweight frame cooperation, it generally carries out all-round cover with the shell to have avoided current diesel generator, though more pleasing to the eye, but can further increase the volume and the area of device, and influence the problem of its internal control system's cooling duct structure, frequency conversion controller has been increased, make the device can obtain more high-power in comparison in equal diesel engine discharge capacity.
The utility model adopts the technical scheme as follows: a small diesel variable-frequency generator set comprises a generator set frame and a motor component structure, wherein a storage battery fixing belt is wound on the outer surface of the generator set frame, four damping feet are fixedly welded at the top of the generator set frame, the tops of the four damping feet are respectively connected with a fixed support A and a fixed support B in a pairwise manner, the tops of the fixed support A and the fixed support B are fixedly connected through a diesel engine, a motor air inlet housing is fixedly installed on the outer surface of the diesel engine, a rear cover plate is fixedly welded on one side, away from the diesel engine, of the motor air inlet housing, a filter circuit board is fixedly connected on the outer surface of one side, close to the motor air inlet housing, of the rear cover plate, a shell is fixedly installed on the outer surface of the rear cover plate, four damping sleeves are fixedly installed on the inner wall of the shell, a frequency converter is fixedly installed among the four damping sleeves, and an electric box component is fixedly installed on the outer surface of the shell, the top fixed mounting of diesel engine has thermal shroud, the top fixed mounting of generating set frame has the oil tank.
And a starting battery is fixedly connected between the inner wall of the battery fixing belt and the outer surface of the generator set frame.
The outer surface of the diesel engine is fixedly provided with a crankcase cover, and the outer surface of the crankcase cover is matched with the motor end cover.
The outer surface of the diesel engine is fixedly provided with a crankcase cover, and the crankcase cover is fixedly connected with the motor assembly structure.
The motor assembly structure comprises a motor end cover, a centrifugal fan is connected to the outer surface of the motor end cover in a rotating mode, a rotor is movably mounted on the inner surface of the motor end cover, a fixed shaft is movably inserted into the center of the rotor, a stator is fixedly arranged on the outer surface of the fixed shaft in a fixing sleeve mode, a fixing seat is movably connected to one side, away from the fixed shaft, of the stator, an axial flow fan is movably mounted on the inner surface, away from one side of the stator, of the fixing seat through a ferrule, and fastening screws are connected to the threads of the axial flow fan.
The inner surface of the motor end cover is matched with the outer surface of the fixing seat, and the outer surface of the motor end cover is matched with the inner surface of the crankcase cover.
The fastening screw penetrates through the center of the rotor, the center of the axial flow fan and the center of the fixed shaft and is in transmission connection with the diesel engine.
The outer surface of the heat shield is matched with the outer surface of the generator set frame.
The motor air inlet cover is characterized in that a sponge ring is fixedly installed between the ferrule and the motor air inlet cover shell, two sponge grooves are formed in the outer surface of the ferrule, and the inner walls of the two sponge grooves are matched with the outer surface of the sponge ring.
The output end of the oil tank is fixedly communicated with the top of the diesel engine.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, at the during operation, through the inside of the leading-in diesel engine of oil tank, the diesel engine begins work this moment, it rotates along the fixed axle to drive the rotor, meanwhile the stator rotates along the inner wall of fixing base, the stator drives axial fan and rotates along fastening screw when the pivoted and produce the surface of distinguished and admirable pair of crankcase cover and blow, use more reasonable compact structure to carry out the innovation to traditional diesel generator, by a wide margin reduced volume and weight, when having solved and being applied to abominable conditions such as outdoor mountain-climbing, the factor of weight and volume can let diesel generator's working ability receive the problem of very big restriction.
2. The utility model discloses in, when axial fan pivoted, the lasso has vibrations along with the diesel engine operation, and motor air inlet housing apron is fixed afterwards and is in quiescent condition in the generating set frame, for ensureing the cooling effect, can not have the leakage when the air current gets into the lasso from motor air inlet housing. The sponge groove has been designed at the periphery of lasso terminal surface, with the embedding of sponge circle, make and can seal and avoid direct contact again between the motor air inlet housing, further lighten weight and dwindled the structure through the compact structure of light-weighted frame cooperation, it generally carries out all-round cover with the shell to have avoided current diesel generator, though more pleasing to the eye, but can further increase the volume and the area of device, and influence its internal control system's cooling air duct structure's problem, frequency conversion controller has been increased, make the device can obtain more high-power in comparison in equal discharge capacity diesel engine.
Drawings
Fig. 1 is a front perspective view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is an exploded perspective view of the motor assembly structure of the present invention;
FIG. 4 is a schematic perspective view of a frame of the generator set of the present invention;
fig. 5 is a schematic side view and a cross-sectional view of the ferrule of the present invention.
The labels in the figure are: 1. a diesel engine heat shield; 2. a diesel engine; 3. a diesel engine fixing bracket A; 4. a diesel engine fixing bracket B; 5. a shock absorption foot; 6. a generator set frame; 7. starting a storage battery; 8. a battery fixing belt; 9. an oil tank; 10. a motor end cover; 11. a rotor; 12. an axial fan fixing shaft; 13. a stator; 14. a stator fixing seat; 15. a collar of an axial fan; 16. an axial flow fan; 17. a rotor fastening screw; 18. the motor air inlet housing; 19. a filter circuit board; 20. an electrical box assembly; 21. a frequency converter housing; 22. a shock-absorbing sleeve; 23. a frequency converter; 24. a rear cover plate of the frequency converter; 25. a sponge ring; 26. a rotor centrifugal fan; 27. a motor assembly structure; 28. a ferrule sponge groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example one, see fig. 1-5: a small diesel variable-frequency generator set comprises a generator set frame 6 and a motor component structure 27, wherein a storage battery fixing belt 8 is wound on the outer surface of the generator set frame 6, four damping pins 5 are fixedly welded on the top of the generator set frame 6, the tops of the four damping pins 5 are respectively connected with a fixing support A3 and a fixing support B4 in a pairwise manner, the tops of the fixing support A3 and the fixing support B4 are fixedly connected through a diesel engine 2, a motor air inlet housing 18 is fixedly arranged on the outer surface of the diesel engine 2, a rear cover plate 24 is fixedly welded on one side of the motor air inlet housing 18, which is far away from the diesel engine 2, a filter circuit board 19 is fixedly connected on the outer surface of one side of the rear cover plate 24, which is close to the motor air inlet housing 18, a shell 21 is fixedly arranged on the outer surface of the rear cover plate 24, four damping sleeves 22 are fixedly arranged on the inner wall of the shell 21, and a frequency converter 23 is fixedly arranged among the four damping sleeves 22, an electrical box assembly 20 is fixedly installed on the outer surface of a shell 21, a heat insulation cover 1 is fixedly installed on the top of a diesel engine 2, an oil tank 9 is fixedly installed on the top of a generator set rack 6, a starting battery 7 is fixedly connected between the inner wall of a battery fixing belt 8 and the outer surface of the generator set rack 6, a crankcase cover is fixedly installed on the outer surface of the diesel engine 2, the outer surface of the crankcase cover is matched with a motor end cover 10, a crankcase cover is fixedly installed on the outer surface of the diesel engine 2 and fixedly connected with a motor assembly structure 27, when the diesel engine works, diesel oil is guided into the diesel engine 2 through the oil tank 9, the diesel engine 2 starts to work at the moment, a rotor 11 is driven to rotate along a fixed shaft 12, meanwhile, a stator 13 rotates along the inner wall of a fixed seat 14, the stator 13 drives an axial flow fan 16 to rotate along a fastening screw 17 to generate air flow to blow air on the outer surface of the crankcase cover while rotating, the more reasonable and compact structure is used for renovating the traditional diesel generator, the volume and the weight of the collector are greatly reduced, and the problem that the working capacity of the diesel generator is greatly limited by the weight and the volume when the diesel generator is applied to outdoor mountaineering and other severe conditions is solved.
Example two, with reference to fig. 2-4: the motor component structure 27 comprises a motor end cover 10, a centrifugal fan 26 is rotatably connected to the outer surface of the motor end cover 10, a rotor 11 is movably mounted on the inner surface of the motor end cover 10, a fixed shaft 12 is movably inserted in the center of the rotor 11, a stator 13 is fixedly sleeved on the outer surface of the fixed shaft 12, a fixed seat 14 is movably connected to one side of the stator 13 far away from the fixed shaft 12, an axial flow fan 16 is movably mounted on the inner surface of one side of the fixed seat 14 far away from the stator 13 through a ferrule 15, a fastening screw 17 is connected to the thread of the axial flow fan 16, the inner surface of the motor end cover 10 is matched with the outer surface of the fixed seat 14, the outer surface of the motor end cover 10 is matched with the inner surface of a crankcase cover, the fastening screw 17 penetrates through the center of the rotor 11, the center of the axial flow fan 16 and the center of the fixed shaft 12 to be in transmission connection with the diesel engine 2, and the outer surface of the heat insulation cover 1 is matched with the outer surface of the generator set frame 6, a sponge ring 25 is fixedly installed between the ferrule 15 and the motor air inlet housing 18, two sponge grooves 28 are formed in the outer surface of the ferrule 15, the inner walls of the two sponge grooves 28 are matched with the outer surface of the sponge ring 25, the output end of the oil tank 9 is fixedly communicated with the top of the diesel engine 2, when the axial flow fan 16 rotates, the ferrule 15 vibrates along with the operation of the diesel engine 2, the motor air inlet housing 18 is fixed on the generator set frame 6 by a cover plate 24 at a rest state, and in order to ensure the cooling effect, air flow cannot leak when entering the ferrule 15 from the motor air inlet housing 18. The sponge groove 28 has been designed at the periphery of lasso 15 terminal surface, with the embedding of sponge circle 25, make and can seal and avoid direct contact again between the motor air inlet housing 18, further lighten weight and dwindled the structure through the compact structure of light-weighted frame cooperation, avoided current diesel generator to generally carry out all-round cover with the shell, though more pleasing to the eye, but can further increase the volume and the area of device, and influence its internal control system's cooling air duct structure's problem, frequency conversion controller has been increased, make the device can obtain more high-power in comparison in equal discharge capacity diesel engine 2.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a small-size diesel oil variable frequency generating set, includes generating set frame (6) and motor element structure (27), its characterized in that: the outer surface of the generator set frame (6) is wound by a storage battery fixing belt (8), the top of the generator set frame (6) is fixedly welded with four damping feet (5), four damping feet (5) are respectively and pairwise connected with a fixed support A (3) and a fixed support B (4) at the top, the fixed support A (3) and the fixed support B (4) are fixedly connected with each other through a diesel engine (2), a motor air inlet housing (18) is installed on the outer surface of the diesel engine (2), a rear cover plate (24) is fixedly welded on one side, away from the diesel engine (2), of the motor air inlet housing (18), the rear cover plate (24) is close to one side of the motor air inlet housing (18), a filter circuit board (19) is fixedly connected with the outer surface of the rear cover plate (24), a shell (21) is installed on the outer surface of the rear cover plate (24), and four damping sleeves (22) are fixedly installed on the inner wall of the shell (21), four fixed mounting has converter (23) between shock attenuation cover (22), the fixed surface of casing (21) installs electrical apparatus box subassembly (20), the top fixed mounting of diesel engine (2) has heat exchanger (1), the top fixed mounting of generating set frame (6) has oil tank (9).
2. A small diesel variable frequency generator set as set forth in claim 1, wherein: and a starting battery (7) is fixedly connected between the inner wall of the battery fixing belt (8) and the outer surface of the generator set rack (6).
3. A small diesel variable frequency generator set as set forth in claim 1, wherein: the outer surface of the diesel engine (2) is fixedly provided with a crankcase cover, and the outer surface of the crankcase cover is matched with the motor end cover (10).
4. A small diesel variable frequency generator set as set forth in claim 1, wherein: the outer surface of the diesel engine (2) is fixedly provided with a crankcase cover, and the crankcase cover is fixedly connected with the motor assembly structure (27).
5. A small diesel variable frequency generator set as set forth in claim 4, wherein: motor element structure (27) include motor end cover (10), the surface swivelling joint of motor end cover (10) has centrifugal fan (26), the internal surface movable mounting of motor end cover (10) has rotor (11), the center department activity of rotor (11) is inserted and is equipped with fixed axle (12), the external surface fixed cover of fixed axle (12) is equipped with stator (13), one side swing joint that fixed axle (12) were kept away from in stator (13) has fixing base (14), the internal surface that stator (13) one side was kept away from in fixing base (14) has axial fan (16) through lasso (15) movable mounting, the threaded connection of axial fan (16) has fastening screw (17).
6. A small diesel variable frequency generator set as claimed in claim 5, wherein: the inner surface of the motor end cover (10) is matched with the outer surface of the fixed seat (14), and the outer surface of the motor end cover (10) is matched with the inner surface of the crankcase cover.
7. A small diesel variable frequency generator set as claimed in claim 5, wherein: the fastening screw (17) penetrates through the center of the rotor (11), the center of the axial flow fan (16) and the center of the fixed shaft (12) and is in transmission connection with the diesel engine (2).
8. A small diesel variable frequency generator set as set forth in claim 1, wherein: the outer surface of the heat shield (1) is matched with the outer surface of the generator set frame (6).
9. A small diesel variable frequency generator set as claimed in claim 5, wherein: a sponge ring (25) is fixedly installed between the ferrule (15) and the motor air inlet housing (18), two sponge grooves (28) are formed in the outer surface of the ferrule (15), and the inner walls of the two sponge grooves (28) are matched with the outer surface of the sponge ring (25).
10. A small diesel variable frequency generator set as set forth in claim 1, wherein: the output end of the oil tank (9) is fixedly communicated with the top of the diesel engine (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317270.5U CN214092038U (en) | 2020-12-31 | 2020-12-31 | Small diesel variable-frequency generator set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317270.5U CN214092038U (en) | 2020-12-31 | 2020-12-31 | Small diesel variable-frequency generator set |
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| CN214092038U true CN214092038U (en) | 2021-08-31 |
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| CN202023317270.5U Active CN214092038U (en) | 2020-12-31 | 2020-12-31 | Small diesel variable-frequency generator set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648073A (en) * | 2020-12-31 | 2021-04-13 | 江苏杰特动力科技有限公司 | Small diesel variable-frequency generator set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648073A (en) * | 2020-12-31 | 2021-04-13 | 江苏杰特动力科技有限公司 | Small diesel variable-frequency generator set |
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