Ceiling kitchen oil smoke extraction system

Abstract

The utility model discloses a top suction chamber kitchen oil fume extraction system which comprises a top suction chamber kitchen oil fume extraction fan, an oil fume filter screen purification box and an oil fume extraction cover, a lifting blocking panel is arranged on the inner side of the lower end of the oil fume extraction cover, and a second fast pipeline connecting mechanism is arranged at the left end of the oil fume extraction cover. A cooking fume round pipe is arranged at the left end of the second quick pipeline connecting mechanism, a first quick pipeline connecting mechanism is arranged at the left end of the cooking fume round pipe, a cooking fume filter screen purifying box is arranged at the left end of the first quick pipeline connecting mechanism, and a connecting hose is arranged at the left end of the cooking fume filter screen purifying box; the left end of the connecting hose is provided with a top suction chamber kitchen oil smoke exhaust fan, and the left end of the top suction chamber kitchen oil smoke exhaust fan is provided with an exhaust pipeline. The ceiling-suction-chamber kitchen oil fume extraction system has the technical effects that the ceiling-suction-chamber kitchen oil fume extraction system is quick and convenient to install and more convenient and efficient to install.

Description

Technical Field

[0001] The utility model relates to the field of kitchen electrical appliances, in particular to a kitchen fume extraction system in a ceiling suction chamber. Background Art

[0002] When frying, cooking, and frying food in the kitchen, food and cooking oil will produce a large amount of thermal oxidation decomposition products under high temperature conditions. The thermal oxidation decomposition products are oil smoke. In order to discharge the oil smoke, a ceiling suction room kitchen fume extraction system is needed.

[0003] The existing Chinese patent CN211876121U, disclosed on November 6, 2020, a kitchen indoor air purification system includes a guide shell, a contraction shell is welded to the top outer wall of the guide shell, a slide groove is opened on the inner wall of one side of the contraction shell, and a filtering mechanism is clamped on the inner wall of the slide groove, and an oil fume suction mechanism is provided on the top outer wall of the contraction shell. The contraction shell and the outer wall of one side of the oil fume suction mechanism are provided with the same telescopic mechanism, and the oil fume suction mechanism includes a motor and fan blades. The inner wall of the contraction shell is slidably connected to a first fixed shell, and the top outer wall of the first fixed shell is fixed to a second fixed shell by bolts.

[0004] However, the above device is installed and fixed by means of flanges when fixing the smoke exhaust pipe, and there is no quick installation structure, which makes the overall installation and fixing not very convenient and the installation is not very efficient. Utility Model Content

[0005] The utility model discloses a kitchen range fumes extraction system for a ceiling suction chamber, aiming to solve the technical problem that the above device is installed and fixed by means of a flange when fixing the exhaust pipe, and there is no quick installation structure, making the overall installation and fixing not very convenient and the installation not very efficient.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A kitchen fume extraction system for a ceiling suction room comprises a kitchen fume extraction fan for the ceiling suction room, a fume filter purification box and a fume extraction hood, a lifting and blocking panel is arranged on the inner side of the lower end of the fume extraction hood, a second quick pipeline connection mechanism is arranged on the left end of the fume extraction hood, a fume circular pipe is arranged on the left end of the second quick pipeline connection mechanism, a first quick pipeline connection mechanism is arranged on the left end of the fume circular pipe, a fume filter purification box is arranged on the left end of the fume filter purification box, a connecting hose is arranged on the left end of the kitchen fume extraction fan for the ceiling suction room, an exhaust pipe is arranged on the left end of the kitchen fume extraction fan for the ceiling suction room, and the kitchen fume extraction fan for the ceiling suction room and the lifting and blocking panel are electrically connected to an external controller;

[0008] The first quick pipe connection mechanism includes a pipe sleeve cavity, an outer open threaded pipe, an open groove retaining ring, an inner sleeve and a rotating tightening sleeve. An open groove retaining ring is arranged on the outer side of the right end of the outer open threaded pipe, an inner sleeve is arranged on the inner sides of the outer open threaded pipe and the open groove retaining ring, a pipe sleeve cavity is arranged between the inner sleeve and the outer open threaded pipe, a rotating tightening sleeve is arranged on the circumference of the outer open threaded pipe, and the outer open threaded pipe is connected to the oil fume filter purification box.

[0009] By providing a lifting and blocking panel structure, the lifting and blocking panel is controlled by an external controller to descend, and then the opening of the range hood is exposed, so that the kitchen indoor fume is extracted due to the suction force of the kitchen fume fan in the ceiling suction room, so that the extracted fume is transported to the fume circular tube through the second quick pipe connecting mechanism at the left end of the range hood, and then transported to the first quick pipe connecting mechanism through the fume circular tube, and purified when transported to the fume filter purification box, and the purified fume is transported to the kitchen fume fan in the ceiling suction room through the connecting hose, and then transported to the outside through the exhaust pipe at the left end of the kitchen fume fan in the ceiling suction room for discharge. Due to the quick structure of the first quick pipe connecting mechanism and the second quick pipe connecting mechanism, the installation of the fume circular tube is more convenient and efficient.

[0010] In a preferred solution, the lifting and blocking panel includes an electric telescopic cylinder and a bottom panel, an electric telescopic cylinder is arranged at the upper corner of the bottom panel, and the electric telescopic cylinder is connected to the range hood.

[0011] The lifting and blocking panel structure is provided, so that the lifting and blocking are convenient to use.

[0012] In a preferred embodiment, the range hood includes an exhaust hole, a mounting frame and a hollow shell, the exhaust hole is arranged on the inner side of the left end of the hollow shell, the mounting frame is arranged on the peripheral side of the lower end of the hollow shell, and the hollow shell is connected to the second quick pipe connection mechanism.

[0013] By providing a fume extraction hood structure, it is convenient to extract the fume for transportation and use.

[0014] In a preferred solution, the connecting hose includes a fan connecting ring, an intermediate bellows and a purification box connecting ring. The right end of the intermediate bellows is provided with a purification box connecting ring, and the left end of the intermediate bellows is provided with a fan connecting ring. The fan connecting ring is connected to the kitchen range hood fan in the top suction room, and the purification box connecting ring is connected to the fume filter purification box.

[0015] The provision of a connecting hose structure makes connection and transportation easier.

[0016] In a preferred solution, the first quick-connect pipe connection mechanism and the second quick-connect pipe connection mechanism have the same structure.

[0017] By providing the first quick pipe connection mechanism and the second quick pipe connection mechanism structure, it is convenient for installation, connection and use.

[0018] In a preferred solution, the range hood is fixed to the kitchen ceiling frame by screws.

[0019] By providing a range hood structure, the range hood can be fixed on a kitchen ceiling rack for overhead suction use.

[0020] As can be seen from the above, a kitchen fume extraction system for a ceiling suction room includes a kitchen fume extraction fan for a ceiling suction room, a fume filter purification box and a fume hood, a lifting and blocking panel is arranged on the inner side of the lower end of the fume hood, a second quick pipe connection mechanism is arranged on the left end of the fume hood, a fume round pipe is arranged on the left end of the second quick pipe connection mechanism, a first quick pipe connection mechanism is arranged on the left end of the fume round pipe, a fume filter purification box is arranged on the left end of the first quick pipe connection mechanism, a connecting hose is arranged on the left end of the fume filter purification box, a kitchen fume extraction fan for a ceiling suction room is arranged on the left end of the connecting hose, an exhaust pipe is arranged on the left end of the kitchen fume extraction fan for a ceiling suction room, and the kitchen fume extraction fan for a ceiling suction room and the lifting and blocking panel are electrically connected to an external controller. The kitchen fume extraction system for a ceiling suction room provided by the utility model has the technical effect of quick installation, which makes the installation more convenient and efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The utility model is a three-dimensional structural schematic diagram of a kitchen range fumes extraction system in a top suction chamber.

[0022] Figure 2 This is a structural schematic diagram of a first quick pipe connection mechanism of a top suction room kitchen range fumes extraction system proposed by the utility model.

[0023] Figure 3 The utility model is a schematic diagram of the lifting and blocking panel structure of a kitchen range fumes extraction system in a top suction room.

[0024] Figure 4 The utility model discloses a schematic diagram of the structure of a range hood of a kitchen range hood extraction system in a top suction room.

[0025] Figure 5 The utility model provides a schematic diagram of the structure of a connecting hose of a kitchen range fumes extraction system in a top suction chamber.

[0026] In the attached figure: 1. exhaust duct; 2. kitchen range hood fan in the ceiling suction room; 3. connecting hose; 31. fan connecting ring; 32. middle bellows; 33. purification box connecting ring; 4. oil fume filter purification box; 5. first quick pipe connecting mechanism; 51. pipe sleeve cavity; 52. outer open threaded pipe; 53. open groove retaining ring; 54. inner sleeve; 55. rotating tightening sleeve; 6. second quick pipe connecting mechanism; 7. oil fume circular pipe; 8. range hood; 81. exhaust hole; 82. installation frame; 83. hollow sleeve; 9. lifting and blocking panel; 91. electric telescopic cylinder; 92. bottom panel. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0028] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0029] Reference Figure 1-Figure 5A kitchen fume extraction system for a ceiling suction room comprises a kitchen fume extraction fan 2 for a ceiling suction room, a fume filter purification box 4 and a fume hood 8, a lifting and blocking panel 9 is arranged on the inner side of the lower end of the fume hood 8, a second quick pipeline connecting mechanism 6 is arranged on the left end of the fume hood 8, a fume circular tube 7 is arranged on the left end of the second quick pipeline connecting mechanism 6, a first quick pipeline connecting mechanism 5 is arranged on the left end of the fume circular tube 7, a fume filter purification box 4 is arranged on the left end of the first quick pipeline connecting mechanism 5, a connecting hose 3 is arranged on the left end of the fume filter purification box 4, a kitchen fume extraction fan 2 for a ceiling suction room is arranged on the left end of the connecting hose 3, an exhaust pipe 1 is arranged on the left end of the kitchen fume extraction fan 2 for a ceiling suction room, the kitchen fume extraction fan 2 for a ceiling suction room and the lifting and blocking panel 9 are electrically connected to an external controller, and when in use The lifting and blocking panel 9 is controlled by an external controller to descend, and then the opening of the range hood 8 is exposed, so that the kitchen fume is extracted due to the suction force of the kitchen fume fan 2 in the top suction room, so that the extracted fume is transported to the fume circular tube 7 through the second quick pipe connecting mechanism 6 at the left end of the range hood 8, and then transported to the first quick pipe connecting mechanism 5 through the fume circular tube 7, and purified when transported to the fume filter purification box 4, and the purified fume is transported to the kitchen fume fan 2 in the top suction room through the connecting hose 3, and then transported to the outside through the exhaust pipe 1 at the left end of the kitchen fume fan 2 in the top suction room for discharge. Due to the quick structure of the first quick pipe connecting mechanism 5 and the second quick pipe connecting mechanism 6, the installation of the fume circular tube 7 is more convenient and efficient.

[0030] Reference Figure 1 and Figure 2 In a preferred embodiment, the first quick pipe connection mechanism 5 includes a pipe sleeve cavity 51, an outer open threaded pipe 52, an open groove retaining ring 53, an inner sleeve 54 and a rotating tightening sleeve 55. The right end of the outer open threaded pipe 52 is provided with an open groove retaining ring 53, the inner side of the outer open threaded pipe 52 and the open groove retaining ring 53 is provided with an inner sleeve 54, a pipe sleeve cavity 51 is provided between the inner sleeve 54 and the outer open threaded pipe 52, and a rotating tightening sleeve 55 is provided on the peripheral side of the outer open threaded pipe 52. The outer open threaded pipe 52 is connected to the oil fume filter purification box 4. The first quick The outer open threaded pipe 52 of the pipe connecting mechanism 5 is welded and connected to the oil fume filter purification box 4, so as to facilitate installation and fixation. Due to the pipe sleeve cavity 51 between the inner sleeve 54 and the outer open threaded pipe 52, the oil fume circular pipe 7 can be inserted and placed. The oil fume circular pipe 7 is sleeved on the circumferential side of the inner sleeve 54, and then the personnel rotates the rotating tightening sleeve 55 on the outer side of the outer open threaded pipe 52 to move forward. In this way, the rotating tightening sleeve 55 can effectively tighten the front end of the outer open threaded pipe 52, thereby effectively clamping and wrapping it, so that the oil fume circular pipe 7 can be installed and fixed, and the overall installation square plate makes the installation more efficient.

[0031] Reference Figure 1 and Figure 3 In a preferred embodiment, the lifting and blocking panel 9 includes an electric telescopic cylinder 91 and a bottom panel 92. The electric telescopic cylinder 91 is arranged at the upper corner of the bottom panel 92, and the electric telescopic cylinder 91 is connected to the range hood 8. The electric telescopic cylinder 91 of the lifting and blocking panel 9 is connected to the range hood 8 by screws, so that the electric telescopic cylinder 91 is easy to install and fix. When the piston rod of the electric telescopic cylinder 91 is extended and retracted, the electric telescopic cylinder 91 drives the bottom panel 92 to rise and fall. When the bottom panel 92 is lowered, the lower end opening of the range hood 8 is opened, so that it is easy to extract external oil smoke.

[0032] Reference Figure 1 and Figure 4 In a preferred embodiment, the range hood 8 includes an exhaust hole 81, a mounting frame 82 and a hollow shell 83. The exhaust hole 81 is provided on the inner side of the left end of the hollow shell 83, and the mounting frame 82 is provided on the lower end periphery of the hollow shell 83. The hollow shell 83 is connected to the second quick-pipe connecting mechanism 6. The hollow shell 83 of the range hood 8 is conveniently installed and fixed on the outside through the mounting frame 82 on the lower end periphery. Due to the area of ​​the exhaust hole 81, the hollow shell 83 allows the oil smoke to be discharged into the second quick-pipe connecting mechanism 6 for transportation.

[0033] Reference Figure 1 and Figure 5 In a preferred embodiment, the connecting hose 3 includes a fan connecting ring 31, an intermediate bellows 32 and a purification box connecting ring 33. The right end of the intermediate bellows 32 is provided with a purification box connecting ring 33, and the left end of the intermediate bellows 32 is provided with a fan connecting ring 31. The fan connecting ring 31 is connected to the kitchen range hood fan 2 in the top suction room, and the purification box connecting ring 33 is connected to the oil fume filter purification box 4. The fan connecting ring 31 of the connecting hose 3 is connected to the kitchen range hood fan 2 in the top suction room by screws, and the purification box connecting ring 33 is screwed to the oil fume filter purification box 4, so that the purified oil fume can be transported to the kitchen range hood fan 2 in the top suction room through the intermediate bellows 32.

[0034] Reference Figure 1 and Figure 2 In a preferred embodiment, the first quick pipe connection mechanism 5 and the second quick pipe connection mechanism 6 have the same structure, so as to facilitate quick installation and use.

[0035] Reference Figure 1 In a preferred embodiment, the range hood 8 is fixed to the kitchen ceiling rack by screws, so that it can be installed and placed for use.

[0036] Working principle: When in use, the lifting and blocking panel 9 is controlled by an external controller to descend, and then the opening of the range hood 8 is exposed, so that the kitchen fumes are extracted due to the suction force of the kitchen range hood fan 2 in the ceiling suction room, so that the extracted fumes are transported to the fume circular tube 7 through the second quick pipe connecting mechanism 6 at the left end of the range hood 8, and then transported to the first quick pipe connecting mechanism 5 through the fume circular tube 7, and purified when transported to the fume filter purification box 4, and the purified fumes are transported to the kitchen range hood fan 2 in the ceiling suction room through the connecting hose 3, and then transported to the outside through the exhaust duct 1 at the left end of the kitchen range hood fan 2 in the ceiling suction room for discharge. Due to the quick structure of the first quick pipe connecting mechanism 5 and the second quick pipe connecting mechanism 6, the installation of the fume circular tube 7 is more convenient and efficient.

[0037] The above is only a preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this. The replacement can be a replacement of part of the structure, device, method step, or a complete technical solution. Equivalent replacement or change based on the technical solution of the utility model and its utility model concept should be included in the protection scope of the utility model.

Claims

1. A kitchen fume extraction system for a ceiling suction room, comprising a kitchen fume extraction fan (2), a fume filter purification box (4) and a fume extraction hood (8), characterized in that: A lifting and blocking panel (9) is arranged on the inner side of the lower end of the range hood (8); a second quick-connect pipe connection mechanism (6) is arranged on the left end of the range hood (8); a fume round pipe (7) is arranged on the left end of the second quick-connect pipe connection mechanism (6); a first quick-connect pipe connection mechanism (5) is arranged on the left end of the fume round pipe (7); a fume filter purification box (4) is arranged on the left end of the first quick-connect pipe connection mechanism (5); a connecting hose (3) is arranged on the left end of the fume filter purification box (4); a top suction room kitchen fume fan (2) is arranged on the left end of the connecting hose (3); an exhaust pipe (1) is arranged on the left end of the top suction room kitchen fume fan (2); the top suction room kitchen fume fan (2) and the lifting and blocking panel (9) are electrically connected to an external controller; The first quick pipe connection mechanism (5) comprises a pipe sleeve cavity (51), an outer open threaded pipe (52), an open groove retaining ring (53), an inner sleeve (54) and a rotating tightening sleeve (55); an open groove retaining ring (53) is arranged on the outer side of the right end of the outer open threaded pipe (52); an inner sleeve (54) is arranged on the inner sides of the outer open threaded pipe (52) and the open groove retaining ring (53); a pipe sleeve cavity (51) is arranged between the inner sleeve (54) and the outer open threaded pipe (52); a rotating tightening sleeve (55) is arranged on the circumference of the outer open threaded pipe (52); and the outer open threaded pipe (52) is connected to the oil fume filter purification box (4).

2. A kitchen fume extraction system for a ceiling suction chamber according to claim 1, characterized in that: The lifting and blocking panel (9) comprises an electric telescopic cylinder (91) and a bottom panel (92); an electric telescopic cylinder (91) is arranged at the upper corner of the bottom panel (92); and the electric telescopic cylinder (91) is connected to the range hood (8).

3. The kitchen fume extraction system in the top suction room according to claim 1, characterized in that: The range hood (8) comprises an exhaust hole (81), a mounting frame (82) and a hollow casing (83); the exhaust hole (81) is arranged on the inner side of the left end of the hollow casing (83); the mounting frame (82) is arranged on the peripheral side of the lower end of the hollow casing (83); and the hollow casing (83) is connected to the second quick pipe connection mechanism (6).

4. The kitchen fume extraction system for a ceiling suction chamber according to claim 1, characterized in that: The connecting hose (3) comprises a fan connecting ring (31), an intermediate bellows (32) and a purification box connecting ring (33); the purification box connecting ring (33) is arranged at the right end of the intermediate bellows (32); the fan connecting ring (31) is arranged at the left end of the intermediate bellows (32); the fan connecting ring (31) is connected to the kitchen range fumes fan (2) in the top suction room; and the purification box connecting ring (33) is connected to the fume filter purification box (4).

5. The kitchen fume extraction system in the top suction chamber according to claim 1, characterized in that: The first quick-connect pipe connection mechanism (5) and the second quick-connect pipe connection mechanism (6) have the same structure.

6. The kitchen fume extraction system for a ceiling suction chamber according to claim 1, characterized in that: The range hood (8) is fixed to the kitchen ceiling frame by means of screws.

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