CN112555951A

CN112555951A - Ceiling type range hood and manufacturing method thereof

Info

Publication number: CN112555951A
Application number: CN202011502202.8A
Authority: CN
Inventors: 张杨军
Original assignee: Zhejiang Oti Intelligent Kitchen Electric Co ltd
Current assignee: Zhejiang Oti Intelligent Kitchen Electric Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-03-26
Anticipated expiration: 2040-12-18
Also published as: CN112555951B

Abstract

The invention discloses a ceiling type range hood and a manufacturing method thereof, and the ceiling type range hood comprises a range hood body, a sleeve and a top plate, wherein the range hood body is connected with the top plate through the sleeve, the range hood body comprises an inner annular ring, an outer annular ring, a front side end cover and a rear side end cover, an oil fume separation net is symmetrically arranged on the outer annular ring, a protection mechanism is arranged on the oil fume separation net, an illumination assembly and an oil collection cup are arranged at the bottom of the outer annular ring, an oil guide plate is arranged inside the range hood body, and the oil guide plate is positioned above the illumination assembly. The method comprises the following steps: the method comprises the steps of processing a range hood body, installing a protection mechanism, processing a sleeve, processing a top plate and assembling the range hood. The invention is suitable for an open kitchen, has beautiful appearance, can improve the adsorption efficiency of oil smoke, has simple manufacturing method steps, improves the stability and the reliability of the integral installation of the range hood, and can open or close the oil smoke separation net according to the requirement, thereby improving the integral aesthetic property of the range hood.

Description

Ceiling type range hood and manufacturing method thereof

Technical Field

The invention relates to a ceiling type range hood and a manufacturing method thereof.

Background

The range hood is a kitchen appliance for purifying the kitchen environment. The kitchen ventilator is arranged above a kitchen stove, can rapidly pump away waste burnt by the stove and oil fume harmful to human bodies generated in the cooking process, and exhaust the waste and the oil fume to the outside, reduces pollution, purifies air, and has the safety guarantee effects of gas defense and explosion prevention.

The range hood among the prior art is generally that the side suction formula structure is fixed on the wall, and the function is comparatively single moreover, can't satisfy user's individualized demand, and to open kitchen, the mounted position of side suction formula range hood is limited, and is not good to the absorptive effect of oil smoke.

Disclosure of Invention

The invention aims to provide a ceiling type range hood and a technical scheme of a manufacturing method thereof aiming at the defects in the prior art, the ceiling type range hood is suitable for an open kitchen, the appearance is attractive, the adsorption efficiency of oil smoke can be improved, the manufacturing method of the range hood is simple in steps, the stability and the reliability of the integral installation of the range hood are improved, an oil smoke separation net can be opened or closed according to needs, dust impurities are prevented from entering a range hood body, the service life of the range hood is prolonged, and the integral attractiveness of the range hood is improved.

In order to solve the technical problems, the invention adopts the following technical scheme:

a ceiling type range hood is characterized in that: the range hood comprises a range hood body, a sleeve and a top plate, wherein the range hood body is connected with the top plate through the sleeve, the range hood body comprises an inner annular ring, an outer annular ring, a front side end cover and a rear side end cover, an oil-smoke separation net is symmetrically arranged on the outer annular ring, a protection mechanism is arranged on the oil-smoke separation net, a switch assembly is arranged on the front side end cover, an illuminating assembly and an oil collecting cup are arranged at the bottom of the outer annular ring, the oil collecting cup is positioned at the rear side of the illuminating assembly, an oil guide plate is arranged inside the range hood body and positioned above the illuminating assembly, a smoke exhaust port is arranged at the top of the outer; the ceiling type range hood is suitable for an open kitchen, not only has attractive appearance, but also can improve the adsorption efficiency of oil smoke, the oil smoke separation net can separate the adsorbed oil smoke, the protection mechanism can play a role of protecting the oil smoke separation net, when the range hood is not continuous, the protection mechanism is closed to hide the oil smoke separation net, after the range hood is powered on, the protection mechanism is opened to expose the oil smoke separation net to prevent dust and impurities from entering the range hood body, the switch component can select corresponding functions according to actual use requirements, the use and the operation are flexible and convenient, the illumination component can illuminate when the range hood is used and can adjust the brightness of the illumination component according to requirements, the oil collecting cup is convenient for collecting oil stains flowing down on the oil guide plate to prevent the oil stains from overflowing, the adsorbed oil smoke can enter the sleeve through the smoke exhaust port to facilitate the oil smoke to be exhausted, the sleeve can improve the overall aesthetic property of the range hood.

Further, evenly be provided with the otic placode on the bottom surface of roof, the symmetry is provided with first lug on the lateral surface of outside annular ring, and the first lug is connected through first rope to the otic placode, is provided with the second lug on the sleeve, and the second lug is connected through the second rope to the otic placode, through the design of first rope and second rope, can improve joint strength and stability between lampblack absorber body, sleeve and the roof greatly, security and reliability when improving the use.

Further, the protective mechanism comprises a protective cover, a motor, an arc-shaped guide bar and a sealing shell, the protective cover is fixedly connected with the arc-shaped guide bar through a connecting column, the protective cover and the arc-shaped guide bar are respectively positioned at the outer side and the inner side of the outer annular ring, arc-shaped grooves are symmetrically arranged at the two sides of the oil smoke separation net, the connecting column is matched with the arc-shaped grooves, the sealing shell is arranged in the range hood body, the motor is fixed on the sealing shell, a rack is arranged on the inner side surface of the arc-shaped guide bar, a gear is connected on the motor and is meshed with the rack, limiting bars are symmetrically arranged at the two sides of the arc-shaped guide bar, the gear is driven to rotate by the motor, the rack and the arc-shaped guide bar can be driven to move along the inner wall of the outer annular ring, the protective cover is opened or closed, prevent that the protection casing from taking place the skew at the removal in-process, and then influencing the result of use of protection casing, sealed shell can protect motor and arc conducting bar, avoids the oil smoke to bond on motor and arc conducting bar and influence protection machanism's normal use.

Further, the length of arc conducting strip is 2 times of protection casing length, is provided with spacing on the side of arc conducting strip, and the design of this size can satisfy normally opening or closing of protection casing, and spacing can play limiting displacement, improves the stability that the arc conducting strip removed.

Further, switch module includes starting switch, the light switch, the adjustting of the lighteness button, fan switch and wind-force adjustment button, light switch and fan switch are located starting switch's both sides, the both sides of light switch are located to the adjustting of the lighteness button symmetry, the both sides of fan switch are located to the wind-force adjustment button symmetry, can control the circular telegram or the outage of whole lampblack absorber through starting switch, lighting module can be opened to the light switch, can adjust lighting module's luminance through the adjustting of the lighteness button, satisfy the needs of in-service use, fan work can be controlled to the fan switch, the rotational speed of fan can be adjusted to wind.

Further, lighting components includes base plate and controller, and the inside of lampblack absorber body is located to the base plate level, evenly is provided with the lamp pearl on the bottom surface of base plate, and on the top surface of base plate was located to the controller, can control the work of fan, lamp pearl, motor through the controller, and the base plate is convenient for the installation of lamp pearl and is dismantled.

Furthermore, a sealing groove is formed in the side face of the oil guide plate, a sealing ring is arranged between the sealing groove and the range hood body, the sealing ring is convenient to install through the sealing groove, and oil stains are prevented from flowing out of a gap between the smoke guide plate and the front end cover and the outer annular ring.

Furthermore, the top of the inner annular ring is provided with a guide block, and the design of the guide block is convenient for guiding the adsorbed oil fume to the smoke exhaust port, so that the efficiency of absorbing the oil fume is improved.

Further, telescopic inside is provided with the pipe of discharging fume, discharges fume and is provided with the fan on the pipe, discharges fume the pipe and communicates with the exhaust port, is provided with annular display screen on the telescopic outer circumference side, can produce wind-force through the fan, realizes the absorption to the oil smoke, and annular display screen can be used for the broadcast video, also can select to install the speaker additional as required simultaneously, broadcast video and sound.

The manufacturing method of the ceiling type range hood is characterized by comprising the following steps:

1) processing of range hood body

a. Firstly, determining the size of a range hood body according to design requirements, processing the corresponding range hood body, processing an inner annular ring, an outer annular ring and two side end covers firstly during processing, polishing the inner annular ring, the outer annular ring and the two side end covers, mounting a switch assembly on a front side end cover, fixing the front side end cover between the inner annular ring and the outer annular ring, symmetrically mounting first lifting lugs along the upper part of the outer side surface of the outer annular ring, and fixedly connecting the inner annular ring, the outer annular ring and the front side end cover for standby application, so that the installation of other parts is facilitated, and the installation and the disassembly are convenient and rapid;

b. then, oil smoke separation nets are symmetrically installed along the side surfaces of the outer circumferences of the outer annular rings, arc-shaped grooves are symmetrically formed in the two sides of each oil smoke separation net, the protective cover can stably move along the oil smoke separation nets, and the protective effect is improved;

c. determining the installation position of the oil guide plate along the bottom of the front side end cover, processing the corresponding oil guide plate, fixedly installing the oil guide plate on the front side end cover, and arranging the oil guide plate downwards from the front side end cover to the rear side end cover, so that separated oil stains can flow to the oil collecting cup along the oil guide plate, and the oil stains are prevented from overflowing;

d. finally, selecting a proper substrate, installing a controller on the top surface of the substrate, uniformly installing lamp beads along the bottom surface of the substrate, meanwhile, installing a lamp shade at a set position on the bottom surface of the outer annular ring, enabling the lamp shade to be positioned under the lamp beads, determining the size of an oil collecting cup according to the distance between one side of the oil guide plate close to the rear end cover and the outer annular ring, processing a corresponding oil collecting cup, installing the oil collecting cup on the outer annular ring, adjusting the brightness according to the actual use requirement, and improving the practicability of the range hood;

2) mounting of protection mechanisms

a. Firstly, selecting a proper protective cover according to the size of the oil smoke separation net, wherein the protective cover is matched with the oil smoke separation net, and the oil smoke separation net can be opened or closed according to the requirement;

b. a smoke outlet is arranged along the top of the outer annular ring, a guide block is arranged along the top of the inner annular ring, the guide block is positioned right below the smoke outlet, oil smoke is conveniently guided to the smoke outlet through the guide block, and resistance is reduced;

c. then determining the sizes of the arc-shaped guide bars and the sealing shell according to the distance between the oil smoke separation net and the smoke exhaust port, processing the corresponding arc-shaped guide bars and the sealing shell, fixedly connecting the protective cover with the arc-shaped guide bars through the connecting column, attaching the protective cover to the outer side surface of the outer annular ring, attaching the arc-shaped guide bars to the inner side surface of the outer annular ring, pushing the protective cover to move through the arc-shaped guide bars, greatly improving the moving stability of the protective cover, reducing friction force and noise, reducing oil dirt accumulation on the motor and the arc-shaped guide bars by the sealing shell, and ensuring the normal work of a protective mechanism;

d. then, the motor is fixedly arranged on the front side end cover, the sealing shell is arranged on the outer side of the motor and is fixedly connected with the inner side annular ring, and the arc-shaped guide strip can be driven to move by the motor so as to realize the adjustment of the position of the protective cover;

e. finally, the rear end cover is arranged between the inner annular ring and the outer annular ring and is welded and fixed;

3) sleeve processing

a. Firstly, determining the size of a sleeve according to design requirements, processing the corresponding sleeve, polishing the surface of the sleeve, and installing an annular display screen on the outer circumferential side surface of the sleeve, so that the playing function of the range hood can be increased through the annular display screen, and the individual requirements of users can be met;

b. then a smoke exhaust pipe is vertically arranged along the inner side of the sleeve, and a fan is arranged along the center of the smoke exhaust pipe;

c. then, mounting a second lifting lug on the side surface of the outer circumference of the sleeve, and enabling the second lifting lug to be positioned below the annular display screen;

4) roof machining

The size of the top plate is determined according to design requirements, the corresponding top plate is processed, the surface of the top plate is polished, the lug plates are symmetrically arranged along the bottom surface of the top plate, and the mounting hole is formed between every two adjacent lug plates, so that the stability and the reliability of the integral installation of the range hood are improved;

5) range hood assembly

The top surface of at first with the good roof fixed mounting of processing sets for the position in the kitchen, passes through sleeve fixed mounting with the lampblack absorber body again in the below of roof, then is connected the first lug on the integrated kitchen body through first rope and otic placode on the roof, passes through the second rope with the second lug on the sleeve and is connected with the otic placode on the roof after that, starts switch module at last, observes the behavior of lampblack absorber.

The manufacturing method of the range hood is simple in steps, the stability and the reliability of the integral installation of the range hood are improved, the oil smoke separation net can be opened or closed according to needs, dust and impurities are prevented from entering the range hood body, the service life of the range hood is prolonged, and meanwhile the integral attractiveness of the range hood is improved.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

1. the ceiling type range hood is suitable for an open kitchen, is attractive in appearance, and can improve the adsorption efficiency of oil smoke.

2. The oil smoke separation net can separate adsorbed oil smoke, and protection machanism can play the effect of protection oil smoke separation net, and when the lampblack absorber was constantly, protection machanism was closed, made the oil smoke separation net hide, and after the lampblack absorber switch on, protection machanism opened, made the oil smoke separation net expose, and it is internal to avoid dust impurity to get into the lampblack absorber.

3. The switch assembly can select corresponding function according to actual use needs, and it is nimble convenient to use the operation, and lighting assembly can throw light on when using the lampblack absorber to can adjust lighting assembly's luminance as required, the oil collecting cup is convenient for collect the greasy dirt that the oil guide plate went up and got off, avoids the greasy dirt to spill over, and absorptive oil smoke can get into the sleeve through the exhaust port, and the oil smoke of being convenient for is discharged, and the sleeve can improve the holistic aesthetic property of lampblack absorber.

4. The manufacturing method of the range hood is simple in steps, the stability and the reliability of the integral installation of the range hood are improved, the oil smoke separation net can be opened or closed according to needs, dust and impurities are prevented from entering the range hood body, the service life of the range hood is prolonged, and meanwhile the integral attractiveness of the range hood is improved.

Description of the drawings:

the invention will be further described with reference to the accompanying drawings in which:

FIG. 1 is an effect diagram of a range hood in a ceiling type range hood and a manufacturing method thereof;

FIG. 2 is a schematic structural diagram of a range hood body according to the present invention;

FIG. 3 is a schematic structural view of an arc-shaped conducting bar according to the present invention;

FIG. 4 is a schematic structural view of an oil deflector according to the present invention;

fig. 5 is a schematic structural view of the sleeve of the present invention.

In the figure: 1-a range hood body; 2-a sleeve; 3-a top plate; 4-ear plate; 5-a first lifting lug; 6-a second lifting lug; 7-a first rope; 8-a second rope; 9-ring display screen; 10-start switch; 11-lighting lamp switch; 12-brightness adjustment button; 13-a fan switch; 14-wind force adjusting button; 15-lamp shade; 16-an oil collecting cup; 17-oil smoke separating net; 18-a protective cover; 19-an arc-shaped groove; 20-a motor; 21-arc conducting bar; 22-a sealed shell; 23-a guide block; 24-a smoke outlet; 25-a substrate; 26-a controller; 27-oil guide plate; 28-a rack; 29-a limit bar; 30-a sealing groove; 31-smoke exhaust pipe; 32-blower.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

In order to make the technical solutions of the present invention better understood, 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 derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terms first, second and the like in the description and in the claims, and in the drawings, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

As shown in fig. 1 to 5, the ceiling type range hood disclosed by the invention comprises a range hood body 1, a sleeve 2 and a top plate 3, wherein the range hood body 1 is connected with the top plate 3 through the sleeve 2, ear plates 4 are uniformly arranged on the bottom surface of the top plate 3, first lifting lugs 5 are symmetrically arranged on the outer side surface of an outer annular ring, the ear plates 4 are connected with the first lifting lugs 5 through first ropes 7, second lifting lugs 6 are arranged on the sleeve 2, the ear plates 4 are connected with the second lifting lugs 6 through second ropes 8, and through the design of the first ropes 7 and the second ropes 8, the connection strength and stability between the range hood body 1 and the sleeve 2 and the top plate 3 can be greatly improved, and the safety and reliability during use are improved.

The range hood body 1 comprises an inner side annular ring, an outer side annular ring, a front side end cover and a rear side end cover, wherein an oil smoke separation net 17 is symmetrically arranged on the outer side annular ring, a protection mechanism is arranged on the oil smoke separation net 17 and comprises a protection cover 18, a motor 20, an arc-shaped guide bar 21 and a sealing shell 22, the protection cover 18 is fixedly connected with the arc-shaped guide bar 21 through a connecting column, the protection cover 18 and the arc-shaped guide bar 21 are respectively positioned on the outer side and the inner side of the outer side annular ring, arc-shaped grooves 19 are symmetrically arranged on two sides of the oil smoke separation net 17, the connecting column is matched with the arc-shaped grooves 19, the sealing shell 22 is arranged in the range hood body 1, the motor 20 is fixed on the sealing shell 22, a rack 28 is arranged on the inner side surface of the arc-shaped guide bar 21, a gear is connected on the motor 20, and then can drive rack 28 and arc conducting bar 21 and remove along the inner wall of outside annular ring, realize opening or closing of protection casing 18, the spliced pole has improved stability and the reliability of being connected between protection casing 18 and the arc conducting bar 21 greatly, arc wall 19 can play limiting displacement to the spliced pole, prevent that protection casing 18 from taking place the skew at the removal in-process, and then influence the result of use of protection casing 18, sealed shell 22 can protect motor 20 and arc conducting bar 21, avoid the oil smoke to bond on motor 20 and arc conducting bar 21 and influence protection machanism's normal use. The length of arc conducting bar 21 is 2 times of protection casing 18 length, is provided with spacing 29 on the side of arc conducting bar 21, and the design of this size can satisfy the normal opening or closing of protection casing 18, and spacing 29 can play limiting displacement, improves the stability that arc conducting bar 21 removed. The top of the inner annular ring is provided with a guide block 23, and the design of the guide block 23 is convenient for guiding the adsorbed oil fume to the smoke exhaust port 24, so that the efficiency of absorbing the oil fume is improved.

Be provided with switch module on the preceding side end cover, switch module is including starting switch 10, light switch 11, brightness adjusting button 12, fan switch 13 and wind-force adjusting button 14, light switch 11 and fan switch 13 are located starting switch 10's both sides, light switch 11's both sides are located to brightness adjusting button 12 symmetry, fan switch 13's both sides are located to wind-force adjusting button 14 symmetry, can control the circular telegram or the outage of whole lampblack absorber through starting switch 10, light switch 11 can open lighting assembly, the luminance that can adjust lighting assembly through brightness adjusting button 12, satisfy the needs of in-service use, fan 32 work can be controlled to fan switch 13, fan 32's rotational speed can be adjusted to wind-force adjusting button 14.

The bottom of outside annular ring is provided with lighting components and collection oil cup 16, and collection oil cup 16 is located lighting components's rear side, and lighting components includes base plate 25 and controller 26, and the inside of lampblack absorber body 1 is located to base plate 25 level, evenly is provided with the lamp pearl on the bottom surface of base plate 25, and on the top surface of base plate 25 was located to controller 26, can control fan 32, lamp pearl, motor 20's work through controller 26, and the installation of the lamp pearl of being convenient for of base plate 25 is dismantled.

The inside of lampblack absorber body 1 is provided with leads oiled-plate 27, leads oiled-plate 27 to be located lighting assembly's top, is provided with seal groove 30 on leading the side of oiled-plate 27, is equipped with the sealing washer between seal groove 30 and lampblack absorber body 1, is convenient for install the sealing washer through seal groove 30, avoids the greasy dirt to flow from the gap between smoke deflector and front end cover and the outside annular ring.

The top of outside annular ring is provided with exhaust port 24, and exhaust port 24 connects sleeve 2, and the inside of sleeve 2 is provided with the pipe 31 of discharging fume, is provided with fan 32 on the pipe 31 of discharging fume, and the pipe 31 of discharging fume communicates with exhaust port 24, is provided with annular display screen 9 on the outer circumference side of sleeve 2, can produce wind-force through fan 32, realizes the absorption to the oil smoke, and annular display screen 9 can be used for the broadcast video, also can select to install the speaker additional simultaneously as required, broadcast video and sound. The ceiling type range hood is suitable for an open kitchen, the appearance is attractive, the adsorption efficiency of oil smoke can be improved, the oil smoke separation net 17 can separate adsorbed oil smoke, the protection mechanism can play a role of protecting the oil smoke separation net 17, when the range hood is not continuous, the protection mechanism is closed to hide the oil smoke separation net 17, when the range hood is powered on, the protection mechanism is opened to expose the oil smoke separation net 17 and prevent dust and impurities from entering the range hood body 1, the switch assembly can select corresponding functions according to actual use requirements, the use and operation are flexible and convenient, the illumination assembly can illuminate when the range hood is used and can adjust the brightness of the illumination assembly as required, the oil collecting cup 16 is convenient for collecting oil stains flowing down from the oil guide plate 27 and preventing the oil stains from overflowing, the adsorbed oil smoke can enter the sleeve 2 through the smoke exhaust port 24, the oil smoke is convenient to discharge, and the sleeve 2 can improve the integral aesthetic property of the range hood.

The manufacturing method of the ceiling type range hood comprises the following steps:

1) processing of range hood body 1

a. Firstly, determining the size of a range hood body 1 according to design requirements, processing the corresponding range hood body 1, processing an inner annular ring, an outer annular ring and two side end covers when processing, polishing the inner annular ring, the outer annular ring and the two side end covers, mounting a switch assembly on a front side end cover, fixing the front side end cover between the inner annular ring and the outer annular ring, symmetrically mounting first lifting lugs 5 along the upper part of the outer side surface of the outer annular ring, and fixedly connecting the inner annular ring, the outer annular ring and the front side end cover for standby application, so that the installation of other parts is facilitated, and the installation and the disassembly are convenient and rapid;

b. then, the oil smoke separation nets 17 are symmetrically arranged along the side surfaces of the outer circumferences of the outer annular rings, and arc-shaped grooves 19 are symmetrically formed in the two sides of each oil smoke separation net 17, so that the protective cover 18 can stably move along the oil smoke separation nets 17, and the protective effect is improved;

c. determining the installation position of the oil guide plate 27 along the bottom of the front side end cover, processing the corresponding oil guide plate 27, fixedly installing the oil guide plate 27 on the front side end cover, and arranging the oil guide plate 27 downwards from the front side end cover to the rear side end cover, so that separated oil stains can flow to the oil collecting cup 16 along the oil guide plate 27, and the oil stains are prevented from overflowing;

d. finally, selecting a proper substrate 25, installing a controller 26 on the top surface of the substrate 25, uniformly installing lamp beads along the bottom surface of the substrate 25, meanwhile, installing a lamp shade 15 at a set position on the bottom surface of the outer annular ring, enabling the lamp shade 15 to be positioned under the lamp beads, determining the size of the oil collecting cup 16 according to the distance between one side of the oil guide plate 27 close to the rear end cover and the outer annular ring, processing the corresponding oil collecting cup 16, installing the oil collecting cup 16 on the outer annular ring, adjusting the brightness according to the actual use requirement, and improving the practicability of the range hood;

2) mounting of protection mechanisms

a. Firstly, selecting a proper protective cover 18 according to the size of the oil smoke separation net 17, wherein the protective cover 18 is matched with the oil smoke separation net 17, and the oil smoke separation net 17 can be opened or closed according to requirements;

b. a smoke outlet 24 is arranged along the top of the outer annular ring, a guide block 23 is arranged along the top of the inner annular ring, the guide block 23 is positioned right below the smoke outlet 24, the oil smoke is conveniently guided to the smoke outlet 24 through the guide block 23, and resistance is reduced;

c. then, the sizes of the arc-shaped guide strips 21 and the sealing shell 22 are determined according to the distance between the oil smoke separation net 17 and the smoke exhaust port 24, the corresponding arc-shaped guide strips 21 and the corresponding sealing shell 22 are processed, the protective cover 18 is fixedly connected with the arc-shaped guide strips 21 through the connecting columns, the protective cover 18 is attached to the outer side surface of the outer annular ring, the arc-shaped guide strips 21 are attached to the inner side surface of the outer annular ring, the protective cover 18 is pushed to move through the arc-shaped guide strips 21, the moving stability of the protective cover 18 is greatly improved, the friction force and the noise are reduced, the sealing shell 22 can reduce oil stains accumulated on the motor 20 and the arc-shaped guide strips 21, and the normal work;

d. then, the motor 20 is fixedly arranged on the front side end cover, the sealing shell 22 is arranged on the outer side of the motor 20 and is fixedly connected with the inner side annular ring, and the arc-shaped conducting bar 21 can be driven to move by the motor 20 to realize the adjustment of the position of the protective cover 18;

3) sleeve 2 machining

a. Firstly, determining the size of a sleeve 2 according to design requirements, processing the corresponding sleeve 2, polishing the surface of the sleeve 2, mounting an annular display screen 9 on the outer circumferential side surface of the sleeve 2, and increasing the playing function of the range hood through the annular display screen 9 to meet the individual requirements of users;

b. then a smoke exhaust pipe 31 is vertically arranged along the inner side of the sleeve 2, and a fan 32 is arranged along the center of the smoke exhaust pipe 31;

c. then, a second lifting lug 6 is arranged on the side surface of the outer circumference of the sleeve 2, so that the second lifting lug 6 is positioned below the annular display screen 9;

4) top plate 3 machining

Determining the size of the top plate 3 according to design requirements, processing the corresponding top plate 3, polishing the surface of the top plate 3, symmetrically installing the lug plates 4 along the bottom surface of the top plate 3, and arranging an installation hole between every two adjacent lug plates 4, so that the stability and reliability of the integral installation of the range hood are improved;

5) range hood assembly

At first with the top surface set position in kitchen of the 3 fixed mounting of processed roof, again with lampblack absorber body 1 through the below of sleeve 2 fixed mounting at roof 3, then be connected first lug 5 on the integrated kitchen body through first rope 7 and otic placode 4 on roof 3, after that be connected second lug 6 on the sleeve 2 through second rope 8 and otic placode 4 on roof 3, start switch 10 subassembly at last, observe the behavior of lampblack absorber.

The manufacturing method of the range hood is simple in steps, the stability and the reliability of the integral installation of the range hood are improved, the oil smoke separation net 17 can be opened or closed according to needs, dust and impurities are prevented from entering the range hood body 1, the service life of the range hood is prolonged, and meanwhile the integral attractiveness of the range hood is improved.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple variations, equivalent substitutions or modifications based on the present invention to achieve substantially the same technical effects are within the scope of the present invention.

Claims

1. A ceiling type range hood is characterized in that: the range hood comprises a range hood body, a sleeve and a top plate, wherein the range hood body is connected with the top plate through the sleeve, the range hood body comprises an inner annular ring, an outer annular ring, a front side end cover and a rear side end cover, the outer annular ring is symmetrically provided with an oil smoke separation net, the oil smoke separation net is provided with a protection mechanism, the front side end cover is provided with a switch assembly, the bottom of the outer annular ring is provided with an illumination assembly and an oil collection cup, the oil collection cup is positioned at the rear side of the illumination assembly, an oil guide plate is arranged inside the range hood body and positioned above the illumination assembly, the top of the outer annular ring is provided with a smoke exhaust port, the smoke exhaust port is connected with the sleeve, the bottom surface of the top plate is uniformly provided with lug plates, the outer side surface of the outer annular ring is symmetrically provided with first lifting lugs, and the lug plates are connected with the first lifting, be provided with the second lug on the sleeve, the otic placode is connected through the second rope the second lug, protection machanism includes protection casing, motor, arc conducting bar and sealed shell, the protection casing passes through spliced pole fixed connection the arc conducting bar, the protection casing with the arc conducting bar is located respectively the outside and the inboard of outside annular ring, the bilateral symmetry of oil smoke separating screen is provided with the arc wall, the spliced pole with the arc wall phase-match, sealed shell is located this is internal to the lampblack absorber, the motor is fixed on the sealed shell, be provided with the rack on the medial surface of arc conducting bar, be connected with the gear on the motor, the gear with rack intermeshing, the bilateral symmetry of arc conducting bar is provided with spacing.

2. The ceiling type range hood according to claim 1, wherein: the length of arc conducting strip does 2 times protection casing length, be provided with spacing on the side of arc conducting strip.

3. The ceiling type range hood according to claim 1, wherein: the switch assembly comprises a starting switch, a lighting lamp switch, a brightness adjusting button, a fan switch and a wind power adjusting button, the lighting lamp switch and the fan switch are located on two sides of the starting switch, the brightness adjusting button is symmetrically arranged on two sides of the lighting lamp switch, and the wind power adjusting button is symmetrically arranged on two sides of the fan switch.

4. The ceiling type range hood according to claim 1, wherein: the lighting assembly comprises a substrate and a controller, the substrate is horizontally arranged inside the range hood body, lamp beads are uniformly arranged on the bottom surface of the substrate, and the controller is arranged on the top surface of the substrate.

5. The ceiling type range hood according to claim 1, wherein: and a sealing groove is formed in the side surface of the oil guide plate, and a sealing ring is arranged between the sealing groove and the range hood body.

6. The ceiling type range hood according to claim 1, wherein: the top of the inner annular ring is provided with a guide block.

7. The ceiling type range hood according to claim 1, wherein: the novel smoke exhaust device is characterized in that a smoke exhaust pipe is arranged inside the sleeve, a fan is arranged on the smoke exhaust pipe, the smoke exhaust pipe is communicated with the smoke exhaust port, and an annular display screen is arranged on the side face of the outer circumference of the sleeve.

8. A method of manufacturing a ceiling hood according to any one of claims 1 to 7, comprising the steps of:

1) processing of range hood body

a. Firstly, determining the size of a range hood body according to design requirements, processing the corresponding range hood body, processing an inner annular ring, an outer annular ring and two side end covers when processing, polishing the inner annular ring, the outer annular ring and the two side end covers, mounting a switch assembly on a front side end cover, fixing the front side end cover between the inner annular ring and the outer annular ring, symmetrically mounting first lifting lugs along the upper part of the outer side surface of the outer annular ring, and using a rear side end cover;

b. then, oil smoke separation nets are symmetrically installed along the side surfaces of the outer circumferences of the outer annular rings, and arc-shaped grooves are symmetrically formed in the two sides of each oil smoke separation net;

c. determining the installation position of an oil guide plate along the bottom of the front side end cover, processing the corresponding oil guide plate, fixedly installing the oil guide plate on the front side end cover, and arranging the oil guide plate in a manner that the oil guide plate is inclined downwards from the front side end cover to the rear side end cover;

d. finally, selecting a proper substrate, installing a controller on the top surface of the substrate, uniformly installing lamp beads along the bottom surface of the substrate, meanwhile, installing a lamp shade at a set position on the bottom surface of the outer annular ring, enabling the lamp shade to be positioned right below the lamp beads, determining the size of an oil collecting cup according to the distance between one side of the oil guide plate close to the rear end cover and the outer annular ring, processing a corresponding oil collecting cup, and installing the oil collecting cup on the outer annular ring;

2) mounting of protection mechanisms

a. Firstly, selecting a proper protective cover according to the size of the oil smoke separation net, wherein the protective cover is matched with the oil smoke separation net;

b. then installing a smoke outlet along the top of the outer annular ring, and installing a guide block along the top of the inner annular ring to ensure that the guide block is positioned right below the smoke outlet;

c. then determining the sizes of the arc-shaped guide strips and the sealing shell according to the distance between the oil fume separation net and the smoke outlet, processing the corresponding arc-shaped guide strips and the sealing shell, fixedly connecting a protective cover with the arc-shaped guide strips through connecting columns, attaching the protective cover to the outer side surface of the outer annular ring, and attaching the arc-shaped guide strips to the inner side surface of the outer annular ring;

d. then, the motor is fixedly arranged on the front side end cover, and the sealing shell is arranged on the outer side of the motor and fixedly connected with the inner side annular ring;

3) sleeve processing

a. Firstly, determining the size of a sleeve according to design requirements, processing the corresponding sleeve, polishing the surface of the sleeve, and mounting an annular display screen on the side surface of the outer circumference of the sleeve;

4) roof machining

Determining the size of the top plate according to design requirements, processing the corresponding top plate, polishing the surface of the top plate, symmetrically mounting lug plates along the bottom surface of the top plate, and forming a mounting hole between every two adjacent lug plates;

5) range hood assembly