CN112539501B

CN112539501B - Kitchen ventilation device

Info

Publication number: CN112539501B
Application number: CN202011384555.2A
Authority: CN
Inventors: 董光金; 郭凌
Original assignee: Shenzhen Commercial Kitchen Technology Co ltd
Current assignee: Shenzhen Commercial Kitchen Technology Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2023-04-11
Anticipated expiration: 2040-12-01
Also published as: CN112539501A

Abstract

The invention discloses a kitchen ventilation device which comprises a kitchen inner wall, wherein mounting brackets are fixedly mounted at the top and the bottom of the right side of an inner cavity of the kitchen inner wall, a smoke collecting box is fixedly mounted between the two mounting brackets, the right side of the smoke collecting box is communicated with a main ventilation device, and an inner cavity of the smoke collecting box is provided with an exhaust pipeline. When the smoke backflow preventing mechanism is actually used, if the air leaks from the connecting part of the ventilation device in the ventilation and air exchange process, the backflow smoke is extracted to the outside again under the action of the smoke backflow preventing mechanism, the smoke can be exhausted to the outside through the exhaust pipe, the smoke is prevented from leaking and flowing back to the indoor, the purity of indoor air is guaranteed, the smoke backflow preventing mechanism is convenient to use for a user, the user can start the cleaning mechanism to work to clean the second filter screen, oil stains on the second filter screen are removed, the cleanliness of the second filter screen is guaranteed, and the filtering efficiency is improved.

Description

Kitchen ventilation device

Technical Field

The invention relates to the technical field of kitchen ventilation, in particular to a kitchen ventilation device.

Background

Kitchen, which means a room in which food can be prepared and cooked, is a modern kitchen, and generally includes a stove (gas stove, electric stove, microwave oven or oven), a kitchen counter (bowl or dish washer) and a device for storing food, which depends on the development of productivity, local natural conditions and living habits of residents, and the kitchen is gradually reasonable in functionality through the evolution of different periods.

When the kitchen is used, oil smoke is generated indoors, and at the moment, a ventilation device needs to be installed, but the traditional ventilation device has the following defects:

1. be difficult to prevent the flue gas backward flow, traditional ventilation device at the during operation, the junction that the pipeline was usually followed to the flue gas spills, and then flows back indoor, so just can greatly reduced ventilation's efficiency, inconvenient user uses.

2. In long-time use, the spot in the oil fume can glue on the pipeline inner wall, is difficult to clear away, and this makes ventilation's effect reduced, reduces ventilation's speed, influences the user and uses experience and feel, and inconvenient user uses.

Disclosure of Invention

The invention aims to provide a kitchen ventilation device which has the advantages of preventing smoke from flowing back and preventing oil smoke stains from adhering to the inner wall of a pipeline, and solves the problems that smoke is difficult to prevent from flowing back, and in a traditional ventilation device, smoke often leaks from the joint of the pipeline and then flows back to the indoor during working, so that the ventilation efficiency is greatly reduced, and the traditional ventilation device is inconvenient for a user to use.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a kitchen ventilation device, includes the kitchen inner wall, the equal fixed mounting in top and the bottom on kitchen inner wall inner chamber right side has the installing support, and fixed mounting has the flue gas collecting box between two installing supports, the right side intercommunication of flue gas collecting box has main breather, the inner chamber of flue gas collecting box is provided with exhaust duct, the left side intercommunication of flue gas collecting box has the smog filtering duct, exhaust duct's both sides communicate with main breather and smog filtering duct respectively, the top and the bottom of flue gas collecting box inner chamber all communicate there is flue gas anti-return mechanism, the top and the bottom of flue gas collecting box all communicate there is the blast pipe, flue gas anti-return mechanism's one side and blast pipe intercommunication, the equal fixed mounting in top and the bottom of flue gas collecting box inner chamber both sides has smoke transducer, the left bottom of flue gas collecting box is provided with wiper mechanism.

Through adopting above-mentioned technical scheme, when through the in-service use, ventilation's in-process, if the condition of junction gas leakage on the breather appears, then under the effect of flue gas backflow prevention mechanism, take the flue gas of backward flow outside out once more, the flue gas can be discharged to outdoor through the blast pipe, so prevent that the flue gas from revealing and reverse-filling back indoor, guarantee the purity of room air, the person of facilitating the use uses, if long-time use, two filter screens on the smog filtering pipeline remain and have too much oil stain influence flue gas filtration, at this moment the user can open the wiper mechanism work, wash filter screen two, get rid of the oil stain on the filter screen two, guarantee the clean of filter screen two, and the efficiency of filtration is improved.

The invention is used for the kitchen ventilation device as described above, further comprising: the left side of the smoke filtering pipeline is communicated with an air inlet outer cover, the right side of the main air interchanger is communicated with an air outlet outer cover, and the air outlet outer cover penetrates through the inner wall of the right side of the inner wall of the kitchen.

The invention is used for the kitchen ventilation device as described above, further comprising: the mounting bracket comprises a fixing rod fixed on the smoke collecting box, the right side of the fixing rod is fixedly mounted on the inner wall of a kitchen, a buckle piece is fixedly connected to the inner side of the fixing rod, and the exhaust pipe is clamped on the inner side of the buckle piece.

Through adopting above-mentioned technical scheme, through the setting of installing support, the blast pipe joint is on buckle spare when the installation, when easy to assemble blast pipe, also can guarantee the stability of blast pipe.

The invention is used for the kitchen ventilation device as described above, further comprising: the shape of dead lever is L shape, the right side of dead lever passes through bolt fixed connection on the kitchen inner wall.

The invention is used for the kitchen ventilation device as described above, further comprising: the flue gas backflow preventing mechanism comprises an auxiliary air interchanger fixedly mounted on the inner wall of a flue gas collecting box, an air inlet pipe is fixedly mounted on one side of the auxiliary air interchanger, the other side of the auxiliary air interchanger is communicated with an exhaust pipe, a rotating rod is rotatably connected to the center of an inner cavity of the air inlet pipe, a valve body is fixedly connected to the surface of the rotating rod, the top end of the rotating rod penetrates through the top of the air inlet pipe and a first fixedly connected gear, a first motor is fixedly mounted on one side of the top of the air inlet pipe, and a second gear meshed with the first motor and a second gear are fixedly connected to an output shaft of the first motor.

Through adopting above-mentioned technical scheme, through the setting of valve body, when flue gas anti-return mechanism was out of work, the valve body was in the closure state, so can effectually prevent that outdoor dirty air from entering into indoorly, and the person of facilitating the use uses.

The invention is used for the kitchen ventilation device as described above, further comprising: and a first filter screen is fixedly arranged on one side of the inner cavity of the air inlet pipe, which is far away from the valve body.

The invention is used for the kitchen ventilation device as described above, further comprising: the smog filtering pipe is including running through the box that admits air that sets up in flue gas collecting box left side and communicate with exhaust duct, the top fixed mounting of the box that admits air has the motor mounting panel, the inboard fixed mounting of motor mounting panel has motor two, the output shaft of motor two runs through to the inner chamber of the box that admits air and fixedly connected with filter screen two, filter screen two rotates at the inner chamber of the box that admits air, the top fixed mounting of the box inner chamber that admits air has the image recognition sensor.

Through adopting above-mentioned technical scheme, through the setting of motor two, before the washing, two ninety degree upsets of filter screen that will start motor earlier to filter screen two can be by comprehensive washing, improve the cleaning efficiency.

The invention is used for the kitchen ventilation device as described above, further comprising: the cleaning mechanism comprises a water tank fixedly mounted on the smoke collecting box and a sprinkling nozzle penetrating through the air inlet box body, a water suction pump is fixedly mounted on the front side of the water tank, the water inlet end of the water suction pump is communicated with the water tank, the water outlet end of the water suction pump is communicated with a water guide pipe, and one end, far away from the water suction pump, of the water guide pipe is communicated with the sprinkling nozzle.

The invention is used for the kitchen ventilation device as described above, further comprising: the bottom of water tank front side has seted up the feed inlet, and the inner chamber of feed inlet is provided with the sealing plug.

The invention is used for the kitchen ventilation device as described above, further comprising: the right-hand member of two blast pipes all runs through to the right side of kitchen inner wall.

Compared with the prior art, the invention has the following beneficial effects:

1. when the smoke backflow preventing mechanism is actually used and in the ventilation and air exchange process, if the situation that the joint on the air exchange device leaks air occurs, the backflow smoke is extracted to the outside again under the action of the smoke backflow preventing mechanism, the smoke can be exhausted to the outside through the exhaust pipe, the smoke is prevented from leaking and flowing back to the indoor, the purity of indoor air is guaranteed, the use of a user is convenient, if excessive oil stains are left on the second filter screen on the smoke filtering pipeline to influence smoke filtering in long-time use, the user can start the cleaning mechanism to work at the moment, the second filter screen is cleaned, the oil stains on the second filter screen are removed, the cleanliness of the second filter screen is guaranteed, and the filtering efficiency is improved.

2. According to the invention, through the arrangement of the mounting bracket, the exhaust pipe is clamped on the clamping piece during mounting, so that the exhaust pipe is convenient to mount, and the stability of the exhaust pipe can be ensured.

3. According to the invention, through the arrangement of the valve body, when the smoke backflow prevention mechanism does not work, the valve body is in a closed state, so that outdoor dirty air can be effectively prevented from entering a room, and the smoke backflow prevention mechanism is convenient for a user to use.

4. According to the invention, through the arrangement of the second motor, before cleaning, the second motor is started to drive the second filter screen to turn over by ninety degrees, so that the second filter screen can be cleaned comprehensively, and the cleaning efficiency is improved.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a perspective cross-sectional view of the present invention.

FIG. 3 is a perspective view of the smoke backflow prevention mechanism of the present invention.

Figure 4 is a top perspective sectional view of the smoke filter conduit of the present invention.

Figure 5 is a bottom perspective sectional view of the smoke filter conduit of the present invention.

Fig. 6 is a perspective view of the mounting bracket of the present invention.

In the figure: 1. the inner wall of the kitchen; 2. mounting a bracket; 3. a flue gas collecting box; 4. a primary air exchange device; 5. an exhaust duct; 6. a flue gas backflow prevention mechanism; 7. an exhaust pipe; 8. a smoke sensor; 9. a smoke filter conduit; 10. a cleaning mechanism; 11. an air intake housing; 12. an air outlet outer cover; 21. fixing the rod; 22. a fastener; 61. an air inlet pipe; 62. rotating the rod; 63. a valve body; 64. a first filter screen; 65. a first gear; 66. a first motor; 67. a second gear; 68. a secondary air exchange device; 91. an air inlet box body; 92. a motor mounting plate; 93. a second motor; 94. a second filter screen; 95. an image recognition sensor; 101. a water tank; 102. a sealing plug; 103. a water suction pump; 104. a water conduit; 105. a sprinkler head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution, a kitchen ventilation device, comprising a kitchen inner wall 1, wherein mounting brackets 2 are fixedly mounted on the top and bottom of the right side of the inner cavity of the kitchen inner wall 1, a flue gas collection box 3 is fixedly mounted between the two mounting brackets 2, the right side of the flue gas collection box 3 is communicated with a main ventilation device 4, the inner cavity of the flue gas collection box 3 is provided with an exhaust duct 5, the left side of the flue gas collection box 3 is communicated with a flue gas filtering duct 9, both sides of the exhaust duct 5 are respectively communicated with the main ventilation device 4 and the flue gas filtering duct 9, the top and bottom of the inner cavity of the flue gas collection box 3 are communicated with a flue gas backflow prevention mechanism 6, the top and bottom of the inner cavity of the flue gas collection box 3 are communicated with an exhaust pipe 7, one side of the flue gas backflow prevention mechanism 6 is communicated with the exhaust pipe 7, the top and bottom of the inner cavity of the flue gas collection box 3 are respectively fixedly mounted with a smoke sensor 8, the bottom of the left side of the flue gas collection box 3 is provided with a cleaning mechanism 10, the left side of the flue gas filtering duct 9 is communicated with an air inlet cover 12, the right side of the main ventilation device 4 is communicated with an air outlet cover 12, the inner wall 1 is arranged on the inner wall 1, a fixing rod 21 is fixedly mounted on the inner wall 21 of the inner wall of the kitchen inner wall, and a fixing rod 21, the inner wall 21, and the fixing rod 21 is fixedly mounted on the inner wall 21, the inner wall is fixedly mounted, and the inner wall is provided with a fixing member 21, and the inner wall 21, the fixing member, the inner wall 21, the fixing member 21, and the inner wall 21 is provided with a fixing member, and the inner wall 21, the smoke backflow prevention mechanism 6 comprises an auxiliary air interchanger 68 fixedly arranged on the inner wall of the smoke collection box 3, one side of the auxiliary air interchanger 68 is fixedly provided with an air inlet pipe 61, the other side of the auxiliary air interchanger 68 is communicated with an exhaust pipe 7, the center of the inner cavity of the air inlet pipe 61 is rotatably connected with a rotating rod 62, the surface of the rotating rod 62 is fixedly connected with a valve body 63, the top end of the rotating rod 62 penetrates through the top of the air inlet pipe 61 and is fixedly connected with a first gear 65, one side of the top of the air inlet pipe 61 is fixedly provided with a first motor 66, an output shaft of the first motor 66 is fixedly connected with a second gear 67 meshed with the first gear 65, through the arrangement of the valve body 63, when the smoke backflow prevention mechanism 6 does not work, the valve body 63 is in a closed state, so that outdoor dirty air can be effectively prevented from entering the room, the smoke backflow prevention mechanism is convenient for users to use, one side, far away from the valve body 63, of the inner cavity of the air inlet pipe 61 is fixedly provided with a first filter screen 64, the smoke filtering pipeline 9 comprises an air inlet box body 91 which is arranged on the left side of the smoke collecting box 3 in a penetrating mode and communicated with the exhaust pipeline 5, a motor mounting plate 92 is fixedly mounted at the top of the air inlet box body 91, a motor II 93 is fixedly mounted on the inner side of the motor mounting plate 92, an output shaft of the motor II 93 penetrates through an inner cavity of the air inlet box body 91 and is fixedly connected with a filter screen II 94, the filter screen II 94 rotates in the inner cavity of the air inlet box body 91, an image recognition sensor 95 is fixedly mounted at the top of the inner cavity of the air inlet box body 91, through the arrangement of the motor II 93, before cleaning, the motor II 93 is started to drive the filter screen II 94 to turn right and left, so that the filter screen II 94 can be cleaned comprehensively, the cleaning efficiency is improved, the cleaning mechanism 10 comprises a water tank 101 fixedly mounted on the smoke collecting box 3 and a water spraying nozzle 105 which penetrates through the air inlet box body 91, the front side of the water tank 101 is fixedly provided with a water suction pump 103, the water inlet end of the water suction pump 103 is communicated with the water tank 101, the water outlet end of the water suction pump 103 is communicated with a water guide pipe 104, one end of the water guide pipe 104, which is far away from the water suction pump 103, is communicated with a water spray nozzle 105, the bottom of the front side of the water tank 101 is provided with a feed inlet, the inner cavity of the feed inlet is provided with a sealing plug 102, and the right ends of the two exhaust pipes 7 are all penetrated to the right side of the inner wall 1 of the kitchen

The working principle is as follows: when the invention is used, in actual use, a user opens the main air interchanger 4 to suck oil smoke in the inner wall 1 of a kitchen out of the inner wall 1 of the kitchen, under the action of suction force of the main air interchanger 4, indoor oil smoke enters the air inlet outer cover 11 firstly, then passes through the smoke filtering pipeline 9 and passes through the second filter screen 94 to realize first-step filtering, so that dust particles in the oil smoke are filtered, then the oil smoke continues to flow into the exhaust pipeline 5, then the main air interchanger 4 continues to suck the oil smoke, then the oil smoke passes through the main air interchanger 4 and finally is exhausted out of a room through the air outlet outer cover 12, a door and a window are opened before working, so that when the oil smoke is extracted, external pure air can enter the room, indoor ventilation work is completed in exchange of air extraction and air inlet, the cleanness of the indoor air is ensured, if air leakage occurs at a connection part on the air interchanger, leaked air is gathered in an inner cavity of the smoke collecting box 3, then the smoke can trigger the smoke sensor 8 to give an alarm, and give an alarm to the central controller to give an instruction to control the central controller to send out a second air intake pipe 66, the central controller to control the indoor air exhaust pipe 62 to rotate, the indoor air, the central controller 62, the central controller to drive the exhaust pipe 62 to drive the indoor air to rotate, the exhaust pipe 62 to drive the exhaust pipe 62 to rotate, so that the smoke to operate smoothly, the smoke to operate, the central controller 62, the central controller to operate, if in long-time use, the second filter screen 94 on the smoke filtering pipeline 9 remains too much oil stain to affect the smoke filtering, at this time, the image recognition sensor 95 can recognize and transmit images to the central controller, after the recognition by the central controller, the water suction pump 103 is controlled to be started again, the cleaning liquid in the water tank 101 is pumped out through the water suction pump 103, the cleaning liquid is sprayed on the second filter screen 94 through the water guide pipe 104 and the water spraying nozzle 105, the second filter screen 94 is cleaned, the oil stain on the second filter screen 94 is removed, the cleanness of the second filter screen 94 is ensured, the filtering efficiency is improved, before the cleaning, the second motor 93 is started to drive the second filter screen 94 to turn right angle, so that the second filter screen 94 can be cleaned completely, it needs to be explained that the oil stain in the oil smoke is filtered by the second filter screen 94, so that the cleanness of the inner wall of the pipeline can be ensured, the efficiency of ventilation is improved, the exhaust pipe 7 is arranged through the mounting bracket 2, the exhaust pipe is clamped on the clamping piece 22, the exhaust pipe 7 is conveniently mounted, the stability of the exhaust pipe 7 can also be ensured, the arrangement through the valve body 63 is in a dirty state when the smoke backflow prevention mechanism 6 is in an outdoor closed state, so that the air can be conveniently mounted, and the outdoor air can be used indoors, and the indoor use can be prevented from entering into an outdoor working.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Kitchen ventilation device, including kitchen inner wall (1), its characterized in that: the kitchen inner wall (1) is fixedly provided with mounting supports (2) at the top and the bottom of the right side of an inner cavity of the kitchen inner wall (1), a smoke collecting box (3) is fixedly arranged between the two mounting supports (2), the right side of the smoke collecting box (3) is communicated with a main air interchanger (4), the inner cavity of the smoke collecting box (3) is provided with an exhaust pipeline (5), the left side of the smoke collecting box (3) is communicated with a smoke filtering pipeline (9), two sides of the exhaust pipeline (5) are respectively communicated with the main air interchanger (4) and the smoke filtering pipeline (9), the top and the bottom of the inner cavity of the smoke collecting box (3) are respectively communicated with an auxiliary air interchanger (68) for preventing smoke from flowing back, the top and the bottom of the smoke collecting box (3) are respectively communicated with an exhaust pipe (7), one side of a smoke backflow preventing mechanism (6) is communicated with the exhaust pipe (7), the top and the bottom of the two sides of the inner cavity of the smoke collecting box (3) are respectively fixedly provided with smoke sensors (8), and the bottom of the left side of the smoke collecting box (3) is provided with a cleaning mechanism (10);

the left side of the smoke filtering pipeline (9) is communicated with an air inlet outer cover (11), the right side of the main air interchanger (4) is communicated with an air outlet outer cover (12), and the air outlet outer cover (12) penetrates through the inner wall on the right side of the inner wall (1) of the kitchen;

the mounting bracket (2) comprises a fixing rod (21) fixed on the smoke collection box (3), the right side of the fixing rod (21) is fixedly mounted on the inner wall (1) of the kitchen, a buckling piece (22) is fixedly connected to the inner side of the fixing rod (21), and the exhaust pipe (7) is clamped on the inner side of the buckling piece (22);

the fixing rod (21) is L-shaped, and the right side of the fixing rod (21) is fixedly connected to the inner wall of the kitchen inner wall (1) through a bolt;

install on flue gas collection box (3) inner wall including fixed vice breather (68), one side fixed mounting of vice breather (68) has intake pipe (61), the opposite side and blast pipe (7) intercommunication of vice breather (68), the center department of intake pipe (61) inner chamber rotates and is connected with dwang (62), the fixed surface of dwang (62) is connected with valve body (63), the top of dwang (62) runs through to top and the fixedly connected with gear (65) of intake pipe (61), one side fixed mounting at intake pipe (61) top has motor (66), the output shaft fixedly connected with of motor (66) and gear (65) meshing gear two (67).

2. The kitchen ventilation device of claim 1, wherein: a first filter screen (64) is fixedly installed in the inner cavity of the air inlet pipe (61) and on one side far away from the valve body (63); smog filtering duct way (9) including running through set up in flue gas collecting box (3) left side and with inlet box body (91) of exhaust duct (5) intercommunication, the top fixed mounting of inlet box body (91) has motor mounting panel (92), the inboard fixed mounting of motor mounting panel (92) has motor two (93), the output shaft of motor two (93) runs through to the inner chamber and the fixedly connected with filter screen two (94) of inlet box body (91), filter screen two (94) rotate at the inner chamber of inlet box body (91), the top fixed mounting of inlet box body (91) inner chamber has image recognition sensor (95).

3. The kitchen ventilation device of claim 2, wherein: the cleaning mechanism (10) comprises a water tank (101) fixedly mounted on the smoke collecting box (3) and a sprinkling sprayer (105) penetrating through the air inlet box body (91), a water suction pump (103) is fixedly mounted on the front side of the water tank (101), the water inlet end of the water suction pump (103) is communicated with the water tank (101), the water outlet end of the water suction pump (103) is communicated with a water guide pipe (104), and one end, far away from the water suction pump (103), of the water guide pipe (104) is communicated with the sprinkling sprayer (105); a feed inlet is formed in the bottom of the front side of the water tank (101), and a sealing plug (102) is arranged in an inner cavity of the feed inlet; the right ends of the two exhaust pipes (7) penetrate through the right side of the inner wall (1) of the kitchen.