CN112227916A

CN112227916A - Shutter blade and shutter

Info

Publication number: CN112227916A
Application number: CN202010971459.1A
Authority: CN
Inventors: 朱军东; 王世刚
Original assignee: Shenzhen Power Supply Bureau Co Ltd
Current assignee: Shenzhen Power Supply Bureau Co Ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-01-15

Abstract

The invention relates to a shutter blade and a shutter, wherein the shutter blade comprises a blade body, and the blade body comprises a first extending part, a protruding part and a second extending part which are sequentially connected along the length direction of the blade body; the distance from the upper side of the protrusion to the louver bottom surface is greater than the distance from the upper side of the first extension to the louver bottom surface, and/or the distance from the upper side of the protrusion to the louver bottom surface is greater than the distance from the upper side of the second extension to the louver bottom surface. According to the above technical scheme, the blade body is integrally of the arc-shaped structure with high middle and low two sides, when raining, rainwater is beaten on the blade body and can automatically flow to two sides, so that rainwater can be prevented from splashing into an equipment room, and the safe operation of electrical equipment is further ensured.

Description

Shutter blade and shutter

Technical Field

The invention relates to the technical field of door and window equipment, in particular to a louver blade and a louver.

Background

The substation equipment is used as an important component in the power transmission link and is closely related to the safe operation of a power grid. The used ventilation cooling's of present most transformer substation shutter utilizes the size and the angle of adjusting the blade interval to satisfy the ventilation effect mostly, satisfies the ventilation effect promptly through adjusting big interval and reducing the angle, nevertheless can lead to rain-proof ability to descend like this, in case when severe weather such as strong wind, torrential rain appear, the rainwater of hitting on the shutter drifts into the equipment room through the blade clearance easily, seriously crisis to the safe operation of electrical equipment.

Disclosure of Invention

Therefore, it is necessary to provide a louver blade and a louver, which can solve the problem that rainwater hitting the louver easily flows into an equipment room through a blade gap when the existing louver encounters strong wind and heavy rain.

The invention provides a shutter blade, which comprises a blade body, wherein the blade body comprises a first extending part, a protruding part and a second extending part which are sequentially connected along the length direction of the blade body;

a distance from an upper side of the protrusion to the louver base is greater than a distance from an upper side of the first extension to the louver base, and/or,

the distance from the upper edge of the protrusion to the louver base is greater than the distance from the upper edge of the second extension to the louver base.

In one embodiment, a distance from a lower edge of the projection to the louver base surface is greater than a distance from a lower edge of the first extension to the louver base surface.

In one embodiment, a first diversion trench is arranged at one end of the first extension part, which is far away from the bulge, along the direction from the upper edge of the first extension part to the lower edge of the first extension part.

In one embodiment, the extending direction of the first diversion trench is in an S-shaped structure.

In one embodiment, a distance from a lower edge of the projection to the louver base surface is greater than a distance from a lower edge of the second extension to the louver base surface.

In one embodiment, a second diversion trench is arranged at one end of the second extension part, which is far away from the bulge part, along the direction from the upper edge of the second extension part to the lower edge of the second extension part.

In one embodiment, the extending direction of the second guiding groove is in an S-shaped structure.

In one embodiment, the blade body has an S-shaped cross section along the width direction of the blade body.

The invention also provides a blind window, which comprises a frame body, a lifting rope and a plurality of blade bodies as in any one of the embodiments, wherein the lifting rope is arranged on the frame body, and the blade bodies are arranged on the lifting rope.

In one embodiment, the protrusions on each blade body are correspondingly arranged in the same direction.

The invention has the beneficial effects that:

the whole blade body is of an arc-shaped structure with a high middle part and two low sides, and when raining, rainwater strikes the blade body and can automatically flow to two sides, so that rainwater can be prevented from splashing into an equipment room, and the safe operation of electrical equipment is further ensured.

Drawings

FIG. 1 is a schematic view illustrating a louver blade according to an embodiment of the present invention;

FIG. 2 is a schematic view of a blind according to an embodiment of the present invention;

FIG. 3 is another schematic view of FIG. 2;

FIG. 4 is a side view of the first extension of FIG. 1;

fig. 5 is a side view of the second extension of fig. 1.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships 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 referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

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 intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1, in an embodiment of the present invention, there is provided a blind blade, including a blade body 10, the blade body 10 including a first extension 101, a projection 102, and a second extension 103 connected in sequence along a length direction of the blade body 10; wherein a distance from an upper edge 1021 of the projection 102 to the louver bottom surface is greater than a distance from an upper edge 1011 of the first extending portion 101 to the louver bottom surface, and/or a distance from an upper edge 1021 of the projection 102 to the louver bottom surface is greater than a distance from an upper edge 1031 of the second extending portion 103 to the louver bottom surface.

Specifically, the first extension portion 101, the protrusion 102 and the second extension portion 103 are integrally formed, the first extension portion 101 and the second extension portion 103 are symmetrically disposed on two sides of the protrusion 102, and the width of the first extension portion 101, the width of the protrusion 102 and the width of the second extension portion 103 are equal.

This blade body wholly is middle high both sides low arc structure, and when raining, the rainwater is beaten on the blade body, can flow to both sides automatically to can avoid the rainwater splash to the equipment indoor, and then ensure electrical equipment's safe operation.

It should be noted that the structure in which the width of the first extension portion, the width of the protruding portion, and the width of the second extension portion are all equal in the embodiment of the present application is merely an example, and in other alternative schemes, other structures may also be adopted, for example, the width of the protruding portion is greater than the width of the first extension portion, or the width of the protruding portion is greater than the width of the second extension portion. The present application does not specifically limit the structural relationship among the width of the first extension portion, the width of the projection portion, and the width of the second extension portion, as long as the above-described structure can achieve the object of the present application.

In some embodiments, as shown in FIG. 1, lower edge 1022 of projection 102 in the present application is spaced further from the louver floor than lower edge 1012 of first extension 101, so that when rain impinges on projection 102, it will automatically flow toward first extension 101, further avoiding rain from splashing into the equipment compartment.

In some embodiments, in order to enable rainwater on the first extending portion 101 to flow from top to bottom along the direction from the upper edge 1011 of the first extending portion 101 to the lower edge 1022 of the first extending portion 101, as shown in fig. 4, one end 1013 of the first extending portion 101 away from the protrusion 102 in the present application is provided with a first diversion groove 10131 along the direction from the upper edge 1011 of the first extending portion 101 to the lower edge 1022 of the first extending portion 101.

When rainwater flows from the protrusion 102 to the first extension 101 and then flows from the first extension 101 to the first guide groove 10131, the rainwater flows from top to bottom along the first guide groove 10131.

Further, as shown in fig. 3 and fig. 4, the extending direction of the first guiding groove is an S-shaped structure. It should be noted that, the extending direction of the first guide grooves in the embodiment of the present application is an S-shaped structure, which is only an example, and in other alternative solutions, other structures may also be adopted, for example, the first guide grooves are V-shaped grooves. The structure of the first guiding gutter is not particularly limited in this application, as long as the above structure can achieve the purpose of this application.

In some embodiments, as shown in FIG. 1, lower edge 1022 of projection 102 is spaced further from the louver bottom than lower edge 1032 of second extension 103, such that when rain strikes projection 102, it will automatically flow toward second extension 103, further avoiding rain from splashing into the equipment compartment.

In some embodiments, in order to enable rain water on the second extension 103 to flow from top to bottom along the direction from the upper edge 1031 of the second extension 103 to the lower edge 1032 of the second extension 103, as shown in fig. 5, one end 1033 of the second extension 103, which is far away from the protruding portion 102, of the second extension 103 is provided with a second diversion trench 10331 along the direction from the upper edge 1031 of the second extension 103 to the lower edge 1032 of the second extension 103.

When rainwater flows from the protrusion 102 to the second extending portion 103 and then flows from the second extending portion 103 to the second flow guiding groove 10331, the rainwater flows from top to bottom along the second flow guiding groove 10331.

Further, as shown in fig. 5, the extending direction of the second flow channel 10331 is S-shaped. It should be noted that, the second guide grooves in the embodiments of the present application are only examples, and in other alternative solutions, other structures may also be adopted, for example, the second guide grooves are V-shaped grooves. The structure of the second guiding groove is not particularly limited in this application, as long as the above structure can achieve the purpose of this application.

In some embodiments, as shown in fig. 1, the blade body 10 in the present application has an S-shaped cross section along the width direction of the blade body 10. The structure of the cross section of the blade body in the width direction in the present application is merely an example, and may be specifically designed according to the needs of an actual product.

The present invention also provides a blind, as shown in fig. 2, including a frame 20, a lifting cord and a plurality of blade bodies 10 as in any one of the embodiments of the present application, wherein the lifting cord is disposed on the frame 20, and the blade bodies 10 are mounted on the lifting cord 20.

Specifically, the protruding portions 102 on each blade body 10 are correspondingly arranged in the same direction, the distance between each blade body 10 is equal, and when raining, the protruding portions on two adjacent blade bodies are attached to each other, so that the whole blades on the louver are of arc-shaped structures with high middle and low two sides, rainwater is beaten on the blade bodies and can automatically flow to two sides, rainwater can be prevented from splashing into the equipment room, and safe operation of electrical equipment is further ensured.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A blind blade, comprising a blade body (10), wherein the blade body (10) comprises a first extension part (101), a projection part (102) and a second extension part (103) which are connected in sequence along the length direction of the blade body (10);

the distance from the upper edge (1021) of the projection (102) to the louver base is greater than the distance from the upper edge (1011) of the first extension (101) to the louver base, and/or,

the distance from the upper edge (1021) of the protruding part (102) to the louver base surface is greater than the distance from the upper edge (1031) of the second extending part (103) to the louver base surface.

2. Shutter blade according to claim 1, characterized in that the distance of the lower edge (1022) of the projection (102) to the bottom of the shutter is greater than the distance of the lower edge (1012) of the first extension (101) to the bottom of the shutter.

3. Shutter blade according to claim 2, characterized in that the end (1013) of the first extension (101) remote from the projection (102) is provided with a first flow guide groove (10131) in the direction from the upper edge (1011) of the first extension (101) to the lower edge (1022) of the first extension (101).

4. Shutter blade according to claim 3, characterised in that the direction of extension of the first guide channel (10131) is of S-shaped configuration.

5. Shutter blade according to claim 1, characterized in that the distance of the lower edge (1022) of the projection (102) to the bottom of the shutter is greater than the distance of the lower edge (1032) of the second extension (103) to the bottom of the shutter.

6. Shutter blade according to claim 5, characterised in that the end (1033) of the second extension (103) remote from the projection (102) is provided with a second flow guide groove (10331) in the direction from the upper edge (1031) of the second extension (103) to the lower edge (1032) of the second extension (103).

7. Shutter blade according to claim 6, characterised in that the direction of extension of the second channels (10331) is an S-shaped configuration.

8. The louver blade according to claim 1, wherein the blade body (10) has an S-shaped structure in a cross-section in a width direction of the blade body (10).

9. A blind comprising a frame (20), a lift cord disposed on the frame (20), and a plurality of the vane bodies (10) of any one of claims 1 to 8, the vane bodies (10) being mounted on the lift cord (20).

10. Shutter according to claim 9, characterized in that the projections (102) on each of the blade bodies (10) are arranged correspondingly in the same direction.