CN220828940U

CN220828940U - Energy-saving ventilating duct for building

Info

Publication number: CN220828940U
Application number: CN202322668158.3U
Authority: CN
Inventors: 乔曼曼; 朱祎敏; 黄俊琰
Original assignee: Nantong University
Current assignee: Nantong University
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-04-23
Anticipated expiration: 2033-09-28

Abstract

The utility model relates to the technical field of building ventilation pipelines, and discloses an energy-saving building ventilation pipeline which comprises an air inlet connecting pipe, wherein one end of the air inlet connecting pipe is connected with a connecting elbow, the top of the connecting elbow is fixedly provided with a middle connecting pipe, the top of the middle connecting pipe is fixedly provided with an air exhaust elbow, the tail end of the air exhaust elbow is in an inverted inclined shape, and a sealing mechanism is fixedly arranged in the air exhaust elbow. According to the energy-saving ventilating duct for the building, the exhaust bent pipe is arranged on the top of the middle connecting pipe arranged outside, and the tail end of the exhaust bent pipe is reversely inclined, so that rainwater can be prevented from entering; through the internally mounted at the return bend of airing exhaust, when airing exhaust, the page or leaf board in the closing mechanism can be blown by wind-force and open, otherwise when not airing exhaust and take a breath, the page or leaf board can receive gravity and the influence of resumption of spring, and the page or leaf board is closed, not only can prevent that bird worm from getting into, can block the rainwater and get into in rainy day moreover.

Description

Energy-saving ventilating duct for building

Technical Field

The utility model relates to the technical field of building ventilation pipelines, in particular to an energy-saving building ventilation pipeline.

Background

The ventilation can adopt two modes of natural ventilation and mechanical ventilation; natural ventilation is ventilation which realizes indoor ventilation under the action of indoor and outdoor air temperature difference, density difference and wind pressure difference; mechanical ventilation is ventilation in which ventilation is achieved by means of a ventilation machine.

With the continuous development of economy, the living standard of people is greatly improved, and high-rise buildings are more and more; however, the underground garage is closed, so that the air in the garage is not good enough, and therefore, a plurality of ventilation devices are installed in the underground garage, and the ventilation devices have long ventilation pipelines, so that the underground air can be replaced to the outside.

The waterproof performance of the existing ventilating duct is poor, when in rainy days, rainwater easily falls into the duct from an air inlet outside the installation to form accumulated water in the duct, peculiar smell can be generated for a long time, and normal ventilation of the duct is affected, so that a targeted improved design is needed.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the energy-saving ventilating duct for the building, which has the advantage of preventing rainwater from entering, and solves the problems that the existing ventilating duct is poor in waterproof performance, rainwater easily falls into the duct from an air inlet arranged outside in rainy days to form accumulated water in the duct, peculiar smell can be generated for a long time, and normal ventilation of the duct is affected.

In order to achieve the purpose of preventing rainwater from entering, the utility model provides the following technical scheme: the utility model provides an energy-conserving air pipe of building, includes the air inlet connecting pipe, the one end of air inlet connecting pipe is connected with the connection return bend, the top fixed mounting of connection return bend has the middle part connecting pipe, the top fixed mounting of middle part connecting pipe has the return bend of airing exhaust, the tail end of return bend of airing exhaust is the reverse slope form, the inside fixed mounting of return bend of airing exhaust has closing mechanism, closing mechanism is including the frame, the inboard interlude of frame has the connecting axle, the outside fixed mounting of connecting axle has the page or leaf board, the outside cover of connecting axle has the bearing, the outside fixed mounting of connecting axle has the gear, the inner chamber has been seted up to the inside of frame, the inner wall fixed mounting of inner chamber has the baffle, the inside sliding connection of baffle has the rack with gear engagement, the bottom fixed mounting of rack has the limiting plate, the bottom of limiting plate is provided with the spring.

Preferably, the frame is rectangular in shape and is vertically arranged, and the frame is fixedly arranged in the inner wall of the exhaust elbow.

Preferably, both ends of the connecting shaft penetrate and extend into the interior of the inner cavity.

Preferably, the bearing is embedded in the inner wall of the frame.

Preferably, the pinion is located in the interior of the cavity and the pinion is located in front of the rack.

Preferably, the top of the rack extends through and to the top of the frame.

Preferably, one end of the spring is fixedly connected with the limiting block, and the other end of the spring is fixedly connected with the inner bottom wall of the inner cavity.

Compared with the prior art, the utility model provides a building energy-saving ventilating duct, which comprises the following components

The beneficial effects are that:

1. According to the energy-saving ventilating duct for the building, the exhaust bent pipe is arranged at the top of the middle connecting pipe arranged outside, and the tail end of the exhaust bent pipe is in an inverted inclined shape, so that rainwater can be prevented from entering.

2. This energy-conserving air pipe of building, through at the internally mounted of exhaust return bend have closing mechanism, when ventilating of airing exhaust, the page or leaf board in the closing mechanism can be blown by wind-force and open, otherwise when not ventilating of airing exhaust, the page or leaf board can receive gravity and spring's recovery influence, and the page or leaf board is closed, not only can prevent that bird worm from getting into, can block the rainwater and get into in rainy day moreover.

Drawings

FIG. 1 is a schematic diagram of the front structure of the present utility model;

FIG. 2 is a schematic closing view of the closure mechanism of the present utility model;

FIG. 3 is a schematic view of the closure mechanism of the present utility model opened;

FIG. 4 is a schematic side view of the closure mechanism of the present utility model;

fig. 5 is an enlarged schematic view of fig. 4 at a in accordance with the present utility model.

In the figure: the device comprises a 1-air inlet connecting pipe, a 2-connecting elbow, a 3-middle connecting pipe, a 4-air exhaust elbow, a 5-sealing mechanism, a 51-frame, a 52-connecting shaft, a 53-page plate, a 54-bearing, a 55-gear, a 56-inner cavity, a 57-partition plate, a 58-rack, a 59-limiting plate and a 60-spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, an energy-saving ventilation pipeline for a building comprises an air inlet connecting pipe 1, wherein the air inlet connecting pipe 1 is connected with an air outlet end of exhaust equipment, and one end of the air inlet connecting pipe 1 is connected with a connecting bent pipe 2, so that the energy-saving ventilation pipeline can be practically used at a turning position; the top of the connecting bent pipe 2 is fixedly provided with a middle connecting pipe 3 which can be continuously overlapped until the connecting pipe extends to the outside; the top of the middle connecting pipe 3 is fixedly provided with an exhaust bent pipe 4, and the tail end of the exhaust bent pipe 4 is in an inverted inclined shape, so that rainwater can be well placed in the exhaust bent pipe; the inside of the exhaust elbow 4 is fixedly provided with a sealing mechanism 5, when the sealing mechanism 5 is opened, exhaust and ventilation can be performed, otherwise, when the sealing mechanism 5 is closed, rainwater and bird insects can be prevented from entering the pipeline.

Referring to fig. 2-3, the closing mechanism 5 includes a frame 51, the frame 51 is rectangular in shape and is vertically disposed, and the frame 51 is fixedly mounted in the inner wall of the exhaust elbow 4. The inside of the frame 51 is inserted with a connecting shaft 52, the outside of the connecting shaft 52 is fixedly provided with a page plate 53, the page plate 53 can be rotated and opened due to the wind force of exhaust, and the page plate 53 can be closed by gravity when no wind force exists.

Referring to fig. 4-5, a bearing 54 is sleeved on the outer side of the connecting shaft 52, and the bearing 54 is embedded in the inner wall of the frame 51. The gear 55 is fixedly installed on the outer side of the connecting shaft 52, the inner cavity 56 is formed in the frame 51, and both ends of the connecting shaft 52 penetrate through and extend into the inner cavity 56.

Referring to fig. 4 to 5, a partition 57 is fixedly installed on the inner wall of the cavity 56, a rack 58 engaged with the gear 55 is slidably connected to the inside of the partition 57, the gear 55 is located in the inside of the cavity 56, the gear 55 is located in front of the rack 58, and the top of the rack 58 extends through to the top of the frame 51. The bottom of rack 58 fixed mounting has limiting plate 59, and the bottom of limiting plate 59 is provided with spring 60, and the one end and the limiting plate 59 fixed connection of spring 60, the other end and the interior bottom wall fixed connection of inner chamber 56.

Working principle: when the air inlet connecting pipe 1 is connected with the air outlet end of the air exhaust device in use, when the air exhaust device runs and ventilates, air flow is discharged outwards through the connecting elbow pipe 2, the middle connecting pipe 3 and the air exhaust elbow pipe 4, the blade plate 53 is blown by wind power, the blade plate 53 rotates and opens by taking the connecting shaft 52 as the center of a circle, the gear 55 also rotates along with the rotation, the rotating gear 55 moves downwards with the rack 58, and the spring 60 is compressed; otherwise, when the exhaust equipment stops running, the leaf 53 is not stressed by wind force, the leaf 53 is rotated and sags due to gravity, and simultaneously, the spring 60 pushes the rack 58 to move upwards in cooperation with the spring 60, so that the gear 55 is reversed, and the leaf 53 is closed.

In summary, according to the energy-saving ventilation pipeline for the building, the exhaust elbow 4 is arranged at the top of the middle connecting pipe 3 arranged outside, and the tail end of the exhaust elbow 4 is in an inverted inclined shape, so that rainwater can be prevented from entering.

Through the internally mounted at the return bend of airing exhaust 4 has closing mechanism 5, when airing exhaust, the page plate 53 in closing mechanism 5 can be blown by wind-force and open, otherwise when not airing exhaust and take a breath, page plate 53 can receive gravity and spring 60's recovery influence, page plate 53 is closed, not only can prevent that bird worm from getting into, can block the rainwater and get into in rainy day moreover.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an energy-conserving air pipe of building, includes air inlet connecting pipe, its characterized in that: the utility model provides a novel air inlet pipe, including the air inlet pipe, the one end of air inlet connecting pipe is connected with the connecting bend, the top fixed mounting of connecting bend has the middle part connecting pipe, the top fixed mounting of middle part connecting pipe has the return bend of airing exhaust, the tail end of return bend of airing exhaust is the reverse slope form, the inside fixed mounting of return bend has closing mechanism, closing mechanism is including the frame, the inboard interlude of frame has the connecting axle, the outside fixed mounting of connecting axle has the page or leaf board, the outside cover of connecting axle has the bearing, the outside fixed mounting of connecting axle has the gear, the inner chamber has been seted up to the inside of frame, the inner wall fixed mounting of inner chamber has the baffle, the inside sliding connection of baffle has the rack with gear engaged with, the bottom fixed mounting of rack has the limiting plate, the bottom of limiting plate is provided with the spring.

2. A building energy saving ventilation duct according to claim 1, characterized in that: the frame is rectangular in shape and is vertically arranged, and the frame is fixedly arranged in the inner wall of the exhaust elbow.

3. A building energy saving ventilation duct according to claim 1, characterized in that: both ends of the connecting shaft penetrate through and extend into the inner part of the inner cavity.

4. A building energy saving ventilation duct according to claim 1, characterized in that: the bearing is embedded in the inner wall of the frame.

5. A building energy saving ventilation duct according to claim 1, characterized in that: the pinion is located in the interior of the interior cavity and the pinion is located in front of the rack.

6. A building energy saving ventilation duct according to claim 1, characterized in that: the top of the rack extends through and to the top of the frame.

7. A building energy saving ventilation duct according to claim 1, characterized in that: one end of the spring is fixedly connected with the limiting block, and the other end of the spring is fixedly connected with the inner bottom wall of the inner cavity.