CN213454144U

CN213454144U - Double-layer ventilation system

Info

Publication number: CN213454144U
Application number: CN202021923853.XU
Authority: CN
Inventors: 康锋; 周伟伟
Original assignee: Changshu Weixun Textile Conveying Duct System Co ltd
Current assignee: Changshu Weixun Textile Conveying Duct System Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-06-15
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses a double-layer ventilation system, which comprises a double-layer ventilation pipe, wherein the double-layer ventilation pipe comprises an inner pipe and an outer pipe, an air inlet hole is arranged on the inner pipe, an air interlayer is formed between the inner pipe and the outer pipe, and air enters the air interlayer from the inner pipe through the air inlet hole; the flexible connecting piece is fixedly connected to the inner pipe and the outer pipe respectively, and one end of the flexible connecting piece forms a fixing ring; one end of the hook is sleeved on the fixing ring; and the suspension rope is connected to one end of the hook opposite to the fixed ring. Through setting up the flexonics rope, the flexonics rope is connected with outer tube, inner tube and couple respectively, simple structure, convenient to use, the practicality is strong. Moreover, the flexible connecting piece can be fixed on the inner pipe and the outer pipe in advance, and then the fixing ring is sleeved on the hook, so that the installation is simple and convenient.

Description

Double-layer ventilation system

Technical Field

The utility model belongs to the technical field of ventilation equipment, especially, relate to a double-deck ventilation system.

Background

The ventilation pipe is arranged at an air outlet of the air conditioner and used for conveying air to a designated position. The air in the ventilation pipe is easy to exchange heat with the outside through the pipe wall, so that the refrigeration efficiency is reduced; some ventilating pipes are provided with an inner pipe and an outer pipe, an air interlayer is arranged between the inner pipe and the outer pipe, and an air inlet hole is arranged on the inner layer to supply air into the air interlayer. The air in the air interlayer has low heat conduction coefficient, and forms a heat insulation layer to reduce the heat exchange between the air in the inner pipe and the outside. However, the ventilation pipe needs to be provided with two connecting pieces, one of which is hung on the inner pipe, and the other one is hung on the outer pipe, so that the ventilation pipe is complex to process and tedious to use.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model aims at providing a double-deck ventilation system, processing is simple, uses portably, and the practicality is strong.

In order to achieve the above object, the present invention provides a double-layer ventilation system, which is characterized in that the double-layer ventilation system comprises: the double-layer ventilation pipe comprises an inner pipe and an outer pipe, an air inlet hole is formed in the inner pipe, an air interlayer is formed between the inner pipe and the outer pipe, and air enters the air interlayer from the inner pipe through the air inlet hole; the flexible connecting piece is fixedly connected to the inner pipe and the outer pipe respectively, and one end of the flexible connecting piece forms a fixing ring; one end of the hook is sleeved on the fixing ring; and the suspension rope is connected to one end of the hook relative to the fixing ring.

In one example, the number of the flexible connecting pieces is two, and the two flexible connecting pieces are symmetrically arranged on two sides of the double-layer ventilation pipe.

In one example, the air inlet holes are multiple, and the air inlet holes are arranged at intervals along the circumferential direction of the inner pipe.

In one example, the flexible connecting piece is a plurality of flexible connecting pieces which are arranged at intervals along the length direction of the double-layer ventilation pipe.

Through the utility model provides a double-deck ventilation pipe system can bring following beneficial effect:

1. through setting up the flexonics rope, the flexonics rope is connected with outer tube, inner tube and couple respectively, simple structure, convenient to use, the practicality is strong. Moreover, the flexible connecting piece can be fixed on the inner pipe and the outer pipe in advance, and then the fixing ring is sleeved on the hook, so that the installation is simple and convenient.

2. Two flexible connection ropes are symmetrically arranged, so that the connection strength is high, and the double-layer ventilation system is stable and reliable in operation.

3. Through set up a plurality of exhaust vents at inner tube circumference, can improve air inlet efficiency for the speed of air interlayer filling air improves the heat preservation effect.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic structural view of a double-layer ventilation system according to the present invention;

FIG. 2 is a cross-sectional view of the side of a double-deck ventilation system of the present invention;

fig. 3 is an exploded schematic view of the inner tube of the present invention.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not 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 present 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the terms "an aspect," "some aspects," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1 to 3, an embodiment of the present invention provides a double-layer ventilation system, which includes a double-layer ventilation pipe 1, the double-layer ventilation pipe 1 includes an inner pipe 11 and an outer pipe 12, an air inlet 111 is disposed on the inner pipe 11, an air interlayer 13 is formed between the inner pipe 11 and the outer pipe 12, and air enters the air interlayer 13 from the inner pipe 11 through the air inlet 111; the flexible connecting piece 2 is fixedly connected to the inner pipe 11 and the outer pipe 12 respectively, and one end of the flexible connecting piece 2 forms a fixing ring 21; one end of the hook 3 is sleeved on the fixing ring 21; and a hanging string 4, the hanging string 4 being connected to an end of the hook 3 opposite to the fixed ring 21. Through setting up flexible connectors 2, flexible connectors 2 is connected with outer tube 12, inner tube 11 and couple 3 respectively, simple structure, convenient to use, the practicality is strong. Moreover, the flexible connector 2 can be fixed to the inner tube 11 and the outer tube 12 in advance, and the fixing ring 21 can be fitted to the hook 3, so that the installation is simple.

Specifically, two flexible connectors 2 are provided, and the two flexible connectors 2 are symmetrically arranged on two sides of the double-layer ventilation pipe 1.

Specifically, the air inlet holes 111 are plural, and the plural air inlet holes 111 are arranged at intervals along the circumferential direction of the inner pipe 11. Two flexible connectors 1 are symmetrically arranged, so that the connection strength is high, and the double-layer ventilation system is stable and reliable in operation.

Specifically, the number of the flexible connecting pieces 2 is multiple, and the flexible connecting pieces 2 are arranged at intervals along the length direction of the double-layer ventilation pipe 1. Through set up a plurality of flexonics spare 2 along 1 length direction interval of double-deck ventilation pipe, further improve joint strength, job stabilization is reliable.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A double-deck ventilation system, comprising:

the double-layer ventilation pipe comprises an inner pipe and an outer pipe, an air inlet hole is formed in the inner pipe, an air interlayer is formed between the inner pipe and the outer pipe, and air enters the air interlayer from the inner pipe through the air inlet hole;

the flexible connecting piece is fixedly connected to the inner pipe and the outer pipe respectively, and one end of the flexible connecting piece forms a fixing ring;

one end of the hook is sleeved on the fixing ring; and

the suspension rope is connected to one end, opposite to the fixing ring, of the hook.

2. The double-deck ventilation system of claim 1, wherein there are two flexible connectors, and the two flexible connectors are symmetrically disposed on two sides of the double-deck ventilation pipe.

3. The double-deck ventilation system of claim 1, wherein said air inlet openings are a plurality of air inlet openings, and a plurality of said air inlet openings are circumferentially spaced along said inner tube.

4. The double-deck ventilation system of claim 1, wherein the number of flexible connectors is plural, and the plural flexible connectors are spaced apart along the length of the double-deck ventilation duct.