CN220489355U

CN220489355U - Exhaust ventilator

Info

Publication number: CN220489355U
Application number: CN202322135503.7U
Authority: CN
Inventors: 李�浩; 李小磊; 吴佑祥
Original assignee: Hubei Jihao Construction Engineering Co ltd
Current assignee: Hubei Jihao Construction Engineering Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-02-13
Anticipated expiration: 2033-08-09

Abstract

The utility model belongs to the technical field of building energy conservation, in particular to an exhaust ventilation device, which comprises a guide component capable of promoting indoor and outdoor air exchange and guiding the flow direction of the air in the device, wherein one side of the guide component is provided with a ventilation component contacted with indoor air, and the other side of the guide component is provided with an auxiliary component contacted with outdoor air. According to the utility model, the air in different areas in the sealing box is conveniently driven to flow in opposite directions by the operation of the motor, so that the ventilation assembly can continuously inject outdoor fresh air which is blown to the ground and can lift indoor turbid air into the room, and simultaneously discharge the turbid air originally positioned at a higher position in the room and the turbid air subsequently lifted by the outdoor fresh air into the room, thereby promoting the indoor and outdoor air exchange while injecting the fresh air into the room.

Description

Exhaust ventilator

Technical Field

The utility model belongs to the technical field of building energy conservation, and particularly relates to an exhaust ventilator.

Background

Along with the continuous development of building technology, cavity glass, thermal-insulated bridge cut-off door and window and the continuous progress of outer wall heat preservation technique, the house has become the space of high gas tightness gradually, and outdoor fresh air can not get into indoor, and turbid air also is blocked in the house, is in this kind of environment for a long time, not only influences human comfort level and work efficiency, but also seriously influences healthy.

The Chinese patent document with publication number CN218722052U discloses a natural exhaust ventilator for building energy conservation, which enables an air outlet head to swing up and down through the cooperation between an elastic band and a traction band with one end pulled by a push rod, so that filtered outdoor air sent by an air pump is blown into a room with higher coverage area and efficiency.

However, in the prior art, although the fresh air which is sent into the room and subjected to the purification treatment can cover a large area, the turbid air which is originally remained in the room does not rapidly leave the room due to the increase of the fresh air, and therefore, an exhaust ventilator is proposed.

Disclosure of Invention

The utility model aims to provide an exhaust ventilator.

The technical scheme adopted by the utility model is as follows:

an exhaust ventilator comprises a guide component which can promote the exchange of indoor and outdoor air and guide the flowing direction of the air in the ventilator, wherein one side of the guide component is provided with a ventilator component which is contacted with the indoor air, and the other side of the guide component is provided with an auxiliary component which is contacted with the outdoor air;

the guide assembly comprises a shell which can prevent the flow of indoor and outdoor air from interfering with each other, a guide piece which can enable the air to flow along a fixed direction, and a driving piece which controls the operation of the guide piece.

Preferably: the shell comprises a sealing box, sealing covers are fixedly connected to the upper part and the lower part of the sealing box, and a bracket is fixedly arranged on the sealing cover above the sealing cover.

Preferably: the guide piece comprises a support fixedly arranged in the sealing box, a rotating shaft is movably connected between the support at the front side and the rear side in the sealing box, and a fan blade is fixedly connected at one end of the rotating shaft.

Preferably: the driving piece comprises worm wheels fixedly connected to the outer side face of the rotating shaft, a worm is arranged between the worm wheels, a motor is fixedly installed in the support, and a coupler is arranged between the worm and the motor.

Preferably: the support is rotatably connected with the rotating shaft.

Preferably: the worm wheel is meshed with the worm.

Preferably: the sealing cover is rotationally connected with the worm.

The beneficial effects of the utility model are as follows: the outdoor fresh air blowing device has the advantages that the air in different areas in the sealing box can flow along opposite directions conveniently through the operation of the motor, so that the ventilation assembly can continuously inject outdoor fresh air which is blown to the ground and can lift indoor turbid air into the room, and meanwhile, the turbid air originally positioned at a higher position in the room and the turbid air subsequently lifted by the outdoor fresh air are discharged to the outside, and therefore indoor and outdoor air exchange is promoted while the fresh air is injected into the room.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is a schematic view of an isometric structure of an exhaust ventilator according to the present utility model;

FIG. 2 is a schematic diagram of a front view of an exhaust ventilator according to the present utility model;

FIG. 3 is a schematic view of the parts of a guiding assembly of an exhaust ventilator according to the present utility model;

FIG. 4 is a schematic diagram of a seal box of an exhaust ventilator according to the present utility model;

fig. 5 is a schematic sectional view of a ventilation assembly of an exhaust ventilator according to the present utility model.

The reference numerals are explained as follows:

1. a guide assembly; 101. a seal box; 102. sealing cover; 103. a bracket; 104. a support; 105. a rotating shaft; 106. a fan blade; 107. a worm wheel; 108. a worm; 109. a motor; 110. a coupling; 2. a ventilation assembly; 201. a first connecting pipe; 202. a second connecting pipe; 203. an air outlet cover; 204. a ventilation plate; 205. an air suction cover; 3. an auxiliary component; 301. a non-return valve; 302. an air inlet pipe; 303. a filter tube; 304. an exhaust pipe; 305. a rain-proof cap.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model is further illustrated by the following examples in connection with the accompanying drawings.

As shown in fig. 1 to 5, an exhaust ventilator comprises a guide assembly 1 for promoting the exchange of indoor and outdoor air and guiding the flow direction of the air in the ventilator, wherein one side of the guide assembly 1 is provided with a ventilation assembly 2 contacting with indoor air, and the other side of the guide assembly 1 is provided with an auxiliary assembly 3 contacting with outdoor air.

In this embodiment: the guide assembly 1 comprises a shell capable of enabling indoor and outdoor air to flow without interference, a guide piece capable of enabling air to flow along a fixed direction and a driving piece for controlling the guide piece to run, wherein the shell comprises a seal box 101, a seal cover 102 is fixedly connected to the upper part and the lower part of the seal box 101, a support 103 is fixedly arranged on the seal cover 102 above the seal cover, the guide piece comprises a support 104 fixedly arranged in the seal box 101, a rotating shaft 105 is movably connected between the supports 104 which are respectively arranged on the front side and the rear side in the seal box 101, one end of the rotating shaft 105 is fixedly connected with a fan blade 106, the driving piece comprises a worm wheel 107 fixedly connected to the outer side face of the rotating shaft 105, a worm 108 is arranged between the worm wheel 107, a motor 109 is fixedly arranged in the support 103, and a coupling 110 is arranged between the worm 108 and the motor 109; the support 104 is rotationally connected with the rotating shaft 105, the worm wheel 107 is in meshed connection with the worm 108, and the sealing cover 102 is rotationally connected with the worm 108; the cooperation of seal box 101 and sealed lid 102 can divide into three parts with the inner space of seal box 101, be in proper order in the air inlet region of seal box 101 front portion, be located the exhaust region of seal box 101 rear portion, be located the part installation region of seal box 101 center department, after the motor 109 of installing in support 103 works, the rotation of its output will be transmitted to pivot 105 through shaft coupling 110, worm 108, worm wheel 107, make pivot 105 rotate for support 104 while, drive flabellum 106 and rotate, two flabellums 106 all rotate the back, can guide the air in air inlet region to flow from auxiliary assembly 3 to ventilation assembly 2, and the air in guide exhaust region flows from ventilation assembly 2 to auxiliary assembly 3.

In this embodiment: the ventilation assembly 2 comprises a first connecting pipe 201 fixedly connected to one side of the sealing box 101, a second connecting pipe 202 is arranged behind the first connecting pipe 201, one end of the first connecting pipe 201 is fixedly connected with an air outlet cover 203, the lower end of the air outlet cover 203 is fixedly connected with a ventilation plate 204, and one end of the second connecting pipe 202 is fixedly connected with an air suction cover 205; a plurality of oval through holes are formed in the outer side surface of the suction cover 205; the air injected into the first connecting pipe 201 can leave the device after entering the air outlet cover 203 and passing through the air holes on the air permeable plate 204, and when the air in the second connecting pipe 202 enters the sealed box 101, the air near the height of the air suction cover 205 enters the second connecting pipe 202 after passing through the oval through holes on the outer side surface of the air suction cover 205.

In this embodiment: the auxiliary assembly 3 comprises a check valve 301 fixedly connected to one side of the sealing box 101, an air inlet pipe 302 is fixedly connected to one side of the check valve 301 positioned in front of the check valve, a filter pipe 303 is fixedly connected to the lower end of the air inlet pipe 302, an exhaust pipe 304 is arranged behind the air inlet pipe 302, and a rain cap 305 is fixedly connected to the upper end of the exhaust pipe 304; when the air in the air inlet pipe 302 enters the sealed box 101 through the check valve 301, the air near the filter pipe 303 enters the air inlet pipe 302 after passing through the filter pipe 303, when the air in the sealed box 101 enters the exhaust pipe 304 through the check valve 301, the air leaves the device along the exhaust pipe 304, the check valve 301 can avoid the air backflow, the filter pipe 303 can filter the air entering the device through the air inlet pipe 302, and the rain-proof cap 305 can prevent rainwater from entering the exhaust pipe 304.

Working principle: when the device is installed to finish the air exhaust and ventilation work related to building energy conservation, the ventilation assembly 2 is ensured to be positioned indoors and is installed at the center of the roof as much as possible, and the auxiliary assembly 3 is positioned outdoors; when the indoor air is exhausted and ventilated, the motor 109 is used to drive the two fan blades 106 to rotate, the fan blades 106 in the air inlet area can suck outdoor air into the sealed box 101 along the filter tube 303 and the air inlet tube 302, and the outdoor air is injected into the room along the first connecting tube 201, the air outlet cover 203 and the ventilation plate 204 in a mode of vertically blowing the indoor air to the indoor ground, and the fan blades 106 in the air outlet area can suck indoor air near the air suction cover 205 into the sealed box 101 along the air suction cover 205 and the second connecting tube 202 and discharge the indoor air to the outside along the air outlet tube 304.

While the preferred embodiments of the present utility model have been described in detail with reference to the drawings, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.

Claims

1. An exhaust ventilator, characterized in that: the device comprises a guide component (1) which can promote indoor and outdoor air exchange and guide the flow direction of the air in the device, wherein one side of the guide component (1) is provided with a ventilation component (2) which is contacted with the indoor air, and the other side of the guide component (1) is provided with an auxiliary component (3) which is contacted with the outdoor air;

the guide assembly (1) comprises a shell capable of enabling indoor and outdoor air to flow without interference, a guide piece capable of enabling air to flow along a fixed direction, and a driving piece for controlling the guide piece to operate.

2. An exhaust ventilator according to claim 1, wherein: the shell comprises a sealing box (101), sealing covers (102) are fixedly connected to the upper part and the lower part of the sealing box (101), and a support (103) is fixedly arranged on the sealing covers (102) above.

3. An exhaust ventilator according to claim 2, wherein: the guide piece comprises a support (104) fixedly installed in the sealing box (101), a rotating shaft (105) is movably connected between the support (104) at the front side and the rear side in the sealing box (101), and a fan blade (106) is fixedly connected to one end of the rotating shaft (105).

4. A ventilation device according to claim 3, wherein: the driving piece comprises worm wheels (107) fixedly connected to the outer side face of the rotating shaft (105), worm shafts (108) are arranged between the worm wheels (107), motors (109) are fixedly installed in the supports (103), and a coupler (110) is arranged between the worm shafts (108) and the motors (109).

5. A ventilation device according to claim 3, wherein: the support (104) is rotatably connected with the rotating shaft (105).

6. An exhaust ventilator according to claim 4, wherein: the worm wheel (107) is connected with the worm (108) in a meshed manner.

7. An exhaust ventilator according to claim 6, wherein: the sealing cover (102) is rotationally connected with the worm (108).