CN220582520U - Fume collecting hood-free fume exhaust fan air distribution device - Google Patents

Abstract

The utility model discloses an air distribution device of a smoke-collecting hood-free range hood, and belongs to the technical field of smoke-collecting hood-free range hoods. The smoke exhaust machine comprises a wind distribution seat and a smoke exhaust machine body, wherein the upper end of the smoke exhaust machine body is fixedly connected with the lower end of the wind distribution seat through a hinge, a top machine wind supplementing seat and a smoke exhaust wind supplementing seat are arranged in the wind distribution seat, an air inlet wind supplementing seat is arranged on the side wall of one end, far away from the smoke exhaust wind supplementing seat, of the wind distribution seat, a smoke exhaust strip hole is formed in the bottom end of the smoke exhaust machine body, and a wind limiting opening is formed in the center of a base of the smoke exhaust machine body to form a beam-shaped airflow. The utility model solves the problems that the fume collecting hood is difficult to clean and the kitchen space is compressed in the prior art. According to the utility model, the air supplementing of the inlet of the range hood is changed into fresh air supplementing and purified natural air supplementing, the heat exchange of flowing air and non-flowing air is less, the area influence range of the demarcation area is increased along with the flow increase, so that the diffusion speed of the oil smoke is smaller than the air flow velocity in the flow state, and the zero diffusion of the oil smoke is realized.

Description

Fume collecting hood-free fume exhaust fan air distribution device

Technical Field

The utility model relates to the technical field of smoke exhaust of range hoods, in particular to a wind distribution device of a smoke-collecting hood-free range hood.

Background

Technological development, gradual updating of building doors and windows, steady performance rise, gradual improvement of air tightness, gradual reduction of cold air infiltration, and large air volume in the range hood market become hot spots.

The Chinese patent with publication number CN116557931A discloses a range hood, which comprises a fan frame and a fume collecting hood, wherein the left side and the right side of the fume collecting hood are respectively provided with a first auxiliary smoke guide plate and a second auxiliary smoke guide plate, the main smoke guide plate is driven by a driving mechanism to do lifting motion in a space below a smoke inlet, and the first auxiliary smoke guide plate and the second auxiliary smoke guide plate are linked with the main smoke guide plate under the driving of the driving mechanism.

The technical design has fume collecting hood and the smoke guide plate of both sides, and during operation oil smoke pollution can be in a large number attached to fume collecting hood and smoke guide plate, is difficult to clear up, and this structure expansion area increases simultaneously, causes the compression to the kitchen space, can not install and be adapted to a large amount of different kitchen structures.

Disclosure of Invention

The utility model aims to overcome the defects that a fume collecting hood is arranged on a range hood in the prior art, the pollution is easy, the space occupation is large, and the air distribution device of the range hood without the fume collecting hood is provided to solve the defects.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to a smoke collecting hood-free range hood air distribution device, which comprises an air distribution seat and a smoke exhaust machine body, wherein the upper end of the air distribution seat is provided with a hinge, the upper end of the smoke exhaust machine body is fixedly connected with the lower end of the air distribution seat through the hinge, so that the smoke exhaust machine is convenient to carry, install and detach, the air distribution seat is internally provided with a top machine air supplement seat and a smoke exhaust air supplement seat, the side wall of one end of the air distribution seat, which is far away from the smoke exhaust air supplement seat, is provided with an air inlet air supplement seat, the inside of the top machine air supplement seat is provided with a wind shield, the top machine air supplement seat is also provided with a top machine air supplement sheet, and the top machine air supplement sheet is fixedly connected with the top machine air supplement seat through a screw, so that the top machine air supplement sheet can be conveniently replaced;

the air-out round hole has been seted up to organism upper end bottom surface of discharging fume, and the air-out strip mouth has been seted up to organism lateral wall lower extreme symmetry of discharging fume, and the organism bottom of discharging fume is equipped with the strip hole of discharging fume, has set up limit wind gap through the screw on the strip hole of discharging fume, organism base center of discharging fume, can concentrate the air current and form the gas stream, and limit wind gap front end has seted up the herringbone discharge flue, installs fixed diaphragm on the organism of discharging fume, and fixed diaphragm passes through the screw and is connected with organism lateral wall of discharging fume, guarantees the stability of organism wholeness.

Preferably, a locating frame is arranged at the junction of the side wall of the air distribution seat, and the height position of the range hood can be specifically adjusted according to different kitchen structures.

Preferably, a partition plate is arranged between the top machine air supplementing seat and the smoke exhausting air supplementing seat, so that clean air flow and lampblack air flow can be isolated, and natural air outlet is purer.

Preferably, the smoke exhaust air supplementing seat is fixedly connected with the air distributing seat through screws, a smoke exhaust device is arranged on the smoke exhaust air supplementing seat, the smoke exhaust device can be adjusted by 0-90 degrees, smoke exhaust efficiency is improved, and smoke exhaust shells are arranged at two ends of the smoke exhaust device.

Preferably, an air inlet piece is arranged in the air inlet air supplementing seat, a connecting rod is arranged on the air inlet piece and is sleeved with the air inlet air supplementing seat, and the connecting rod can be subjected to 0-90-degree rotation adjustment under the wind pressure during air inlet.

Preferably, the size of the wind shielding plate is larger than that of the air supply port of the top machine, natural clean air flow can be discharged to the outside, and meanwhile, the wind shielding plate is pressed down to prevent the oil smoke air flow from entering the pollution.

Preferably, the top machine air supplementing piece is clamped with the top machine air supplementing seat through a buckle, the top machine air supplementing piece is convenient to replace, a slotted hole is formed in the side wall of the top machine air supplementing piece, clean air flow can be split into bundles, and the flow speed of the air flow is improved.

Preferably, two smoke exhausting and air supplementing seats are arranged, the smoke exhausting and air supplementing seats are symmetrically and fixedly connected through screws, the center of a smoke exhausting shell sleeve is of a strip-shaped pore plate structure, the tail end of the smoke exhausting shell sleeve is of a fan-shaped mesh structure, and the smoke enters the smoke exhausting shell and is cut into small bundles, so that the flow speed of the airflow of the smoke is improved, and diffusion and residence are avoided.

Preferably, the upper end and the lower end of the smoke exhaust body are respectively provided with an inclined plane structure, so that the air outlet angle is stabilized, and the air flow pushing area is more concentrated.

Preferably, the aperture of the air outlet circular hole is larger than the apertures of the air outlet strip and the smoke exhaust strip, so that the natural clean air flow range is larger, and the diffusion range of the oil smoke air flow is reduced.

Preferably, the herringbone exhaust flue adopts herringbone structural design, and the collection cigarette effect is more obvious, has the effect of dredging beam current and accelerates the oil smoke outflow, avoids the oil smoke to stop in the exhaust organism.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) The air distribution device of the fume exhaust hood without the fume collecting hood adopts the design without the fume collecting hood, and reduces the occupation ratio of the fume exhaust hood in the kitchen space.

(2) According to the air distribution device of the smoke-collecting-hood-free range hood, fresh air supply of an inlet of the range hood is changed into fresh air supply through the air inlet air supply seat and the top air supply seat, and purified indoor air can be supplied.

(3) The utility model relates to an air distribution device of a smoke-collecting hood-free range hood, which utilizes an inclined plane structure arranged on a smoke exhaust body and air outlets with different sizes and calibers to realize small air quantity, high pressure, micromation and zero smoke of indoor air of the range hood.

(4) The utility model relates to an air distribution device of a smoke-collecting hood-free range hood, which utilizes a herringbone smoke exhaust channel arranged on a smoke exhaust body to efficiently collect smoke and exhaust the two sides of the smoke pollution residue, so as to ensure the further exhaust pressure of an exhaust pressure area on the smoke pollution area and prevent the smoke pollution from staying in the smoke exhaust body.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 is a front view of the present utility model;

fig. 4 is a right side view of the present utility model.

In the figure: 1. an air distribution seat; 11. the top machine air supplementing seat; 111. a wind shielding sheet; 112. top machine air supplementing sheet; 1121. a buckle; 12. a smoke exhausting and air supplementing seat; 121. a smoke exhauster; 1211. a smoke discharging shell; 13. an air inlet air supplementing seat; 131. an air inlet piece; 1311. a connecting rod; 2. a smoke exhaust body; 21. an air outlet round hole; 22. an air outlet; 23. smoke exhaust strip holes; 231. a smoke discharging filter screen; 24. limiting the air gap; 25. fixing the transverse plate; 26. a herringbone discharge flue; 3. hinging and buckling; 4. and a positioning frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1-4, the air distribution device of the smoke-collecting hood-free range hood comprises an air distribution seat 1 and a smoke exhaust machine body 2, wherein a hinge 3 is arranged at the upper end of the air distribution seat 1, the upper end of the smoke exhaust machine body 2 is fixedly connected with the lower end of the air distribution seat 1 through the hinge 3, so that the air distribution device is convenient to carry, mount and dismount, a top machine air supplement seat 11 and a smoke exhaust air supplement seat 12 are arranged in the air distribution seat 1, an air inlet air supplement seat 13 is arranged on the side wall of one end, far away from the smoke exhaust air supplement seat 12, of the air distribution seat 1, a wind shield 111 is arranged in the top machine air supplement seat 11, one side of the wind shield 111 is movably connected with the top machine air supplement seat 11, the wind shield 111 is driven to turn up and down during air flow, a top machine air supplement port is pressed, oil smoke below is prevented from entering and the top machine air supplement seat 11 is further provided with a top machine air supplement sheet 112, and the top machine air supplement sheet 112 is fixedly connected with the top machine air supplement seat 11 through screws, so that the top machine air supplement sheet 112 can be conveniently replaced.

The locating frame 4 is arranged on the junction of the side wall of the air distribution seat 1, and the height position of the range hood can be specifically adjusted according to different kitchen structures, so that the smoke exhaust and air outlet effect reaches the optimal condition.

The separator is arranged between the top machine air supplementing seat 11 and the smoke exhausting air supplementing seat 12, so that clean air flow and lampblack air flow can be isolated, natural air outlet is purer, and lampblack air flow pollution is avoided.

The smoke exhaust air supplementing seat 12 is fixedly connected with the air distributing seat 1 through screws, a smoke exhauster 121 is arranged on the smoke exhaust air supplementing seat 12, the smoke exhauster 121 can be adjusted by 0-90 degrees, the smoke exhaust range is enlarged, the smoke exhaust efficiency is improved, and smoke exhaust shells 1211 are arranged at two ends of the smoke exhauster 121.

The air inlet piece 131 is arranged in the air inlet air supplementing seat 13, a connecting rod 1311 is arranged on the air inlet piece 131, the connecting rod 1311 is sleeved with the air inlet air supplementing seat 13, the connecting rod 1311 can be subjected to 0-90-degree rotation adjustment by wind pressure when air is inlet, and a connecting groove piece is further arranged on the air inlet air supplementing seat 13 and is clamped and fixed with an external ventilation pipe;

the size of the wind shield 111 is larger than that of the air supply port of the top machine, natural clean air flow can be discharged to the outside, and meanwhile, the wind shield 111 is pressed down to cover the air supply port of the top machine, so that the oil smoke air flow is prevented from entering pollution.

The top machine air supplementing piece 112 is clamped with the top machine air supplementing seat 11 through the clamp 1121, so that the top machine air supplementing piece 112 is convenient to replace, slotted holes are formed in the side wall of the top machine air supplementing piece 112, clean air can be split into bundles, and the flow speed of the air is improved.

The smoke exhaust and air supplementing seats 12 are arranged at two parts, the smoke exhaust and air supplementing seats are symmetrically and fixedly connected through screws, when the smoke exhaust gas passes through the smoke exhaust and air supplementing seats from the inside for a long time to cause pollution, the smoke exhaust shell 1211 is convenient to detach and replace, the center of the smoke exhaust shell is of a strip-shaped plate structure, the tail end of the smoke exhaust shell is of a fan-shaped mesh structure, the smoke exhaust shell enters the smoke exhaust pipe and is cut into small bundles, the flow rate of the smoke exhaust is improved, meanwhile, limit constraint is formed on the smoke exhaust gas, and diffusion and residence are avoided.

The air-out round hole 21 has been seted up to the upper end bottom of the organism 2 of discharging fume, the air-out strip mouth 22 has been seted up to the symmetry of organism 2 lateral wall lower extreme, the organism 2 bottom of discharging fume is equipped with the strip hole 23 of discharging fume, install the filter screen 231 of discharging fume through the screw on the strip hole of discharging fume 23, limit wind gap 24 has been seted up at the organism 2 base center of discharging fume, can concentrate the air current and form the air current beam, avoid the oil smoke air current to diffuse to both sides and form the pollution, the herringbone discharge flue 26 has been seted up to limit wind gap 24 front end, install fixed diaphragm 25 on the organism 2 of discharging fume, fixed diaphragm 25 passes through the screw and is connected with organism 2 lateral wall of discharging fume, guarantee the stability of organism wholeness, still mountable outside shelters simultaneously, further avoid the oil smoke gas to outwards diffuse and form the pollution.

The upper end and the lower end of the smoke exhaust machine body 2 are respectively provided with an inclined plane structure, so that the air outlet angle is stabilized, and the air flow pushing area is more concentrated.

The aperture of the air outlet round hole 21 is larger than the apertures of the air outlet strip hole 22 and the smoke exhaust strip hole 23, so that the natural clean air flow range is larger, the diffusion range of the oil smoke air flow is reduced, and the natural clean air flow can cover the oil smoke air flow and push smoke exhaust.

The herringbone exhaust flue 26 adopts a herringbone structural design to further collect smoke beam flow for the oil smoke pollution, meanwhile, the herringbone exhaust flue is evacuated to two sides, a cold and hot area is formed by the herringbone exhaust flue and the exhaust flow in the middle area of the lower layer, the exhaust pressure and the exhaust flow of the oil smoke pollution area are enhanced, the exhaust flow speed is accelerated, and the oil smoke pollution is prevented from staying in the smoke exhaust machine body 2.

Working principle: the air inlet air supplementing seat 13 is externally connected with a ventilating duct, air flows into the top machine air supplementing seat 12 through the air inlet sheet 131 on the air inlet air supplementing seat 13, the air flows are used for covering and pressing the wind shielding sheet 111, the air flow can be adjusted, the lower oil smoke pollution entering is blocked, the air flows are discharged obliquely downwards from the air outlet round hole 21 at the upper end of the smoke discharging machine body 2, the oil smoke is extruded, the oil smoke pollution entering is pressed from the smoke discharging strip hole 23 at the lower end of the smoke discharging machine body 2, the oil smoke enters the air limiting opening 24 quickly through the herringbone smoke discharging flue 26, the air limiting opening 24 limits the air flow, the ambient diffusion of the polluted air is avoided, the oil smoke enters the smoke discharging air supplementing seat 12, and the oil smoke is cut and restrained into fine air flow through the grid structure at the center strip block structure and the tail end of the smoke discharging shell 1211, and the oil smoke is discharged into a smoke discharging channel through an external smoke discharging one-way valve.

To sum up: according to the air distribution device of the smoke-collecting-hood-free range hood, a smoke-collecting-hood-free design is adopted, the principles of air pressure and flow velocity pressure are utilized, air and natural wind purified air in a ventilation pipeline pass through the top machine air supply seat 11 and the air inlet air supply seat 13, the air pressure is utilized to regulate and control air flow of the air inlet piece 131, the wind pressure is utilized to turn and regulate the wind shield 111 to prevent lower-side oil smoke pollution from entering the air distribution seat 1, clean air is discharged from the air outlet round hole 21 and the air outlet strip opening 22, and upper and lateral clean air pushes and presses lower-side oil smoke air, so that the oil smoke enters the herringbone exhaust flue 26, the smoke collecting effect of the herringbone exhaust flue 26 is more obvious, the oil smoke pollution flow velocity is accelerated, the oil smoke is accelerated to form a beam from the air limiting opening 24 to enter the smoke distribution seat 12, and is fed into the smoke exhaust pipeline, and the oil smoke pollution is prevented from staying in the smoke exhaust machine body 2.

It is noted that 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a no collection petticoat pipe lampblack absorber wind distribution device, includes wind distribution seat (1) and organism (2) of discharging fume, its characterized in that: the upper end of the air distribution seat (1) is provided with a hinge buckle (3), the upper end of the smoke exhaust machine body (2) is fixedly connected with the lower end of the air distribution seat (1) through the hinge buckle (3), the inside of the air distribution seat (1) is provided with a top machine air supplement seat (11) and a smoke exhaust air supplement seat (12), the side wall of one end, far away from the smoke exhaust air supplement seat (12), of the air distribution seat (1) is provided with an air inlet air supplement seat (13), the inside of the top machine air supplement seat (11) is provided with a wind shielding plate (111), the top machine air supplement seat (11) is also provided with a top machine air supplement plate (112), and the top machine air supplement plate (112) is fixedly connected with the top machine air supplement seat (11) through screws;

an air outlet round hole (21) is formed in the bottom surface of the upper end of the smoke exhaust body (2), an air outlet strip opening (22) is formed in the lower end of the side wall of the smoke exhaust body (2), a smoke exhaust strip opening (23) is formed in the bottom end of the smoke exhaust body (2), a smoke exhaust filter screen (231) is mounted on the smoke exhaust strip opening (23) through a screw, a wind limiting opening (24) is formed in the center of a base of the smoke exhaust body (2), a herringbone smoke exhaust channel (26) is formed in the front end of the wind limiting opening (24), and the herringbone smoke exhaust channel (26) adopts a herringbone structural design and is discharged to two sides of the lower end; the smoke exhaust machine body (2) is provided with a fixed transverse plate (25), and the fixed transverse plate (25) is connected with the side wall of the smoke exhaust machine body (2) through screws.

2. The exhaust hood-free air distribution device of the range hood according to claim 1, wherein: and a locating frame (4) is arranged at the junction of the side wall of the air distribution seat (1).

3. The exhaust hood-free air distribution device of the range hood according to claim 1, wherein: a partition board is arranged between the top machine air supplementing seat (11) and the smoke exhausting air supplementing seat (12).

4. The exhaust hood-free air distribution device of the range hood according to claim 1, wherein: the smoke exhaust and air supplement seat (12) is fixedly connected with the air distribution seat (1) through screws, a smoke exhaust device (121) is arranged on the smoke exhaust and air supplement seat (12), and smoke exhaust shells (1211) are arranged at two ends of the smoke exhaust device (121).

5. The exhaust hood-free air distribution device of the range hood according to claim 1, wherein: an air inlet piece (131) is arranged in the air inlet air supplementing seat (13), a connecting rod (1311) is arranged on the air inlet piece (131), and the connecting rod (1311) is sleeved with the air inlet air supplementing seat (13).

6. The exhaust hood-free air distribution device of the range hood according to claim 1, wherein: the size of the wind shielding piece (111) is larger than that of the air supply port of the top machine.

7. The exhaust hood-free air distribution device of the range hood according to claim 1, wherein: the top machine air supplementing sheet (112) is clamped with the top machine air supplementing seat (11) through a buckle (1121), and a slotted hole is formed in the side wall of the top machine air supplementing sheet (112).

8. The exhaust hood-free air distribution device of the range hood according to claim 1, wherein: two smoke exhausting and air supplementing seats (12) are symmetrically and fixedly connected through screws, the center of a smoke exhausting shell sleeve (1211) is of a strip-shaped pore plate structure, and the tail end of the smoke exhausting shell sleeve is of a fan-shaped mesh structure.

9. The exhaust hood-free air distribution device of the range hood according to claim 1, wherein: the upper end and the lower end of the smoke exhaust machine body (2) are respectively provided with an inclined plane structure.

10. The exhaust hood-free air distribution device of the range hood according to claim 1, wherein: the caliber of the air outlet round hole (21) is larger than the calibers of the air outlet strip opening (22) and the smoke exhaust strip hole (23).