CN218936443U

CN218936443U - Multifunctional range hood

Info

Publication number: CN218936443U
Application number: CN202223220093.8U
Authority: CN
Inventors: 吴金松
Original assignee: Nanjing Jianlong Kitchenware Manufacturing Co ltd
Current assignee: Nanjing Jianlong Kitchenware Manufacturing Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-04-28
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to a multifunctional range hood, it relates to kitchen electrical apparatus field, and it includes the organism, is equipped with the collection petticoat pipe on the organism, is equipped with the oil net on the lateral wall of collection petticoat pipe, is fixed with on the collection petticoat pipe and takes out the tobacco pipe, is equipped with fire prevention subassembly in the smoke pipe, takes out the tobacco pipe and is used for with the flue intercommunication, is equipped with the fan in the smoke pipe, takes out the tobacco pipe and is equipped with fire stop valve with the flue junction, is equipped with the subassembly of putting out a fire that is used for putting out a fire in the organism. The fire extinguishing device has the effects of blocking open fire from entering the flue, extinguishing the open fire and preventing the open fire from igniting a house to cause fire.

Description

Multifunctional range hood

Technical Field

The application relates to the field of kitchen appliances, in particular to a multifunctional range hood.

Background

The range hood is a kitchen appliance for purifying the kitchen environment. The kitchen air purifier is arranged above a kitchen stove, can rapidly pump away waste burnt by the stove and oil smoke harmful to human bodies in a cooking process, and is discharged outdoors, thereby reducing kitchen pollution and purifying kitchen air.

The kitchen fried dish frequency is high after the dining room, and the oil smoke is big, is in the in-process of taking the oil smoke away from indoor, easily piles up a large amount of oil on the lampblack absorber lateral wall, and when stir-fry was turned over to big fire, the flame was easily fleed into the oil of lampblack absorber mid-point oil smoke absorber lateral wall to initiate the conflagration.

In the related art, a fire stopping valve is additionally arranged in the range hood, and a smoke transmission pipe in the range hood is separated from a flue in a wall body by the fire stopping valve, so that a house is prevented from being ignited by a flame to ignite residual oil in the flue.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: closing the fire stop valve can only block the flue to prevent the house from rapidly firing, but the open fire in the range hood is not extinguished, and the open fire still can ignite the house to cause fire, so that great potential safety hazard exists.

Disclosure of Invention

In order to solve the problem that the house is ignited due to the fact that open fire on the range hood is not extinguished, the application provides the multifunctional range hood.

The application provides a multifunctional range hood adopts following technical scheme:

the utility model provides a multifunctional range hood, includes the organism, be equipped with the collection petticoat pipe on the organism, be equipped with the oil net on the lateral wall of collection petticoat pipe, be fixed with the smoke tube of taking out on the collection petticoat pipe, be equipped with fire prevention subassembly in the smoke tube, the smoke tube is used for communicating with the flue, be equipped with the fan in the smoke tube, smoke tube and flue junction are equipped with fire stop valve, be equipped with the subassembly of putting out a fire that is used for putting out a fire in the organism.

By adopting the technical scheme, the oil in the oil smoke is filtered by the oil net, so that the oil entering the smoke extraction pipe is reduced; when the smoke tube fires, the fire stop valve closes the flue, and the fire prevention component limits the fire in the smoke tube, so that the fire is prevented from entering the flue to enable the house to burn, and then the fire extinguishing component is utilized to extinguish the open fire in the smoke tube, thereby being beneficial to preventing the fire from happening.

In a specific implementation mode, the smoke exhaust pipe comprises a smoke collecting pipe and a smoke transmission pipe, a telescopic exhaust pipe is fixed on the smoke collecting pipe, the other end of the telescopic exhaust pipe is fixed on the smoke transmission pipe, and the smoke collecting cover is fixed on the smoke collecting pipe.

By adopting the technical scheme, the telescopic exhaust pipe is utilized to adjust the distance between the fume collecting hood and the cooking range, so that the fume is helped to be completely sucked into the fume collecting hood and discharged from the fume pipe.

In a specific embodiment, the fireproof assembly comprises a fire stopping plate and a temperature fuse, a rotating shaft is arranged on the side wall of the fire stopping plate, a torsion spring is sleeved on the rotating shaft, one end of the torsion spring is fixed on the rotating shaft, the other end of the torsion spring is fixed on the inner wall of the smoke collecting pipe, and the free end of the fire stopping plate is fixed with the temperature fuse.

Through adopting above-mentioned technical scheme, when catching fire in the defeated tobacco pipe, the fire will be melted the fuse of temperature and blown out, and the fire stop plate is rotatory under the effect of torsional spring to seal defeated tobacco pipe, thereby block the fire in defeated tobacco pipe, be favorable to preventing that the fire drunkenness from entering the flue and igniting the house.

In a specific implementation mode, the side wall of the smoke conveying pipe is provided with an abutting plate corresponding to the fire stopping plate, and the abutting plate is arranged opposite to the fire stopping plate.

By adopting the technical scheme, the fire stop plate rotates to be abutted against the abutting plate, so that the smoke exhaust pipeline is completely closed by the fire stop plate under the action of the torsion spring, and the fire is prevented from entering the flue to ignite the house.

In a specific implementation mode, the fire extinguishing assembly comprises a fire extinguishing tank, a fire retardant is arranged in the fire extinguishing tank under high pressure, a cavity is arranged in the machine body, the fire extinguishing tank is arranged in the cavity, a fixing piece for fixing the fire extinguishing tank is arranged in the cavity, a conveying pipe is arranged on the fire extinguishing tank and communicated with a smoke conveying pipe, and an electric control valve is arranged on the conveying pipe.

Through adopting above-mentioned technical scheme, utilize the mounting to fix the fire extinguishing jar in the cavity, when catching fire, open automatically controlled valve, fire retardant in the fire extinguishing jar sprays to defeated tobacco pipe in under the effect of pressure to put out the open fire in the defeated tobacco pipe, help preventing to take place the conflagration.

In a specific implementation mode, the fixing piece comprises a mounting block and a locking block, the mounting block is fixed on the side wall of the cavity, a mounting groove is formed in the mounting block, the fire extinguishing tank is located in the mounting groove, the locking block is hinged to the side wall of the mounting block, an abutting groove corresponding to the fire extinguishing tank is formed in the locking block, a locking ring is arranged on the side wall of the locking block, and a locking hook is arranged on the side wall of the mounting block and located in the locking ring.

Through adopting above-mentioned technical scheme, place the fire-extinguishing tank at the installation piece, then rotate the latch segment for latch segment and installation piece butt are established the fire-extinguishing tank card between the cell wall of mounting groove and the cell wall of butt groove this moment, then link with locking hook and locking ring mutually, help stabilizing the fixed in the cavity with the fire-extinguishing tank.

In a specific implementation mode, the abutting plate is provided with a pressure sensor, the machine body is provided with a PLC controller, and the pressure sensor and the electric control valve are electrically connected with the PLC controller.

Through adopting above-mentioned technical scheme, when the fire stop plate supports with the butt board and tightly, the explanation appears the open fire, and after pressure sensor detected pressure this moment, to the PLC controller transmission electrical signal, the automatically controlled valve of control is opened after the PLC received the electrical signal to utilize the fire-retardant thing to put out the open fire in the defeated tobacco pipe, help preventing to take place the conflagration.

In a specific implementation mode, a plurality of containing tables are arranged on the side wall of the smoke conveying pipe.

By adopting the technical scheme, common objects such as dishes and the like can be placed on the holding table, which is beneficial to saving space.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the fire in the smoke delivery pipe is started, the fire stop valve is closed, so that the fire is prevented from entering the flue, then the temperature fuse wire is burnt off, the fire stop plate is rotated to be abutted against the abutting plate, the open fire is limited in the smoke delivery pipe, then the electric control valve is opened, the open fire is extinguished by using the flame retardant, and the fire is prevented from being caused by igniting a house by the open fire;

2. the side wall of the smoke conveying pipe is provided with a plurality of containing tables which can be used for containing articles such as bowls, kitchenware and the like, so that the space is reasonably utilized.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a multifunctional range hood in this embodiment.

Fig. 2 is a schematic structural diagram showing a positional relationship between a fire extinguishing assembly and a smoke delivery pipe in the present embodiment.

Fig. 3 is a schematic structural diagram showing the positional relationship between the fire stop plate and the smoke delivery pipe in the present embodiment.

Fig. 4 is an enlarged view at a in fig. 3.

Fig. 5 is a schematic structural view showing the positional relationship between the locking ring and the locking hook in the present embodiment.

Reference numerals illustrate: 1. a body; 2. a fume collecting hood; 3. an oil screen; 4. a smoke extraction pipe; 5. a fire protection assembly; 51. a fire stop plate; 52. a temperature fuse; 6. a flue; 7. a blower; 8. a fire stop valve; 9. a fire suppression assembly; 91. a fire extinguishing tank; 10. a smoke collecting pipe; 11. a smoke conveying pipe; 12. a rotating shaft; 13. a torsion spring; 14. an abutting plate; 15. a cavity; 16. a fixing member; 161. a mounting block; 162. a locking block; 17. a delivery tube; 18. an electric control valve; 19. a mounting groove; 20. an abutment groove; 21. a locking ring; 22. a locking hook; 23. a pressure sensor; 24. a holding table; 25. and (5) telescoping the exhaust pipe.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a multifunctional range hood. Referring to fig. 1, 2 and 3, the multifunctional range hood comprises a machine body 1, wherein a fume collecting hood 2 is arranged on the machine body 1, the cross section of the fume collecting hood 2 is triangular, an oil net 3 is arranged on the side wall of the fume collecting hood 2, and the oil net 3 is used for filtering oil in the fume, so that the multifunctional range hood is convenient to clean; the smoke collecting hood 2 is fixedly provided with a smoke extraction pipe 4, the smoke extraction pipe 4 is vertically arranged, a fireproof assembly 5 is arranged in the smoke extraction pipe 4, the smoke extraction pipe 4 is communicated with a flue 6, the fireproof assembly 5 is positioned at one end of the smoke extraction pipe 4 close to the flue 6, a fan 7 is arranged in the smoke extraction pipe 4, the fan 7 is positioned between the fireproof assembly 5 and the flue 6, a fire stop valve 8 is arranged at the joint of the smoke extraction pipe 4 and the flue 6, and the fire stop valve 8 is used for sealing the flue 6, so that fire is prevented from entering the flue 6 to quickly ignite a house; a fire extinguishing assembly 9 for extinguishing fire is also arranged in the machine body 1.

The smoke is sucked from the smoke collecting hood 2 to the smoke exhausting pipe 4 by the fan 7 and exhausted outdoors from the smoke pipe, when the smoke is ignited in the smoke collecting hood, the fire stopping valve 8 is arranged on the pipe wall, the fire is blocked and protected by the fireproof assembly 5, and then the fire is extinguished by the fire extinguishing assembly 9, so that the fire is prevented from being caused by igniting a house by open fire.

Referring to fig. 2, the smoke exhaust pipe 4 includes a smoke collecting pipe 10 and a smoke transporting pipe 11, a telescopic exhaust pipe 25 is fixed on the smoke collecting pipe 10, the other end of the telescopic exhaust pipe 25 is fixed on the smoke transporting pipe 11, the smoke collecting hood 2 is fixed on the smoke collecting pipe 10, and the smoke collecting pipe 10 is adjusted by using the telescopic exhaust pipe 25, so that the distance between the smoke collecting hood 2 and a cooking bench is adjusted, and the smoke exhaust pipe is favorable for fully exhausting the smoke to the outside through a range hood.

Referring to fig. 3, the fire protection assembly 5 includes a fire stop plate 51 and a temperature fuse 52, a rotation shaft 12 is provided on a side wall of the fire stop plate 51, a torsion spring 13 is sleeved on the rotation shaft 12, one end of the torsion spring 13 is fixed on the rotation shaft 12, the other end of the torsion spring 13 is fixed on an inner wall of the smoke delivery pipe 11, the other end of the fire stop plate 51 is fixed with the temperature fuse 52, in this embodiment, the shape of the smoke delivery pipe 11 takes a square cylinder as an example, the shape of the fire stop plate 51 takes a square as an example, the square fire stop plate 51 can just completely block an inner channel of the smoke delivery pipe 11, and a free end of the fire stop plate 51 is fixed with the temperature fuse 52.

When the fire stopping plate 51 is in initial position and is abutted with the side wall of the smoke delivery pipe 11, when fire is on fire, the fire blows the temperature fuse wire 52, the fire stopping plate 51 rotates along the torsion spring 13 under the action of the torsion spring 13, and the free end of the fire stopping plate 51 is abutted with the side wall of the smoke delivery pipe 11, so that a channel in the smoke delivery pipe 11 is closed, the fire is limited in the smoke delivery pipe 11, and the fire is prevented from igniting a house rapidly.

Referring to fig. 1 and 3, the side wall of the smoke delivery pipe 11 is provided with a abutting plate 14 corresponding to the fire stopping plate 51, the abutting plate 14 is arranged opposite to the fire stopping plate 51, and after the temperature fuse 52 is burnt, the free end of the fire stopping plate 51 rotates and abuts against the side wall of the abutting plate 14, so that the smoke delivery pipe 11 can be better closed, and fire can be prevented from entering the flue 6 to ignite a house.

Referring to fig. 1 and 2, the fire extinguishing assembly 9 includes a fire extinguishing tank 91, in this embodiment, the shape of the fire extinguishing tank 91 takes a cylindrical shape as an example, fire retardant is high-pressure in the fire extinguishing tank 91 and is provided with fire retardant, the fire retardant can be dry powder or nitrogen, etc., the fire retardant can be satisfied, a cavity 15 is provided in the machine body 1, the cavity 15 can be arranged at one end of the smoke delivery pipe 11 close to the flue 6, the fire extinguishing tank 91 is located in the cavity 15, two fire extinguishing tanks 91 are oppositely arranged at two sides of the smoke delivery pipe 11, a fixing piece 16 for fixing the fire extinguishing tank 91 is provided in the cavity 15, a conveying pipe 17 is provided on the fire extinguishing tank 91, the conveying pipe 17 can be made of fireproof materials, the conveying pipe 17 is communicated with the smoke delivery pipe 11, and an electric control valve 18 is provided on the conveying pipe 17.

The fire extinguishing tank 91 is fixed in the cavity 15 by the fixing piece 16, after the fire in the smoke delivery pipe 11 is generated, the electric control valve 18 is opened, and under the action of the internal pressure of the fire extinguishing tank 91, flame retardants such as dry powder or nitrogen are sprayed into the smoke delivery pipe 11 through the conveying pipe 17, so that the open fire in the smoke delivery pipe 11 is extinguished, and the ignition of the house by the open fire is prevented.

Referring to fig. 5, the fixing member 16 includes a mounting block 161 and a locking block 162, in this embodiment, the mounting block 161 is fixed on a longitudinal sidewall of the groove, a mounting groove 19 is provided on the mounting block 161, the fire extinguishing tank 91 is located in the mounting groove 19, the locking block 162 is hinged on a sidewall of the bottom of the mounting block 161, an abutment groove 20 corresponding to the fire extinguishing tank 91 is provided on the locking block 162, in this embodiment, the mounting groove 19 and the abutment groove 20 are both semicircular, the mounting groove 19 and the abutment groove 20 enclose a circular groove, the circular groove is the same as the cylindrical fire extinguishing tank 91 in size, a buffer pad can be provided in the mounting groove 19 and the abutment groove 20, and the buffer pad buffers the fire extinguishing tank 91 to prevent the fire extinguishing tank 91 from being damaged by knocks.

The locking ring 21 is arranged on the side wall of the locking block 162, the locking hook 22 is arranged on the side wall of the mounting block 161, and the locking hook 22 is positioned in the locking ring 21, so that the fire extinguishing tank 91 is fixed between the mounting block 161 and the locking block 162, and the fire extinguishing tank 91 is convenient to detach, replace and maintain.

Referring to fig. 1 and 3, a pressure sensor 23 is disposed on the abutting plate 14, a PLC controller is disposed on the machine body 1, the pressure sensor 23 and the electric control valve 18 are electrically connected with the PLC controller, when the fire stop plate 51 abuts against the abutting plate 14, open fire exists on the surface to fuse the temperature fuse 52, at this time, the pressure sensor 23 detects pressure and then sends an electric signal to the PLC controller, the PLC controller receives the electric signal and then opens the electric control valve 18, so that fire retardant is sprayed into the smoke pipe 11, and the open fire is extinguished, thereby helping to prevent the open fire from igniting the house.

Referring to fig. 2, a plurality of holding tables 24 are provided on the side wall of the smoke transporting pipe 11, and the holding tables 24 can be used for holding bowls, kitchen tools and the like, so that the kitchen space is reasonably utilized.

The implementation principle of the multifunctional range hood provided by the embodiment of the application is as follows: when fire is generated in the smoke delivery pipe 11, the fire stop valve 8 is closed, so that the fire is prevented from entering the flue 6 to ignite the house; after the fire breaks the temperature fuse 52, the fire stop plate 51 rotates under the action of the torsion spring 13 and abuts against the side wall of the abutting plate 14, at the moment, the pressure sensor 23 detects the pressure and sends an electric signal to the PLC, and then the PLC opens the electric control valve 18, so that the fire retardant is sprayed into the smoke delivery pipe 11, the fire extinguishing is facilitated, and the fire is prevented from happening due to the fact that the house is ignited by the fire.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a multifunctional range hood, includes organism (1), be equipped with collection petticoat pipe (2), its characterized in that on organism (1): be equipped with oil net (3) on the lateral wall of collection petticoat pipe (2), be fixed with on collection petticoat pipe (2) and take out tobacco pipe (4), be equipped with fire prevention subassembly (5) in taking out tobacco pipe (4), take out tobacco pipe (4) are used for communicating with flue (6), be equipped with fan (7) in taking out tobacco pipe (4), take out tobacco pipe (4) and flue (6) junction and be equipped with fire stop valve (8), be equipped with in organism (1) and be used for the subassembly of putting out a fire (9).

2. A multifunctional range hood according to claim 1, characterized in that: the smoke exhaust pipe (4) comprises a smoke collecting pipe (10) and a smoke conveying pipe (11), a telescopic exhaust pipe (25) is fixed on the smoke collecting pipe (10), the other end of the telescopic exhaust pipe (25) is fixed on the smoke conveying pipe (11), and the smoke collecting cover (2) is fixed on the smoke collecting pipe (10).

3. A multifunctional range hood according to claim 2, characterized in that: the fire prevention subassembly (5) is equipped with axis of rotation (12) including fire stop plate (51) and temperature fuse (52) on the lateral wall of fire stop plate (51), the cover is equipped with torsional spring (13) on axis of rotation (12), the one end of torsional spring (13) is fixed on axis of rotation (12), the other end of torsional spring (13) is fixed on the inner wall of defeated tobacco pipe (11), the free end and the temperature fuse (52) of fire stop plate (51) are fixed.

4. A multifunctional range hood according to claim 3, characterized in that: an abutting plate (14) corresponding to the fire stopping plate (51) is arranged on the side wall of the smoke conveying pipe (11), and the abutting plate (14) and the fire stopping plate (51) are oppositely arranged.

5. The multifunctional range hood according to claim 4, wherein: the fire extinguishing assembly (9) comprises a fire extinguishing tank (91), high pressure and fire retardant are arranged in the fire extinguishing tank (91), a cavity (15) is formed in the machine body (1), the fire extinguishing tank (91) is located in the cavity (15), a fixing piece (16) for fixing the fire extinguishing tank (91) is arranged in the cavity (15), a conveying pipe (17) is arranged on the fire extinguishing tank (91), the conveying pipe (17) is communicated with a smoke conveying pipe (11), and an electric control valve (18) is arranged on the conveying pipe (17).

6. The multifunctional range hood according to claim 5, wherein: mounting (16) are including installation piece (161) and latch segment (162), install piece (161) and fix on the lateral wall of cavity (15), be equipped with mounting groove (19) on installation piece (161), fire extinguishing tank (91) are located mounting groove (19), latch segment (162) articulate on the lateral wall of installation piece (161), be equipped with on latch segment (162) with fire extinguishing tank (91) corresponding butt groove (20), be equipped with locking ring (21) on the lateral wall of latch segment (162), be equipped with locking hook (22) on the lateral wall of installation piece (161), locking hook (22) are located locking ring (21).

7. The multifunctional range hood according to claim 5, wherein: the pressure sensor (23) is arranged on the abutting plate (14), the PLC is arranged on the machine body (1), and the pressure sensor (23) and the electric control valve (18) are electrically connected with the PLC.

8. A multifunctional range hood according to claim 2, characterized in that: a plurality of holding tables (24) are arranged on the side wall of the smoke conveying pipe (11).