CN213841193U - Multifunctional smoke exhaust device - Google Patents
Multifunctional smoke exhaust device Download PDFInfo
- Publication number
- CN213841193U CN213841193U CN202023166128.5U CN202023166128U CN213841193U CN 213841193 U CN213841193 U CN 213841193U CN 202023166128 U CN202023166128 U CN 202023166128U CN 213841193 U CN213841193 U CN 213841193U
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- Prior art keywords
- smoke exhaust
- pressure
- wind
- module
- frame
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- 239000000779 smoke Substances 0.000 title claims abstract description 61
- 239000003517 fume Substances 0.000 claims abstract description 31
- 230000003068 static effect Effects 0.000 claims abstract description 28
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000012545 processing Methods 0.000 claims description 15
- 238000009530 blood pressure measurement Methods 0.000 claims description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 6
- 239000003546 flue gas Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000006698 induction Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a multi-functional fume extractor relates to the technical field of discharging fume. Can effectively solve the technical problems of single use, few functions and the like of the smoke exhaust device in the prior art at least. The smoke exhaust device comprises a smoke exhaust door, a rectangular frame, a measuring piece, a connecting hose and a wind pressure measuring sensor, wherein the rectangular frame is rotatably connected with the smoke exhaust door, and a smoke exhaust port for exhausting smoke is formed at one side port of the rectangular frame; the rectangular frame comprises a left frame, a right frame, an upper frame and a lower frame, stop flanges are arranged on the inner sides of the left frame and the right frame, and when the smoke exhaust door rotates to a position abutting against the stop flanges, the smoke exhaust door opens the smoke exhaust port; the length direction of the measuring piece is vertical to the horizontal direction and is fixedly arranged on the rectangular frame, the top end of the measuring piece is of a closed structure, and the measuring piece is of a tubular structure and is provided with a plurality of flow inlets, a static pressure airflow channel communicated with the flow inlets and a total pressure airflow channel. The utility model is used for increase fume extractor's function.
Description
Technical Field
The utility model relates to a fume extractor technical field, in particular to multi-functional fume extractor.
Background
The smoke outlet is an air outlet for discharging smoke of the smoke discharging device, can be applied to buildings or underground facilities, particularly widely applied to the field of fire fighting, and can discharge the smoke generated by fire when the fire breaks out, so that the safety of people in the building is protected, and the people are prevented from suffocating and dying due to the smoke.
The applicant has found that the prior art has at least the following technical problems:
when the existing smoke exhaust device uses a smoke exhaust port to exhaust smoke, only the smoke exhaust function is realized, but the information of the smoke exhaust port, such as the information of wind speed, wind quantity and the like, cannot be obtained, and the function is single.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a multi-functional smoke exhaust device, which can effectively solve the technical problems of single usage, few functions and the like of the smoke exhaust device in the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a pair of multifunctional smoke exhaust device, including door, rectangle frame, survey piece, coupling hose and wind pressure measurement transducer of discharging fume, wherein:
the wind pressure measuring sensor is arranged in the wind pressure measuring box;
the rectangular frame is rotatably connected with the smoke exhaust door, and a smoke exhaust port for exhausting smoke is formed at one side port of the rectangular frame;
the rectangular frame comprises a left frame, a right frame, an upper frame and a lower frame, stop flanges are arranged on the inner sides of the left frame and the right frame, and when the smoke exhaust door rotates to a position where the stop flanges are abutted, the smoke exhaust door opens the smoke exhaust port;
the length direction of the measuring piece is vertical to the horizontal direction and is fixedly arranged on the rectangular frame, the top end of the measuring piece is of a closed structure, the measuring piece is of a tubular structure, and a plurality of flow inlets, static pressure airflow channels communicated with the flow inlets and total pressure airflow channels are arranged on the measuring piece;
the flow inlet communicated with the static pressure airflow channel faces to the outflow direction of the flue gas;
the flow inlet communicated with the total pressure airflow channel faces to the inflow direction of the flue gas;
connecting hose include the air inlet through rigid connection spare with the static pressure connecting hose and the air inlet of static pressure airflow channel intercommunication pass through rigid connection spare with total pressure connecting hose of total pressure airflow channel intercommunication, static pressure connecting hose's air outlet is connected the static pressure response position of wind pressure measurement sensor, total pressure connecting hose's air outlet is connected total pressure response position of wind pressure measurement sensor, wind pressure measurement sensor is used for detecting through its static pressure response position the static pressure of air current around the discharge fume door, detect through its total pressure response position response total pressure of air current around the discharge fume door and will press the difference of total pressure and static pressure as wind pressure output.
Preferably or optionally, the stop flange is step-shaped, and the measuring piece is fixed at the middle position on the bottom surface of the rectangular frame.
Preferably or optionally, the connection hose is of a bent construction and is made of a rubber material.
Preferably or optionally, the top end and the bottom end of the measuring piece are both provided with a mounting seat, the mounting seat is fixedly connected with the rectangular frame, and the air outlet at the bottom of the measuring piece is communicated with the connecting hose through the mounting seat at the bottom end of the measuring piece.
Preferably or optionally, the number of said test pieces is one.
Preferably or optionally, the mounting seat at the bottom end of the measuring piece is fixed at the air inlet side, close to the smoke outlet, of the middle of the bottom surface of the rectangular frame.
Preferably or optionally, the multifunctional smoke exhaust device further comprises a data processing module, the data processing module comprises a CPU module and an NB-IOT (Narrow Band Internet of Things, chinese translation is: Narrow Band Internet of Things) wireless transmission module, the CPU module is configured to receive the wind pressure and obtain wind speed according to the wind pressure (according to bernoulli equation), and send a signal containing wind pressure and wind speed data to a base station through the NB-IOT wireless transmission module.
Preferably or optionally, the data processing module further comprises a crystal oscillator module, a reset module and a power supply module electrically connected to the CPU module (preferably, STM32 chip), wherein:
the CPU module is used for receiving the wind pressure and obtaining the wind speed according to the wind pressure, and sending a signal containing wind pressure and wind speed data to a base station through the NB-IOT wireless transmission module;
the crystal oscillator module is used for providing a pulse signal for the CPU module;
the reset module is used for driving the CPU module to reset or restart;
the power supply module is used for supplying power for the CPU module and the NB-IOT wireless transmission module.
Preferably or optionally, the wind pressure measuring sensor is used for passing the detected pressure value through I2And transmitting the protocol C to the data processing module.
Preferably or optionally, the multifunctional smoke exhaust device further comprises a base station, a cloud platform and a display, wherein: the base station is used for receiving the signals containing the wind pressure and the wind speed data sent by the NB-IOT wireless transmission module, carrying out baseband and radio frequency processing on the signals and then sending the signals to the cloud platform;
the cloud platform is used for analyzing the data format meeting the requirements to obtain wind pressure and wind speed data, and measuring the section area unit of the air pipe according to the wind pressure and wind speed data (according to a formula L (3600) F V, F is m2And V is the average wind speed unit of the measured section of the air pipe is m/s) to obtain an air output value, and the wind pressure data, the wind speed data and the wind speed value are displayed through the display after a calling instruction is received.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses in increase wind pressure measuring transducer in fume extractor, wind pressure measuring transducer can the real-time measurement wind pressure data among the fume extractor, has richened fume extractor's function. Furthermore, the utility model discloses can upload the cloud platform in the preferred scheme to the fume extractor's of acquireing information through NB-IOT and basic station, and calculate the amount of wind according to the information of acquireing on the cloud platform to show fume extractor's information, realize the real time monitoring of cloud platform to fume extractor.
Drawings
Fig. 1 is a schematic view of a multifunctional smoke exhaust device of the present invention;
fig. 2 is another schematic view of a multi-functional smoke exhaust device of the present invention;
fig. 3 is a schematic view of a measuring sheet of the multifunctional smoke exhaust device of the present invention;
fig. 4 is a schematic view of the connection relationship of the main components of the preferred embodiment of the smoke exhaust device provided by the present invention;
fig. 5 is another schematic view of a multi-functional smoke exhaust device of the present invention;
fig. 6 is another schematic view of the multifunctional smoke exhaust device of the present invention;
in the figure: 1. a smoke exhaust door; 2. a rectangular frame; 21. a stop flange; 3. measuring the sheet; 30. a flow inlet; 31. a mounting seat; 32. a rigid connection; 4. a connecting hose; 5. and a wind pressure measuring box.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further explained with reference to fig. 1 to 4 and the following detailed description.
As shown in fig. 1-4, the embodiment of the utility model provides a multifunctional smoke exhaust device, including smoke exhaust door 1, rectangle frame 2, survey piece 3, coupling hose 4 and wind pressure measuring transducer, wherein:
the wind pressure measuring sensor is arranged in the wind pressure measuring box 5;
the rectangular frame 2 is rotatably connected with the smoke exhaust door 1, and a smoke exhaust port for exhausting smoke is formed at a port at one side of the rectangular frame 2; the rectangular frame 2 comprises a left frame, a right frame, an upper frame and a lower frame, stop flanges 21 are arranged on the inner sides of the left frame and the right frame, and when the smoke exhaust door 1 rotates to a position abutting against the stop flanges 21, the smoke exhaust door 1 opens a smoke exhaust port;
the length direction of the measuring piece 3 is vertical to the horizontal direction and is fixedly arranged on the rectangular frame 2, the top end of the measuring piece 3 is of a closed structure, the measuring piece 3 is of a tubular structure, and a plurality of flow inlets 30, static pressure airflow channels communicated with the flow inlets 30 and total pressure airflow channels are arranged on the measuring piece 3;
the inlet 30 communicated with the static pressure airflow channel faces the outflow direction of the flue gas;
the inflow port 30 communicated with the total pressure airflow channel faces the inflow direction of the flue gas;
the connecting hose 4 comprises a static pressure connecting hose with an air inlet communicated with a static pressure airflow channel through a rigid connecting piece and a total pressure connecting hose with an air inlet communicated with a total pressure airflow channel through a rigid connecting piece, an air outlet of the static pressure connecting hose is connected with a static pressure induction part of the air pressure measuring sensor, an air outlet of the total pressure connecting hose is connected with a total pressure induction part of the air pressure measuring sensor, the air pressure measuring sensor is used for detecting the static pressure of the airflow around the smoke exhaust door 1 through the static pressure induction part of the air pressure measuring sensor, detecting the total pressure of the airflow around the smoke exhaust door 1 through the total pressure induction part of the air pressure measuring sensor, and outputting the difference value of the total pressure and the static pressure as the air pressure.
The utility model discloses in increase wind pressure measuring transducer in fume extractor, wind pressure measuring transducer can the real-time measurement wind pressure data among the fume extractor, has richened fume extractor's function.
In an alternative embodiment, the stop flange 21 is stepped, and the test piece 3 is fixed at an intermediate position on the bottom surface of the rectangular frame 2. The stop effect of the step-shaped stop flange 21 is preferable.
As an alternative embodiment, the connection hose 4 is of a bent construction and made of a rubber material.
As an optional implementation manner, the top end and the bottom end of the measuring piece 3 are both provided with a mounting seat 31, the mounting seat 31 is fixedly connected with the rectangular frame 2, and the bottom air outlet of the measuring piece 3 is communicated with the connecting hose 4 through the mounting seat 31 at the bottom end of the measuring piece 3.
As an alternative embodiment, the number of patches 3 is one.
As an optional embodiment, the mounting seat 31 at the bottom end of the measuring piece 3 is fixed at the air inlet side of the middle part of the bottom surface of the rectangular frame 2 close to the smoke outlet.
As an optional implementation manner, the multifunctional smoke exhaust device further comprises a data processing module, wherein the data processing module comprises a CPU module and an NB-IOT wireless transmission module, the CPU module is configured to receive the wind pressure and derive the wind speed (according to bernoulli equation) therefrom, and send a signal containing the wind pressure and wind speed data to the base station through the NB-IOT wireless transmission module.
As an optional implementation manner, the data processing module further includes a crystal oscillator module, a reset module and a power supply module electrically connected to the CPU module, wherein:
the CPU module is used for receiving the wind pressure and obtaining the wind speed according to the wind pressure, and sending a signal containing the wind pressure and wind speed data to the base station through the NB-IOT wireless transmission module;
the crystal oscillator module is used for providing a pulse signal for the CPU module;
the reset module is used for driving the CPU module to reset or restart;
the power supply module is used for supplying power for the CPU module and the NB-IOT wireless transmission module.
As an optional implementation mode, the wind pressure measuring sensor is used for passing the detected pressure value through I2And transmitting the protocol C to a data processing module.
As an optional implementation mode, the multifunctional smoke exhaust device further comprises a base station, a cloud platform and a display, wherein: the base station is used for receiving signals containing wind pressure and wind speed data sent by the NB-IOT wireless transmission module, carrying out baseband and radio frequency processing on the signals and then sending the signals to the cloud platform;
the cloud platform is used for analyzing the data format meeting the requirements to obtain wind pressure and wind speed data and according to the wind pressure and wind speed data (according to the requirements)The formula L is 3600F V, and F is the unit of the measured section area of the air duct m2And V is the average wind speed unit of the measured section of the air pipe is m/s) to obtain an air output value, and the air pressure data, the air speed data and the air quantity value are displayed through a display after receiving a calling instruction.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a multi-functional fume extractor which characterized in that: including door, rectangle frame, survey piece, coupling hose and the wind pressure measurement transducer of discharging fume, wherein:
the wind pressure measuring sensor is arranged in the wind pressure measuring box;
the rectangular frame is rotatably connected with the smoke exhaust door, and a smoke exhaust port for exhausting smoke is formed at one side port of the rectangular frame;
the rectangular frame comprises a left frame, a right frame, an upper frame and a lower frame, stop flanges are arranged on the inner sides of the left frame and the right frame, and when the smoke exhaust door rotates to a position where the stop flanges are abutted, the smoke exhaust door opens the smoke exhaust port;
the length direction of the measuring piece is vertical to the horizontal direction and is fixedly arranged on the rectangular frame, the top end of the measuring piece is of a closed structure, the measuring piece is of a tubular structure, and a plurality of flow inlets, static pressure airflow channels communicated with the flow inlets and total pressure airflow channels are arranged on the measuring piece;
the flow inlet communicated with the static pressure airflow channel faces to the outflow direction of the flue gas;
the flow inlet communicated with the total pressure airflow channel faces to the inflow direction of the flue gas;
connecting hose include the air inlet through rigid connection spare with the static pressure connecting hose and the air inlet of static pressure airflow channel intercommunication pass through rigid connection spare with total pressure connecting hose of total pressure airflow channel intercommunication, static pressure connecting hose's air outlet is connected the static pressure response position of wind pressure measurement sensor, total pressure connecting hose's air outlet is connected total pressure response position of wind pressure measurement sensor, wind pressure measurement sensor is used for detecting through its static pressure response position the static pressure of air current around the discharge fume door, detect through its total pressure response position response total pressure of air current around the discharge fume door and will press the difference of total pressure and static pressure as wind pressure output.
2. A multi-functional fume extractor as claimed in claim 1, wherein: the stop flange is step-shaped, and the measuring sheet is fixed at the middle position on the bottom surface of the rectangular frame.
3. A multi-functional fume extractor as claimed in claim 1, wherein: the connecting hose is of a bent structure and is made of rubber materials.
4. A multi-functional fume extractor as claimed in claim 1, wherein: the air outlet at the bottom of the measuring piece is communicated with the connecting hose through the mounting seat at the bottom of the measuring piece.
5. A multi-functional fume extractor as claimed in claim 1, wherein: the number of the measuring sheets is one.
6. A multi-functional fume extractor as claimed in claim 1, wherein: and the mounting seat at the bottom end of the measuring piece is fixed at the air inlet side close to the smoke outlet in the middle of the bottom surface of the rectangular frame.
7. A multi-functional fume extractor as claimed in claim 1, wherein: the multifunctional smoke exhaust device further comprises a data processing module, the data processing module comprises a CPU module and an NB-IOT wireless transmission module, the CPU module is used for receiving the wind pressure and obtaining the wind speed according to the wind pressure, and signals containing wind pressure and wind speed data are sent to the base station through the NB-IOT wireless transmission module.
8. A multi-functional fume extractor as claimed in claim 7, wherein: the data processing module further comprises a crystal oscillator module, a reset module and a power supply module which are electrically connected with the CPU module, wherein:
the CPU module is used for receiving the wind pressure and obtaining the wind speed according to the wind pressure, and sending a signal containing wind pressure and wind speed data to a base station through the NB-IOT wireless transmission module;
the crystal oscillator module is used for providing a pulse signal for the CPU module;
the reset module is used for driving the CPU module to reset or restart;
the power supply module is used for supplying power for the CPU module and the NB-IOT wireless transmission module.
9. A multi-functional fume extractor according to claim 7 or 8 wherein: the wind pressure measuring sensor is used for enabling a detected pressure value to pass through I2And transmitting the protocol C to the data processing module.
10. A multi-functional fume extractor as claimed in claim 8, wherein: multi-functional fume extractor still includes basic station, cloud platform and display, wherein: the base station is used for receiving the signals containing the wind pressure and the wind speed data sent by the NB-IOT wireless transmission module, carrying out baseband and radio frequency processing on the signals and then sending the signals to the cloud platform;
the cloud platform is used for analyzing a data format meeting requirements to obtain wind pressure and wind speed data, obtaining an air output value according to the wind pressure and wind speed data, and displaying the wind pressure data, the wind speed data and the wind speed value through the display after receiving a calling instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023166128.5U CN213841193U (en) | 2020-12-24 | 2020-12-24 | Multifunctional smoke exhaust device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023166128.5U CN213841193U (en) | 2020-12-24 | 2020-12-24 | Multifunctional smoke exhaust device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213841193U true CN213841193U (en) | 2021-07-30 |
Family
ID=77000193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023166128.5U Expired - Fee Related CN213841193U (en) | 2020-12-24 | 2020-12-24 | Multifunctional smoke exhaust device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213841193U (en) |
-
2020
- 2020-12-24 CN CN202023166128.5U patent/CN213841193U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210730 |
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| CF01 | Termination of patent right due to non-payment of annual fee |