CN219809070U - Small mute type air-cooled diesel generator set - Google Patents
Small mute type air-cooled diesel generator set Download PDFInfo
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- CN219809070U CN219809070U CN202321093655.9U CN202321093655U CN219809070U CN 219809070 U CN219809070 U CN 219809070U CN 202321093655 U CN202321093655 U CN 202321093655U CN 219809070 U CN219809070 U CN 219809070U
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- bellows
- sound insulation
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- 238000009413 insulation Methods 0.000 claims abstract description 35
- 238000001816 cooling Methods 0.000 claims description 36
- 238000005192 partition Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 11
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000000779 smoke Substances 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 230000035939 shock Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a small mute air-cooled diesel generator set, which is characterized in that a diesel engine, a generator and a sound insulation box body are arranged on a chassis structure, an exhaust fan for radiating is arranged above the sound insulation box body, a guide bellows is arranged in the sound insulation box body, the guide bellows is wrapped outside the diesel engine and the generator, an air supply flow passing through an overflow gap is arranged between the guide bellows and the outer wall of the diesel engine or the generator, the lower part of the guide bellows is connected with the chassis structure, an air flow inlet is arranged on the chassis structure, and the upper part of the guide bellows is connected with the inlet of the exhaust fan. The device separates the whole device from the outside to form a closed structure by arranging the sound insulation box body, so that the device can play a role in isolating noise; the guide bellows that sets up inside can be targeted carries out high-efficient heat dissipation to diesel engine and generator to because the setting of guide bellows can play further sound insulation effect to inside diesel engine and generator, thereby form double-deck puigging, effectively improve the silence effect of machine.
Description
Technical Field
The utility model relates to the technical field of diesel generators, in particular to a small mute air-cooled diesel generator set.
Background
The diesel generator is a power machine which takes diesel oil and the like as fuel and takes a diesel engine as a prime motor to drive a generator to generate electricity. The whole set of unit is generally composed of components such as a diesel engine, a generator, a control box, a fuel tank, a storage battery for starting and controlling, a protection device, an emergency cabinet and the like.
Most of the existing small-sized air-cooled diesel generator sets are open frame type diesel generator sets. CN201520943758.9 discloses a diesel generator set, comprising a frame, and an engine, a generator, a battery, an inverter, an air filter, a muffler, an oil tank, a protective cover and a control panel which are arranged in the frame; the engine is arranged on a mounting seat at the bottom of the frame, an air inlet cover is arranged at the front end of the engine, a cylinder head is arranged at the top of the engine, a flywheel is also arranged in the engine, and the generator is embedded in the flywheel; the diesel engine and the generator of the small diesel generator are exposed in the frame, so that the noise is high during use, and the diesel engine and the generator are particularly used indoors and have great influence on indoor environment.
In view of the foregoing, it is necessary to provide a small-sized silent air-cooled diesel generator set to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to solve the technical problems and provides a small mute air-cooled diesel generator set.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a small-size silence formula forced air cooling diesel generating set, includes chassis structure, chassis structure is last to be equipped with diesel engine and generator, and diesel engine is connected with the generator, and chassis structure still is equipped with the sound insulation box, sound insulation box top is equipped with the exhaust fan that is used for radiating, be equipped with the direction bellows in the sound insulation box, the direction bellows parcel is outside diesel engine and generator, be equipped with the confession air current between the outer wall of direction bellows and diesel engine or generator and pass through the overflow clearance, the direction bellows lower part is connected with chassis structure, is equipped with the air current inlet port on the chassis structure, and direction bellows upper portion is connected with the exhaust fan import.
Further, a longitudinal baffle plate is arranged between the diesel engine and the generator, the longitudinal baffle plate divides the guide wind box into a first cooling box and a second cooling box, the generator is arranged in the first cooling box, the diesel engine is arranged in the second cooling box, and air outlets at the upper ends of the first cooling box and the second cooling box are connected to an exhaust fan; the two air outlets are arranged close to each other and are divided by a longitudinal partition plate.
Further, one side, far away from each other, of the lower ends of the first cooling box and the second cooling box is provided with an air inlet, and the exhaust fan drives air flow to axially pass through the first cooling box and the second cooling box.
Furthermore, a plurality of separation fin plates are uniformly distributed between the inner wall of the overcurrent gap and the outer wall of the diesel engine or the generator, the separation fin plates are radially distributed in the overcurrent gap, and an overcurrent channel is reserved between the two ends of the separation fin plates and the inner wall of the longitudinal partition plate or the guide bellows.
Further, the lower part connection of direction bellows is equipped with the air inlet cover, the inside branch stream cone that is equipped with of air inlet cover, form the air intake between branch stream cone both ends and the direction bellows lateral wall, branch stream cone middle part is equipped with decurrent awl convex part.
Further, the inner wall of the sound insulation box body is provided with sound insulation cotton, the end part of the diesel engine is connected with the sound insulation box body and provided with an air inlet hopper, and the side wall of the diesel engine is also connected with a smoke exhaust pipe.
Further, the chassis structure comprises a primary chassis and a secondary chassis, the diesel engine and the generator are fixed on the primary chassis through mounting feet, and the primary chassis is connected with the secondary chassis through a plurality of shock absorption pads.
Compared with the prior art, the utility model has the beneficial effects that: the device separates the whole device from the outside to form a closed structure by arranging the sound insulation box body, one side can keep the attractive appearance and the integrity, and the device can play a role in isolating noise; the guide bellows that sets up inside can be targeted carries out high-efficient heat dissipation to diesel engine and generator to because the setting of guide bellows can play further sound insulation effect to inside diesel engine and generator, thereby form double-deck puigging, effectively improve the silence effect of machine.
Drawings
FIG. 1 is a schematic diagram of the internal structure of a small-sized silent air-cooled diesel generator set according to the present utility model;
FIG. 2 is a cross-sectional view of the structure of FIG. 1 A-A in accordance with the present utility model;
FIG. 3 is a second schematic diagram of the internal structure of the small-sized silent air-cooled diesel generator set according to the present utility model;
FIG. 4 is a schematic diagram of the connection of the chassis structure of the present utility model to a diesel engine and a generator;
in the figure: 1. a chassis structure; 2. a diesel engine; 3. a generator; 4. a sound insulation box body; 5. a guide bellows; 6. an overcurrent gap; 7. an air inlet; 8. a longitudinal partition; 9. a first cooling tank; 10. a second cooling tank; 11. an air outlet; 12. an air inlet; 13. a separation fin; 14. a flow-through channel; 15. an air inlet cover; 16. a split cone; 17. a conical convex part; 18. soundproof cotton; 19. an air inlet scoop; 20. a smoke exhaust pipe; 21. a primary chassis; 22. a secondary chassis; 23. a shock pad; 24. and (5) mounting the feet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
The small mute type air-cooled diesel generator set comprises a chassis structure 1, wherein a diesel engine 2 and a generator 3 are arranged on the chassis structure 1, the diesel engine 2 is connected with the generator 3, a sound insulation box body 4 is also arranged on the chassis structure 1, an exhaust fan for radiating is arranged above the sound insulation box body 4, as shown in figure 1, compared with the small diesel generator 3 in the prior art, the device is integrally provided with the sound insulation box body 4 outside the generator 3 set, the purpose of protecting the generator 3 set can be achieved by packaging the diesel engine 2 and the generator 3 inside the device, the appearance integrity of the device is improved, meanwhile, the noise of equipment operation can be effectively isolated through the sound insulation box body 4, in order to improve the effect of the sound insulation box body 4, the inner wall of the sound insulation box body 4 is provided with sound insulation cotton 18, so that the good sound absorption and insulation effects are achieved,
the diesel generator 3 set emits heat when running, and good heat dissipation effect is required to be ensured when the sound insulation box body 4 is used, so that equipment can stably run for a long time, specifically, as shown in fig. 2 and 3, a guide bellows 5 is arranged in the sound insulation box body 4, the guide bellows 5 is wrapped outside the diesel engine 2 and the generator 3, a supply air flow passing through an overflow gap 6 is arranged between the guide bellows 5 and the outer wall of the diesel engine 2 or the generator 3, the lower part of the guide bellows 5 is connected with the chassis structure 1, an air flow inlet 7 is arranged on the chassis structure 1, the air flow inlet 7 is a plurality of through holes penetrating through the chassis structure 1, and the upper part of the guide bellows 5 is connected with an exhaust fan inlet; during actual use, the air flow in the guide bellows 5 driven by the operation of the exhaust fan flows, the heat dissipation to the generator 3 or the diesel engine 2 is formed by utilizing the air flow, specifically, the guide bellows 5 is enabled to suck cold air from the air inlet 7 on the chassis structure 1, the cold air is guided by the guide bellows 5 to respectively pass through the shells of the diesel engine 2 and the camera, heat is taken away, and the guide bellows 5 has a sound insulation effect, so that the guide bellows 5 and the sound insulation box body 4 can form a double-layer sound insulation effect, and the mute effect of the device is improved.
The guide bellows 5 is provided with a longitudinal partition 8 between the diesel engine 2 and the generator 3, as shown in fig. 1 and 3, the longitudinal partition 8 divides the guide bellows 5 into a first cooling box 9 and a second cooling box 10, the generator 3 is arranged in the first cooling box 9, and the diesel engine 2 is arranged in the second cooling box 10; the two cooling boxes enable the generator 3 and the diesel engine 2 to form mutually independent airflow flowing spaces, cold air enters from the chassis structure 1 to cool the generator 3 or the diesel engine 2 respectively, the cooling effect reduction caused by cold and hot air mixed flow is avoided, and the air outlets 11 at the upper ends of the first cooling box 9 and the second cooling box 10 are both connected to an exhaust fan; the two air outlets 11 are arranged close to each other and are demarcated by a longitudinal partition 8; thus, only one exhaust fan can be arranged to drive the air flows in the two cooling boxes.
The lower ends of the first cooling box 9 and the second cooling box 10 are far away from each other, one side is provided with an air inlet 12, the exhaust fan drives air flow to axially pass through the first cooling box 9 and the second cooling box 10, as shown in fig. 3, the air flow enters from the air inlets 12 at the two ends respectively, then moves towards the longitudinal partition 8 side under the action of the exhaust fan and is finally exhausted by the exhaust fan, the air flow can axially move to integrally pass through the outer wall of the diesel engine 2 or the generator 3, so that the temperature of each position on the surface of the diesel engine is reduced uniformly, and the effect is good.
As shown in fig. 2, in order to form an axial movement effect of the air flow, a plurality of separation fins 13 are uniformly distributed between the inner wall of the flow gap 6 and the outer wall of the diesel engine 2 or the generator 3, the separation fins 13 are radially distributed in the flow gap 6, and a flow passage 14 is reserved between two ends of the separation fins 13 and the inner wall of the longitudinal partition 8 or the guide bellows 5; when the gas circularly flows, the gas can be uniformly dispersed around the outer wall of the diesel engine 2 or the generator 3 by the separation fin plates 13, so that uniform heat dissipation is realized. The lower part connection of direction bellows 5 is equipped with air inlet cover 15, the inside branch flow cone 16 that is equipped with of air inlet cover 15, form air intake 12 between branch flow cone 16 both ends and the direction bellows 5 lateral wall, branch flow cone 16 middle part is equipped with decurrent cone convex part 17, and air inlet cover 15 can be broady the air inlet area, increases the air circulation volume, and branch flow cone 16 will get into the air intake 12 at both ends of gaseous evenly distributed.
As shown in fig. 4, the end of the diesel engine 2 is connected with the sound insulation box 4, an air inlet hopper 19 is arranged, the side wall of the diesel engine 2 is also connected with a smoke exhaust pipe 20, the position of the sound insulation box 4, which is positioned at the air inlet hopper 19, is an opening, and the diesel engine 2 sucks outside air from the air inlet hopper 19 into the piston. The chassis structure 1 comprises a primary chassis 21 and a secondary chassis 22, the diesel engine 2 and the generator 3 are fixed on the primary chassis 21 through mounting feet 24, and the primary chassis 21 and the secondary chassis 22 are connected through a plurality of shock pads 23. The secondary chassis 22 is arranged on the mounting platform, the shock pad 23 is arranged on a corresponding hole site on the secondary chassis 22, and the primary chassis 21 is arranged on the shock pad 23 and locked; next, the diesel engine 2 and the generator 3 are connected, and then mounted on the primary chassis 21 for locking.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a small-size silence formula air-cooled diesel generating set, its characterized in that, including chassis structure (1), be equipped with diesel engine (2) and generator (3) on chassis structure (1), diesel engine (2) are connected with generator (3), still are equipped with sound insulation box (4) on chassis structure (1), sound insulation box (4) top is equipped with the exhaust fan that is used for radiating, be equipped with direction bellows (5) in sound insulation box (4), direction bellows (5) parcel is outside diesel engine (2) and generator (3), be equipped with between the outer wall of direction bellows (5) and diesel engine (2) or generator (3) and supply the air current to pass through overflow clearance (6), direction bellows (5) lower part is connected with chassis structure (1), is equipped with air inlet (7) on chassis structure (1), and direction bellows (5) upper portion is connected with the exhaust fan import.
2. A small mute air-cooled diesel generator set according to claim 1, characterized in that a longitudinal partition plate (8) is arranged between the diesel engine (2) and the generator (3) by the guide wind box (5), the guide wind box (5) is divided into a first cooling box (9) and a second cooling box (10) by the longitudinal partition plate (8), the generator (3) is arranged in the first cooling box (9), the diesel engine (2) is arranged in the second cooling box (10), and an air outlet (11) at the upper end of the first cooling box (9) and an air outlet (11) at the upper end of the second cooling box (10) are connected to an exhaust fan; the two air outlets (11) are arranged close to each other and are delimited by a longitudinal partition (8).
3. A small mute air-cooled diesel generator set according to claim 2, wherein the lower ends of the first cooling box (9) and the second cooling box (10) are far away from each other, an air inlet (12) is formed in one side, and the exhaust fan drives air flow to pass through the first cooling box (9) and the second cooling box (10) along the axial direction.
4. The small mute air-cooled diesel generator set according to claim 2, wherein a plurality of separation fin plates (13) are uniformly distributed between the inner wall of the overcurrent gap (6) and the outer wall of the diesel engine (2) or the generator (3), the separation fin plates (13) are radially distributed in the overcurrent gap (6), and an overcurrent channel (14) is reserved between two ends of the separation fin plates (13) and the inner wall of the longitudinal partition plate (8) or the guide bellows (5).
5. A small mute air-cooled diesel generator set according to claim 3, characterized in that an air inlet cover (15) is connected to the lower part of the guide bellows (5), a split cone (16) is arranged in the air inlet cover (15), an air inlet (12) is formed between two ends of the split cone (16) and the side wall of the guide bellows (5), and a downward cone convex part (17) is arranged in the middle of the split cone (16).
6. The small mute air-cooled diesel generator set according to claim 1, wherein an acoustic insulation cotton (18) is arranged on the inner wall of the acoustic insulation box body (4), an air inlet hopper (19) is arranged at the end part of the diesel engine (2) and connected with the acoustic insulation box body (4), and a smoke exhaust pipe (20) is further arranged on the side wall of the diesel engine (2).
7. A small mute air-cooled diesel generator set as claimed in claim 1, wherein the chassis structure (1) comprises a primary chassis (21) and a secondary chassis (22), the diesel engine (2) and the generator (3) are fixed on the primary chassis (21) through mounting feet (24), and the primary chassis (21) and the secondary chassis (22) are connected through a plurality of shock-absorbing pads (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321093655.9U CN219809070U (en) | 2023-05-09 | 2023-05-09 | Small mute type air-cooled diesel generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321093655.9U CN219809070U (en) | 2023-05-09 | 2023-05-09 | Small mute type air-cooled diesel generator set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219809070U true CN219809070U (en) | 2023-10-10 |
Family
ID=88210197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321093655.9U Active CN219809070U (en) | 2023-05-09 | 2023-05-09 | Small mute type air-cooled diesel generator set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219809070U (en) |
-
2023
- 2023-05-09 CN CN202321093655.9U patent/CN219809070U/en active Active
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