CN214223196U - Collection exhaust fume exhaust device and central flue exhaust fume exhaust system - Google Patents
Collection exhaust fume exhaust device and central flue exhaust fume exhaust system Download PDFInfo
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- CN214223196U CN214223196U CN202022676345.2U CN202022676345U CN214223196U CN 214223196 U CN214223196 U CN 214223196U CN 202022676345 U CN202022676345 U CN 202022676345U CN 214223196 U CN214223196 U CN 214223196U
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- 239000003517 fume Substances 0.000 title claims abstract description 23
- 239000000779 smoke Substances 0.000 claims abstract description 91
- 238000004891 communication Methods 0.000 claims abstract description 10
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000000605 extraction Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 16
- 238000005070 sampling Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 5
- 235000019504 cigarettes Nutrition 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000010411 cooking Methods 0.000 description 4
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the kitchen oil extraction cigarette system, a collection is arranged cigarette exhaust device and central flue and is discharged fume exhaust system is disclosed. The device comprises a range hood, an exhaust assembly with a flow channel and an electromagnetic valve assembly; the range hood is communicated with a kitchen flue through a smoke pipe of the range hood to form a smoke exhaust channel, one end of the flow channel is communicated with the atmosphere in a kitchen, the other end of the flow channel is communicated with the kitchen flue to form an air exhaust channel, the electromagnetic valve assembly is arranged in the air exhaust channel and the smoke exhaust channel, and the electromagnetic valve assembly is further in communication connection with the range hood. The system comprises the smoke collecting and exhausting exhaust device. The utility model discloses can solve present kitchen air exhaust duct and the mutually independent problem of flue of discharging fume.
Description
Technical Field
The utility model belongs to the technical field of the kitchen oil extraction cigarette system, concretely relates to collection row cigarette exhaust device and central flue exhaust system of discharging fume.
Background
Aiming at common houses, a kitchen is provided with a smoke exhaust flue so as to ensure the smooth emission of oil smoke generated in the cooking process. Under the condition that the air exhaust of a kitchen needs to be considered, an air exhaust duct can be additionally arranged usually, and the air exhaust duct and the smoke exhaust flue are mutually independent, so that the effective area of the kitchen is reduced, and the cost of house purchasers is increased and the resources are wasted.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the current kitchen air exhaust duct and the smoke exhaust flue are mutually independent, the utility model provides a smoke exhaust and air exhaust device is arranged in collection.
Another object of the utility model is to provide a central flue exhaust fume exhaust system that adopts above-mentioned collection exhaust fume exhaust device.
The utility model provides a smoke collecting and exhausting exhaust device, which comprises a range hood, an exhaust component with a flow passage and a solenoid valve component;
the range hood is communicated with a kitchen flue through a smoke pipe of the range hood to form a smoke exhaust channel, one end of the flow channel is communicated with the atmosphere in a kitchen, the other end of the flow channel is communicated with the kitchen flue to form an air exhaust channel, the electromagnetic valve assembly is arranged in the air exhaust channel and the smoke exhaust channel, and the electromagnetic valve assembly is further in communication connection with the range hood.
It is right the utility model discloses a collection smoke exhaust air device's further improvement part lies in, the subassembly of airing exhaust is including the tuber pipe that has the runner, the air outlet and the kitchen flue intercommunication of tuber pipe, air intake and the atmosphere intercommunication in the kitchen.
The smoke collecting and exhausting exhaust device of the utility model is further improved in that the exhaust component also comprises an air volume adjusting piece for adjusting the air intake of the flow channel; the air volume adjusting piece is arranged in the air pipe.
It is right the utility model discloses a smoke exhaust device's further improvement part lies in to gather, the subassembly of airing exhaust still carries out filterable filtration piece including being used for the gas that enters into in the runner, it locates to filter the piece the air intake department of runner.
To the utility model discloses a smoke exhaust and air exhaust device's further improvement part lies in, the gas outlet of tobacco pipe with the tuber pipe intercommunication.
The smoke collecting, exhausting and exhausting device of the utility model is further improved in that the electromagnetic valve component comprises a first electromagnetic valve and a second electromagnetic valve; the first electromagnetic valve is arranged in the smoke exhaust channel, and the second electromagnetic valve is arranged in the air exhaust channel.
Right the utility model discloses a collection fume exhaust device's further improvement part lies in, solenoid valve subassembly is tee bend switching-over solenoid valve, tee bend switching-over solenoid valve is located exhaust the passageway with smoke exhaust channel's junction.
The utility model also provides a central flue smoke exhaust and air exhaust system, which comprises the smoke exhaust and air exhaust integrated device, a public flue, a main fan for providing secondary smoke exhaust power for the public flue, and a pressure detection assembly for detecting the bottom pressure of the public flue;
the collection smoke exhaust and air exhaust device is arranged on each floor, the collection smoke exhaust and air exhaust devices are communicated with the public flue through a kitchen flue, the main fan is arranged at an air outlet of the public flue, and the pressure detection assembly is in communication connection with the main fan.
It is right the utility model discloses a central authorities 'flue is discharged fume exhaust system's further improved part lies in, and this system still includes the communicator, the communicator with the main fan the equal communication of pressure measurement subassembly is connected.
The central flue smoke exhaust and air exhaust system of the utility model is further improved in that the pressure detection component comprises a pressure sampling pipe and a pressure detection unit for detecting the pressure in the pressure sampling pipe; one end of the pressure sampling pipe is communicated with the bottom of the public flue, and the other end of the pressure sampling pipe is communicated with the external atmospheric pressure at the same height.
Compared with the prior art, adopt above-mentioned scheme the beneficial effects of the utility model are that:
the utility model discloses an among the collection fume exhaust device, because range hood 11 forms smoke exhaust channel through the tobacco pipe 111 of self and kitchen flue intercommunication, simultaneously exhaust the one end of the runner of subassembly 12 and the atmosphere intercommunication in the kitchen, the other end forms the passageway of airing exhaust with kitchen flue intercommunication, this has just avoided additionally setting up in the kitchen with the independent wind channel of airing exhaust of kitchen flue, and then has improved the effective area in kitchen, reduce and purchase the room cost, current kitchen air exhaust channel and the mutually independent problem of smoke exhaust flue have been solved.
The utility model discloses an among the central flue exhaust system that discharges fume, because including foretell collection exhaust device that discharges fume, so the utility model discloses a central flue exhaust system that discharges fume can solve present kitchen air exhaust duct and the mutually independent problem of flue of discharging fume at least.
Drawings
Fig. 1 is a schematic structural diagram of a central flue smoke exhausting system provided by an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is a schematic structural diagram of a first structure of a solenoid valve assembly in a smoke collecting and exhausting device according to an embodiment of the present invention in a state; the arrows in the figure represent the direction of flow of the fumes;
fig. 4 is a schematic structural diagram of a first structure of a solenoid valve assembly in a smoke collecting and exhausting device according to an embodiment of the present invention in another state; the arrows in the figure represent the direction of flow of the fumes;
fig. 5 is a schematic structural diagram of a second structure of a solenoid valve assembly in a smoke collecting and exhausting device according to an embodiment of the present invention in a state; the arrows in the figure represent the direction of flow of the fumes;
fig. 6 is a schematic structural diagram of a second structure of the electromagnetic valve assembly in the smoke collecting and exhausting device according to the embodiment of the present invention in another state; arrows in the figure represent the direction of flow of the cooking fumes.
In the figure: 1. a smoke collecting and exhausting device; 2. a common flue; 3. a main fan; 4. a pressure detection assembly; 5. a communicator; 111. a smoke pipe; 112. a fire damper; 121. an air duct; 122. an air volume adjusting part; 123. a filter member; 131. a first solenoid valve; 132. a second solenoid valve.
Detailed Description
In order to make the above objects, features, advantages, etc. of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The meaning of "plurality" is two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example 1
As shown in fig. 1, the present embodiment provides a smoke collecting and exhausting exhaust device, which includes a range hood 11, an exhaust assembly 12 having a flow channel, and an electromagnetic valve assembly 13;
the range hood 11 is communicated with a kitchen flue through a smoke pipe 111 of the range hood to form a smoke exhaust channel, one end of the flow channel is communicated with atmosphere in a kitchen, the other end of the flow channel is communicated with the kitchen flue to form an air exhaust channel, the electromagnetic valve assembly 13 is arranged in the air exhaust channel and the smoke exhaust channel, and the electromagnetic valve assembly 13 is further in communication connection with the range hood 11.
In this embodiment, because the range hood 11 is communicated with the kitchen flue through its smoke tube 111 to form a smoke exhaust channel, and meanwhile, one end of the flow channel of the exhaust component 12 is communicated with the atmosphere in the kitchen, and the other end is communicated with the kitchen flue to form an exhaust channel, this avoids additionally arranging an exhaust air channel independent of the kitchen flue in the kitchen, further improves the effective area of the kitchen, reduces the house purchase cost, and solves the problem that the existing exhaust air channel and the smoke exhaust flue of the kitchen are mutually independent. The electromagnetic valve assembly 13 is arranged in the exhaust channel and the smoke exhaust flue, and the electromagnetic valve assembly 13 is also in communication connection with the range hood 11, so that when the range hood 11 is started, the electromagnetic valve assembly 13 enables the smoke exhaust channel to be communicated and simultaneously disconnects the exhaust channel, thereby ensuring that the oil smoke in a kitchen is smoothly exhausted, and simultaneously preventing the oil smoke in the smoke exhaust flue from entering the kitchen through the exhaust channel; when the range hood 11 is closed, the electromagnetic valve assembly 13 is closed to disconnect the smoke exhaust channel and simultaneously communicate the air exhaust channel, so that air exhaust is ensured, and the smoke exhaust channel is prevented from flowing back to a kitchen when entering the kitchen flue from the air exhaust channel.
As shown in fig. 1-6, the exhaust assembly 12 includes an air duct 121 having a flow passage, an air outlet of the air duct 121 is communicated with a flue of a kitchen, and an air inlet is communicated with the atmosphere in the kitchen.
The exhaust assembly 12 further comprises an air volume adjusting member 122 for adjusting the air volume of the flow channel; the air volume adjusting member 122 is provided in the duct 121, so that stability of the air volume entering the flow path can be ensured. In a specific embodiment, the air volume adjusting member 122 is preferably a mechanical constant air volume valve. The constant air volume valve is a mechanical self-operated device, and is suitable for ventilation air-conditioning system requiring constant air volume. The air quantity control of the constant air quantity valve does not need external power, and the position of the control valve is positioned by the air flow force in the air pipe, so that the air flow is kept at the preset flow within the whole pressure difference range. To realize the function of constant air volume, the constant air volume valve needs to be operated under a certain working pressure, generally about 80Pa (in other words, the pressure difference between the front and the rear of the constant air volume valve is ensured to be more than 80 Pa).
The exhaust assembly 12 further includes a filter 123 for filtering the air entering the flow channel, and the filter 123 is disposed at the air inlet of the flow channel to prevent the exhaust gas in the kitchen from polluting the air volume adjusting part 122. In the present embodiment, the filter member 123 is preferably a replaceable filter screen.
As shown in fig. 1-6, the air outlet of the smoke tube 111 is connected to the air duct 121, and at this time, the smoke exhaust channel intersects with the air exhaust channel and then is connected to the kitchen flue, and in order to connect the smoke exhaust channel and the air exhaust channel, the air exhaust channel is disconnected, and in order to connect the air exhaust channel when the smoke exhaust channel is disconnected, an electromagnetic valve assembly 13 may be disposed at the intersection of the smoke exhaust channel and the air exhaust channel, and at this time, the electromagnetic valve assembly 13 is a three-way reversing electromagnetic valve; the solenoid valve assembly 13 may be provided in the exhaust passage and the smoke evacuation passage, respectively.
For example, the electromagnetic valve assembly 13 is a three-way reversing electromagnetic valve, and the three-way reversing electromagnetic valve is arranged at the joint of the exhaust channel and the smoke exhaust channel.
At this time, when the range hood 11 is started, the three-way reversing solenoid valve disconnects the exhaust passage and connects the exhaust passage at the same time, as shown in fig. 3, the oil smoke generated by cooking in the kitchen can be smoothly discharged into the kitchen flue, and the oil smoke entering the kitchen flue is prevented from entering the kitchen from the exhaust passage.
When the range hood 11 is turned off, the three-way reversing solenoid valve connects the exhaust passage and disconnects the smoke exhaust passage, as shown in fig. 4, at this time, the exhaust gas in the kitchen enters the kitchen flue from the exhaust passage, and the exhaust gas entering the kitchen flue is prevented from entering the kitchen from the smoke exhaust passage.
For example, the solenoid valve assembly 13 includes a first solenoid valve 131 and a second solenoid valve 132; the first solenoid valve 131 is provided in the smoke evacuation passage, and the second solenoid valve 132 is provided in the exhaust passage, as shown in fig. 5 and 6.
At this time, when the range hood 11 is started, the first electromagnetic valve 131 is opened to connect the smoke exhaust channel, and the second electromagnetic valve 32 is closed to disconnect the smoke exhaust channel, as shown in fig. 5, at this time, the oil smoke generated by cooking in the kitchen can be smoothly discharged into the kitchen flue, and the oil smoke entering the kitchen flue is prevented from entering the kitchen from the smoke exhaust channel.
When the range hood 11 is turned off, the first electromagnetic valve 131 is closed to connect the smoke exhaust channel, and the second electromagnetic valve 32 is opened to disconnect the smoke exhaust channel, as shown in fig. 6, at this time, the exhaust gas in the kitchen enters the kitchen flue from the smoke exhaust channel, and the exhaust gas entering the kitchen flue is prevented from entering the kitchen from the smoke exhaust channel.
Furthermore, the range hood 11 further includes a fire damper 112, and the fire damper 112 is disposed at an air inlet of the kitchen flue to prevent smoke from returning and tainting odor.
Example 2
As shown in fig. 1, the present embodiment provides a central flue smoke exhaust and air exhaust system, which includes a smoke collecting and exhaust and air exhaust device 1 of embodiment 1, a common flue 2, a main blower 3 for providing secondary smoke exhaust power for the common flue 2, and a pressure detection assembly 4 for detecting the bottom pressure of the common flue 2;
the smoke collecting and exhausting air exhausting devices 1 are arranged on each floor, the smoke collecting and exhausting air exhausting devices 1 are communicated with the public flue 2 through a kitchen flue, the main fan 3 is arranged at an air outlet of the public flue 2, and the pressure detection assembly 4 is in communication connection with the main fan 3.
Because this embodiment includes the collection of embodiment 1 and arranges cigarette exhaust device 1, so this embodiment has avoided additionally setting up the wind channel of airing exhaust independent with the kitchen flue in the kitchen at least, and then has improved the effective area in kitchen, reduces the cost of buying the house, has solved present kitchen wind channel of airing exhaust and the mutually independent problem of flue of discharging fume.
In this embodiment, because the pressure detection assembly 4 is connected with the main fan 3 in a communication manner, the pressure detection assembly 4 can feed back the actual pressure P at the bottom of the common flue 2 to the main fan 3, and the main fan 3 adjusts the rotating speed according to the actual pressure P to ensure the smoke exhaust effect.
As shown in fig. 1 and fig. 2, further, the system further includes a communicator 5, where the communicator 5 is communicatively connected to both the main blower 3 and the pressure detection assembly 4; the pressure detection component 4 feeds back the actual pressure P to the communicator 5, and the communicator 5 feeds back the received actual pressure P to the main fan 3.
As shown in fig. 2, further, the pressure detecting assembly 4 includes a pressure tapping pipe 41, and a pressure detecting unit for detecting the pressure inside the pressure tapping pipe 41; one end of the pressure sampling pipe 41 is communicated with the bottom of the common flue 2, and the other end is communicated with the outside atmospheric pressure at the same height, so as to ensure the accuracy of pressure detection.
In the embodiment, in order to ensure the effect of the central flue smoke exhaust and exhaust system and prevent the oil smoke in the public flue 2 from flowing back into the kitchen, the actual pressure P at the bottom of the public flue 2 and the pressure threshold P are used0The relationship of (2) adjusts the rotation speed of the main fan 3, specifically:
if the actual pressure P is equal to the pressure threshold P0If so, the main fan 3 maintains the current rotating speed;
if the actual pressure P is greater than the pressure threshold P0The speed of the main fan 3 is increased until the actual pressure P is equal to the pressure threshold P0Until the end;
if the actual pressure P is less than the pressure threshold P0The speed of the main fan 3 is reduced until the actual pressure P is equal to the pressure threshold P0Until now.
In a particular embodiment, the pressure threshold P0Is less than or equal to zero. Pressure threshold value P0Preferably zero. However, when the range hood 11 on each floor has no fan, the pressure threshold P is set0Preferably less than zero and may be-100 Pa.
The working process of the central flue smoke exhausting and exhausting system of the embodiment is specifically described as follows:
s1, detecting the actual pressure P at the bottom of the public flue 2 in real time by the pressure detection component 4;
s2, judging whether the actual pressure P is equal to the pressure threshold value P0If yes, the main fan 3 maintains the current rotating speed; if not, go to S3;
s3, judging whether the actual pressure P is larger than the pressure threshold value P0If yes, increasing the rotation speed of the main fan 3 until the actual pressure P is equal to the pressure threshold value P0Until the end; if not, reducing the rotating speed of the main fan 3 until the actual pressure P is equal to the pressure threshold value P0Until now.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the described parent features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A smoke collecting, exhausting and exhausting device is characterized by comprising a range hood (11), an exhausting assembly (12) with a flow channel and a solenoid valve assembly (13);
the range hood (11) is communicated with a kitchen flue through a smoke pipe (111) of the range hood to form a smoke exhaust channel, one end of the flow channel is communicated with atmosphere in a kitchen, the other end of the flow channel is communicated with the kitchen flue to form an air exhaust channel, the electromagnetic valve assembly (13) is arranged in the air exhaust channel and the smoke exhaust channel, and the electromagnetic valve assembly (13) is further in communication connection with the range hood (11).
2. The fume collecting and exhausting device according to claim 1, wherein said exhaust assembly (12) comprises an air duct (121) having a flow passage, an air outlet of said air duct (121) is communicated with a flue of a kitchen, and an air inlet is communicated with atmosphere in the kitchen.
3. A smoke-collecting and exhausting air exhausting device according to claim 2, wherein said air exhausting assembly (12) further comprises an air volume adjusting member (122) for adjusting an air volume of the air intake of the flow path; the air volume adjusting piece (122) is arranged in the air pipe (121).
4. A smoke-collecting and exhausting air exhausting device according to claim 1, wherein said air exhausting assembly (12) further comprises a filtering member (123) for filtering the air entering the flow passage, said filtering member (123) being provided at the air inlet of said flow passage.
5. A smoke-collecting and exhausting air exhausting device according to claim 2, wherein the air outlet of said smoke pipe (111) is communicated with said air pipe (121).
6. A fume extraction and exhaust device according to claim 1, wherein said solenoid valve assembly (13) comprises a first solenoid valve (131) and a second solenoid valve (132); the first electromagnetic valve (131) is arranged in the smoke exhaust channel, and the second electromagnetic valve (132) is arranged in the air exhaust channel.
7. A smoke exhaust and collection device according to claim 1 wherein said solenoid valve assembly (13) is a three-way reversing solenoid valve, said three-way reversing solenoid valve being located at the junction of said exhaust duct and said smoke exhaust duct.
8. A central flue smoke-discharging and air-exhausting system, comprising the smoke-collecting and air-exhausting device (1) of any one of claims 1 to 7, a common flue (2), a main fan (3) for supplying secondary smoke-discharging power to the common flue (2), and a pressure detecting assembly (4) for detecting a bottom pressure of the common flue (2);
the collection smoke exhaust and air exhaust device (1) is arranged on each floor, the collection smoke exhaust and air exhaust devices (1) are communicated with the public flue (2) through a kitchen flue, the main fan (3) is arranged at an air outlet of the public flue (2), and the pressure detection assembly (4) is in communication connection with the main fan (3).
9. The central flue stack exhaust system of claim 8 further comprising a communicator (5), wherein the communicator (5) is communicatively connected to both the main blower (3) and the pressure sensing assembly (4).
10. A central flue smoke exhaust system according to claim 8, wherein said pressure detection assembly (4) comprises a pressure extraction pipe (41), and a pressure detection unit for detecting the pressure in said pressure extraction pipe (41); one end of the pressure sampling pipe (41) is communicated with the bottom of the public flue (2), and the other end of the pressure sampling pipe is communicated with the outside atmospheric pressure at the same height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022676345.2U CN214223196U (en) | 2020-11-18 | 2020-11-18 | Collection exhaust fume exhaust device and central flue exhaust fume exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022676345.2U CN214223196U (en) | 2020-11-18 | 2020-11-18 | Collection exhaust fume exhaust device and central flue exhaust fume exhaust system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214223196U true CN214223196U (en) | 2021-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022676345.2U Active CN214223196U (en) | 2020-11-18 | 2020-11-18 | Collection exhaust fume exhaust device and central flue exhaust fume exhaust system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214223196U (en) |
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2020
- 2020-11-18 CN CN202022676345.2U patent/CN214223196U/en active Active
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