CN212457040U - Central smoke exhaust ventilator - Google Patents
Central smoke exhaust ventilator Download PDFInfo
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- CN212457040U CN212457040U CN202021159104.4U CN202021159104U CN212457040U CN 212457040 U CN212457040 U CN 212457040U CN 202021159104 U CN202021159104 U CN 202021159104U CN 212457040 U CN212457040 U CN 212457040U
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Abstract
The utility model provides a central range hood, which relates to the technical field of oil fume removal equipment and comprises a controller, fans, power distribution valves positioned on each floor and a range hood positioned in a kitchen on each floor, wherein the number of the fans is at least two, the controller is respectively connected with the fans and the power distribution valves, and the power distribution valves are connected with the range hood; the power distribution valve is used for sending working condition information to the controller; the working condition information comprises the quantity information of the power distribution valves in the opening state; the controller is used for sending the running state information to the fan according to the working condition information; the running state information comprises the number information of the started fans; and the fan is used for exhausting air according to the running state information. The utility model discloses the noise is low, and the vibration range is little, can accord with house design's requirement.
Description
Technical Field
The utility model belongs to the technical field of the technique of deoiling cigarette equipment and specifically relates to a central authorities' range hood is related to.
Background
When the central range hood is installed in the super high-rise building to assist in smoke exhaust, the requirement for exhaust air volume during the peak cooking period is high due to the height of the building. However, the existing central range hood is provided with a fan, and the requirement of exhausting air in peak periods is difficult to meet. If the fan with larger air suction volume is replaced, the power consumption is increased, the noise is large, the vibration amplitude is large, and the requirements of the residential building on the noise and the vibration are not met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a central authorities 'range hood, the system noise is low, and the vibration range is little, can accord with house design's requirement.
The utility model provides a central range hood, including controller, fan, the power distribution valve that is located each floor and the range hood that is located each floor kitchen, the quantity of fan is two at least, the controller respectively with the fan with the power distribution valve links to each other, the power distribution valve with the range hood links to each other;
the power distribution valve is used for sending working condition information to the controller; the working condition information comprises the number information of the power distribution valves in the opening state;
the controller is used for sending running state information to the fan according to the working condition information; the running state information comprises the number information of the started fans;
and the fan is used for exhausting air according to the running state information.
In an optional embodiment, the operation state information further includes frequency information of the started fan.
In an alternative embodiment, the operating condition information further includes floor information of the power distribution valve and opening information of the power distribution valve.
In an alternative embodiment, the fan is mounted in a common flue; and the controller also sends running state information to the fan according to the specification information of the public flue.
In an alternative embodiment, the system further comprises a static pressure box, a plurality of fans are respectively connected with the static pressure box, and the static pressure box is connected with the common flue.
In an optional embodiment, the variable-diameter pipe wind power generation system further comprises a plurality of variable-diameter pipes, wherein the number of the variable-diameter pipes is matched with that of the fans; the fan is connected with the reducer pipe, and the reducer pipe is connected with the static pressure box.
In an optional embodiment, the method further comprises controlling the air valve; the fan, the reducer pipe and the control air valve are sequentially connected; the control air valve is connected with the static pressure box.
In an alternative embodiment, the number of fans is 2-5.
In an alternative embodiment, the range hoods of the kitchens on all floors are connected with the common flue through a connecting pipe, and the power distribution valve is installed on the connecting pipe.
In an optional embodiment, the flue gas purification device further comprises a fire damper, wherein the fire damper is installed at the connecting end of the connecting pipe and the common flue.
The utility model provides a central range hood, send the current operating mode information to the controller through the power distribution valve, wherein, the operating mode information includes the quantity information of the power distribution valve in the open state; the controller determines running state information of the fans according to the working condition information, wherein the running state information comprises the number information of the started fans; thereby make the fan carry out the air exhaust according to running state information. The utility model discloses a central authorities' range hood is according to the fan of the corresponding quantity of operating mode information, is satisfying under the demand of the high volume of airing exhaust of super high-rise building like this, can adopt the parallelly connected operation of many fans of the less (volume of airing exhaust less) of specification, and the less fan of specification has lower noise and vibration range, consequently the utility model discloses the noise is low, and the vibration range is little, can accord with the requirement of house design.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a central range hood according to an embodiment of the present invention;
fig. 2 is a system schematic diagram of a central range hood according to an embodiment of the present invention;
fig. 3 is a schematic view of an a-direction structure in fig. 2 according to an embodiment of the present invention.
Icon: 51-a fan; 52-a reducer pipe; 53-control air valve; 54-static pressure box; 55-a power distribution valve; 56-smoke exhaust ventilator; 57-common flue; 58-controller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
At present, super high-rise buildings are more and more common in our lives, and when the central range hood is applied to the super high-rise buildings, the requirement of the exhaust air volume cannot be met due to the fact that the requirement of the exhaust air volume is large in the peak period of cooking. If a large-sized central range hood is adopted, the exhaust air volume of the fan in unit time is increased, but the noise and vibration of the fan are increased, and the requirements of residential buildings are not met.
Based on this, the utility model provides a central authorities' range hood adopts a plurality of small dimension fan combinations, under the demand that satisfies the volume of airing exhaust, the utility model discloses a quantity of opening of power distribution valve confirms the quantity of opening of fan, the utility model discloses the noise is low, and the vibration range is little, can accord with the requirement of house design. The present invention will be described in detail by way of examples.
Referring to fig. 1 and 2, the utility model provides a central range hood, including controller 58, fan 51, the power distribution valve 55 that is located each floor and the range hood 56 that is located each floor kitchen, the quantity of fan 51 is at least two, controller 58 links to each other with fan 51 and power distribution valve 55 respectively, power distribution valve 55 links to each other with range hood 56;
a power distribution valve 55 for sending operating condition information to a controller 58; wherein the condition information includes information on the number of the power distribution valves 55 in the open state;
a controller 58 for sending operation state information to the fan 51 according to the operating condition information; the running state information includes information on the number of the start-up fans 51;
and the fan 51 is used for exhausting air according to the running state information.
Specifically, the central range hood includes a controller 58, a fan 51, a power distribution valve 55 located on each floor, and a range hood 56 located in a kitchen on each floor, and referring to fig. 2, the controller 58 is respectively connected to the power distribution valve on floor 1, the power distribution valve on floor 2 … … on the top floor, and is respectively connected to the fan # 1, the fan #2 … …, the fan # n. The power distribution valve 55 is electrically connected with the range hood 56; the fans 51 are installed in the common flue 57, the number of the fans 51 is at least two, and each fan 51 is electrically connected with the controller 58.
The fan 51 is arranged at the air outlet of the common flue 57 on the roof of the house, and plays a role of assisting in discharging smoke for the oil smoke in the common flue 57; the fans 51 are connected in parallel, that is, the fans 51 are electrically connected to the controller 58.
The range hood 56 is connected with the common flue 57 through a connecting pipe, the power distribution valve 55 is installed on the connecting pipe, the power distribution valve 55 and the controller 58 are communicated in a wired and wireless mode, and the adjustment of the smoke discharge amount of the kitchen is realized by adjusting the opening degree of the valve.
The controller 58 is mounted on the blower 51 and electrically connected to the blower 51 for controlling the operating state of the blower 51. The central range hood also comprises a fire damper which is also arranged on the connecting pipe.
Preferably, the range hood 56 of the present embodiment includes a hood and a control panel, the control panel is electrically connected to the power distribution valve 55, and when a user presses a start key on the control panel, the control panel sends a start signal to the power distribution valve 55; the power distribution valve 55 is opened in response to the activation signal. After the power distribution valve 55 is opened, the operating condition information thereof is sent to the controller 58.
The working condition information refers to working condition information, in this embodiment, the controller 58 obtains current working condition information sent by the power distribution valve 55 of each floor, determines an air discharge amount according to the working condition information of the power distribution valve 55 of each floor, determines information on the number of the fans 51 to be started according to the air discharge amount, and sends the information on the number of the fans 51 to be started to the fans 51; to exhaust air after turning on a corresponding number of fans 51.
It should be noted that the start-up fan 51 refers to the fan 51 in an operating state (or an on state), and correspondingly, the shut-down fan 51 refers to the fan 51 in a non-operating state (an off state or a standby state).
The principle of the present embodiment is to determine the information of the number of startup fans 51 from the information of the number of power distribution valves 55 in the open state. Compared with the condition that the fans 51 with larger specifications (larger air suction amount) meet the requirement of large air discharge amount of the super high-rise building, the fan 51 with corresponding number can be operated in parallel according to the working condition information in the embodiment, and the fan 51 with smaller specifications can be operated in parallel on the premise of meeting the requirement of large air suction amount to meet the air discharge amount; the embodiment has low noise and small vibration amplitude, and can meet the requirements of residential design. Moreover, the multiple fans 51 work cooperatively, so that the service life of the fans 51 can be prolonged; since the fans 51 are operated in parallel, it is not necessary to shut down all the fans 51 during maintenance and service, thereby facilitating maintenance.
Further, the operation state information in the above embodiment further includes frequency information of the startup fan 51.
The above embodiment determines the number of the fans 51 that are turned on, and the controller 58 in this embodiment also determines the operating frequency of the fans 51 according to the air discharge amount and the operating condition information, so that the fans 51 operate at the frequency.
In an alternative embodiment, the operating condition information further includes floor information of the power distribution valve 55 and opening information of the power distribution valve 55.
Preferably, the fan 51 in this embodiment is mounted in the common flue 57; the controller 58 also sends the operation state information to the fan 51 according to the specification information of the common flue 57.
Specifically, the air discharge amount in this embodiment refers to the air discharge amount of the fan, and this embodiment determines the number of fans 51 that need to be turned on according to the air discharge amount requirement, and can usually calculate the air discharge amount requirement by acquiring data of the power distribution valve 55 in the on state. The number of fans 51 to be turned on can be calculated according to the required air discharge amount and the air discharge amount of each fan.
However, the exhaust air volume is related to the floor and the opening of the power distribution valve 55, and the opening of the power distribution valve 55 is different between floors in order to equalize the air volume. In addition, the length, width, height, and other specification information of the common flue 57 also affect the amount of exhaust air.
In order to make the calculation more accurate, the embodiment further obtains information of the floor where the power distribution valve 55 is located in the open state, information of the valve opening, and specification information of the common flue 57, and determines the exhaust air volume according to the information; and then determines the operating point information of the fan 51 according to the air discharge amount.
In an alternative embodiment, referring to fig. 1 and 3, the central range hood of this embodiment further includes a static pressure box 54, the plurality of fans 51 are respectively connected to the static pressure box 54, and the static pressure box 54 is connected to the common flue 57.
In the present embodiment, the static pressure box 54 is a necessary component for reducing dynamic pressure, increasing static pressure, stabilizing air flow and reducing air flow vibration in the central range hood of the present embodiment, and it can make the air supply effect more desirable. The plenum 54 is a device that both allows airflow and effectively prevents or attenuates the outward propagation of acoustic energy.
Specifically, the static pressure box 54 may change a portion of the dynamic pressure to static pressure to blow the wind further; moreover, noise can be further reduced; the plenum 54 enables uniform distribution of air volume and reduces dynamic pressure loss. But also has the function of a universal joint. Plenum 54 is used in the system to improve the overall performance of the ventilation system.
In addition, since a plurality of fans need to be connected, the diameter of the plenum 54 gradually increases from the end of the plenum 54 connected to the common flue 57.
In an optional embodiment, the system further comprises a plurality of reducer pipes 52, the number of which is matched with that of the fans 51; fan 51 is connected to reducer 52, and reducer 52 is connected to plenum 54.
Further, a control air valve 53 is also included; the fan 51, the reducer pipe 52 and the control air valve 53 are connected in sequence; the control air valve 53 is connected with a static pressure tank 54.
Specifically, the fans 51 of the present embodiment operate in parallel, and in order to improve the air exhaust effect, the present embodiment separates each fan 51 through the reducer 52 and the control air valve 53, so that each fan 51 can operate independently without interfering with each other. However, since the calibers of the control air valve 53 and the fan 51 are not the same, the present embodiment further requires a reducer 52 with two ends respectively adapted to the calibers of the control air valve and the fan to connect the two.
In an alternative embodiment, the number of fans 51 is 2-5.
In an alternative embodiment, the extractor hoods 56 of the respective floor kitchens are connected to the common flue 57 through a connection pipe, and the power distribution valve 55 is installed on the connection pipe.
In an alternative embodiment, a fire damper is also included, which is mounted at the end of the connection tube that connects to the common flue 57.
In this embodiment, the central range hood further includes a fire damper, and the fire damper is installed at a connection end of the connection pipe (the connection pipe is used for connecting the range hood 56 and the common flue 57) and the common flue 57. The fan 51 is positioned at the air outlet of the roof and at the tail end of the system, the reducer pipe 52 is positioned at the front section of the fan 51, and the control air valve 53 is communicated with the static pressure box 54; a power distribution valve 55 is located at the interface of the common flue 57 and the connecting pipe.
In summary, the central oil smoke absorption provided by the embodiment can realize a larger air exhaust amount by adopting a plurality of fans 51 with smaller specifications, and the embodiment has low noise and small vibration amplitude and can meet the requirements of residential design; in the embodiment, the cross work can be realized among different fans 51, so that the service life of the fans 51 is further prolonged; each fan 51 operates independently, when a certain fan 51 needs maintenance, the fan 51 is shut down, and other fans 51 operate normally without influencing the use of users, so that the maintenance is convenient.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A central range hood is characterized by comprising a controller, fans, power distribution valves positioned on all floors and range hoods positioned in kitchens of all floors, wherein the number of the fans is at least two, the controller is respectively connected with the fans and the power distribution valves, and the power distribution valves are connected with the range hoods;
the power distribution valve is used for sending working condition information to the controller; the working condition information comprises the number information of the power distribution valves in the opening state;
the controller is used for sending running state information to the fan according to the working condition information; the running state information comprises the number information of the started fans;
and the fan is used for exhausting air according to the running state information.
2. The central hood according to claim 1, wherein the operating status information further includes frequency information of a starting fan.
3. The central hood according to claim 1, wherein the operating condition information further includes floor information of the power distribution valve and opening information of the power distribution valve.
4. The central hood according to claim 1, wherein the fans are mounted in a common flue; and the controller also sends running state information to the fan according to the specification information of the public flue.
5. The central hood according to claim 4, further comprising a plenum box, wherein a plurality of fans are respectively connected to the plenum box, and wherein the plenum box is connected to the common flue.
6. The central range hood of claim 5, further comprising a plurality of reducer pipes adapted to the number of fans; the fan is connected with the reducer pipe, and the reducer pipe is connected with the static pressure box.
7. The central hood according to claim 6, further comprising a control damper; the fan, the reducer pipe and the control air valve are sequentially connected; the control air valve is connected with the static pressure box.
8. The central extractor hood according to claim 1, wherein the number of the fans is 2-5.
9. The central range hood according to claim 1, wherein the range hoods of the kitchens on all floors are connected with a common flue through a connecting pipe, and the power distribution valve is installed on the connecting pipe.
10. The central hood according to claim 9, further comprising a fire damper installed at a connection end of the connection pipe and the common flue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021159104.4U CN212457040U (en) | 2020-06-19 | 2020-06-19 | Central smoke exhaust ventilator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021159104.4U CN212457040U (en) | 2020-06-19 | 2020-06-19 | Central smoke exhaust ventilator |
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| CN212457040U true CN212457040U (en) | 2021-02-02 |
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| CN202021159104.4U Active CN212457040U (en) | 2020-06-19 | 2020-06-19 | Central smoke exhaust ventilator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357688A (en) * | 2021-07-27 | 2021-09-07 | 杭州老板电器股份有限公司 | Central range hood system control method and device and central range hood system |
| CN113834109A (en) * | 2021-11-08 | 2021-12-24 | 杭州老板电器股份有限公司 | Networking configuration method and system for central range hood |
| CN114811686A (en) * | 2022-04-12 | 2022-07-29 | 杭州老板电器股份有限公司 | Central range hood system and control method and control device thereof |
-
2020
- 2020-06-19 CN CN202021159104.4U patent/CN212457040U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357688A (en) * | 2021-07-27 | 2021-09-07 | 杭州老板电器股份有限公司 | Central range hood system control method and device and central range hood system |
| CN113357688B (en) * | 2021-07-27 | 2022-05-31 | 杭州老板电器股份有限公司 | Central range hood system control method and device and central range hood system |
| CN113834109A (en) * | 2021-11-08 | 2021-12-24 | 杭州老板电器股份有限公司 | Networking configuration method and system for central range hood |
| CN113834109B (en) * | 2021-11-08 | 2024-02-02 | 杭州老板电器股份有限公司 | Central fume exhaust fan networking configuration method and system |
| CN114811686A (en) * | 2022-04-12 | 2022-07-29 | 杭州老板电器股份有限公司 | Central range hood system and control method and control device thereof |
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