CN113757739B - Communication method of central flue system and central flue system adopting same - Google Patents
Communication method of central flue system and central flue system adopting same Download PDFInfo
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- CN113757739B CN113757739B CN202110708963.7A CN202110708963A CN113757739B CN 113757739 B CN113757739 B CN 113757739B CN 202110708963 A CN202110708963 A CN 202110708963A CN 113757739 B CN113757739 B CN 113757739B
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- 238000004891 communication Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 28
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 22
- 239000000779 smoke Substances 0.000 claims description 15
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims description 5
- 230000000875 corresponding effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a communication method of a central flue system and the central flue system adopting the method. The communication method comprises the following steps: s1: a user starts a cigarette machine; s2: judging whether a main fan is started or not by the child node of the current range hood according to the broadcast information of the main node of the host computer in the last cycle, if the main fan is started, entering S3, and if the main fan is not started, entering S4; s3: all child nodes periodically send current state updating information upwards so that the host computer obtains startup information, and then S5 is carried out; s4: and the child node of the current cigarette machine judges whether the current cigarette machine is at the broadcasting time according to the broadcast information of the last cycle, if the current cigarette machine is at the broadcasting time, the current child node returns to S2 after the broadcasting is finished, and if the current cigarette machine is not at the broadcasting time, the current child node actively reports the starting-up information so that the host computer obtains the starting-up information, and then the S5 is carried out. The central flue system provided by the invention operates by adopting the communication method.
Description
Technical Field
The invention relates to the technical field of kitchen electricity, in particular to a communication method of a central flue system and the central flue system adopting the same.
Background
The central flue system generates power through a main fan arranged at the top end of the public flue and is matched with a check valve plate connected with the public flue to adjust so as to realize uniform distribution of flow of each floor, thereby achieving the purposes of smooth smoke discharge and low noise.
Because the wireless environment of a building is complex, the attenuation to wireless signals is very large, and for floors above 10 floors, a bottom layer smoke machine cannot be directly communicated with a roof fan. For the smoke exhaust collecting system, the network structure generally adopts a hand-in-hand connection mode, also called a bus connection mode, namely a mode of uploading information to the main fan layer by layer. However, such a connection method has problems such as low data transfer efficiency and poor real-time performance.
Therefore, a communication method for a central flue system is needed to solve the above problems.
Disclosure of Invention
The invention aims to solve at least one of the problems in the prior related art to a certain extent, and therefore, the invention provides a communication method of a central flue system.
The above purpose is realized by the following technical scheme:
a method of communicating in a central flue system, comprising the steps of:
s1: a user starts a cigarette machine;
s2: judging whether a main fan is started or not by a child node of the current range hood according to the broadcast information of the main node of the host computer in the last cycle, if the main fan is started, entering S3, and if the main fan is not started, entering S4;
s3: all child nodes periodically send current state updating information upwards so that the host computer obtains startup information, and then S5 is carried out;
s4: the child node of the current cigarette machine judges whether the current cigarette machine is at the broadcasting time according to the broadcasting information of the last cycle, if the current cigarette machine is at the broadcasting time, the current child node returns to S2 after the broadcasting is finished, and if the current cigarette machine is not at the broadcasting time, the current child node actively reports starting information so that the host computer obtains the starting information, and then the current child node enters S5;
s5: judging whether the startup number reaches a preset startup number, if so, running the main fan at a rotating speed corresponding to the startup number, and if not, shutting down the main fan and entering S6;
s6: and the main node periodically broadcasts, issues the information of starting the cigarette making machine to the child nodes and then returns to S1.
Optionally, the S3 specifically includes the following steps:
and after receiving the broadcast information, the child nodes at the bottommost layer transmit state information upwards step by step periodically, and the child nodes at each layer write the current state information into the transmitted state information until the master node receives the current state information.
Optionally, in S4, the current child node actively reports information to the master node at intervals of n, where n is a natural number.
Alternatively, 8 ≦ n ≦ 11.
Optionally, in S6, the master node issues information at intervals of n sub-nodes until the sub-node at the bottom layer receives the information, where n is a natural number.
Alternatively, 8 ≦ n ≦ 11.
Optionally, the master node broadcasts once every 30s-2 min.
Optionally, the master node and the child nodes transmit and receive information by using a point-to-point communication mechanism.
Optionally, an LoRa wireless communication module is used between the main node and the sub-node to transmit and receive information.
The invention also provides a central flue system which comprises a host and the smoke machine arranged at the user end of each floor, wherein the host comprises a main node and a main fan, the smoke machine is internally provided with sub-nodes, and the central flue system operates according to the communication method.
Compared with the prior art, the invention at least comprises the following beneficial effects:
on one hand, by setting the preset starting number of the range hood, when the starting number does not reach the preset starting number, smoke discharge difficulty does not exist, so that the main fan is not started at the moment, the purposes of saving electricity, saving energy and reducing consumption are achieved; when the starting number reaches the preset starting number, the main fan is started to increase the exhaust volume of the whole flue; on the other hand, when the main fan is not started, the sub-node is adopted for actively reporting, and the main node carries out information receiving and sending in a mode of broadcasting information, so that the quick linkage of the smoke machine to the main fan can be realized; on the other hand, after the main fan is started, the number of the opened cigarette making machines reaches the preset starting number, all the sub-nodes are adopted to send current state updating information at the moment, and the main node carries out information receiving and sending in a message broadcasting mode.
Drawings
FIG. 1 is a diagram illustrating steps in a method of communicating with a central flue system in accordance with an embodiment of the present invention;
FIG. 2 is a diagram illustrating specific steps of a communication method S3 of the central flue system according to an embodiment of the present invention;
FIG. 3 is a diagram illustrating specific steps of a communication method S4 of the central flue system according to an embodiment of the present invention;
FIG. 4 is a diagram illustrating specific steps of S6 of a communication method of the central flue system according to an embodiment of the present invention;
fig. 5 is an architecture diagram of a central flue system using an LoRa wireless communication module to transmit and receive information according to an embodiment of the present invention.
Detailed Description
The present invention is illustrated by the following examples, but the present invention is not limited to these examples. Modifications to the embodiments of the invention or equivalent substitutions of parts of technical features without departing from the spirit of the invention are intended to be covered by the scope of the claims of the invention.
Referring to fig. 1, the present invention provides a communication method of a central flue system, including the following steps:
s1: a user starts a cigarette machine;
s2: judging whether a main fan is started or not by the child node of the current range hood according to the broadcast information of the main node of the host computer in the last cycle, if the main fan is started, entering S3, and if the main fan is not started, entering S4;
s3: all child nodes periodically send current state updating information upwards so that the host computer obtains startup information, and then S5 is carried out;
s4: the current sub-node of the smoke machine judges whether the current sub-node is at the broadcasting time according to the broadcast information of the previous cycle, if the current sub-node is at the broadcasting time, the current sub-node returns to S2 after the broadcasting is finished, and if the current sub-node is not at the broadcasting time, the current sub-node actively reports the starting information so that the host computer obtains the starting information, and then the current sub-node enters S5;
s5: judging whether the startup number reaches a preset startup number, if so, operating the main fan at a rotating speed corresponding to the startup number, and if not, shutting down the main fan and entering S6;
s6: the main node broadcasts periodically, sends information of starting up the smoke machine to the child nodes, and then returns to S1.
On one hand, by setting the preset starting number of the range hood, when the starting number does not reach the preset starting number, smoke discharge difficulty does not exist, so that the main fan is not started at the moment, the purposes of saving electricity, saving energy and reducing consumption are achieved; when the starting number reaches the preset starting number, the main fan is started to increase the exhaust volume of the whole flue; on the other hand, when the main fan is not started, the sub-node is adopted for actively reporting, and the main node carries out information receiving and sending in a mode of broadcasting information, so that the quick linkage of the smoke machine to the main fan can be realized; on the other hand, after the main fan is started, the number of the opened cigarette making machines reaches the preset starting number, all the sub-nodes are adopted to send current state updating information at the moment, and the main node carries out information receiving and sending in a message broadcasting mode.
Referring to fig. 2, optionally, S3 specifically includes the following steps:
after receiving the broadcast information, the child node at the bottommost layer periodically transmits the state information upwards step by step, and the child node at each layer writes the current state information into the transmitted state information until the child node receives the current state information, so that the complete and stable recording of the floor information is realized.
Referring to fig. 3, optionally, in S4, the current child node actively reports information to the master node at intervals of n child nodes, where n is a natural number, so that the master node can obtain startup information more quickly, and the master fan is started quickly.
Optionally, the current child nodes report information to the master node at intervals of 10 child nodes, and the setting is such that, for example, in a 30-layer building, when the startup number reaches the preset startup number, the master node can obtain the startup information after 3 seconds, so that the master fan can be started only after 3 seconds. Of course. In other embodiments, n may also be a value of n not less than 8 and not more than 11, and the quick start of the main blower can also be realized.
Referring to fig. 4, optionally, in S6, the main node sends information at intervals of n sub-nodes until the sub-node at the bottom layer receives the information, where n is a natural number, so that the information can be sent to the sub-nodes more quickly, and the corresponding cigarette making machine is controlled to perform a corresponding action, such as adjusting the opening degree of a check valve plate between the cigarette making machine and a common flue.
Optionally, the main node issues information at intervals of 10 sub-nodes, and the setting is such that, for example, in a building with 30 floors, the broadcast information of the main node can be transmitted to the lowest sub-node in only 3 s. Of course, in other embodiments, the value of n may also be n is greater than or equal to 8 and less than or equal to 11, and the broadcast information of the master node can also be quickly sent to the lowest child node.
Optionally, the master node performs broadcast once every 1min to ensure that the broadcast information can be updated to the child nodes quickly. Of course, in other embodiments, according to actual requirements, the master node may also perform broadcast once every 30s-2min, and it can also be ensured that the broadcast information can be quickly updated to the child nodes.
Optionally, the master node and the child nodes transmit and receive information by using a point-to-point communication mechanism, so that the master node and the corresponding child nodes can transmit and receive information to and from each other.
Referring to fig. 5, optionally, an LoRa wireless communication module is used between the main node and the sub-node to achieve information transmission and reception, and the LoRa wireless communication module has the advantages of long communication distance and low transmission power.
Referring to fig. 5, the present invention further provides a central flue system, including a host and a smoke machine disposed at a user end of each floor, where the host includes a main node and a main fan, and a sub-node is disposed in the smoke machine, and the central flue system operates according to the above communication method.
What has been described above are merely some of the embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A method of communicating in a central flue system, comprising the steps of:
s1: a user starts a cigarette machine;
s2: judging whether a main fan is started or not by a child node of the current range hood according to the broadcast information of the main node of the host computer in the last cycle, if the main fan is started, entering S3, and if the main fan is not started, entering S4;
s3: all child nodes periodically send current state updating information upwards so that the host computer obtains startup information, and then S5 is carried out;
s4: the child node of the current cigarette machine judges whether the current cigarette machine is at the broadcasting time according to the broadcasting information of the last cycle, if the current cigarette machine is at the broadcasting time, the current child node returns to S2 after the broadcasting is finished, and if the current cigarette machine is not at the broadcasting time, the current child node actively reports starting information so that the host computer obtains the starting information, and then the current child node enters S5;
s5: judging whether the starting number reaches a preset starting number, if so, running the main fan at a rotating speed corresponding to the starting number, and if not, shutting down the main fan and entering S6;
s6: and the main node periodically broadcasts, issues the information of starting the cigarette making machine to the sub-nodes and then returns to S1.
2. The communication method of the central flue system according to claim 1, wherein the step S3 specifically comprises the steps of:
and after receiving the broadcast information, the child nodes at the bottommost layer transmit state information upwards step by step periodically, and the child nodes at each layer write the current state information into the transmitted state information until the master node receives the current state information.
3. The communication method of the central flue system according to claim 1, wherein in S4, the current child node actively reports information to the master node at intervals of n, where n is a natural number.
4. The method of claim 1, wherein 8 ≦ n ≦ 11.
5. The communication method of the central flue system according to claim 1, wherein in S6, the main node issues messages at intervals of n sub-nodes until the sub-node at the bottom receives messages, where n is a natural number.
6. The method of claim 5, wherein 8 ≦ n ≦ 11.
7. The communication method of the central flue system according to claim 1, wherein the main node broadcasts once every 30s-2 min.
8. The communication method of the central flue system of claim 1, wherein the master node and the child nodes send and receive information using a point-to-point communication mechanism.
9. The communication method of the central flue system of any one of claims 1 to 8, wherein the main node and the sub-nodes transmit and receive information by using an LoRa wireless communication module.
10. A central flue system, comprising a host machine and a smoke machine arranged at a user end of each floor, wherein the host machine comprises a main node and a main fan, a sub-node is arranged in the smoke machine, and the central flue system operates according to the communication method of any one of claims 1 to 9.
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| CN202110708963.7A CN113757739B (en) | 2021-06-25 | 2021-06-25 | Communication method of central flue system and central flue system adopting same |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111207232B (en) * | 2018-11-21 | 2022-04-19 | 宁波方太厨具有限公司 | Preset angle control method for flue check valve of high-rise building |
| CN209165521U (en) * | 2018-11-29 | 2019-07-26 | 佛山市顺德区美的洗涤电器制造有限公司 | Top-sucking kitchen ventilator |
| CN110107938B (en) * | 2019-04-25 | 2020-08-11 | 宁波方太厨具有限公司 | Central flue system and target air volume control method thereof |
| CN110513741B (en) * | 2019-08-29 | 2021-05-28 | 佛山市顺德区美的洗涤电器制造有限公司 | Smoke exhaust ventilator |
| CN110645611A (en) * | 2019-09-26 | 2020-01-03 | 佛山市顺德区美的洗涤电器制造有限公司 | Control method, control device, system and storage medium for range hood |
| CN111351094B (en) * | 2020-04-28 | 2022-08-05 | 佛山市顺德区美的洗涤电器制造有限公司 | Range hood, cleaning device and method thereof and storage medium |
| CN112178718A (en) * | 2020-09-18 | 2021-01-05 | 华帝股份有限公司 | Control method of smoke exhaust collecting machine and smoke exhaust collecting machine system applying control method |
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