CN212746186U

CN212746186U - Down lamp

Info

Publication number: CN212746186U
Application number: CN202021761404.XU
Authority: CN
Inventors: 孙伟健
Original assignee: Dongguan Aohai Technology Co ltd
Current assignee: Dongguan Aohai Technology Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-03-19
Anticipated expiration: 2030-08-21

Abstract

The utility model provides a down lamp, which comprises a mounting seat, a sealing component, a water ion generating device, a light-emitting device and a filtering piece; the mounting seat is provided with a mounting groove; the sealing assembly is connected to the mounting seat and used for closing the notch of the mounting groove; the sealing assembly comprises a face shell and a transparent piece, the face shell is provided with a light through hole and a plurality of air holes, and the transparent piece is fixed on the face shell, covers the light through hole and avoids the air holes; the water ion generating device is fixed at the bottom of the mounting groove; the light-emitting device is clamped on the inner side wall of the mounting groove and is positioned on one side of the water ion generating device, which is far away from the bottom of the mounting groove, and the light-emitting end of the light-emitting device faces the transparent piece; the light-emitting device is provided with an airflow channel leading to the water ion generating device; the filtering piece is positioned between the light-emitting device and the surface shell, and the filtering piece covers the air holes and avoids the light-emitting end of the light-emitting device, so that dust in the air enters the down lamp.

Description

Down lamp

Technical Field

The utility model belongs to the technical field of the lamp, more specifically say, relate to a down lamp.

Background

With the development of society and the importance of people on living environment, people pay more and more attention to the quality of indoor air. In order to improve the quality of indoor air, people usually adopt an air purification device to sterilize and disinfect the air. The existing down lamp comprises a shell body with a heat dissipation tail end and a luminous lighting front end. The LED down lamp comprises an LED down lamp body consisting of an LED luminous body module and a driving power supply module, wherein air inlets are also formed around the LED luminous body module on the front end of the LED down lamp body, an air outlet is also formed in the tail end of the LED down lamp body, an air flow channel communicated with the air inlets and the air outlet is also formed in the outer shell, and an ultraviolet lamp tube or an anion generator and an exhaust fan are also respectively arranged on the air flow channel between the air inlets and the air outlet. The ultraviolet lamp tube or the negative ion generator and the exhaust fan are respectively and electrically connected with the driving power supply module, the front end of the outer shell is also provided with a shielding decorative ring piece, the LED luminous body module is arranged in the front end of the outer shell in the shielding decorative ring piece, and an air inlet in an annular structure is formed between the periphery of the LED luminous body module and the shielding decorative ring piece. However, dust in the air is easy to enter the airflow channel through the exhaust port, and the dust entering the airflow channel can be attached to the negative ion generator, so that the service performance of the negative ion generator is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a down lamp to solve technical problem in the easy down lamp of dust in the air that exists among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: the down lamp comprises a mounting seat, a sealing assembly, a water ion generating device, a light-emitting device and a filtering piece;

the mounting seat is provided with a mounting groove; the wiring end of the water ion generating device and the wiring end of the light-emitting device penetrate through the mounting seat; the sealing assembly is connected to the mounting seat and used for closing a notch of the mounting groove;

the sealing assembly comprises a face shell and a transparent piece, wherein the face shell is provided with a light through hole and a plurality of air holes, and the transparent piece is fixed on the face shell, covers the light through hole and avoids the air holes;

the water ion generating device is fixed at the bottom of the mounting groove;

the light-emitting device is clamped on the inner side wall of the mounting groove and is positioned on one side of the water ion generating device, which is far away from the groove bottom of the mounting groove, and the light-emitting end of the light-emitting device faces the transparent piece;

the light-emitting device is provided with an airflow channel leading to the water ion generating device;

the filtering piece is located between the light-emitting device and the face shell, and covers the air holes and avoids the light-emitting end of the light-emitting device.

Further, the light-emitting device comprises a light-emitting cylinder body, a lamp bead PCB and a plurality of lamp beads, wherein the outer side wall of the light-emitting cylinder body is in contact with the inner side wall of the mounting groove;

the lamp bead PCB is provided with a plurality of airflow holes, the wiring end of the lamp bead PCB penetrates through the mounting seat, and all the airflow holes and the inside of the luminous cylinder form the airflow channel;

the lamp beads are electrically connected on the lamp bead PCB and avoid the airflow holes, and the light-emitting ends of all the lamp beads face the transparent piece;

filter and be located lamp pearl PCB with between the face-piece, and avoid all the lamp pearl.

Further, it is established to filter the piece for the annular, all the bleeder vent is along predetermineeing the circumference and evenly sets up, it establishes to the circular port to lead to the unthreaded hole, the transparent member is established to the circular member, the center pin of circular member with predetermine the center pin collineation of circumference, predetermine the radius of circumference and be greater than the radius of circular port with the radius of circular member.

Further, seal assembly still includes the collar, the collar is fixed on the face-piece, all the bleeder vent lead to the unthreaded hole the transparent member is located the inboard of collar, it establishes to filter the piece inlay the collar, the outside surface card of collar is established the inside wall of collar.

Further, the mounting ring is integrally provided with the face shell.

Further, the water ion generating device comprises a water ion shell, a control circuit board, a transformer and a water ion generator; the control circuit board, the transformer and the water ion generator are arranged in the water ion shell;

the water ion shell is provided with a vent hole communicated with the interior of the water ion shell;

the water ion generator is electrically connected with the control circuit board; the transformer is electrically connected to the control circuit board, the transformer is used for supplying power to the control circuit board, and a wiring end of the transformer penetrates through the mounting seat.

Furthermore, the water ion generating device also comprises a fan, wherein the fan is electrically connected to the control circuit board and is arranged inside the water ion shell.

Further, its characterized in that, down lamp still includes the blind rivet, the blind rivet is provided with two at least, and all the blind rivet is fixed the outside of mount pad.

Furthermore, each rivet comprises a torsion spring, a connecting rod and a clamping and connecting plate;

each torsion spring comprises a spring body and a spring arm, and each spring arm extends from one end of the corresponding spring body in a tangential direction and protrudes out of the corresponding spring body;

each spring arm is limited on the mounting seat, the length direction of each spring arm is arranged along the central axis direction of the mounting seat, and the central axis of the mounting seat is arranged along the depth direction of the mounting groove;

one end of each connecting rod is fixed on one side, back to the mounting seat, of the corresponding spring body;

each clamping and connecting plate is connected to one end, far away from the mounting seat, of the corresponding connecting rod.

Furthermore, the mounting seat is provided with at least two clamping grooves positioned on the outer side of the mounting seat, and the down lamp further comprises at least two first clamping blocks and at least two second clamping blocks;

the first clamping blocks correspond to the clamping grooves one to one, and each first clamping block is fixed on the inner side wall of the corresponding clamping groove and avoids the bottom of the corresponding clamping groove;

the second clamping blocks correspond to the clamping grooves one by one, each second clamping block is fixed on the inner side wall of the corresponding clamping groove and avoids the bottom of the corresponding clamping groove, and the first clamping block and the second clamping block which are positioned in the same clamping groove are arranged oppositely;

each of the pull nails corresponds to the clamping groove in a one-to-one manner, each of the spring bodies is provided with a first port part and a second port part, each of the spring arms is located at the corresponding first port part, each of the first port parts is sleeved on the corresponding first clamping block, each of the second port parts is sleeved on the corresponding second clamping block, and each of the spring arms contacts with the groove bottom of the corresponding clamping groove.

The utility model provides a pair of down lamp's beneficial effect lies in: compared with the prior art, the outside air of down lamp enters into airflow channel through the bleeder vent in proper order with filtering, and dust and large granule pollutant in the air can be filtered and adsorb to in dust and the large granule pollutant in the air can not enter into airflow channel, make dust and the large granule pollutant in the air be difficult for producing the influence to water ion generating device. The air entering the air flow channel enters the water ion generating device, and the air entering the water ion generating device is sterilized and disinfected and peculiar smell is eliminated by the electrified water ion generating device. The air treated by the water ion generating device flows to the outside of the down lamp from the air flow channel, the filter element and the air holes. The light emitted by the light-emitting device is emitted out of the down lamp from the transparent part, and the light emitted by the transparent part is not affected by the filtering part and the water ion generating device, so that the down lamp has good illumination. The mounting seat and the sealing assembly are matched to play a role in protecting the water ion generating device, the light-emitting device and the filter piece.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is an explosion structure schematic diagram of the down lamp provided by the embodiment of the utility model.

Wherein, in the figures, the respective reference numerals:

1. a mounting seat; 11. mounting grooves; 12. a clamping groove; 2. a seal assembly; 21. a face shell; 211. a light through hole; 212. air holes are formed; 22. a transparent member; 23. a mounting ring; 3. a water ion generating device; 31. a water ion housing; 311. a vent hole; 312. a water ion mounting base; 3121. a water ion tank; 313. a water ion panel; 32. a control circuit board; 33. a transformer; 34. a water ion generator; 35. a fan; 4. a light emitting device; 41. a light emitting barrel; 42. a lamp bead PCB; 421. an airflow aperture; 43. a lamp bead; 5. a filter member; 6. pulling nails; 61. a torsion spring; 611. a spring body; 6111. a first port portion; 6112. a second port portion; 612. a spring arm; 62. a connecting rod; 621. a first lever; 622. a second lever; 63. a clamping and connecting plate; 71. a first clamping block; 72. and a second clamping block.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood 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 on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

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 invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, a down lamp provided by the present invention will be described. A down lamp comprises a mounting seat 1, a sealing assembly 2, a water ion generating device 3, a light-emitting device 4 and a filtering piece 5;

the mounting seat 1 is provided with a mounting groove 11; the wiring end of the water ion generating device 3 and the wiring end of the light-emitting device 4 penetrate through the mounting seat 1; the sealing assembly 2 is connected to the mounting seat 1 and used for closing the notch of the mounting groove 11;

the sealing component 2 comprises a face shell 21 and a transparent piece 22, wherein the face shell 21 is provided with a light through hole 211 and a plurality of air holes 212, and the transparent piece 22 is fixed on the face shell 21, covers the light through hole 211 and avoids the air holes 212;

the water ion generating device 3 is fixed at the bottom of the mounting groove 11;

the light-emitting device 4 is clamped on the inner side wall of the mounting groove 11, the light-emitting device 4 is positioned on one side of the water ion generating device 3, which is far away from the bottom of the mounting groove 11, and the light-emitting end of the light-emitting device 4 faces the transparent piece 22;

the light-emitting device 4 is provided with an airflow channel leading to the water ion generating device 3;

the filter 5 is located between the light emitting device 4 and the face shell 21, and the filter 5 covers the air holes 212 and avoids the light emitting end of the light emitting device 4.

The utility model provides a pair of down lamp compares with prior art, and the outside air of down lamp enters into airflow channel through bleeder vent 212 and filtration piece 5 in proper order, and dust and large granule pollutant in the air can be filtered 5 and adsorb to in dust and the large granule pollutant in the air can not enter into airflow channel, make dust and the large granule pollutant in the air be difficult for producing the influence to water ion generating device 3. The air entering the air flow channel enters the water ion generating device 3, and the air entering the water ion generating device 3 is sterilized and disinfected and peculiar smell is eliminated by the electrified water ion generating device 3. The air treated by the water ion generating device 3 flows to the outside of the down lamp from the air flow passage, the filter 5 and the ventilation hole 212. The light emitted by the light-emitting device 4 is emitted out of the down lamp from the transparent piece 22, and the light emitted by the transparent piece 22 is not influenced by the filtering piece 5 and the water ion generating device 3, so that the down lamp has good illumination. The mounting seat 1 and the sealing assembly 2 cooperate to protect the water ion generating device 3, the light emitting device 4 and the filter piece 5.

Specifically, the filter member 5 is made of filter cotton or a filter net, and the filter cotton can be deformed, and the requirement on the distance between the light-emitting device 4 and the face housing 21 is not strict.

Further, please refer to fig. 1, as a specific implementation manner of the present invention, the light emitting device 4 includes a light emitting cylinder 41, a lamp bead PCB42 and a plurality of lamp beads 43, and the outer sidewall of the light emitting cylinder 41 contacts with the inner sidewall of the mounting groove 11;

a plurality of airflow holes 421 are formed in the lamp bead PCB42, a wiring end of the lamp bead PCB42 penetrates through the mounting base 1, and airflow channels are formed between all the airflow holes 421 and the inside of the light-emitting cylinder 41;

the lamp beads 43 are electrically connected to the lamp bead PCB42 and keep away from the airflow holes 421, and the light emitting ends of all the lamp beads 43 face the transparent member 22;

filter 5 is located between lamp pearl PCB42 and face-piece 21, and avoids all lamp pearls 43.

The light-emitting barrel 41 is convenient for the light-emitting device 4 to be clamped in the mounting groove 11, the connection structure of the light-emitting device 4 and the mounting seat 1 is simple, and the installation and the disassembly are convenient. The air passing through the filter 5 can flow from the airflow hole 421 and the inside of the cylindrical body to the water ion generating device 3. Control a plurality of lamp pearls 43 through lamp pearl PCB42 and give out light, improve the convenience that this down lamp used. Lamp pearl PCB42 and face-piece 21 cooperation will filter 5 and press from both sides tightly, improve the convenience of filtering 5 installation and dismantlement.

Specifically, the lamp bead PCB42 is clamped or glued in the light emitting cylinder 41.

Specifically, the inner wall of the mounting groove 11 is obliquely disposed. The outer surface of the light emitting cylinder 41 is obliquely arranged.

Further, please refer to fig. 1, as the utility model provides a pair of a specific implementation of down lamp, filter 5 and establish to the annular filter piece 5, all bleeder vents 212 set up evenly along predetermineeing the circumference, and logical unthreaded hole 211 establishes to the circular port, and transparent 22 establishes to the circular member, the center pin of circular port, the center pin of circular member and the center pin collineation of predetermineeing the circumference, predetermines the radius of circumference and is greater than the radius of circular port and the radius of circular member.

The down lamp that light-emitting device 4 sent evenly jets out through circular port and circular member improves the utilization ratio of the light that light-emitting device 4 sent. The annular filter piece 5 can avoid a circular hole and a circular piece and can cover all air holes 212, and the annular filter piece is simple in structure, convenient to install and disassemble and very practical. The center pin of circular port, circular member and the center pin collineation of predetermineeing the circumference, the installation of the circular member and circular port of being convenient for to and the setting of the bleeder vent 212 of being convenient for is favorable to improving seal assembly 2's production efficiency.

Further, please refer to fig. 1, as a specific embodiment of the present invention, the sealing assembly 2 further includes a mounting ring 23, the mounting ring 23 is fixed on the face shell 21, all the air holes 212, the light holes 211 and the transparent member 22 are located inside the mounting ring 23, the filtering member 5 is embedded in the mounting ring 23, and the outer side surface of the mounting ring 23 is clamped on the inner side wall of the mounting groove 11.

When the filter piece 5 needs to be installed, the filter piece 5 is embedded in the installation ring 23, and then the installation ring 23 is clamped in the installation groove 11, so that the face shell 21 is connected to the installation seat 1, and the filter piece 5 is fixed in the installation groove 11; when the filter element 5 needs to be disassembled, the direct mounting ring 23 can be separated from the mounting seat 1, which is very convenient. The mounting ring 23 is simple in structure and very practical.

Further, please refer to fig. 1, as a specific embodiment of the present invention, the mounting ring 23 and the surface shell 21 are integrally disposed, and the mounting ring 23 and the surface shell 21 are convenient for mold opening, so that the mounting ring 23 and the surface shell 21 are not easily separated.

Further, referring to fig. 1, as a specific embodiment of the present invention, the water ion generator 3 includes a water ion housing 31, a control circuit board 32, a transformer 33 and a water ion generator 34; the control circuit board 32, the transformer 33 and the water ion generator 34 are arranged in the water ion shell 31;

the water ion shell 31 is provided with a vent hole 311 communicated with the interior thereof;

the water ion generator 34 is electrically connected to the control circuit board 32; the transformer 33 is electrically connected to the control circuit board 32, the transformer 33 is used for supplying power to the control circuit board 32, and the terminal of the transformer 33 is inserted into the mounting base 1.

The control circuit board 32, the transformer 33 and the water ion generator 34 are mounted inside the water ion housing 31 to facilitate mounting and dismounting of the control circuit board 32, the transformer 33 and the water ion generator 34, and the water ion housing 31 plays a role in protecting the control circuit board 32, the transformer 33 and the water ion generator 34. The electrifying end of the transformer 33 is arranged through the water ion shell 31 and the mounting seat 1, and the transformer 33 is ensured to be supplied by an external circuit, so that the control circuit board 32 and the water ion generator 34 are supplied with power.

Specifically, the water ion housing 31 includes a water ion mounting seat 312 and a water ion panel 313, the water ion mounting seat 312 is provided with a water ion groove 3121, the vent hole 311 is provided on the water ion mounting seat 312, the control circuit board 32, the transformer 33 and the water ion generator 34 are installed in the water ion groove 3121, and the water ion panel 313 is fixed on the water ion mounting seat 312 for sealing a notch of the water ion groove 3121.

Specifically, the water ionizer 34 includes a base (not shown), the water ion generating electrode comprises a physically riveted refrigerating end (not shown) and a water-collecting discharging end (not shown), the refrigerating end is of a composite structure of a flat metal sheet and a hollow cylinder, the water-collecting discharging end is connected with the refrigerating end through the hollow cylinder, the water-collecting discharging end is of a cylindrical structure with a transverse head in an ellipsoidal shape, an area formed by the water-collecting discharging end and a high-voltage plate in the center of the high-voltage metal sheet in a mutually corresponding mode is a high-voltage discharging area, the left side and the right side of the base are respectively provided with a positive terminal and a negative terminal, the positive terminal and the negative terminal are electrically connected to the control circuit board 32, the positive terminal and the negative terminal are respectively provided with an electrically connected semiconductor, and the flat metal sheet at the refrigerating end is simultaneously electrically connected with the two-pole semiconductor.

Specifically, the water ion generator 34 is provided as a nano water ion generator.

Further, please refer to fig. 1, as the utility model provides a pair of a specific implementation of a down lamp, water ion generating device 3 still includes fan 35, fan 35 electricity is connected in control circuit board 32, fan 35 installs in the inside of water ion shell 31, increase the air flow in the down lamp through fan 35, the outside air of the down lamp of being convenient for enters into the down lamp in, and the messenger is handled by water ion generator 34 the air that flows the outside of down lamp fast.

Further, please refer to fig. 1, as the utility model provides a specific implementation of a down lamp, the down lamp still includes blind rivet 6, blind rivet 6 is provided with two at least, and all blind rivets 6 are fixed in the outside of mount pad 1, and blind rivet 6 is convenient for this down lamp to install in the fixed slot of installed part (not shown in the figure).

Specifically, the mounting member is a ceiling or a wall.

Further, referring to fig. 1, as a specific embodiment of the down lamp provided by the present invention, each rivet 6 includes a torsion spring 61, a connecting rod 62 and a clamping plate 63;

each torsion spring 61 comprises a spring body 611 and a spring arm 612, and each spring arm 612 extends tangentially from one end of the corresponding spring body 611 and protrudes out of the corresponding spring body 611;

each spring arm 612 is limited on the installation seat 1, the length direction of each spring arm 612 is arranged along the central shaft direction of the installation seat 1, and the central shaft of the installation seat 1 is arranged along the depth direction of the installation groove 11;

one end of each connecting rod 62 is fixed on one side of the corresponding spring body 611 opposite to the mounting seat 1;

each of the engaging plates 63 is connected to an end of the corresponding connecting rod 62 remote from the mount 1.

The blind rivet 6 is simple in structure and very practical. When this down lamp needs to be installed in the fixed slot, the user keeps away from one end of face shell 21 with mount pad 1 in the diapire of fixed slot and the pushing fixed slot, at the in-process of pushing into the fixed slot with mount pad 1, joint board 63 contacts with the lateral wall of fixed slot, under the thrust of applying at mount pad 1 and the lateral wall effect of fixed slot, joint board 63 drives connecting rod 62 and overcomes the torsion of spring body 611 and is close to mount pad 1. After the clamping plate 63 completely enters the fixing groove, the clamping plate 63 can contact with the fixing groove under the torsion action of the spring body 611, so that the clamping plate 63 is not easy to move in the fixing groove, and the down lamp is fixed in the fixing groove. The corresponding spring body 611 is fixed on the mounting seat 1 through each spring arm 612, and the normal use of each spring body 611 is ensured. The length direction of each spring arm 612 is arranged along the central axis direction of the mounting seat 1, the central axis of the mounting seat 1 is arranged along the depth direction of the mounting groove 11, the mounting seat 1 is enabled to be pushed into the fixing groove, and the spring bodies 611 can be enabled to be used normally.

Further, please refer to fig. 1, as a specific embodiment of the present invention, the mounting base 1 is provided with at least two clamping grooves 12 located at the outer side thereof, and the down lamp further includes at least two first clamping blocks 71 and at least two second clamping blocks 72;

the first clamping blocks 71 correspond to the clamping grooves 12 one by one, and each first clamping block 71 is fixed on the inner side wall of the corresponding clamping groove 12 and avoids the groove bottom of the corresponding clamping groove 12;

the second clamping blocks 72 correspond to the clamping grooves 12 one by one, each second clamping block 72 is fixed on the inner side wall of the corresponding clamping groove 12 and avoids the groove bottom of the corresponding clamping groove 12, and the first clamping block 71 and the second clamping block 72 which are positioned in the same clamping groove 12 are arranged oppositely;

each rivet 6 corresponds to the corresponding snap groove 12 one by one, each spring body 611 has a first port portion 6111 and a second port portion 6112, each spring arm 612 is located at the corresponding first port portion 6111, each first port portion 6111 is sleeved on the corresponding first snap block 71, each second port portion 6112 is sleeved on the corresponding second snap block 72, and each spring arm 612 contacts with the groove bottom of the corresponding snap groove 12.

Each blind rivet 6 is matched with the corresponding clamping groove 12, the corresponding first clamping block 71 and the corresponding second clamping block 72 to limit the corresponding spring body 611 on the mounting seat 1, and the corresponding spring arm 612 of each blind rivet 6 is ensured to be in contact with the groove bottom of the corresponding clamping groove 12, so that the spring body 611 of each blind rivet 6 is radially fixed on the mounting seat 1. The clip groove 12, the first clip block 71 and the second clip block 72 are simple in structure and very practical. When each blind rivet 6 is installed, the clamping plate 63 corresponding to each blind rivet 6 is detached from the corresponding connecting rod 62, then the first port 6111 corresponding to each blind rivet 6 is sleeved on the first clamping block 71 corresponding to each blind rivet 6, the spring arm 612 corresponding to each blind rivet 6 is in contact with the groove bottom of the corresponding clamping groove 12, then the spring body 611 corresponding to each blind rivet 6 is deformed to reduce the length of the corresponding spring body 611, then the second port 6112 corresponding to each blind rivet 6 is placed at the corresponding second clamping block 72, then the spring body 611 corresponding to each blind rivet 6 is released to restore the original length so that the corresponding second port 6112 is automatically sleeved on the corresponding second clamping block 72, and finally the clamping plate 63 corresponding to each blind rivet 6 is installed on the corresponding connecting rod 62.

Further, please refer to fig. 1, as a specific embodiment of the present invention, one end of each connecting rod 62 far away from the corresponding spring 611 is inserted on the corresponding clamping plate 63, and the connecting structure of the connecting rod 62 and the clamping plate 63 is simple and very practical.

Further, please refer to fig. 1, as a specific embodiment of the present invention, each connecting rod 62 includes a first rod 621 and a second rod 622 parallel to the first rod 621, one end of each first rod 621 and one end of each second rod 622 are fixed on one side of the corresponding spring body 611 departing from the mounting seat 1, one end of each first rod 621 and one end of each second rod 622 away from the corresponding spring body 611 are inserted on the corresponding clamping plate 63, stability of each clamping plate 63 connected on the corresponding spring body 611 is improved, and service life of each rivet 6 is prolonged.

Further, referring to fig. 1, as a specific embodiment of the present invention, the length direction of each first rod 621 is perpendicular to the length direction of the corresponding spring arm 612.

Since the longitudinal direction of each first lever 621 is perpendicular to the longitudinal direction of the corresponding spring arm 612, the longitudinal direction of each second lever 622 is perpendicular to the longitudinal direction of the corresponding spring arm 612. When each spring arm 612 contacts the bottom wall of the corresponding engaging groove 12, the longitudinal direction of the first rod 621 corresponding to each spring arm 612 and the longitudinal direction of the second rod 622 corresponding to each spring arm 612 are perpendicular to the central axis of the mounting base 1. When each of the engagement plates 63 is in contact with the inner wall of the fixing groove, since the first rod 621 and the second rod 622 corresponding to each of the engagement plates 63 have a tendency to move to a position perpendicular to the central axis of the mount 1 under the elastic force of the corresponding spring body 611, the frictional force between each of the engagement plates 63 and the inner wall of the fixing groove is maximized.

Further, please refer to fig. 1, as a specific implementation manner of the present invention, one end of each first rod 621 is located at the first port portion 6111 of the corresponding spring body 611, one end of each second rod 622 is located at the second port portion 6112 of the corresponding spring body 611, the area of the first port portion 6111 corresponding to each first rod 621 is larger at the outer side of the corresponding spring body 611, so as to facilitate the fixed connection between each first port portion 6111 and the corresponding first rod 621; the second port 6112 corresponding to each second rod 622 is located on the outer side of the corresponding spring 611, so that each second port 6112 is conveniently and fixedly connected with the corresponding second rod 622.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A down lamp is characterized by comprising a mounting seat, a sealing assembly, a water ion generating device, a light emitting device and a filtering piece;

the water ion generating device is fixed at the bottom of the mounting groove;

2. A downlight according to claim 1, wherein the light emitting means comprises a light emitting cylinder, a lamp bead PCB and a plurality of lamp beads, an outer side wall of the light emitting cylinder being in contact with an inner side wall of the mounting groove;

3. A downlight as claimed in claim 2, wherein the filter member is provided as an annular filter member, all of the ventilation holes are uniformly arranged along a predetermined circumference, the ventilation holes are provided as circular holes, the transparent member is provided as a circular member, a central axis of the circular hole, a central axis of the circular member and a central axis of the predetermined circumference are collinear, and a radius of the predetermined circumference is greater than a radius of the circular hole and a radius of the circular member.

4. A downlight according to claim 1, wherein the seal assembly further comprises a mounting ring, the mounting ring is fixed to the face casing, all of the ventilation holes, the light-transmitting holes and the transparent member are located inside the mounting ring, the filter member is embedded in the mounting ring, and the outer surface of the mounting ring is clamped on the inner side wall of the mounting groove.

5. A downlight according to claim 4, wherein the mounting ring is integral with the face shell.

6. A downlight according to claim 1, wherein the water ion generating means comprises a water ion housing, a control circuit board, a transformer and a water ion generator; the control circuit board, the transformer and the water ion generator are arranged in the water ion shell;

7. A downlight as claimed in claim 6, wherein the water ion generating means further comprises a fan, the fan being electrically connected to the control circuit board, the fan being mounted inside the water ion housing.

8. A downlight according to any one of claims 1 to 7 further comprising at least two said pull nails, all of which are fixed to the outside of the mounting base.

9. A downlight according to claim 8, wherein each said blind rivet comprises a torsion spring, a connecting rod and a snap plate;

10. A downlight according to claim 9, wherein the mounting base is provided with at least two clamping grooves located on the outer side thereof, the downlight further comprising at least two first clamping blocks and at least two second clamping blocks;