CN220151428U - Closed generator set - Google Patents
Closed generator set Download PDFInfo
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- CN220151428U CN220151428U CN202321707844.0U CN202321707844U CN220151428U CN 220151428 U CN220151428 U CN 220151428U CN 202321707844 U CN202321707844 U CN 202321707844U CN 220151428 U CN220151428 U CN 220151428U
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- 238000001514 detection method Methods 0.000 claims abstract description 15
- 230000009467 reduction Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a closed generator set, which comprises a box body, an outer air filter, a first air inlet pipe, an inner air filter, a second air inlet pipe, a temperature detection unit and an air quantity control unit, wherein the box body is provided with a first air inlet pipe and a second air inlet pipe; the outer air filter is arranged at the outer side of the box body; the first air inlet pipe is connected with an external air filter and an air inlet of the supercharger; the inner air filter is arranged on the inner side of the box body; the second air inlet pipe is connected with the inner air filter and the air inlet of the supercharger; the temperature detection unit is used for detecting the temperature of the mixed air entering the supercharger; the air volume control unit is used for adjusting the air inlet volumes of the first air inlet pipe and the second air inlet pipe according to the temperature of the mixed air. The utility model uses the internal and external double air inlet mode, controls the proportion of the internal and external air inlet by detecting the temperature of the air entering the supercharger, reduces the temperature of the space in the box body under the condition of ensuring that the unit does not reduce the power, and obviously improves the noise reduction effect.
Description
Technical Field
The utility model relates to the technical field of unit noise reduction, in particular to a closed generator set.
Background
The closed generator set is a generator set which is formed by placing a diesel engine, a generator and the like in a box body and can reduce overall noise and prevent wind and water. The existing methods for reducing the temperature in the box body of the closed unit are roughly divided into two types: one is to exhaust and dissipate heat by controlling the opening and closing of a shutter on a box body; the other is to add a fan and a cooling fin in the box body, and to forcedly cool the air in the box body by using the fan and the cooling fin. The cost of the two cooling modes is higher, the noise reduction capability of the closed generator set cannot be improved better, and the higher requirements on the noise and the internal heat dissipation capability of the closed generator set in the market cannot be met.
Disclosure of Invention
Aiming at the defects, the technical problems to be solved by the utility model are as follows: the utility model provides a closed generating set, this unit uses the inside and outside double air inlet mode of box, through detecting the mixed air temperature that gets into the booster, controls inside and outside air inlet proportion, guarantees that the unit does not fall under the circumstances of power to the box inner space cooling to obviously promoted the noise reduction effect.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
the utility model provides a closed generating set, includes the box, be provided with the booster in the box, still include: the outer air filter is arranged at the outer side of the box body; one end of the first air inlet pipe extends out of the box body and is connected with an air outlet of the outer air filter, the other end of the first air inlet pipe is connected with an air inlet of the supercharger, and air inlet of the first air inlet pipe is outside cold air; the inner air filter is arranged on the inner side of the box body; one end of the second air inlet pipe is connected with an air outlet of the inner air filter, the other end of the second air inlet pipe is connected with an air inlet of the supercharger, and air inlet of the second air inlet pipe is hot air in the box body; a temperature detection unit for detecting a temperature of the mixed air entering the supercharger; and the air quantity control unit is used for adjusting the air inlet quantity of the first air inlet pipe and the second air inlet pipe according to the temperature of the mixed air.
Preferably, the first air inlet pipe and the second air inlet pipe are connected into a T-shaped pipe.
Preferably, the air volume control unit comprises a proportional control valve, and the proportional control valve is arranged in the T-shaped pipe.
Preferably, the temperature detection unit includes a temperature sensor disposed at an air inlet of the supercharger.
Preferably, a control unit is further arranged in the box body, and the control unit is respectively and electrically connected with the temperature detection unit and the air volume control unit.
Preferably, the box body is a full-closed cover body.
Preferably, the first air inlet pipe is installed on the box body through a flange.
Preferably, the box body is provided with an instrument box, and the control unit is arranged in the instrument box.
After the technical scheme is adopted, the utility model has the beneficial effects that:
the closed generator set comprises a box body, wherein a supercharger is arranged in the box body, and the closed generator set further comprises an outer air filter, a first air inlet pipe, an inner air filter, a second air inlet pipe, a temperature detection unit and an air quantity control unit; wherein the outer air filter is arranged at the outer side of the box body; one end of the first air inlet pipe extends out of the box body and is connected with an air outlet of the outer air filter, the other end of the first air inlet pipe is connected with an air inlet of the supercharger, and air inlet of the first air inlet pipe is outer cold air; wherein the inner air filter is arranged on the inner side of the box body; one end of the second air inlet pipe is connected with an air outlet of the inner air filter, the other end of the second air inlet pipe is connected with an air inlet of the supercharger, and air inlet of the second air inlet pipe is hot air in the box body; wherein the temperature detection unit is used for detecting the temperature of the mixed air entering the supercharger; the air quantity control unit is used for adjusting the air quantity of the first air inlet pipe and the second air inlet pipe according to the temperature of the mixed air. Therefore, the utility model uses the double air inlet mode inside and outside the box body, controls the proportion of the air inlet inside and outside by detecting the temperature of the air entering the supercharger, reduces the temperature of the space inside the box body under the condition of ensuring that the unit does not reduce the power, and obviously improves the noise reduction effect.
Drawings
FIG. 1 is a schematic diagram of a closed generator set according to the present utility model;
in the figure: 1-box, 2-outer air filter, 3-first air inlet pipe, 4-inner air filter, 5-second air inlet pipe, 6-booster, 7-temperature detection unit, 8-instrument box, 9-generator.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in FIG. 1, a closed generator set comprises a box body 1, wherein a supercharger 6 is arranged in the box body 1, the box body 1 comprises a base and a cover body arranged on the base, and the box body 1 is a full-closed cover body in a preferred scheme, so that the noise reduction effect is effectively improved.
The closed generator set of the utility model also comprises an outer air filter 2, a first air inlet pipe 3, an inner air filter 4, a second air inlet pipe 5, a temperature detection unit 7 and an air quantity control unit.
In the embodiment, a control unit is further arranged in the box body 1 and is respectively and electrically connected with the temperature detection unit 7 and the air quantity control unit; wherein the control unit may be, but is not limited to, a PLC; in a preferred scheme, an instrument box 8 is arranged on the box body 1, and a control unit is arranged in the instrument box 8; the air volume control unit is controlled by the control unit according to the temperature of the mixed air detected by the temperature detection unit 7 to adjust the temperature of the mixed air entering the supercharger 6. In addition, a plurality of operation switches are provided in the instrument box 8.
As shown in fig. 1, an external air filter 2 is provided at the outside of the case 1 for sucking and filtering ambient cool air at the outside of the case 1; the air outlet of outer air cleaner 2 is connected with one end of first air-supply line 3, and first air-supply line 3 is installed on box 1, specifically, first air-supply line 3 passes through the flange to be installed on box 1, and the other end of first air-supply line 3 is connected with the air intake of booster 6. Through the structure, the external air filter 2 sucks ambient cold air, and the ambient cold air is sent to the supercharger 6 through the first air inlet pipe 3 after being filtered. Of course, the first air inlet duct 3 is not limited to the above-listed arrangement, and may be mounted to the cabinet 1 in other manners.
As shown in fig. 1, an inner air cleaner 4 is provided inside the case 1, and the inner air cleaner 4 is used for sucking hot air in the case 1, which is discharged from a generator 9 in the case 1. An air outlet of the inner air filter 4 is connected with one end of a second air inlet pipe 5, and the other end of the second air inlet pipe 5 is connected with an air inlet of a supercharger 6. Through the structure, the internal air filter 4 can absorb hot air exhausted by the generator 9, the action realizes the temperature reduction in the box body 1, and the filtered hot air is sent to the supercharger 6 through the second air inlet pipe 5, namely, the filtered hot air is mixed with cold air sent by the first air inlet pipe 3 and then sent to the supercharger 6 together.
As shown in fig. 1, the temperature detecting unit 7 is configured to detect the temperature of the mixed air entering the supercharger 6, and in this embodiment, the temperature detecting unit 7 includes a temperature sensor disposed at an air inlet of the supercharger 6; the air volume control unit is used for adjusting the air inlet volumes of the first air inlet pipe 3 and the second air inlet pipe 5 according to the temperature of the mixed air, and the air volume control unit can comprise, but is not limited to, two valves, wherein one valve is arranged in the first air inlet pipe 3, and the other valve is arranged in the second air inlet pipe 5.
In the running process of the closed generator set, the temperature detection unit 7 detects the temperature of the mixed air entering the supercharger 6 in real time and transmits a corresponding temperature signal to the control unit, the control unit compares the temperature signal with a preset temperature such as 43 ℃, when the temperature is higher than the preset temperature, the flow of the first air inlet pipe 3 is increased, the flow of the second air inlet pipe 5 is reduced, when the temperature is lower than the preset temperature, the flow of the first air inlet pipe 3 is reduced, the flow of the second air inlet pipe 5 is increased, and the temperature of the mixed air entering the supercharger 6 is kept within a certain temperature range.
As shown in fig. 1, in a preferred embodiment, the first air inlet pipe 3 and the second air inlet pipe 5 are connected to form a T-shaped pipe, and at this time, the air volume control unit includes a proportional control valve, and the proportional control valve is disposed in the T-shaped pipe. The mixed air temperature can be linearly regulated through the proportional control valve, the temperature of the air entering the supercharger 6 is guaranteed not to exceed the standard by controlling the proportion of the air entering the inside and the outside of the proportional control valve through sucking the air with higher temperature inside the box body 1 to cool the inside of the box body 1.
In summary, according to the closed generator set disclosed by the utility model, under the conditions that the shutter of the box body 1 is not increased and the fan is not increased, the internal and external double air inlet mode of the box body 1 is used, the proportion of the internal and external air inlet is controlled by detecting the temperature of air entering the supercharger 6, the internal space of the box body 1 is cooled under the condition that the power of the generator set is not reduced, and the noise reduction effect is obviously improved.
The foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather is intended to cover any modifications, adaptations, and improvements of a closed-form generator set that are within the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a closed generating set, includes the box, be provided with the booster in the box, its characterized in that still includes:
the outer air filter is arranged at the outer side of the box body;
one end of the first air inlet pipe extends out of the box body and is connected with an air outlet of the outer air filter, the other end of the first air inlet pipe is connected with an air inlet of the supercharger, and air inlet of the first air inlet pipe is outside cold air;
the inner air filter is arranged on the inner side of the box body;
one end of the second air inlet pipe is connected with an air outlet of the inner air filter, the other end of the second air inlet pipe is connected with an air inlet of the supercharger, and air inlet of the second air inlet pipe is hot air in the box body;
a temperature detection unit for detecting a temperature of the mixed air entering the supercharger;
and the air quantity control unit is used for adjusting the air inlet quantity of the first air inlet pipe and the second air inlet pipe according to the temperature of the mixed air.
2. The closed generator set of claim 1, wherein the first air inlet duct and the second air inlet duct are connected as a T-tube.
3. The closed generator set of claim 2, wherein the air volume control unit comprises a proportional control valve disposed within the T-tube.
4. The closed generator set of claim 1, wherein the temperature detection unit comprises a temperature sensor disposed at an air intake of the supercharger.
5. The closed generator set according to any one of claims 1 to 4, wherein a control unit is further provided in the case, and the control unit is electrically connected to the temperature detection unit and the air volume control unit, respectively.
6. The closed generator set of claim 1, wherein the housing is a fully enclosed enclosure.
7. The closed-type generator set according to claim 6, wherein the first air inlet pipe is mounted on the case through a flange.
8. The closed generator set according to claim 5, wherein an instrument box is provided on the box body, and the control unit is provided in the instrument box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321707844.0U CN220151428U (en) | 2023-07-03 | 2023-07-03 | Closed generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321707844.0U CN220151428U (en) | 2023-07-03 | 2023-07-03 | Closed generator set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220151428U true CN220151428U (en) | 2023-12-08 |
Family
ID=89006230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321707844.0U Active CN220151428U (en) | 2023-07-03 | 2023-07-03 | Closed generator set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220151428U (en) |
-
2023
- 2023-07-03 CN CN202321707844.0U patent/CN220151428U/en active Active
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