CN221223410U - Energy-saving smoke exhaust system of smoke hood - Google Patents
Energy-saving smoke exhaust system of smoke hood Download PDFInfo
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- CN221223410U CN221223410U CN202322373369.4U CN202322373369U CN221223410U CN 221223410 U CN221223410 U CN 221223410U CN 202322373369 U CN202322373369 U CN 202322373369U CN 221223410 U CN221223410 U CN 221223410U
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- 239000000779 smoke Substances 0.000 title claims abstract description 133
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 206010022000 influenza Diseases 0.000 claims abstract description 8
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 14
- 239000003517 fume Substances 0.000 description 10
- 241000883990 Flabellum Species 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The application discloses an energy-saving smoke exhaust system of a smoke hood, which relates to the field of smoke purifying equipment and comprises a plurality of smoke hoods, wherein smoke exhaust flues are fixed on the side walls of the smoke hoods, an electric valve is arranged in each smoke exhaust flue, a wind speed detection device is fixed at each electric valve, and a fan for sucking out smoke is fixed in each smoke exhaust flue. The application has the effect of ensuring the smoke discharging efficiency.
Description
Technical Field
The application relates to the field of oil smoke purifying equipment, in particular to an energy-saving smoke discharging system of a smoke hood.
Background
The kitchen ventilator is mainly used for sucking and discharging substances such as kitchen oil smoke and the like into the kitchen ventilator and then discharging the substances into the outside air.
The patent with the publication number of CN113739233A discloses an oil fume purifying all-in-one machine, which comprises a machine case, wherein at least one inner cavity flue is arranged in the machine case, a high-efficiency oil fume filter and an exhaust fan are arranged in each inner cavity flue, the exhaust fan is positioned between the high-efficiency oil fume filter and an exhaust port on the machine case, a booster filter fan is arranged in the inner cavity flue between an air suction port of the machine case and the high-efficiency oil fume filter or at the air suction port of the machine case, and the exhaust fan and the booster filter fan are both centrifugal fans; an atomization nozzle for spraying water to the air inlet of the booster filter fan is arranged at the air inlet of the booster filter fan. The application has the advantage of improving the oil fume suction efficiency on the premise of ensuring the filtering efficiency and low noise.
In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, one or more smoke hoods of a plurality of smoke purifying devices are started to work together according to different requirements during working, the smoke exhaust is completed by means of the action of a fan on a smoke exhaust pipeline shared by the smoke hoods, smoke is exhausted through the set fan frequency during the smoke exhaust process, namely the rotating speed of the fan is controlled through the fixed frequency, so that the air quantity of the fan is certain, and the smoke exhaust effect and the smoke exhaust accuracy are relatively reduced under different field conditions.
Disclosure of utility model
In order to ensure the smoke exhaust effect, the application provides an energy-saving smoke exhaust system of a smoke hood.
The application provides an energy-saving smoke exhaust system of a smoke hood, which adopts the following technical scheme:
The energy-saving smoke exhaust system comprises a plurality of smoke exhaust hoods, wherein a smoke exhaust duct is fixed on the side wall of each smoke exhaust hood, an electric valve is arranged in each smoke exhaust duct, a wind speed detection device is fixed at each electric valve, and a fan for sucking out smoke is fixed in each smoke exhaust duct.
By adopting the technical scheme, the wind speed detection device can detect the wind speed in the smoke suction duct, and when the wind speed does not accord with the expectation, the wind speed in the smoke suction duct can be adjusted by adjusting the rotating speed of the fan, so that the wind speed in the smoke suction duct is always maintained at the required wind speed, and the smoke suction effect of the smoke suction hood is ensured; in traditional mode of discharging fume, fan rotational speed is invariable, when the fan flabellum receives the greasy dirt to be stained with or scene actual conditions is different, and the fan flabellum receives the influence to lead to rotational speed change, and the efficiency of discharging fume declines, and the aforesaid setting has improved in traditional mode of discharging fume because the oil smoke is stained with, or the scene conditions is different and lead to the fan rotational speed unable to keep the problem that the smoke evacuation effect is poor that the predetermined value leads to.
Optionally, a PLC controller is installed on the wall, and the PLC controller is connected to the wind speed detecting device and the fan through lines respectively.
Through adopting above-mentioned technical scheme, the PLC controller is connected in wind speed detection device and fan through the circuit respectively, and the wind speed that wind speed detection device detected can be transmitted for the PLC controller, then controls the fan rotational speed through the PLC controller, makes the fan rotational speed increase or reduce to adjust the wind speed in the suction flue.
Optionally, the smoke absorbing channel comprises a first flue and a plurality of second flues, the plurality of second flues and the plurality of smoke absorbing hoods are in one-to-one correspondence and fixed on the side wall of the smoke absorbing hood, the plurality of second flues are communicated with the first flue, the fan is fixed on the inner side wall of the first flue, and the wind speed detection device and the electric valve are fixed on the inner side wall of the second flue.
Through adopting above-mentioned technical scheme, the oil smoke in the fume suction hood is transferred to inside the first flue through the second flue, through the fan of fixing at first flue inside wall, the oil smoke in the first flue discharges to inside the first flue to accomplish the discharge of oil smoke.
Optionally, be fixed with the safety cover that is used for protecting the PLC controller on the wall body, the vent has been seted up to the safety cover terminal surface, the vent inside wall rotates and is connected with the ventilation board.
Through adopting above-mentioned technical scheme, the safety cover plays the guard action to the PLC controller, has reduced the influence of external factor to the PLC controller to the life of PLC controller has been guaranteed.
Optionally, the wind speed detection device is a wind speed sensor.
By adopting the technical scheme, the wind speed sensor is used for detecting the wind speed in the suction channel, and the detection result is accurate.
Optionally, the wind speed detection device is arranged at one end of the electric valve far away from the smoke suction cover.
Through adopting above-mentioned technical scheme, the adjustable opening and shutting of inhaling the flue of motorised valve, wind speed detection device sets up in the one end that the motorised valve kept away from the fume hood, has reduced the motorised valve to wind speed detection device's influence, has promoted the accuracy degree of detection.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The wind speed detection device can detect the wind speed in the smoke suction duct, when the wind speed does not accord with the expectation, the wind speed in the smoke suction duct can be adjusted by adjusting the rotating speed of the fan, so that the wind speed in the smoke suction duct is always maintained at the required wind speed, and the smoke suction effect of the smoke suction hood is ensured; the problem of poor smoke discharging effect caused by incapability of maintaining a preset value of the rotating speed of a fan due to adhesion of smoke or different field conditions in the traditional smoke discharging mode is solved;
2. The wind speed sensor is used for detecting the wind speed in the suction flue, and the detection result is accurate; and meanwhile, when the number of the smoke hoods is smaller, the fan power is reduced compared with that of a traditional smoke exhaust system, and the energy-saving effect is remarkable.
Drawings
FIG. 1 is a schematic diagram of the main structure of an embodiment of the present application.
Figure 2 is a cross-sectional view of the internal structure of the smoke-absorbing channel.
Fig. 3 is a schematic view of the installation position of the PLC controller.
Reference numerals illustrate:
1. A smoke-absorbing cover; 2. a flue; 3. a wind speed detection device; 4. a PLC controller; 5. a first flue; 6. a second flue; 7. a protective cover; 8. a ventilation board; 9. a blower; 10. a vent; 11. an electric valve.
Detailed Description
The application is described in further detail below with reference to fig. 1-3.
The embodiment of the application discloses an energy-saving smoke exhaust system of a smoke hood. Referring to fig. 1, fig. 2 and fig. 3, an energy-saving smoke exhaust system of a smoke hood comprises a plurality of smoke hoods 1 fixed on a wall body, a smoke exhaust channel 2 is fixed on the side wall or the top of the smoke hood 1 in a bolt-fixing mode, the smoke exhaust channel 2 is fixed on the top or the side wall of the smoke hood 1 through bolts, the smoke exhaust channel 2 is communicated with the smoke hood 1, the smoke exhaust channel 2 comprises a first smoke channel 5 and a plurality of second smoke channels 6, the plurality of second smoke channels 6 respectively correspond to the plurality of smoke hoods 1, the second smoke channels 6 are fixed on the top or the side wall of the smoke hood 1 through bolts, the first smoke channels 5 penetrate through the wall body, the second smoke channels 6 are fixed on the side wall of the first smoke channels 5 through bolts, the second smoke channels 6 are communicated with the first smoke channels 5, and the second smoke channels 6 are used for transferring smoke to the inside the first smoke channels 5.
Referring to fig. 1, 2 and 3, be provided with motorised valve 11 in the smoke canal 2, motorised valve 11 is used for controlling the opening and shutting of smoke canal 2, motorised valve 11 is fixed in second flue 6 inside wall through the bolt, be provided with fan 9 in the smoke canal 2, fan 9 is used for shifting the oil smoke in the smoke canal 2 to smoke canal 2 outside, fan 9 is fixed in first flue 5 inside wall through the bolt, second flue 6 inside wall is fixed with wind speed detection device 3 through the bolt, wind speed detection device 3 is wind speed sensor in this embodiment, but other wind speed detection device 3 also can replace wind speed sensor, wind speed detection device 3 sets up in motorised valve 11 keeps away from the one end of smoke canal 1, wind speed detection device 3 sets up in the one end that fan 9 is close to smoke canal 1 simultaneously, wind speed detection device 3 sets up between motorised valve 11 and fan 9, wind speed detection device 3 that so set up is convenient for detect the wind speed in the second flue 6.
Referring to fig. 1, 2 and 3, a PLC controller 4 is fixed on a wall body through bolts, the PLC controller 4 is connected to a wind speed detecting device 3 and a fan 9 through lines respectively, the PLC controller 4 is mainly used for controlling the rotating speed of the fan 9, the wind speed detected by the wind speed detecting device 3 is transmitted to the PLC controller 4, the rotating speed of the fan 9 is regulated by the wind speed detected by the wind speed detecting device 3 of the PLC controller 4, so that the wind speed is always maintained at a required wind speed, the optimal smoke discharging effect when one or more smoke hoods 1 are started can be recorded according to the requirement, and the wind speed is maintained at an optimal state when one or more smoke hoods 1 are started through the PLC controller 4.
Referring to fig. 1, 2 and 3, there is the safety cover 7 through bolt fastening on the wall body, and safety cover 7 is used for protecting the PLC controller 4, and vent 10 has been seted up to safety cover 7 terminal surface, and vent 10 runs through safety cover 7 along safety cover 7 lateral wall thickness direction, and vent 10 inside wall rotates through the pivot to be connected with a plurality of ventilation boards 8, through the inside and outside intercommunication degree of safety cover 7 of rotation ventilation board 8 steerable safety cover 7 to the heat dissipation of PLC controller 4 is convenient for.
The implementation principle of the energy-saving smoke exhaust system of the smoke hood of the embodiment of the application is as follows: starting one or more smoke exhaust hoods 1, obtaining the optimal smoke exhaust wind speed when starting the first smoke exhaust hoods 1 according to an early experiment, detecting the wind speed in the smoke exhaust duct 2 through the wind speed detection device 3 after starting, and keeping the wind speed in each second flue 6 at the optimal smoke exhaust wind speed, so that the smoke exhaust effect is always in an optimal state; meanwhile, the energy-saving effect of the design is good, when the original smoke exhaust mode is poor in smoke exhaust environment, for example, the fan blades of the fan 9 are attached by greasy dirt, the fan power needs to be improved if the wind speed in the smoke exhaust channel 2 is required to be unchanged, but the gear of the fan 9 is constant, the frequency of the fan 9 cannot be accurately adjusted, the power after the gear is improved is higher than the required power in the optimal wind speed state, the energy-saving effect is poor, the improved smoke exhaust system can detect the wind speed in the second smoke channel 6 through the wind speed detection device 3, the power of the fan 9 is adjusted in real time through the PLC 4, when a plurality of smoke covers are connected together, but only one or two smoke covers are opened, the wind speed required by smoke exhaust is small, and at the moment, compared with a traditional exhaust system, the power of the fan 9 is obviously reduced, and therefore the energy-saving effect is obvious.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (4)
1. The utility model provides an energy-conserving smoke discharging system of petticoat pipe, includes a plurality of smoke hoods (1), its characterized in that: a smoke absorbing channel (2) is fixed on the side wall of the plurality of smoke absorbing covers (1), an electric valve (11) is arranged in the smoke absorbing channel (2), a wind speed detection device (3) is fixed at the electric valve (11), and a fan (9) for sucking oil smoke is fixed in the smoke absorbing channel (2); the wall body is provided with a PLC (programmable logic controller) 4, and the PLC 4 is connected with a wind speed detection device 3 and a fan 9 through lines respectively; a protection cover (7) for protecting the PLC (4) is fixed on the wall body, a vent (10) is formed in the end face of the protection cover (7), and a ventilation plate (8) is rotatably connected to the inner side wall of the vent (10).
2. An energy efficient smoke evacuation system for a smoke cage according to claim 1, wherein: the smoke absorbing channel (2) comprises a first flue (5) and a plurality of second flues (6), the second flues (6) are in one-to-one correspondence with the smoke absorbing covers (1) and are fixed on the side walls of the smoke absorbing covers (1), the second flues (6) are communicated with the first flue (5), the fan (9) is fixed on the inner side walls of the first flue (5), and the wind speed detection device (3) and the electric valve (11) are fixed on the inner side walls of the second flues (6).
3. An energy efficient smoke evacuation system for a smoke cage according to claim 1, wherein: the wind speed detection device (3) is a wind speed sensor.
4. An energy efficient smoke evacuation system for a smoke cage according to claim 1, wherein: the wind speed detection device (3) is arranged at one end of the electric valve (11) far away from the smoke suction cover (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322373369.4U CN221223410U (en) | 2023-08-31 | 2023-08-31 | Energy-saving smoke exhaust system of smoke hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322373369.4U CN221223410U (en) | 2023-08-31 | 2023-08-31 | Energy-saving smoke exhaust system of smoke hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221223410U true CN221223410U (en) | 2024-06-25 |
Family
ID=91565986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322373369.4U Active CN221223410U (en) | 2023-08-31 | 2023-08-31 | Energy-saving smoke exhaust system of smoke hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221223410U (en) |
-
2023
- 2023-08-31 CN CN202322373369.4U patent/CN221223410U/en active Active
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