CN214535817U - Lighting and ventilating device - Google Patents
Lighting and ventilating device Download PDFInfo
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- CN214535817U CN214535817U CN202120324183.8U CN202120324183U CN214535817U CN 214535817 U CN214535817 U CN 214535817U CN 202120324183 U CN202120324183 U CN 202120324183U CN 214535817 U CN214535817 U CN 214535817U
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- ventilation
- reading lamp
- ring
- panel fixing
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Abstract
The utility model provides an install in illumination ventilation unit of PSU panel, include: a lampshade which is provided with an inner ring wall, an outer ring wall and a ring-shaped reading lamp belt which connects the inner ring wall and the outer ring wall at the front end; a lamp holder formed in a ring wall shape and formed with a ring-shaped support portion extending radially inward; the ventilation nozzle assembly is arranged in a cavity surrounded by the inner annular wall; a reading lamp assembly, which is formed into a ring shape and is supported by the supporting part of the lamp holder; a pressing member having a bowl-shaped portion with openings at both ends and a pressing piece extending radially outward; a panel fixing member formed in a ring shape, surrounding and accommodating a rear portion of an outer ring wall of the lamp housing, and having a mounting portion mounted to the PSU panel; a ventilation inlet component which is formed into a tubular shape, and the front part of the ventilation inlet component is configured in a mode of covering the bowl-shaped part; a packing cover which is jointed with the panel fixing component in a mode of surrounding the rear part of the panel fixing component and is provided with an opening part for the rear part of the ventilation inlet component to extend out; and a cable assembly for energizing.
Description
Technical Field
The present invention relates to an illumination and ventilation device, and more particularly, to an illumination and ventilation device integrally designed with a personal ventilation device and a reading lamp in a passenger service device of an aircraft.
Background
A Passenger Service Unit (PSU) is one of the main devices used by airplane passengers. The main function of the oxygen supply device is to provide emergency oxygen for passengers under the condition of pressure loss of a passenger cabin; providing the passenger with the service functions of reading illumination, personal ventilation, attendant calling, no smoking/fastening safety belt information prompting, on-board notification of audio information, infotainment and the like.
The reading light and personal ventilation of a conventional PSU are separate and are typically mounted as two separate components distributed and secured to the PSU panel. It has a low level of integration, occupies a large space and area, and requires a larger size PSU panel to fully deploy the reading lights and personal ventilation.
Therefore, it is desirable to design the reading lamp of the PSU and the personal ventilation device integrally, thereby saving installation space.
SUMMERY OF THE UTILITY MODEL
The present invention has been made in view of the above problems, and an object of the present invention is to provide an illumination and ventilation device in which a reading lamp and a personal ventilation device are integrated, highly integrated, and modularly designed.
The utility model discloses a following scheme realizes above-mentioned purpose.
The utility model discloses a first scheme provides an illumination ventilation unit installs in passenger service equipment's panel for provide reading illumination and individual ventilation to the passenger, above-mentioned illumination ventilation unit is reading lamp and the integrated design of individual ventilation equipment integration, include: a lamp cover, which is concentrically provided with an inner ring wall and an outer ring wall in a cambered surface, and is provided with a ring-shaped reading lamp strip at the front end for connecting the inner ring wall and the outer ring wall; a lamp holder which is formed in a shape of a circular wall with both ends open, has a circular support portion extending radially inward, and is mounted in the globe so as to surround an inner circular wall of the globe by the circular support portion; a ventilation nozzle assembly which is arranged in a cavity surrounded by the inner ring wall of the lampshade; a reading lamp assembly which is formed into a ring shape, is provided with a plurality of light sources along the circumferential direction on the front surface, and is supported by the ring-shaped supporting part of the lamp holder; a pressing member having a bowl-shaped portion with a large-diameter opening and a small-diameter opening and two open ends for receiving the rear portion of the ventilation nozzle assembly, and having a pressing piece extending outward in the radial direction at the periphery of the large-diameter opening for pressing the reading lamp assembly; a panel fixing member formed in a ring shape having a predetermined height, surrounding and accommodating a rear portion of an outer ring wall of the lamp housing so that the lamp housing can rotate freely with respect to the ring-shaped cavity of the panel fixing member, and having a mounting portion mounted to a panel of the passenger service device; a ventilation inlet member formed in a tubular shape, the front portion of which is disposed so as to cover the bowl-shaped portion of the pressing member, and which is provided with an annular abutting piece protruding radially outward in a circumferential direction; a sealing cover which is jointed with the panel fixing component in a mode of surrounding the rear part of the panel fixing component and is provided with an opening part for the rear part of the ventilation inlet component to extend out; and a cable assembly for energizing the reading lamp assembly of the illumination ventilation device from an external power source.
In the lighting and ventilating device according to claim 2 of the present invention, in the lighting and ventilating device according to claim 1, a plurality of locking heads are provided at a rear portion of the panel fixing member, each locking head is formed of a card between two slits formed adjacent to each other in a front-rear direction at a rear portion of the annular panel fixing member and a projection formed at a rear portion of the card and projecting radially outward, a plurality of through holes corresponding to the projections of the locking heads are formed in the sealing cover, and the sealing through cover and the panel fixing member are joined together by engaging the locking heads of the panel fixing member with the locking holes of the sealing cover.
In the 3 rd aspect of the utility model, on the basis of the lighting and ventilating device of the 1 st or 2 nd aspect, a reading lamp irradiation angle locking mechanism is also provided, the irradiation angle locking mechanism of the reading lamp is formed into a steel sheet spring structure and is provided with a main body part which is in a ring shape and is in a wave shape and undulates up and down and a shifting sheet which is vertically erected from the main body part to the rear, the illuminating angle locking mechanism of the reading lamp is sleeved on the ventilation inlet component and is contacted with the annular abutting sheet of the ventilation inlet component, a wavy portion conforming to the wave shape of the main body portion of the reading lamp irradiation angle locking mechanism is formed on the surface of the annular abutting piece of the ventilation inlet member facing the reading lamp irradiation angle locking mechanism, the packaging cover is provided with a guide groove for the plectrum of the reading lamp irradiation angle locking mechanism to pass through and guide the plectrum.
The utility model discloses an in the 4 th scheme, on the basis of the illumination ventilation unit of 3 the angle locking mechanism is shone at above-mentioned reading lamp and above-mentioned encapsulation lid between still is equipped with washer formula preforming.
In the 5 th aspect of the present invention, in the lighting and ventilating device according to the 1 st aspect, at least a part of the annular reading light band is formed of a transparent material in the lamp cover.
Effect of the utility model
According to the utility model discloses a lighting ventilation device, reading lamp and individual ventilation equipment integration height are integrated, have saved installation space, have reduced the weight of equipment, and the degree of integrating is higher, has increased novelty and aesthetic property, brings higher market competition to the product that uses the device. In addition, the modular design is realized, and the maintenance and use cost of the PSU is reduced. Moreover, the assembly and fixation are realized through simple mechanical engagement, fasteners are reduced, and the assembly and fixation are simple and reliable and are beneficial to reducing noise in the cabin. In addition, the reading lamp irradiation angle locking structure is simple and reliable.
Drawings
Fig. 1 is a perspective view showing an appearance of the lighting and ventilation device of the present invention.
Fig. 2 is a perspective view showing an external appearance of the illumination and ventilation device of the present invention.
Fig. 3 is an exploded perspective view showing the structure of the illumination and ventilation device of the present invention.
Fig. 4 is a perspective view showing an assembled state of a part of the members of the lighting and ventilating device of the present invention.
Fig. 5 is a perspective view showing an assembled state of another part of the members of the lighting and ventilating device of the present invention.
Description of the reference numerals
1: lighting ventilation device, 2: cable assembly, 3: lamp shade, 3 a: inner annular wall, 3 b: outer annular wall, 4: lamp socket, 4 a: annular support portion, 5: vent nozzle assembly, 6: reading lamp assembly, 7: pressing member, 7 a: bowl-shaped portion, 7 b: pressing sheet, 8: panel fixing member, 8 a: mounting portion, 8 b: chuck, 9: ventilation inlet member, 9 a: annular contact piece, 10: reading lamp irradiation angle locking mechanism, 10 a: main body portion, 10 b: plectrum, 11: gasket-type tabletting, 12: package cover, 12 a: opening, 12 b: guide groove, 12 c: through-hole, 13: ring-shaped reading lamp belt.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Here, for convenience of explanation, the proportions of the components may not be the same.
In the present specification, the case where the illumination and ventilation device of the present invention is applied to a passenger service device of an aircraft will be described, but it should be understood that the illumination and ventilation device can be applied to illumination and ventilation inside other transportation devices such as passenger cars and trains, as well as aircraft (including civil and military).
First, the structure of the lighting ventilation device 1 of the present embodiment will be described with reference to fig. 1, 2, and 3. Fig. 1 and 2 are perspective views showing an external appearance of the lighting and ventilation device of the present invention, and fig. 3 is an exploded perspective view showing a structure of the lighting and ventilation device of the present invention. In the state of being attached to the PSU panel, the side facing the traveler is referred to as front, and the opposite side is referred to as rear.
As shown in fig. 1 and 2, the illumination and ventilation device 1 of the present embodiment is formed into a substantially spherical shape, and is attached to a PSU panel, not shown, for providing reading illumination and personal ventilation to passengers. A substantially circular recess is formed in the PSU panel, not shown, into which the rear half of the lighting ventilation device 1 is fitted, and is fixed by a mounting portion on a panel fixing member, which will be described later. In addition, as shown in fig. 2, in the illumination ventilation device 1 of the present embodiment, reading illumination and personal ventilation are separately provided to the passenger by the loop-shaped reading light strip 13 and the ventilation nozzle assembly 5 in the middle thereof.
Hereinafter, a specific configuration of the lighting ventilation device 1 of the present embodiment will be described with reference to fig. 3.
As shown in fig. 3, the lighting ventilation device 1 mainly includes a cable assembly 2, a lamp housing 3, a lamp socket 4, a ventilation nozzle assembly 5, a reading lamp assembly 6, a pressing member 7, a panel fixing member 8, a ventilation inlet member 9, and a sealing cover 12. In addition, since passengers are not allowed to freely adjust the reading lamp illumination angle during the flight of the airplane on the airline, it is preferable that the illumination ventilation apparatus 1 further include a reading lamp illumination angle locking mechanism 10.
As shown in fig. 2 and 3, the globe 3 has an inner annular wall 3a and an outer annular wall 3b formed concentrically, and a ring-shaped reading light band 13 is formed at the front end to connect the inner annular wall 3a and the outer annular wall 3 b. In the cover 3, at least a part of the ring-like reading light strip 13 is formed of a transparent material. Here, the inner annular wall 3a forms a partially spherical cavity, and the spherical portion of the nozzle assembly 5 described later is engaged with a ball joint, so that the nozzle assembly 5 can freely rotate with respect to the partially spherical cavity formed by the inner annular wall 3a, thereby adjusting the ventilation angle. The outer annular wall 3b is formed into an arc surface, specifically, an arc surface whose diameter gradually increases from front to rear and then becomes constant, so that it can be engaged with an annular panel fixing member 8 described later by a ball joint, and the globe 3 can freely rotate with respect to the annular cavity of the annular panel fixing member 8, thereby adjusting the illumination angle of the annular reading light band 13.
As shown in fig. 3, the base 4 is formed in a circular wall shape with both ends open, specifically, an arc surface whose diameter gradually increases from front to back and then becomes constant, and an annular support portion 4a extending radially inward is formed on the circular wall. When attached to the globe 3, the annular support portion 4a is fitted into the globe 3 so as to surround the inner annular wall 3a of the globe 3, and the base 4 itself is attached to the outer annular wall 3b of the globe 3.
As shown in fig. 2 and 3, the air nozzle assembly 5 has a spherical portion, and when fitted into the partially spherical cavity defined by the inner annular wall 3a of the lamp housing 3, the air nozzle assembly 5 is free to rotate relative to the partially spherical cavity defined by the inner annular wall 3a by means of a ball and socket joint.
As shown in fig. 3, the reading lamp unit 6 is formed in a ring shape, has a plurality of light sources such as LEDs on a front surface in a circumferential direction, and is supported by the ring-shaped support portion 4a of the lamp holder 4 when mounted to the lamp holder 4. Here, it is preferable that the annular support portion 4a of the lamp holder 4 is formed with through holes corresponding to the light sources of the reading lamp assembly 6 so that the reading lamp assembly 6 is supported by the annular support portion 4 a.
As shown in fig. 3, the pressing member 7 is formed with a bowl-shaped portion 7a having a large-diameter opening and a small-diameter opening and having both ends open for receiving the rear portion of the air nozzle assembly 5, and a pressing piece 7b extending radially outward is formed on the periphery of the large-diameter opening for pressing the reading lamp assembly 6.
As shown in fig. 3, the panel fixing member 8 is formed in a ring shape having a predetermined height, and surrounds and accommodates the rear portion of the outer ring wall 3b of the globe 3. Since the outer annular wall 3b is formed as a circular arc surface that tends to be constant as the diameter becomes larger from front to rear, the front portion of the globe 3 can pass through and project forward from the panel fixing member 8, but the rear portion cannot pass through to be received in the annular cavity of the panel fixing member 8. Further, as described above, since the outer annular wall 3b of the globe 3 forms an arc surface, the globe can be engaged with the annular panel fixing member 8 by a ball joint, so that the globe 3 can freely rotate with respect to the annular cavity of the annular panel fixing member 8, thereby adjusting the illumination angle of the annular reader light strip 13.
As shown in fig. 1 to 3, the panel fixing member 8 has an attachment portion 8a to be attached to a PSU panel, not shown. Specifically, the panel fixing member 8 is formed with a plurality of mounting tabs extending horizontally radially outward, and each mounting tab is formed with a through hole for passing a fastening screw therethrough, for fixing with a screw in a state in which the rear half of the lighting and ventilation device 1 is fitted into a substantially circular recess formed in a PSU panel, not shown.
As shown in fig. 3, the ventilation inlet member 9 is formed in a tubular shape, and the front portion thereof has an enlarged diameter and is disposed so as to cover the bowl-shaped portion 7a of the pressing member 7. In addition, an annular contact piece 9a protruding radially outward is provided in the circumferential direction.
In addition. As shown in fig. 1, the encapsulation cover 12 is formed at the rear end with an opening portion 12a through which the rear portion of the ventilation inlet member 9 protrudes, whereby the rear end of the ventilation inlet member 9 can be connected to the ventilation opening of the PSU. The package cover 12 is joined to the panel fixing member 8 so as to surround the rear portion of the panel fixing member 8.
Specifically, a plurality of chuck heads 8b are provided at the rear portion of the panel fixing member 8, and each chuck head 8b is composed of a card between two slits formed adjacently in the front-rear direction at the rear portion of the annular panel fixing member 8, and a projection formed at the rear portion of the card and projecting radially outward. Further, the package cover 12 is formed with a plurality of through holes 12c corresponding to the projections of the respective chuck heads 8 b. The projection of the chuck 8b of the panel fixing member 8 is engaged with the through hole 12c of the package cover 12, whereby the package cover 12 and the panel fixing member 8 are joined together.
In addition, the cable assembly 2 is used to energize the reading light assembly 6 of the illuminating ventilation device 1 from an external power source.
As shown in fig. 3, the reading lamp irradiation angle locking mechanism 10 is formed in a flat spring structure, and includes a body 10a formed in a wavy shape in an annular shape and rising and falling upward and downward, and a paddle 10b formed to vertically stand from the body 10a rearward. The reading lamp irradiation angle locking mechanism 10 is fitted to the ventilation inlet member 9 and contacts the annular abutting piece 9a of the ventilation inlet member 9. A wavy undulation conforming to the main body portion 10a of the reading lamp irradiation angle locking mechanism 10 is formed on the surface of the annular contact piece 9a of the ventilation inlet member 9 facing the reading lamp irradiation angle locking mechanism 10.
Further, a guide groove 12b through which the dial 10b of the reading lamp irradiation angle locking mechanism 10 passes and which guides the movement of the dial 10b is formed in the package cover 12. By moving the paddle 10b of the reading lamp irradiation angle locking mechanism 10, which passes through the guide groove 12b, along the guide groove 12b in advance before the lighting ventilation device 1 is attached to the PSU panel and making the undulation of the main body portion of the reading lamp irradiation angle locking mechanism 10 coincide with the undulation of the annular abutting piece 9a, the reading lamp irradiation angle can be locked to prevent the passenger from freely adjusting. As shown in fig. 1, characters indicating the locking direction, for example, "LOCK" and "UNLOCK" may be attached to the sealing cover 12, or a mark such as an arrow may be attached.
In addition, as shown in fig. 3, a washer-type pressing sheet 11 is preferably further provided between the reading lamp irradiation angle locking mechanism 10 and the sealing cover 12 for protection.
The specific structure of the illumination ventilation device 1 is explained above. The assembly sequence is described below with reference to fig. 4 and 5.
First, the lamp socket 4 and the ventilation nozzle assembly 5 are fitted into the lamp casing 3, the reading lamp assembly 6 is fitted into the lamp casing 4, and then the reading lamp assembly 6 is pressed by the pressing member 7. Next, the assembled structure is fitted into the annular panel fixing member 8 from the rear side, and since the outer annular wall 3b is formed into an arc surface whose diameter gradually increases from the front to the rear and then becomes constant, the front portion of the globe 3 can pass through the panel fixing member 8 and protrude forward, but the rear portion cannot pass through and is accommodated in the annular cavity of the panel fixing member 8. This results in the assembled structure shown in fig. 4.
Next, the reading lamp irradiation angle locking mechanism 10 is fitted over the reading lamp irradiation angle locking mechanism 9, the washer-type presser plate 11 is pressed against the reading lamp irradiation angle locking mechanism 10, the packing cover 12 is pressed against the washer-type presser plate 11, so that the rear portion of the ventilation inlet member 9 passes through the through-hole 12c of the packing cover 12, and the cable assembly 2 connected to the reading lamp assembly 6 passes through the through-hole opened in the packing cover 12, so that the paddle 10b of the reading lamp irradiation angle locking mechanism 10 passes through the guide groove 12b of the packing cover 12. This results in the assembled structure shown in fig. 5.
Then, the assembly structure shown in fig. 4 and 5 is assembled by engaging the plurality of through holes 12c in the package cover 12 with the plurality of locking heads 8b of the panel fixing member 8 to join the package cover 12 and the panel fixing member 8, thereby forming the lighting ventilation device 1 shown in fig. 1 and 2.
According to the lighting and ventilating device of the utility model,
according to the utility model discloses a lighting ventilation device, reading lamp and individual ventilation equipment integration height are integrated, have saved installation space, have reduced the weight of equipment, and the degree of integrating is higher, has increased novelty and aesthetic property, brings higher market competition to the product that uses the device. In addition, the modular design is realized, and the maintenance and use cost of the PSU is reduced. Moreover, the assembly and fixation are realized through simple mechanical engagement, fasteners are reduced, and the assembly and fixation are simple and reliable and are beneficial to reducing noise in the cabin. In addition, the reading lamp irradiation angle locking structure is simple and reliable.
The above description has been given only for the details of the preferred embodiments of the present invention. Various modifications and additions may be made to the described embodiments or may be substituted in a similar manner by those skilled in the art, and the technical scope of the present invention is to be determined by the claims, and the meaning equivalent to the description of the claims and all modifications within the scope thereof are intended to be included.
Claims (5)
1. An illumination ventilation device, which is installed on a panel of a passenger service device for providing reading illumination and personal ventilation to passengers,
the illumination ventilation device is a reading lamp and personal ventilation equipment integrated design, and comprises:
a lamp cover, which is concentrically provided with an inner ring wall and an outer ring wall in a cambered surface, and is provided with a ring-shaped reading lamp strip at the front end, wherein the ring-shaped reading lamp strip is used for connecting the inner ring wall and the outer ring wall;
a lamp holder formed in a shape of a circular wall with both ends open, and formed with an annular support portion extending radially inward, and mounted in the globe so as to surround an inner circular wall of the globe by the annular support portion;
the ventilation nozzle assembly is arranged in a cavity surrounded by the inner annular wall of the lampshade;
a reading lamp assembly which is formed into a ring shape, is provided with a plurality of light sources along the circumferential direction on the front surface, and is supported by the ring-shaped supporting part of the lamp holder;
a pressing member having a bowl-shaped portion with a large-diameter opening and a small-diameter opening and having both ends open for receiving a rear portion of the ventilation nozzle assembly, and having a pressing piece extending radially outward at a peripheral edge of the large-diameter opening to press the reading lamp assembly;
a panel fixing member formed in a ring shape having a predetermined height, surrounding and accommodating a rear portion of an outer ring wall of the lamp housing so that the lamp housing can rotate freely with respect to a ring-shaped cavity of the panel fixing member, and having a mounting portion to be mounted to a panel of the passenger service device;
a ventilation inlet member formed in a tubular shape, the front portion of which is disposed so as to cover the bowl-shaped portion of the pressing member, and which is provided with an annular contact piece protruding radially outward in a circumferential direction;
a packing cover engaged with the panel fixing member in such a manner as to surround a rear portion of the panel fixing member, and formed at a rear end with an opening portion through which a rear portion of the ventilation inlet member protrudes; and
a cable assembly for energizing the reading light assembly of the illuminating ventilation device from an external power source.
2. The illuminated ventilation device defined in claim 1,
a plurality of clips each formed of a card between two slits formed adjacently in the front-rear direction in the rear portion of the annular panel fixing member and a projection formed in the rear portion of the card and projecting radially outward are provided in the rear portion of the panel fixing member,
a plurality of through holes corresponding to the projections of the chuck are formed in the package cover,
the package cover and the panel fixing member are joined together by engaging a chuck of the panel fixing member with the through hole of the package cover.
3. The lighting ventilation device of claim 1 or 2,
also has a locking mechanism for the irradiation angle of the reading lamp,
the reading lamp irradiation angle locking mechanism is formed into a steel sheet spring structure and is provided with a main body part which is in a ring shape and is in a wave shape fluctuating up and down and a shifting sheet which is vertically erected backwards from the main body part, the reading lamp irradiation angle locking mechanism is sleeved on the ventilation inlet component and is contacted with the ring-shaped abutting sheet of the ventilation inlet component,
a wavy portion conforming to the wave shape of the main body portion of the reading lamp irradiation angle locking mechanism is formed on the surface of the annular abutting piece of the ventilation inlet member facing the reading lamp irradiation angle locking mechanism,
and a guide groove for the plectrum of the reading lamp irradiation angle locking mechanism to pass through and guide the plectrum is formed on the packaging cover.
4. The illuminated ventilation device defined in claim 3,
and a gasket type pressing sheet is also arranged between the reading lamp irradiation angle locking mechanism and the packaging cover.
5. The illuminated ventilation device defined in claim 1,
in the globe, at least a portion of the ring-shaped reading light strip is formed of a transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120324183.8U CN214535817U (en) | 2021-02-04 | 2021-02-04 | Lighting and ventilating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120324183.8U CN214535817U (en) | 2021-02-04 | 2021-02-04 | Lighting and ventilating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214535817U true CN214535817U (en) | 2021-10-29 |
Family
ID=78233807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120324183.8U Active CN214535817U (en) | 2021-02-04 | 2021-02-04 | Lighting and ventilating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214535817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352978A (en) * | 2022-01-07 | 2022-04-15 | 北京安达维尔民用航空技术有限公司 | Fixed reading lamp capable of rotating at multiple angles |
-
2021
- 2021-02-04 CN CN202120324183.8U patent/CN214535817U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352978A (en) * | 2022-01-07 | 2022-04-15 | 北京安达维尔民用航空技术有限公司 | Fixed reading lamp capable of rotating at multiple angles |
| CN114352978B (en) * | 2022-01-07 | 2023-08-11 | 北京安达维尔民用航空技术有限公司 | Fixed reading lamp capable of rotating at multiple angles |
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