CN220083240U

CN220083240U - Building ventilation structure

Info

Publication number: CN220083240U
Application number: CN202320788824.4U
Authority: CN
Inventors: 杨来清; 杨许森
Original assignee: Hainan Jianyu Engineering Co ltd
Current assignee: Hainan Jianyu Engineering Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-11-24
Anticipated expiration: 2033-04-10

Abstract

The utility model belongs to the technical field of building ventilation, and particularly relates to a building ventilation structure which solves the problems that in the prior art, low carbon and environment friendliness are insufficient and rainwater cannot be prevented.

Description

Building ventilation structure

Technical Field

The utility model relates to the technical field of building ventilation, in particular to a building ventilation structure.

Background

At present, building ventilation is divided into natural ventilation and mechanical ventilation, namely, indoor polluted air of a building is directly or purified and then discharged outdoors, and fresh air is supplemented, so that indoor air environment is kept to meet sanitary standards. The purpose is that: (1) ensuring that indoor pollutants are removed (2) and ensuring that indoor personnel are thermally comfortable (3) to meet the requirements of the indoor personnel on fresh air. The ventilation can adopt two modes of natural ventilation and mechanical ventilation. The natural ventilation is ventilation for realizing 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. Ventilation has three different functions. Firstly, the indoor air polluted by living and living processes is updated by using the outdoor fresh air so as to keep the cleanliness of the indoor air to reach a certain minimum standard level. Such a requirement may be referred to as healthy ventilation, which should be ensured under any climatic conditions, and secondly to increase the heat dissipation in the body to prevent discomfort caused by skin moisture, to improve comfort conditions, such ventilation may be referred to as comfortable ventilation. Third, when the indoor air temperature is higher than the outdoor air temperature, the building is cooled, and the cooling and ventilation of the building are called.

The authorized bulletin number in the prior art is: the utility model provides a building ventilation structure of CN211158967U, includes the wall body, has seted up the ventilation hole on the surface of wall body, and the inside fixed sleeve of ventilation hole has linked the ventilation pipe, and the inside fixedly connected with filter equipment of ventilation pipe, the ventilation hole is close to the inboard one end opening part of wall body and articulates there is the fan through the hinge, and the opposite side of fan passes through fixed establishment and the inner wall fixed connection of ventilation hole, beneficial effect lies in: the utility model relates to a building ventilation structure, which has the characteristics that a filtering mechanism is not required to be cleaned frequently, and particularly when the building ventilation structure is used, fresh air is sucked into a ventilation pipe through a fan, then the air is filtered through a cloth bag clamped between a filter cylinder and a fixed ring in the ventilation pipe, so that dust filtered out of the air is stored in the cloth bag.

Disclosure of Invention

The utility model aims to provide a building ventilation structure, which solves the problems of insufficient low carbon, environmental protection and incapability of preventing rainwater.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a building ventilation structure, includes the casing, the motor is installed to one side of casing, the inside slip of casing is equipped with the exhaust fan shell, the inside rotation of exhaust fan shell is installed the dwang, the one end of dwang is through screw fixedly connected with carousel, be fixedly connected with a plurality of fan blade that is circular equidistance equipartition on the carousel through the screw, the inside slip of exhaust fan shell is equipped with the lifter plate;

the inside rotation of casing installs the screw rod, screw fixedly connected with rocking handle is passed through to the one end of screw rod, screw fixedly connected with sliding block is passed through to the bottom of exhaust fan shell, screw threaded connection is in the inside of sliding block, through screw fixedly connected with reel on the screw rod, fixedly connected with steel cable on the reel, screw fixedly connected with leading wheel is passed through to the inside of exhaust fan shell, the other end of steel cable is walked around the leading wheel and fixedly connected with is in the bottom of lifter plate.

Preferably, one side of the shell is fixedly connected with a rain-proof plate through a screw.

Preferably, the inside of the rotating rod is provided with a groove, and the shape and the size of the output end of the motor are the same as those of the groove.

Preferably, the sliding groove is formed in the exhaust fan shell, the lifting plate is connected in a sliding mode in the sliding groove, a return spring is welded at the bottom of the lifting plate, and the other end of the return spring is welded on the inner wall of the sliding groove.

Preferably, a thread groove is formed in the sliding block, the screw rod penetrates through the thread groove, and the shape and the size of the screw rod are the same as those of the thread groove.

Preferably, a through groove is formed in the winding block, and the screw rod penetrates through the through groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the structures such as the screw rod, the sliding block and the like, when outdoor weather is clear and the wind is strong, the rocking handle is rotated, the screw rod follows to rotate, the sliding block drives the exhaust fan shell to move leftwards through the screw rod, the winding block on the screw rod rotates to wind the steel rope, the lifting plate is pulled down, wind can blow the fan blade from the exposed groove after the lifting plate descends, the fan blade rotates, ventilation is carried out in the building, a motor is not required to drive the fan blade to rotate, and the low-carbon and environment-friendly effects are realized.

2. According to the utility model, through the arrangement of the shell, the rain-proof plate and other structures, the rain-proof plate is arranged on the shell, whether the exhaust fan shell is moved out or not can be effectively prevented from being filled into the exhaust fan shell, rainwater is prevented from flowing back into a building, the exhaust fan is prevented from being corroded by rainwater for a long time, the service life of the exhaust fan is prolonged, and the effect of preventing rainwater is realized.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is an enlarged view of structure A of the present utility model;

fig. 3 is a schematic overall structure of the present utility model.

In the figure: 1. a motor; 2. a housing; 3. an exhaust fan housing; 4. a rotating lever; 5. a turntable; 6. a fan blade; 7. a lifting plate; 8. a rocking handle; 9. a screw; 10. a return spring; 11. a winding block; 12. a steel rope; 13. a guide wheel; 14. a groove; 15. a sliding groove; 16. rain-proof board; 17. a sliding block.

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. 1-3, a building ventilation structure, which comprises a housin 2, motor 1 is installed to one side of casing 2, the inside sliding fit of casing 2 has exhaust fan shell 3, the inside rotation of exhaust fan shell 3 is installed dwang 4, the one end of dwang 4 is through screw fixedly connected with carousel 5, through screw fixedly connected with a plurality of fan blade 6 that are circular equidistance equipartition on carousel 5, the inside sliding fit of exhaust fan shell 3 has lifter 7, the inside rotation of casing 2 installs screw rod 9, screw rod 9's one end is through screw fixedly connected with rocking handle 8, the bottom of exhaust fan shell 3 is through screw fixedly connected with sliding block 17, screw rod 9 threaded connection is in the inside of sliding block 17, through screw fixedly connected with reel 11 on the reel 11, fixedly connected with steel cable 12, the inside of exhaust fan shell 3 is through screw fixedly connected with leading wheel 13, the other end of steel cable 12 is walked around leading wheel 13 and fixedly connected with in the bottom of lifter 7, through the setting of structures such as screw rod 9, sliding block 17, when outdoor, the inside rotation of rocking handle 8 is big, screw rod 9 rotates, screw rod 9 drives down through slider 17 and moves down through the inside of sliding block 17 and makes the inside rotation 6 of sliding block 17, the inside rotation of fan blade 6 is realized, the effect is not to be exposed from the inside through the lifter blade 6, the fan blade 6 is cooled down, the inside rotation is realized, the inside is cooled down, the fan 6 is cooled down, the inside is cooled down, the inside is cooled down and is cooled down by the down, the inside the air, the inside is cooled down and is cooled down.

Referring to fig. 1-3, one side of the housing 2 is fixedly connected with a rain-proof plate 16 through screws, and the rain-proof plate 16 is installed on the housing 2 through the arrangement of the structures such as the housing 2 and the rain-proof plate 16, whether the exhaust fan housing 3 is moved out or not, rainwater can be effectively prevented from being poured into the exhaust fan housing 3, rainwater is prevented from flowing backward into a building, the exhaust fan is also prevented from being corroded by rainwater for a long time, the service life of the exhaust fan is prolonged, and the effect of preventing rainwater is realized.

Referring to fig. 1, a groove 14 is formed in the rotary rod 4, and the output end of the motor 1 and the groove 14 are the same in shape and size.

Referring to fig. 1, a sliding groove 15 is provided in the exhaust fan housing 3, a lifting plate 7 is slidably connected in the sliding groove 15, a return spring 10 is welded at the bottom of the lifting plate 7, and the other end of the return spring 10 is welded on the inner wall of the sliding groove 15.

Referring to fig. 1, a screw groove is formed in the sliding block 17, the screw 9 passes through the screw groove, and the shape and the size of the screw 9 are the same as those of the screw groove.

Referring to fig. 2, a through slot is formed in the spool 11, and the screw 9 passes through the through slot.

The specific implementation process of the utility model is as follows: when outdoor weather is clear and the wind is big, the rocking handle 8 is rotated, the screw rod 9 follows to rotate, the sliding block 17 drives the exhaust fan shell 3 to move leftwards through the screw rod 9, the winding block 11 on the screw rod 9 rotates and winds the steel rope 12, the lifting plate 7 is pulled down, the wind can blow the fan blade 6 from the groove exposed after the lifting plate 7 descends, the fan blade 6 is enabled to rotate, ventilation is carried out in the building, the fan blade 6 is driven to rotate without using the motor 1, and the environment-friendly fan is lower in carbon.

The rain-proof plate 16 is arranged on the shell 2, whether the exhaust fan shell 3 is moved out or not can effectively prevent rainwater from being poured into the exhaust fan shell 3, prevent rainwater from flowing backward into a building, prevent the exhaust fan from being corroded by rainwater for a long time, and prolong the service life of the exhaust fan.

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. A building ventilation structure comprising a housing (2), characterized in that: the novel fan comprises a shell (2), and is characterized in that a motor (1) is arranged on one side of the shell (2), an exhaust fan shell (3) is slidably assembled in the shell (2), a rotating rod (4) is rotatably arranged in the exhaust fan shell (3), one end of the rotating rod (4) is fixedly connected with a rotating disc (5) through a screw, a plurality of circular equally-distributed fan blades (6) are fixedly connected onto the rotating disc (5) through screws, and a lifting plate (7) is slidably assembled in the exhaust fan shell (3);

the inside rotation of casing (2) is installed screw rod (9), screw fixedly connected with rocking handle (8) are passed through to the one end of screw rod (9), screw fixedly connected with sliding block (17) are passed through to the bottom of exhaust fan shell (3), screw rod (9) threaded connection is in the inside of sliding block (17), through screw fixedly connected with reel (11) on screw rod (9), fixedly connected with wire rope (12) on reel (11), screw fixedly connected with leading wheel (13) are passed through to the inside of exhaust fan shell (3), the other end of wire rope (12) is walked around leading wheel (13) and fixedly connected with is in the bottom of lifter plate (7).

2. A building ventilation structure according to claim 1, characterized in that: one side of the shell (2) is fixedly connected with a rain-proof plate (16) through screws.

3. A building ventilation structure according to claim 1, characterized in that: the inside of dwang (4) has seted up recess (14), the output of motor (1) with the shape size of recess (14) is the same.

4. A building ventilation structure according to claim 1, characterized in that: the exhaust fan is characterized in that a sliding groove (15) is formed in the exhaust fan shell (3), the lifting plate (7) is connected to the inside of the sliding groove (15) in a sliding mode, a return spring (10) is welded to the bottom of the lifting plate (7), and the other end of the return spring (10) is welded to the inner wall of the sliding groove (15).

5. A building ventilation structure according to claim 1, characterized in that: the inside of sliding block (17) has seted up the screw thread groove, screw rod (9) pass the inside of screw thread groove, screw rod (9) with the shape size of screw thread groove is the same.

6. A building ventilation structure according to claim 1, characterized in that: a through groove is formed in the winding block (11), and the screw rod (9) penetrates through the inside of the through groove.