CN214840562U

CN214840562U - Ventilated light guide

Info

Publication number: CN214840562U
Application number: CN202121631259.8U
Authority: CN
Inventors: 卢孟龙; 黄小新; 陈邵湘
Original assignee: Shenzhen Yuanspace Electromechanical Engineering Design Co ltd
Current assignee: Shenzhen Yuanspace Electromechanical Engineering Design Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-11-23
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a ventilation light guide device. The utility model discloses in, ventilation light guide includes: a light pipe having a top end and a bottom end; the bottom end of the light pipe is provided with a first air vent communicated with the inner cavity of the light pipe; a lighting cover arranged at the top end of the light guide pipe, wherein the lighting cover is provided with a main body part and an extension part formed by extending from the periphery of the main body part in the radial direction; the extending part exceeds the light guide pipe and is provided with a cavity communicated with the inner cavity of the light guide pipe; the bottom of the extension part is provided with a second vent communicated with the cavity of the extension part; and the bottom end of the light guide pipe is also provided with a mounting opening, and the diffuser is arranged in the mounting opening. Compared with the prior art, the ventilation light guide device can naturally exhaust air while realizing energy-saving illumination, and has the advantages of simple structure, good waterproofness, lower cost and easy installation.

Description

Ventilated light guide

Technical Field

The utility model relates to a light guide device field for the building, in particular to ventilation light guide device.

Background

The light guide lighting device utilizes natural light to provide an indoor lighting effect in the daytime, does not need electricity, and is a real energy-saving, environment-friendly and green lighting mode. The light guide lighting device is mainly divided into a lighting cover, a light guide pipe and a diffuser. The building is suitable for various building places, and is mainly applied to places (mainly single-layer buildings or top-layer buildings) with poor lighting and needing illumination in daytime, such as large-span plants, venues, offices, underground spaces and the like. Light enters the light guide through the lighting cover, and through the action of the light guide on the light, the light reaches the diffuser and illuminates the interior of the building space through the diffuser. In order to realize natural air exhaust inside and outside the building, an outer pipe is sleeved outside the light guide pipe for ventilation, and airflow passes between the outer pipe and the light guide pipe. However, the structure device has high cost, long investment recovery period, larger volume of the whole light guide lighting device and high installation difficulty. In addition, in order to make the air current circulate between the outer tube and the light guide tube, the top of the light guide lighting device needs to be provided with a hole, so that water is easy to enter a building from the space between the outer tube and the light guide tube, waterproof measures need to be perfected additionally, the cost is increased, and the waterproof difficulty is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ventilation light guide for can also air exhaust naturally when ventilation light guide can energy-conserving illumination, and simple structure, waterproof nature is good, and the cost is lower, easy installation.

To solve the above technical problem, an embodiment of the present invention provides a ventilation light guide device, including:

a light pipe having a top end and a bottom end; the bottom end of the light guide pipe is provided with a first air vent communicated with the inner cavity of the light guide pipe;

the lighting cover is arranged at the top end of the light guide pipe, and is provided with a main body part and an extension part formed by radially extending from the periphery of the main body part, wherein the extension part exceeds the light guide pipe and is provided with a cavity communicated with the inner cavity of the light guide pipe; the bottom of the extension part is provided with a second vent communicated with the cavity of the extension part; and the number of the first and second groups,

the bottom end of the light guide pipe is also provided with a mounting opening, and the diffuser is arranged in the mounting opening.

In one embodiment, the extension extends obliquely towards the bottom end of the light pipe; and the extension part is formed by the intersection and the intersection of the side wall of the main body part and the lower edge of the main body part in the direction away from the axis of the light guide pipe.

In one embodiment, the light pipe has:

the tube body is connected with the lighting cover; and the number of the first and second groups,

the mounting pipe body is connected with one end of the pipe body, which is far away from the lighting cover, and the first vent and the mounting opening are formed at the bottom end of the mounting pipe body; wherein the diameter of the mounting pipe body is gradually increased from one end thereof connected with the pipe body to the bottom end thereof.

In one embodiment, the mounting tube body is coaxially disposed with the tube body and detachably connected thereto.

In an embodiment, the diffuser is disposed coaxially with the light pipe, and the diffuser has a diameter that is the same as a diameter of the pipe body; wherein the first vent ring is disposed at an outer periphery of the diffuser.

In one embodiment, the diffuser is provided with a transparent dust cover at the periphery thereof, and the side wall of the transparent dust cover is a slope inclined toward the axial direction of the light guide.

In one embodiment, the ventilation light guide further comprises a protective sleeve disposed around the tube body and the mounting tube body.

In an embodiment, the ventilation light guide further comprises a first louvre grid covering the first vent; and/or the ventilation light guide further comprises a second louvre covering the second ventilation opening.

In one embodiment, the first vent communicates with the mounting port; the diffuser is detachably connected with the first louvre grid, and the first louvre grid is annularly arranged on the periphery of the diffuser.

In one embodiment, the body portion and the extension portion are one piece;

and/or the lighting cover and the light pipe are one piece.

The utility model discloses embodiment is for prior art, because the lighting cover has main part and extension portion, and the second vent has been seted up to the bottom of extension portion, and first vent has been seted up to the bottom of light pipe, and the air current gets into the inner chamber of light pipe from first vent, flows to the second vent from the cavity of extension portion again, realizes that the air current circulation is aired exhaust naturally. And the arrangement of the lighting cover, the light guide pipe and the diffuser also realizes energy-saving illumination. In addition, extension portion radially extends and surpasss the light pipe from the periphery of main part, and the second vent is in the bottom of extension portion for but extension portion ventilation also can shelter from the rainwater, thereby prevent that rivers from entering into the light pipe and flow into in the building from the light pipe, and then need not to do special waterproof construction in addition, simple structure, and is with low costs. Furthermore, the ventilation light guide device realizes natural air exhaust through the inner cavity of the light guide pipe without adding an additional shell, so that the ventilation light guide device is simple in structure, small in overall size, convenient to install and low in cost.

Drawings

FIG. 1 is a schematic view of a first embodiment of a ventilation light guide assembly according to the present invention mounted on a structure flush;

FIG. 2 is a schematic view of a ventilation light guide arrangement according to a first embodiment of the present invention;

FIG. 3 is a partial enlarged view of B in FIG. 2;

FIG. 4 is a schematic view of another arrangement of a ventilation light guide in accordance with a first embodiment of the invention;

wherein, 1, a light guide pipe; 11. a tube body; 12. installing a pipe body; 2. a lighting cover; 21. a main body portion; 22. an extension part; 3. a diffuser; 4. a first vent; 5. a second vent; 6. a transparent dust cover; 7. a protective sleeve; 8. a first louvre grid; 9. a second louver grille; 10. structural flashing; 220. a chamber; 221. a portion of the sidewall extending; 222. a portion from which the lower edge extends; 20. and (5) buckling.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the claims of the present application can be implemented without these technical details and with various changes and modifications based on the following embodiments.

Throughout the specification and claims, the word "comprise" and variations thereof, such as "comprises" and "comprising," are to be understood as an open, inclusive meaning, i.e., as being interpreted to mean "including, but not limited to," unless the context requires otherwise.

Various embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the objects, features and advantages of the invention can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended as limitations on the scope of the invention, but are merely illustrative of the true spirit of the technical solution of the invention.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As used in this specification and the appended claims, the singular forms "a", "an", and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.

In the following description, for the sake of clarity, the structure and operation of the present invention will be described with the aid of directional terms, but the terms "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be understood as words of convenience and not as words of limitation.

Embodiments of the present invention are described below with reference to the drawings. As shown in fig. 1 and 2, an arrow a in fig. 1 is an airflow flowing direction, and the ventilation light guide device includes: a light pipe 1 having a top end and a bottom end, a lighting cover 2 and a diffuser 3. When ventilation light guide device installed in the building, light pipe 1 installed in structure flashing 10, and light pipe 1's bottom is in the building, is located structure flashing 10 below, and light pipe 1's top is outside the building, is located structure flashing 10 top. The bottom end of the light guide pipe 1 is provided with a first air vent 4 communicated with the inner cavity of the light guide pipe 1. The lighting cover 2 is disposed at the tip of the light guide 1, the lighting cover 2 has a main body 21 and an extension 22 formed by extending radially from the outer periphery of the main body 21, the extension 22 extends beyond the light guide 1, and the extension 22 has a cavity 220 communicating with the inner cavity of the light guide 1. The bottom of extension portion 22 is seted up the second air vent 5 that is linked together with the cavity 220 of extension portion 22, and the air current in the building flows out to the building outside through first air vent 4, the inner chamber of light pipe 1, the cavity 220 of extension portion 22, second air vent 5, realizes naturally airing exhaust. The extension part 22 is located above the structure flashing 10 and can be separated from the structure flashing 10 to allow the air flow to smoothly circulate from the second opening, the extension part 22 also forms a shielding function to prevent the water flow from flowing into the light pipe 1 from the second opening 5, and the extension part 22 also shields the water flow above from penetrating into the building from between the structure flashing 10 and the ventilation light guide device. In addition, the bottom end of the light guide pipe 1 is also provided with a mounting opening, the diffuser 3 is arranged in the mounting opening, and the diffuser 3 is made of transparent materials and is light-permeable.

Further, the diffuser 3 may be fixed to the light guide 1 by gluing, covering the mounting opening, i.e. mounting the diffuser 3 in the mounting opening. And also detachably mounted in the mounting opening by means of a connector, and the diffuser 3 is detachably removable from the mounting opening. The connecting piece can be provided with an upward bulge at the periphery of the mounting opening, and the diffuser 3 is clamped on the bulge, or the connecting piece is a locking piece such as a bolt and the like, and the diffuser 3 is locked in the light guide 1 to cover the mounting opening.

Optionally, as shown in fig. 1 and 2, the top of the lighting cover 2 is a transparent dome shape, and the lighting cover 2 and the light pipe 1 are arranged coaxially, but may be non-coaxial in other embodiments.

It can be easily found from the above description that, since the lighting cover 2 has the main body 21 and the extension portion 22, and the bottom of the extension portion 22 is opened with the second vent 5, the bottom end of the light guide 1 is opened with the first vent 4, the airflow enters the inner cavity of the light guide 1 from the first vent 4, and then flows from the cavity 220 of the extension portion 22 to the second vent 5, so as to realize natural ventilation. And the arrangement of the lighting cover 2, the light pipe 1 and the diffuser 3 also realizes energy-saving illumination. In addition, extension portion 22 radially extends and surpasss light pipe 1 from the periphery of main part 21, and second vent 5 is in the bottom of extension portion 22 for extension portion 22 can ventilate and also can shelter from the rainwater, thereby prevents that rivers from entering light pipe 1 and flowing into in the building from light pipe 1, and then need not to do special waterproof construction in addition, simple structure, and is with low costs. Furthermore, the ventilation light guide device realizes natural air exhaust through the inner cavity of the light guide pipe 1 without adding an additional shell, so that the ventilation light guide device is simple in structure, small in overall size, convenient to install and low in cost.

Furthermore, the extension portion 22 extends towards the bottom of the light guide 1 in an inclined manner, so that the top of the extension portion 22 forms an inclined plane, water flow can slide down along the top of the extension portion 22, and the extension portion 22 is arranged in an inclined manner to achieve a better shielding effect. In addition, the bottom of the extension 22 is also beveled. The extending portion 22 is formed by the intersection and the surrounding of the side wall of the main body portion 21 and the lower edge of the main body portion 21 extending in the axial direction away from the light guide 1, a cavity 220 is formed by the part 221 of the side wall of the main body portion 21 extending and the part 222 of the lower edge of the main body portion 21 partially separating, and the first air vent 4 is opened on the part 222 of the lower edge of the main body portion 21 extending. The side wall extension 221 of the body portion 21 blocks the second vent 5. The main body 21 may have an inner cavity, the inner cavity of the main body 21 communicates with the inner cavity of the extension 22, and the bottom end of the main body 21 has an interface communicating with the light guide 1.

Alternatively, as shown in fig. 1 and 2, the extension 22 is integral with the body 21, the second vent 5 is arranged circumferentially along the axis of the light guide 1, and the second vent 5 is outside the light guide 1. The second vent 5 may be an integral annular port; or a plurality of small openings, surrounding the axis of the light guide 1.

Optionally, as shown in fig. 1 and 2, the ventilation light guide further comprises a first louvre 8 covering the first air vent 4. The first louvre 8 may be fixed to the bottom of the light guide 1 by means of bolts or the like, or may be clipped to the bottom of the light guide 1. In other embodiments, the first louvre 8 may be integral with the light pipe 1.

Optionally, as shown in fig. 1 and 2, the ventilation light guide further comprises a second louvre 9 covering the second ventilation opening 5. The second louver 9 can be fixed to the bottom of the extension 22 by means of bolts or the like, or can be clipped to the bottom of the light guide 1. In other embodiments, the second louvres 9 may be integral with the extensions 22.

Further, as shown in fig. 1 and 2, the light guide 1 has a tube body 11 and a mounting tube body 12, the tube body 11 is connected to the lighting shade 2, and the mounting tube body 12 is connected to an end of the tube body 11 away from the lighting shade 2. The first vent 4 and the mounting opening are arranged at the bottom end of the mounting tube body 12; wherein the diameter of the mounting tube body 12 is gradually increased from its end connected to the tube body 11 to its bottom end. Therefore, after the first air vent 4 is arranged, a sufficient area is provided with the diffuser 3, so that the light guide of the ventilation light guide device is not influenced, and the air can be naturally exhausted. And the volume of the pipe body 11 can be increased without increasing, and the installation is convenient.

In other embodiments, the tube body 11 and the mounting tube body 12 may be the same diameter and arranged coaxially.

Further, as shown in fig. 1 and 2, the mounting pipe body 12 is disposed coaxially with the pipe body 11 and detachably connected thereto. Thus, the mounting tube body 12 can be detached from the tube body 11 at any time, and the diffuser 3 can be cleaned to ensure a long-term light guiding effect. The mounting tube 12 and the tube body 11 can be connected by screw thread or fixed by a buckle. It will be appreciated that in other embodiments, the mounting tube body 12 and the tube body 11 may be a single piece.

In addition, as shown in fig. 1 and 2, the diffuser 3 is disposed coaxially with the light guide 1, and the diameter of the diffuser 3 is the same as that of the tube body 11, wherein the first vent 4 is annularly provided on the outer periphery of the diffuser 3. Therefore, the ventilation light guide device achieves the best light guide effect, and the natural air exhaust effect is better.

Further, as shown in fig. 4, a transparent dust cover 6 is provided on the outer periphery of the diffuser 3, and the side wall of the transparent dust cover 6 is a slope inclined toward the axial direction of the light guide 1. The transparent dust cover 6 can be made of glass or acrylic materials, and the transparent dust cover 6 can be in a pyramid shape or a triangular pyramid shape. The transparent dust cover 6 may be fixed to the outer periphery of the diffuser 3 by means of gluing or the like. The transparent dust cover 6 is arranged, so that dust cannot fall onto the diffuser 3 when ventilation is carried out in the light guide pipe 1, the side wall of the transparent dust cover 6 is an inclined plane, the dust can slide to the first vent 4 along the inclined plane and is discharged from the light guide pipe 1, and the light guide effect of the ventilation light guide device is guaranteed. The diffuser 3 and the transparent dust cover 6 can be removed together from the mounting tube 12, the diffuser 3 and the transparent dust cover 6 cleaned, and the diffuser 3 and the transparent dust cover 6 can be a unitary piece. The diffuser 3 can be hooked to the bottom end of the mounting tube 12 or the first louver 8 by a snap.

In addition, as shown in fig. 1, the ventilation light guide device further includes a protective sleeve 7 which is sleeved outside the tube body 11 and the installation tube body 12, and the protective sleeve 7 may be a stainless steel tube or an inert metal tube, so as to protect the light guide tube 1 and prevent the light guide tube 1 from being damaged by stress.

In addition, in some embodiments, as shown in fig. 2 and 3, the diffuser 3 is removably attached to the first louvre 8 in order to facilitate cleaning of the diffuser 3 from dust. Specifically, the first vent 4 is communicated with the mounting opening, that is, the first vent 4 and the mounting opening are combined into a larger opening at this time, the diffuser 3 is detachably connected with the first louver 8, the first louver 8 is annularly arranged on the periphery of the diffuser 3, the diffuser 3 is provided with a buckle 20, the buckle 20 is hooked on the first louver 8, the diffuser 3 can be detached from the first louver 8 by detaching the buckle 20, the diffuser 3 is convenient to clean, and the ventilation light guide device maintains a better light guide effect. Or the edge of the diffuser 3 is fixed to the first louvre 8 by bolts. In this case, the light guide 1 may be a single body, or the tube body 11 and the mounting tube body 12 of the light guide 1 may be detachable

In other embodiments, the first air vent 4 and the mounting opening may also be provided with a connecting member therebetween, so as to separate the first air vent 4 from the mounting opening, and the first air vent 4 may surround the outer ring of the mounting opening. The diffuser 3 can also be hooked by snapping onto the bottom end of the mounting tube 12, not necessarily onto the first louvre 8.

It will be appreciated that in other embodiments, the first vent 4 is two separate holes from the mounting opening, and optionally, the first vent 4 is disposed around the mounting opening.

Further, the first louvre 8 may be clamped to the bottom end of the light pipe 1, for example, by clamping the periphery of the first louvre 8 with the bottom end of the light pipe 1 via a mounting plate, which is fixed to the light pipe 1 by a bolt or a snap. The first louvre 8 may also be fixed diametrically non-detachably to the bottom end of the light guide 1, covering the first vent 4.

Further, the light guide 1 and the lighting cover 2 are one-piece.

While the preferred embodiments of the present invention have been described in detail above, it should be understood that aspects of the embodiments can be modified, if necessary, to employ aspects, features and concepts of the various patents, applications and publications to provide yet further embodiments.

These and other changes can be made to the embodiments in light of the above detailed description. In general, in the claims, the terms used should not be construed to be limited to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which such claims are entitled.

It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.

Claims

1. A ventilated light guide, comprising:

a lighting cover provided at a distal end of the light guide, the lighting cover having a main body and an extension portion radially extending from an outer periphery of the main body; the extension part exceeds the light guide pipe and is provided with a cavity communicated with the inner cavity of the light guide pipe; the bottom of the extension part is provided with a second vent communicated with the cavity of the extension part; and the number of the first and second groups,

2. The ventilation light guide of claim 1, wherein the extension extends obliquely toward the bottom end of the light guide; and the extension part is formed by the intersection and the intersection of the side wall of the main body part and the lower edge of the main body part in the direction away from the axis of the light guide pipe.

3. A ventilation light guide as claimed in claim 1, wherein the light guide has:

4. A ventilated light guide arrangement as set forth in claim 3, wherein said mounting tube is coaxially disposed with said tube body and removably attached thereto.

5. A ventilation light guide device according to claim 3 or 4, wherein the diffuser is disposed coaxially with the light guide and has the same diameter as the tube body; wherein the first vent ring is disposed at an outer periphery of the diffuser.

6. A ventilation light guide according to claim 3, wherein the diffuser is provided at its periphery with a transparent dust cover, and the side walls of the transparent dust cover are beveled to slope towards the axis of the light guide.

7. The ventilation light guide of claim 3 further comprising a protective sleeve disposed over said tube body and said mounting tube body.

8. The ventilation light guide of claim 1 or 3, further comprising a first louvre covering the first vent; and/or the ventilation light guide further comprises a second louvre covering the second ventilation opening.

9. The ventilation light guide of claim 8, wherein the first air vent is in communication with the mounting opening; the diffuser is detachably connected with the first louvre grid, and the first louvre grid is annularly arranged on the periphery of the diffuser.

10. The ventilation light guide of claim 1, wherein the main body portion and the extension portion are a unitary piece;

and/or the lighting cover and the light pipe are one piece.