CN214222891U - Ceiling lamp with air purification function - Google Patents

Abstract

The application belongs to the technical field of lamps and provides a ceiling lamp with an air purification function, which comprises an air purification mechanism and a lamp holder, wherein the air purification mechanism is used for purifying air and is provided with an air inlet and an air outlet, the air inlet is positioned at the bottom end of the air purification mechanism, and the air outlet is positioned at the top end of the air purification mechanism; the light-emitting mechanism surrounds the outer side of the air purification mechanism and is used for emitting light for illumination; and the hoisting mechanism is used for hanging the light-emitting mechanism and the air purification mechanism on a ceiling. The application provides a ceiling lamp with air purification function adopts and sets up air purification mechanism in luminous mechanism, constructs the function that realizes air-purifying through air purification, constructs luminous mechanism and air purification mechanism through hoist and mount and hangs on the ceiling, has avoided air purification mechanism to occupy and has put the space to solved ceiling lamp function singleness and air purifier effectively and not be applicable to the intensive or less local technical problem of area of crowd.

Description

Ceiling lamp with air purification function

Technical Field

The application belongs to the technical field of lamps and lanterns, more specifically says, relates to a ceiling lamp with air purification function.

Background

At present, the ceiling lamps on the market can only be used for illumination and decoration generally, and have single function; most of the air purifiers are floor type or table type, the air purifiers are large in size, need to occupy certain placing space, and are not suitable for being used in places with dense crowds or small areas.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a ceiling lamp with air purification function, including but not limited to solving ceiling lamp function singleness and air purifier and not being applicable to the technical problem in crowd's intensive or the less place of area.

In order to realize above-mentioned purpose, the technical scheme that this application adopted is a ceiling lamp with air purification function, includes:

the air purification mechanism is used for purifying air and is provided with an air inlet and an air outlet, the air inlet is positioned at the bottom end of the air purification mechanism, and the air outlet is positioned at the top end of the air purification mechanism;

the light-emitting mechanism surrounds the outer side of the air purification mechanism and is used for emitting light for illumination; and

and the hoisting mechanism is used for hanging the light-emitting mechanism and the air purification mechanism on a ceiling.

In one embodiment, the air purification mechanism comprises:

the air filter cavity is communicated with the negative pressure cavity, the air filter cavity is communicated with the air inlet, and the negative pressure cavity is communicated with the air outlet;

the air purification assembly comprises a primary filter screen and a high-efficiency filter screen, the primary filter screen is detachably connected with the casing to seal the air inlet, and the high-efficiency filter screen is accommodated in the air filtering cavity; and

and the fan assembly is accommodated in the negative pressure cavity.

In one embodiment, the air purification assembly further comprises:

the bactericidal lamp is arranged at the air inlet, and the light emitting surface of the bactericidal lamp faces the efficient filter screen.

In one embodiment, the housing comprises:

the two ends of the shell are respectively provided with the air inlet and the air outlet; and

the fan housing holds and locates in order to form in the inner chamber of casing the negative pressure chamber, and with the casing can be dismantled to be connected with the closing cap the casing is close to one side of gas outlet, the both ends of fan housing have first opening and second opening respectively, first opening with the gas outlet intercommunication, the second opening with filtration chamber intercommunication, just first open-ended bore is greater than second open-ended bore.

In one embodiment, the enclosure further comprises:

the filter mantle holds and locates in order to form in the inner chamber of casing filtration chamber, and with the casing can be dismantled to be connected with the closing cap the air inlet, and with the connection can be dismantled to the fan housing, the both ends of filter mantle have third opening and fourth opening respectively, the third opening with the second opening butt joint, just imitate the filter screen with the filter mantle can be dismantled to be connected with the closing cap the fourth opening.

In one embodiment, the enclosure further comprises:

a grill detachably connected to the housing to cover the air outlet.

In one embodiment, the fan assembly is a centrifugal fan, the fan assembly comprising:

the motor is fixed on the inner wall of the grating;

and the wind wheel is sleeved on the power shaft of the motor, and the outer contour of the wind wheel is matched with the inner contour of the fan cover.

In one embodiment, the light emitting mechanism comprises:

an annular lamp housing;

the annular lampshade is positioned at the bottom side of the annular lamp shell and connected with the annular lamp shell to form a mounting groove; the light-emitting component is accommodated in the mounting groove; and

the light guide plate surrounds the outer side of the light emitting component, and the inner side edge of the light guide plate is embedded in the mounting groove.

In one embodiment, the light emitting mechanism comprises:

an annular lamp housing;

the annular lampshade is positioned at the bottom side of the annular lamp shell and forms an installation cavity with the annular lamp shell in an enclosing manner; and

and the light-emitting component is accommodated in the mounting cavity and fixed on the inner wall of the annular lamp housing, which faces the annular lampshade.

In one embodiment, the ceiling lamp with an air purifying function further includes:

the control component is accommodated in the shell and is electrically connected with the light-emitting component, the fan component and the sterilizing lamp;

hoisting machine constructs includes:

the fixing piece is used for being fixed on the ceiling; and

one end of the sling is connected to the fixing piece, and the other end of the sling is connected to the machine shell.

The application provides a ceiling lamp with air purification function's beneficial effect lies in: the adoption sets up air purification mechanism on luminous mechanism, realize air-purifying's function through air purification mechanism, hang luminous mechanism and air purification mechanism on the ceiling through hoisting machine structure, avoided air purification mechanism to occupy and put the space, thereby solved ceiling lamp function singleness and air purifier effectively and not be applicable to the intensive or less local technical problem of area of crowd, and because air purification mechanism suspends in midair, make air business turn over air purification mechanism time more smooth and easy, be favorable to promoting the purification efficiency of air.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a ceiling lamp with an air purifying function according to an embodiment of the present application;

FIG. 2 is a partially exploded view of the ceiling lamp with air purification function provided in the embodiment of FIG. 1;

fig. 3 is a schematic perspective view of a ceiling lamp with an air purifying function according to another embodiment of the present application;

FIG. 4 is a partially exploded view of the ceiling lamp with air purification function provided in the embodiment of FIG. 3;

fig. 5 is a schematic partial cross-sectional view of a ceiling lamp with an air purifying function according to an embodiment of the present application.

The figures are numbered:

1-ceiling lamp with air purification function, 10-luminous mechanism, 20-air purification mechanism, 30-hoisting mechanism, 40-support foot, 50-control component, 11-annular lamp housing, 12-annular lampshade, 13-luminous component, 14-light guide plate, 21-casing, 23-fan component, 31-fixing component, 32-sling, 100-installation cavity, 211-casing, 212-fan housing, 213-filter housing, 214-grid, 221-primary filter screen, 222-high efficiency filter screen, 223-bactericidal lamp, 231-motor, 232-wind wheel, 2111-air inlet, 2112-air outlet, 2120-negative pressure cavity, 2121-first opening, 2122-second opening, 2130-air filter cavity, 2131-fourth opening, 2231-ultraviolet bactericidal lamp, 2232-strip-lamp housing.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It should be noted that: when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected" to another element, it can be directly or indirectly connected to the other element. When a component is referred to as being "electrically connected" to another component, it can be electrically connected by conductors, or can be electrically connected by radios, or can be connected by various other means capable of carrying electrical signals. The terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience of description only and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and therefore are not to be construed as limiting the patent, the particular meaning of which terms will be understood by those skilled in the art as appropriate. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and fig. 3, a ceiling lamp 1 with an air purification function according to an embodiment of the present application includes a light emitting mechanism 10, an air purification mechanism 20 and a hoisting mechanism 30, wherein the air purification mechanism 20 is used for purifying air, the air purification mechanism 20 has an air inlet 2111 and an air outlet 2112, the air inlet 2111 is located at a bottom end of the air purification mechanism 20, and the air outlet 2112 is located at a top end of the air purification mechanism 20; the light-emitting mechanism 10 surrounds the outside of the air purifying mechanism 20 and is used for emitting light for illumination; the hoisting mechanism 30 is used for hanging the light emitting mechanism 10 and the air purifying mechanism 20 on a ceiling.

Specifically, the whole light emitting mechanism 10 is a hollow annular structure, the area surrounded by the inner hole of the light emitting mechanism 10 is larger than or equal to the cross-sectional area of the air purifying mechanism 20, and the light emitting mechanism 10 can be sleeved on the periphery of the air purifying mechanism 20, and can also be arranged on the top side or the bottom side of the air purifying mechanism 20; the hoisting mechanism 30 can be connected to the light emitting mechanism 10 or the air purifying mechanism 20, and is not limited herein.

The ceiling lamp 1 with air purification function that the embodiment of this application provided, adopt to set up air purification mechanism 20 on luminous mechanism 10, the function of air-purifying is realized through air purification mechanism 20, hang luminous mechanism 10 and air purification mechanism 20 on the ceiling through hoisting machine structure 30, avoided air purification mechanism 20 to occupy and put the space, thereby solved ceiling lamp function singleness effectively and air purifier not be applicable to the intensive or less local technical problem of area of crowd, and because air purification mechanism 20 suspends in midair, make air business turn over air purification mechanism 20 time more smooth and easy, be favorable to promoting the purification efficiency of air.

Optionally, referring to fig. 2 and 5, as a specific embodiment of the ceiling lamp with an air purification function provided by the present application, the air purification mechanism 20 includes a housing 21, an air purification assembly and a blower assembly 23, wherein an air filter cavity 2130 and a negative pressure cavity 2120 are formed in the housing 21, the air filter cavity 2130 is communicated with the negative pressure cavity 2120, the air filter cavity 2130 is communicated with the air inlet 2111, and the negative pressure cavity 2120 is communicated with the air outlet 2112; the air purifying assembly comprises a primary Filter screen 221 and a high efficiency Filter screen 222, wherein the primary Filter screen 221 is detachably connected with the casing 21 to cover the air inlet 2111, and the high efficiency Filter screen (HEPA) 222 is accommodated in the air filtering chamber 2130; and the fan assembly 23 is housed within the sub-atmospheric chamber 2120. When the air purifier is used, large-particle pollutants are removed from the air inlet 2111 through the primary filter screen 221 and then enter the air filter cavity 2130, small-particle pollutants are removed through the high-efficiency filter screen 222 and then are sucked into the negative pressure cavity 2120 by the negative pressure generated by the fan assembly 23, and then the air is sent back to the external environment through the air outlet 2112, and the air flows from bottom to top in the whole purification process, so that the air purifier better conforms to the deposition rule of the pollutants, and the air purifier is beneficial to more efficiently removing the pollutants in the air by the air purifying mechanism 20.

Optionally, referring to fig. 2 and fig. 5, as an embodiment of the ceiling lamp with an air purification function provided by the present application, the air purification assembly further includes a germicidal lamp 223, the germicidal lamp 223 is disposed at the air inlet 2111, and a light emitting surface of the germicidal lamp 223 faces the high-efficiency filter 222. Specifically, the germicidal lamp 223 includes an ultraviolet germicidal lamp (UVC LED)2231 and a bar-shaped lamp housing 2232, wherein the number of the ultraviolet germicidal lamp 2231 may be one or more, and may also be an ultraviolet germicidal lamp strip, the ultraviolet germicidal lamp 2231 is fixed on the bar-shaped lamp housing 2232, and a light-emitting surface of the ultraviolet germicidal lamp 2231 faces a windward surface of the high-efficiency filter screen 222, hooks are provided at two ends of the bar-shaped lamp housing 2232, and the bar-shaped lamp housing 2232 is clamped on the filter housing 213 by two hooks. The ultraviolet light emitted by the germicidal lamp 223 can irradiate the windward side of the high-efficiency filter screen 222, and kill the air filtered by the primary filter screen 221 and the harmful bacteria and viruses in the high-efficiency filter screen 222, thereby further purifying the air.

Alternatively, referring to fig. 2 and 5, as an embodiment of the ceiling lamp with an air purifying function provided by the present application, the housing 21 includes a housing 211 and a wind shield 212, wherein both ends of the housing 211 respectively have an air inlet 2111 and an air outlet 2112, the wind shield 212 is accommodated in an inner cavity of the housing 211 to form a negative pressure chamber 2120, the wind shield 212 is detachably connected to the housing 211 to cover a side of the housing 211 close to the air outlet 2112, both ends of the wind shield 212 respectively have a first opening 2121 and a second opening 2122, wherein the first opening 2121 is communicated with the air outlet 2112, the second opening 2122 is communicated with the air filter chamber 2130, and an aperture of the first opening 2121 is larger than an aperture of the second opening 2122. Specifically, the fan housing 212 is detachably connected to the housing 211, so that the fan housing 212 can be conveniently detached from the housing 211 for cleaning, the inner cavity of the fan housing 212 is the negative pressure cavity 2120, and the fan housing 212 is shaped like a funnel as a whole, so that when the fan assembly 23 operates in the negative pressure cavity 2120, a large air pressure difference is generated between the first opening 2121 and the second opening 2122, and the air pressure at the second opening 2122 is far less than the normal atmospheric pressure, thereby facilitating to promote the air to return to the external environment from the first opening 2121 after entering the negative pressure cavity 2120 from the second opening 2122 through the air filter cavity 2130.

Optionally, referring to fig. 1 and fig. 2, as an embodiment of the ceiling lamp with an air purification function provided by the present application, the housing 21 further includes a filter cover 213, the filter cover 213 is accommodated in the inner cavity of the housing 211 to form an air filter cavity 2130, the filter cover 213 is detachably connected to the housing 211 to cover the air inlet 2111, the filter cover 213 is detachably connected to the air hood 212, two ends of the filter cover 213 respectively have a third opening and a fourth opening 2131, the third opening is abutted to the second opening 2122 of the air hood 212, and the primary filter screen 221 is detachably connected to the filter cover 231 to cover the fourth opening 2131. Specifically, the filter cover 213 is detachably connected to the housing 211 and the wind cover 212, respectively, so that the filter cover 213 can be conveniently detached from the housing 211 for cleaning; the inner cavity of the filter cover 213 is the air filter cavity 2130, the filter cover 213 is located at the bottom side of the fan housing 212 and is communicated with the fan housing 212 through the third opening and the second opening 2122, so that air can be guided into the air filter cavity 2130 by the suction force generated by the fan assembly 23 in the negative pressure cavity 2120, and the air filtering efficiency is effectively improved; be provided with in the middle part of just imitating filter screen 221 and dig hand portion 2210, be convenient for dismantle just imitating filter screen 221 from filter mantle 213 through digging hand portion 2210 to be convenient for clean or change just imitating filter screen 221 and high-efficient filter screen.

Optionally, referring to fig. 5, as an embodiment of the ceiling lamp with air purification function provided in the present application, the housing 21 further includes a grille 214, and the grille 214 is detachably connected to the housing 211 to cover the air outlet 2112. Specifically, the grille 214 is a circular structure, and the grille 214 is provided with filtering holes or blocking holes, so that large-sized pollutants can be prevented from entering the inner cavity of the housing 211 from the air outlet 2112, and the grille 214 is detachably connected with the housing 211, so that the grille can be conveniently detached from the housing 211 for cleaning.

Optionally, referring to fig. 2 and 5, as a specific embodiment of the ceiling lamp with an air purification function provided by the present application, the fan assembly 23 is a centrifugal fan, and includes a motor 231 and a wind wheel 232, wherein the motor 231 is fixed on an inner wall of the grille 214, the wind wheel 232 is sleeved on a power shaft of the motor 231, and an outer contour of the wind wheel 232 is adapted to an inner contour of the fan housing 212. Specifically, the motor 231 is fixed on the inner wall of the grille 214 through the motor bracket, so that the motor 231 can be conveniently detached from the fan housing 212 for maintenance or cleaning by detaching the grille 214; the bottom end of the wind wheel 232 covers the second opening 2122 of the wind cover 212 and is in clearance fit with the inner wall of the wind cover 212, the wind wheel 232 is provided with a plurality of wind channels extending from the middle part of the bottom end to the side part, when the motor 231 is started, the power shaft of the motor 231 drives the wind wheel 232 to rotate so as to generate centrifugal force, air passes through the air filter cavity 2130 and is sucked into the wind channels from the bottom end by the wind wheel 232, then enters the negative pressure cavity 2120 from the side part of the wind wheel 232, the flow rate and the flow velocity of the air are suddenly increased in the process, and therefore negative pressure is generated at the second opening 2122, and the air is favorably accelerated to flow into the air filter cavity 2130 from the external environment.

Alternatively, referring to fig. 1 and fig. 3, as an embodiment of the ceiling lamp with an air purifying function provided by the present application, the air purifying mechanism 20 is a cylindrical structure, and the diameter of the air purifying mechanism 20 is smaller than the aperture of the inner hole of the light emitting mechanism 10, and the air purifying mechanism 20 is fixedly connected to the light emitting mechanism 10 through the support leg 40. Therefore, the air inlet 2111 of the air purification mechanism 20 is avoided through the inner hole of the light emitting mechanism 10, and a certain distance can be kept between the air inlet 2111 and the light emitting mechanism 10 through the support leg 40, so that the air inlet 2111 is fully exposed in the air, the air purification mechanism 20 is favorably and rapidly filled with a large amount of air, and the air purification efficiency is favorably improved.

Optionally, referring to fig. 2, as an embodiment of the ceiling lamp with an air purifying function provided by the present application, the light emitting mechanism 10 includes an annular lamp housing 11, an annular lamp housing 12, a light emitting assembly 13, and a light guide plate 14, wherein the annular lamp housing 12 is located at a bottom side of the annular lamp housing 11 and is connected with the annular lamp housing 11 to form a mounting groove, the light emitting assembly 13 is accommodated in the mounting groove, the light guide plate 14 surrounds an outer side of the light emitting assembly 13, and an inner side edge of the light guide plate 14 is embedded in the mounting groove. Specifically, the annular lampshade 12 can be integrally formed or fixedly connected with the filter cover 213 through one or more support legs 40, the annular lamp housing 11 is fastened with the annular lampshade 12 to form a mounting groove with an opening facing outward, a light emitting component 13 is arranged in the mounting groove, the light emitting component 13 can be an LED lamp strip or consists of a plurality of arc lamp panels, the light-emitting surface faces the notch of the mounting groove, the LED lamp strip or the plurality of arc lamp panels form a lamp ring along the extension direction of the mounting groove, and the light guide plate 14 is a ring structure, the inner side edge of the light guide plate 14 is embedded in the mounting groove and faces the light emitting assembly 13, when the light emitting assembly 13 is lighted, the light guide plate 14 may guide the light emitted from the light emitting assembly 13 out of the mounting groove, and spread toward the lower side and the periphery of the air purification mechanism 20, not only the illumination function is realized, but also the illumination range of the ceiling lamp 1 with the air purification function is further expanded. Of course, in other embodiments of the present application, the light guide plate 14 may also guide the light emitted from the light emitting assembly 13 to the upper side of the air purifying mechanism 20 according to specific situations and requirements, and is not limited herein. In addition, the light emitting component 13 is electrically connected with the control component 50, and can change the light emitting mode according to the instruction of the control component 50, thereby playing the role of creating atmosphere.

Optionally, referring to fig. 4, as a specific embodiment of the ceiling lamp with an air purification function provided by the present application, the light-emitting mechanism 10 includes an annular lamp housing 11, an annular lampshade 12 and a light-emitting assembly 13, wherein the annular lampshade 12 is located at a bottom side of the annular lamp housing 11 and encloses with the annular lamp housing 11 to form a mounting cavity 100, the light-emitting assembly 13 is accommodated in the mounting cavity 100, and the light-emitting assembly 13 is fixed on an inner wall of the annular lamp housing 11 facing the annular lampshade 12. Specifically, the annular lamp housing 11 can be fixedly connected with the housing 211 or the filter housing 213 through one or more support legs 40, and the annular lamp housing 12 is detachably connected with the annular lamp housing 11, so that the annular lamp housing 12 can be conveniently detached from the annular lamp housing 11 for cleaning and replacing the light emitting assembly 13; the annular lampshade 12 is made of materials which are beneficial to light diffusion and is arranged at the bottom side of the annular lamp shell 11, so that the illumination range of the light-emitting component 13 is wider, and the light penetrating through the annular lampshade 12 is softer; light emitting component 13 can be straight following formula lamp strip or constitute by a plurality of straight following formula lamp plates, and the light that light emitting component 13 sent shines downwards behind annular lamp shade 12 to light emitting component 13 is connected with control assembly 50 electricity, can change the luminous mode according to control assembly 50's instruction, thereby realizes the illumination and plays the effect of creating the atmosphere.

Optionally, referring to fig. 1 to 4, as an embodiment of the ceiling lamp with an air purification function provided in the present application, the ceiling lamp 1 with an air purification function further includes a control component 50, the control component 50 is accommodated in the housing 21, and the control component 50 is electrically connected to the light emitting component 13, the fan component 23 and the germicidal lamp 223; meanwhile, the hoisting mechanism 30 includes a fixing member 31 and a sling 32, wherein the fixing member 31 is fixed to the ceiling, one end of the sling 32 is connected to the fixing member 31, and the other end of the sling 32 is connected to the housing 21. Specifically, the control assembly 50 is accommodated in the inner cavity of the housing 211 of the chassis 21 and is located outside the air cover 212 and the filter cover 213, so that the space in the inner cavity of the housing 211 can be fully utilized without causing interference to air filtration, where the control assembly 50 is used for controlling the light emitting assembly 13, the fan assembly 23 and the germicidal lamp 223 to be turned on or off; the fixing piece 31 is fixed on the ceiling through the bolt when in use, one end of the sling 32 is fixedly connected with the fixing piece 31, the other end of the sling 32 can be fixedly connected with the shell 211 or the grating 214, the sling 32 can be a steel wire rope or a stainless steel chain, the number of the sling can be three, and the firmness and the stability of the ceiling lamp 1 with the air purification function when in use are favorably improved.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a ceiling lamp with air purification function which characterized in that includes:

the air purification mechanism is used for purifying air and is provided with an air inlet and an air outlet, the air inlet is positioned at the bottom end of the air purification mechanism, and the air outlet is positioned at the top end of the air purification mechanism;

the light-emitting mechanism surrounds the outer side of the air purification mechanism and is used for emitting light for illumination; and

and the hoisting mechanism is used for hanging the light-emitting mechanism and the air purification mechanism on a ceiling.

2. The ceiling lamp having an air purifying function according to claim 1, wherein the air purifying mechanism includes:

the air filter cavity is communicated with the negative pressure cavity, the air filter cavity is communicated with the air inlet, and the negative pressure cavity is communicated with the air outlet;

the air purification assembly comprises a primary filter screen and a high-efficiency filter screen, the primary filter screen is detachably connected with the casing to seal the air inlet, and the high-efficiency filter screen is accommodated in the air filtering cavity; and

and the fan assembly is accommodated in the negative pressure cavity.

3. The ceiling lamp having an air purifying function according to claim 2, wherein the air purifying assembly further comprises:

the bactericidal lamp is arranged at the air inlet, and the light emitting surface of the bactericidal lamp faces the efficient filter screen.

4. The ceiling lamp having an air cleaning function according to claim 3, wherein the cabinet comprises:

the two ends of the shell are respectively provided with the air inlet and the air outlet; and

the fan housing holds and locates in order to form in the inner chamber of casing the negative pressure chamber, and with the casing can be dismantled to be connected with the closing cap the casing is close to one side of gas outlet, the both ends of fan housing have first opening and second opening respectively, first opening with the gas outlet intercommunication, the second opening with filtration chamber intercommunication, just first open-ended bore is greater than second open-ended bore.

5. The ceiling lamp having an air cleaning function according to claim 4, wherein the cabinet further comprises:

the filter mantle holds and locates in order to form in the inner chamber of casing filtration chamber, and with the casing can be dismantled to be connected with the closing cap the air inlet, and with the connection can be dismantled to the fan housing, the both ends of filter mantle have third opening and fourth opening respectively, the third opening with the second opening butt joint, just imitate the filter screen with the filter mantle can be dismantled to be connected with the closing cap the fourth opening.

6. The ceiling lamp having an air cleaning function according to claim 4, wherein the cabinet further comprises:

a grill detachably connected to the housing to cover the air outlet.

7. The ceiling lamp with an air purifying function according to claim 6, wherein the fan assembly is a centrifugal fan, and the fan assembly comprises:

the motor is fixed on the inner wall of the grating;

and the wind wheel is sleeved on the power shaft of the motor, and the outer contour of the wind wheel is matched with the inner contour of the fan cover.

8. The ceiling lamp having an air cleaning function according to any one of claims 3 to 7, wherein the light emitting mechanism comprises:

an annular lamp housing;

the annular lampshade is positioned at the bottom side of the annular lamp shell and connected with the annular lamp shell to form a mounting groove;

the light-emitting component is accommodated in the mounting groove; and

the light guide plate surrounds the outer side of the light emitting component, and the inner side edge of the light guide plate is embedded in the mounting groove.

9. The ceiling lamp having an air cleaning function according to any one of claims 1 to 7, wherein the light emitting mechanism comprises:

an annular lamp housing;

the annular lampshade is positioned at the bottom side of the annular lamp shell and forms an installation cavity with the annular lamp shell in an enclosing manner; and

and the light-emitting component is accommodated in the mounting cavity and fixed on the inner wall of the annular lamp housing, which faces the annular lampshade.

10. The ceiling lamp with an air purifying function according to claim 8, further comprising:

the control component is accommodated in the shell and is electrically connected with the light-emitting component, the fan component and the sterilizing lamp;

hoisting machine constructs includes:

the fixing piece is used for being fixed on the ceiling; and

one end of the sling is connected to the fixing piece, and the other end of the sling is connected to the machine shell.

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