CN212777774U

CN212777774U - Building ventilation system

Info

Publication number: CN212777774U
Application number: CN202021892174.0U
Authority: CN
Inventors: 阮鹏; 林挺; 叶城雄; 陈嘉群
Original assignee: Fujian Xinggang Construction Engineering Co ltd
Current assignee: Fujian Xinggang Construction Engineering Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-03-23
Anticipated expiration: 2030-09-02

Abstract

The application relates to a building ventilation system, which comprises a building body, an air duct with two ends communicated to the outer side of the building body and a ventilation pipe communicated with the peripheral side of the air duct; at least two main fans are arranged in the inner cavity of the air duct; the air duct is positioned between the main fan and the inner side of the building body and is provided with a filtering mechanism; the filtering mechanism comprises a mounting seat and a filter sheet mounted on the mounting seat; the periphery of the air duct is provided with an installation groove; the mounting seat is detachably connected to the mounting groove. This application has the effect that reduces indoor environment air pollution when keeping the natural wind to introduce.

Description

Building ventilation system

Technical Field

The application relates to the field of building ventilation technology, in particular to a building ventilation system.

Background

In the building process, the design and planning of ventilation of buildings are an indispensable step. However, due to the requirement of safety and beauty, the ventilation area of the building is small, and due to the influence of the ambient temperature, the window is often in a closed state, so that the natural ventilation capability in the building is poor. Therefore, ventilation systems and other modes are mostly adopted in modern buildings for ventilation.

An authorization notice number is CN209355424U discloses a ventilation economizer system of green building, and it includes the wind channel that the level set up and both ends intercommunication green building body outside, the level set up and communicate a plurality of horizontal ventilation pipes on the wind channel lateral wall, vertical setting and communicate in a plurality of vertical ventilation pipes of wind channel bottom, communicate the branch road fan in horizontal ventilation pipe and vertical ventilation pipe and be fixed in the main fan at wind channel both ends respectively, horizontal ventilation pipe and vertical ventilation pipe correspond each other and the axis is crossing.

According to the related technology, the main fan is started, natural air outside the green building body is pumped into the air duct, the branch fan is started along with the main fan, and the natural air in the air duct is discharged into a room through the transverse ventilation pipe and the vertical ventilation pipe. However, in the rotation process of the main fan, particle impurities such as outdoor dust and scraps are easy to be sucked into the air duct, so that air pollution to the indoor environment is caused.

SUMMERY OF THE UTILITY MODEL

In order to reduce air pollution of an indoor environment while keeping natural wind introduced, the application provides a building ventilation system.

The application provides a building ventilation system adopts following technical scheme:

a building ventilation system comprises a building body, an air duct with two ends communicated to the outer side of the building body and a ventilation pipe communicated with the periphery of the air duct; at least two main fans are arranged in the inner cavity of the air duct; the air duct is positioned between the main fan and the inner side of the building body and is provided with a filtering mechanism; the filtering mechanism comprises a mounting seat and a filter sheet mounted on the mounting seat; the periphery of the air duct is provided with an installation groove; the mounting seat is detachably connected to the mounting groove.

Through adopting above-mentioned technical scheme, start the main blower, the building body outside has the dust, the natural wind of sweeps passes through the filtration back of filter element, comparatively clean natural wind flows in the wind channel, and arrange the building body indoor through the ventilation pipe, reach the clean time back of filter element, break away from the mount pad with being connected of mounting groove, alright take off the filter element that has the mount pad, clean the back with the filter element, alright fix mount pad and mounting groove again, be convenient for cleaner from indoor taking off the mount pad between filter mechanism setting and main blower and the building body inboard on the one hand, on the other hand, the filter element restriction dust, the sweeps also protects the blade of main blower when getting into the wind channel, improve the life of main blower.

Optionally, the mounting seat includes a bearing block, two limiting blocks connected to the bearing block in a sliding manner, and a sliding assembly for controlling sliding positions of the limiting blocks; the inner side wall opposite to the mounting groove is provided with a limiting groove for the embedding of a limiting block; the filter sheet is arranged on one side of the bearing block facing the air channel; one side of the bearing block, which is far away from the filter sheet, is provided with a movable groove; the sliding assembly is arranged in the movable groove.

Through adopting above-mentioned technical scheme, when the clean cassette of needs, make the stopper follow the spacing inslot roll-off through the slip subassembly, the stopper breaks away from completely with the spacing groove be connected the back, alright take off the cassette that has the carrier block, the clean back of cassette is aimed at the corresponding position of mounting groove with the carrier block, rethread slip subassembly makes the stopper imbed the spacing inslot again, accomplishes being connected of carrier block and mounting groove.

Optionally, the sliding assembly comprises a movable block connected to the movable groove in a sliding manner, two racks fixed on the outer side of the movable block, two rotating shafts connected to the movable block in a rotating manner, and a gear coaxially fixed on the rotating shafts; two opposite inner side walls of the movable groove are both provided with a rotating groove communicated with the movable groove; the rack is connected with the rotating groove in a sliding manner; the two rotating shafts are positioned in the rotating grooves which correspond to one another one by one; the gear is meshed with the rack; a reset rope is wound around the periphery of the rotating shaft; the limiting block is positioned at the same side of the bearing block provided with the filter sheet; one end of the reset rope is fixed on the periphery of the rotating shaft, and the other end of the reset rope penetrates through the same side of the bearing block provided with the filter sheet and is fixedly connected to one side of the limiting block facing the filter sheet; and when the limiting block slides to one side of the filter sheet, the reset spring is compressed.

By adopting the technical scheme, when the filter sheet needs to be cleaned, the movable block is moved, the rack slides to drive the gear to rotate, so that the rotating shaft is driven to rotate, the rotating shaft rotates to drive the reset rope to be wound, the limit block slides to one side of the filter sheet to further compress the reset spring, the limit block is separated from the connection of the limit groove, the bearing block moves in the opposite direction of the side, provided with the filter sheet, of the bearing block, and then the bearing block can be taken down; when installing the carrier block in the mounting groove again, after the carrier block aimed at the corresponding position of mounting groove, unclamped the movable block, reset spring resumes the state before the compression to imbed the stopper spacing inslot again, accomplish the carrier block and install in the mounting groove.

Optionally, a compression spring is installed on one side of the movable block facing the filter sheet; the rotating groove limits the rack to slide out of the bearing block.

Through adopting above-mentioned technical scheme, compression spring's introduction for the slew velocity of pivot is faster, can loosen the rope that resets from the state of tightening fast, so that the stopper imbeds the spacing inslot more fast, improves the installation rate of carrier block.

Optionally, an elastic rope crossing the movable groove is installed on one side of the bearing block, which is away from the filter sheet; and one side of the movable block, which is far away from the filter disc, is provided with a clamping groove for the elastic rope to be embedded and connected.

By adopting the technical scheme, when the filter disc is disassembled, a cleaner can take down the bearing block only by embedding the elastic rope in the clamping groove and moving the bearing block to the opposite direction of the side of the bearing block, on which the filter disc is arranged; when the installation, after the carrier block aims at the corresponding position of mounting groove, only need to break away from the draw-in groove with the stretch cord, just accomplish the stopper and scarf joint in the spacing inslot, the dismouting process of carrier block and mounting groove, the cleanup crew's of being convenient for operation.

Optionally, a handle is fixed to a side of the bearing block facing away from the filter sheet.

Through adopting above-mentioned technical scheme, the carrier block causes the unable bearing carrier block of cleaner firmly because of factors influence such as gravity, and the introduction of handle is convenient for cleaner bearing carrier block, reduces the risk that the carrier block dropped from the cleaner hand.

Optionally, the inner cavity of the ventilation pipe is provided with a branch fan for pumping the air in the air duct to the interior of the building body.

Through adopting above-mentioned technical scheme for the natural wind in the wind channel is delivered to the building body indoor more evenly fast.

Optionally, the filter disc and the mounting seat are detachably connected.

Through adopting above-mentioned technical scheme, the clean personnel of being convenient for clean the cassette.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the filter mechanism, on one hand, the filter mechanism is arranged between the main fan and the inner side of the building body, so that cleaning personnel can conveniently take down the mounting seat from the indoor space, on the other hand, the filter sheet can prevent dust and scraps from entering the air duct and simultaneously protect blades of the main fan, and the service life of the main fan is prolonged;

2. through the rack and the gear, when the movable block and the mounting groove slide relatively, the rotating shaft is driven to retract and release the reset rope, so that the embedded connection and disconnection state of the limiting block and the limiting groove is realized, the bearing block with the filter disc is convenient to disassemble and assemble, and the operation of a cleaner is convenient;

3. through stretch cord and draw-in groove, need not the sanitizer and continuously touch the movable block, reduce sanitizer's intensity of labour.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an exploded view of a filter mechanism according to an embodiment of the present application.

Fig. 3 is a schematic view of the overall structure of the filter mechanism according to the embodiment of the present application.

Fig. 4 is a schematic structural view of a threading post according to an embodiment of the present application.

Description of reference numerals: 1. a building body; 2. an air duct; 21. a main fan; 22. mounting grooves; 221. a limiting groove; 3. a vent pipe; 31. a branch fan; 4. a filtering mechanism; 41. a mounting seat; 411. a bearing block; 4111. a dovetail groove; 4112. a movable groove; 4113. a rotating groove; 412. a limiting block; 4121. a slider; 413. a sliding assembly; 4131. a movable block; 41311. a card slot; 4132. a rack; 4133. a rotating shaft; 4134. a gear; 4135. a compression spring; 414. a slide rail; 415. a return spring; 416. threading the wire column; 4161. a threading cavity; 4162. perforating; 417. a reset rope; 42. a filter disc; 5. an elastic cord; 6. a handle.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses building ventilation system. Referring to fig. 1, a building ventilation system comprises a building body 1, an air duct 2 with two ends communicated to the outer side of the building body 1, and a ventilation pipe 3 communicated with the peripheral side of the air duct 2, wherein two main fans 21 are fixed in the inner cavity of the air duct 2, the ventilation pipe 3 is located between the two main fans 21, and a branch fan 31 is fixed in the inner cavity of the ventilation pipe 3. The air duct 2 is provided with a filtering mechanism 4 between the main fan 21 and the inner side of the building body 1, the main fan 21 is opened, the branch fan 31 is started accordingly, and after natural air with dust and sweeps outside the building body 1 is filtered by the filtering mechanism 4, relatively clean natural air flows into the air duct 2 and is discharged to the indoor space of the building body 1 through the ventilation pipe 3.

Referring to fig. 1, the filter mechanism 4 includes a mounting seat 41 and a filter 42 mounted on the mounting seat 41, and a mounting groove 22 is formed at the bottom of the air duct 2. The mounting seat 41 is detachably coupled to the mounting groove 22. After the cleaning time of the filter sheet 42 is reached, the mounting seat 41 is separated from the connection with the mounting groove 22, so that the filter sheet 42 with the mounting seat 41 can be taken down, and after the filter sheet 42 is cleaned, the mounting seat 41 can be fixed with the mounting groove 22 again.

Referring to fig. 1 and 2, the mounting seat 41 includes a bearing block 411, two limiting blocks 412 slidably connected to the bearing block 411, and a sliding component 413 for controlling the sliding position of the limiting blocks 412, and a limiting groove 221 for the limiting blocks 412 to be embedded is formed in the inner side wall of the mounting groove 22. One side of the bearing block 411 facing the air duct 2 is provided with a dovetail groove 4111 for slidably connecting the filter sheet 42. The bearing block 411 is located on the same side of the dovetail groove 4111, four sliding rails 414 are fixed to two sides of the dovetail groove 4111, and the length extending direction of the sliding rails 414 is perpendicular to the length extending direction of the dovetail groove 4111. The two sides of the stop block 412 are respectively fixed with a slider 4121, the slider 4121 is slidably connected to the slide rail 414, and the slide rail 414 limits the slider 4121 to be separated from the connection with the slide rail 414. A return spring 415 is fixed to a side of the slider 4121 facing the filter 42, and one end of the return spring 415 abuts against an inner wall of the slide rail 414. One side of the bearing block 411 facing away from the filter 42 is provided with a movable groove 4112. The sliding component 413 is disposed in the movable groove 4112. The limiting block 412 slides out of the limiting groove 221 through the sliding assembly 413, after the limiting block 412 is completely separated from connection with the limiting groove 221, the filter sheet 42 with the bearing block 411 can be taken down, the filter sheet 42 slides along the length direction of the dovetail groove 4111, the filter sheet 42 is separated from connection with the bearing block 411, and the filter sheet 42 and the bearing block 411 can be cleaned independently.

Referring to fig. 3, the sliding assembly 413 includes a movable block 4131 slidably connected to the movable groove 4112, two racks 4132 fixed to the outer side of the movable block 4131, two rotating shafts 4133 rotatably connected to the movable block 4131, and a gear 4134 coaxially fixed to the rotating shafts 4133, wherein the movable block 4131 is cylindrical. The inner side wall of the movable groove 4112 is provided with two rotating grooves 4113 which are communicated with the movable groove 4112 by taking the axis of the movable block 4131 as a symmetrical line. The two racks 4132 are symmetrically arranged by taking the axis of the movable block 4131 as a symmetry axis, the racks 4132 are connected to the rotating groove 4113 in a sliding manner, and the rotating groove 4113 limits the racks 4132 from sliding out of the movable groove 4112. The two rotating shafts 4133 are located in the corresponding rotating grooves 4113. The gear 4134 is intermeshed with the rack 4132. A compression spring 4135 is fixed at one end of the movable block 4131 positioned in the movable groove 4112, and one end of the compression spring 4135 far away from the movable block 4131 abuts against the inner wall of the movable groove 4112.

Referring to fig. 3 and 4, two threading columns 416 are fixed to one side of the bearing block 411 where the dovetail groove 4111 is formed, and the two threading columns 416 are respectively located at two sides of the dovetail groove 4111. The threading column 416 is provided with a threading cavity 4161, and the threading cavity 4161 is communicated with the rotating groove 4113. The threading column 416 has a through hole 4162 formed on the circumferential side thereof and communicating with the threading cavity 4161. The return string 417 is wound around the rotation shaft 4133. One end of the return rope 417 is fixed to the peripheral side of the rotating shaft 4133, and the other end thereof passes through the through hole 4162 and is fixedly connected to the side of the stopper 412 facing the filter 42. The movable block 4131 is moved to drive the rotation shaft 4133 to rotate by the mutual engagement of the rack 4132 and the gear 4134, the rotation shaft 4133 rotates to drive the reset rope 417 to wind, the limit block 412 slides towards one side of the filter sheet 42 to compress the reset spring 415, the limit block 412 is separated from the connection of the limit groove 221, the bearing block 411 moves towards the opposite direction of the side of the bearing block 411 where the filter sheet 42 is installed, and the bearing block 411 can be taken down from the installation groove 22 (refer to fig. 1).

Referring to fig. 1 and 2, the bearing block 411 is conveniently taken out of the mounting groove 22. The side of the bearing block 411 facing away from the filter sheet 42 is fixed with a bungee cord 5 crossing the movable slot 4112 and a handle 6. One end of the movable block 4131 far away from the filter sheet 42 is provided with a clamping groove 41311 along the radial direction of the movable block 4131 for the elastic rope 5 to be embedded and connected. The bearing block 411 can be taken down only by embedding the elastic rope 5 in the clamping groove 41311 and pulling the bearing block 411 to the bottom direction of the air duct 2 through the handle 6. After the bearing block 411 is aligned to the corresponding position of the mounting groove 22, the elastic rope 5 is only required to be separated from the clamping groove 41311, and the limiting block 412 is embedded in the limiting groove 221.

The implementation principle of the building ventilation system in the embodiment of the application is as follows: the main fan 21 is started, the branch fans 31 run synchronously, and after natural air with dust and scraps outside the building body 1 is filtered by the filter 42, relatively clean natural air flows into the air duct 2 and is discharged to the indoor space of the building body 1 through the ventilation pipe 3. After the cleaning time of the filter sheet 42 is reached, the elastic rope 5 is embedded in the clamping groove 41311, the bearing block 411 is pulled towards the bottom of the air duct 2 through the handle 6, the bearing block 411 can be taken down, after the bearing block 411 is taken down, the filter sheet 42 is slid to enable the filter sheet 42 to be separated from the connection with the dovetail groove 4111, and the filter sheet 42 and the bearing block 411 are cleaned; after the cleaning, the filter sheet 42 is connected with the dovetail groove 4111 again, the bearing block 411 is aligned to the corresponding position of the installation groove 22, the bearing block 411 is placed in the installation groove 22, the filter sheet 42 is located in the inner cavity of the air duct 2, the elastic rope 5 is pulled to separate the elastic rope 5 from the clamping groove 41311, the limiting block 412 is embedded in the limiting groove 221, and the bearing block 411 and the installation groove 22 are fixed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A building ventilation system, characterized by: comprises a building body (1), an air duct (2) with two ends communicated to the outer side of the building body (1) and a ventilation pipe (3) communicated with the peripheral side of the air duct (2); at least two main fans (21) are arranged in the inner cavity of the air duct (2); the air duct (2) is positioned between the main fan (21) and the inner side of the building body (1) and is provided with a filtering mechanism (4); the filtering mechanism (4) comprises a mounting seat (41) and a filter sheet (42) mounted on the mounting seat (41); the peripheral side of the air duct (2) is provided with an installation groove (22); the mounting seat (41) is detachably connected to the mounting groove (22).

2. A building ventilation system as claimed in claim 1, wherein: the mounting seat (41) comprises a bearing block (411), two limit blocks (412) connected to the bearing block (411) in a sliding mode and a sliding assembly (413) for controlling the sliding position of the limit blocks (412); a limiting groove (221) for the limiting block (412) to be embedded and connected is formed in the inner side wall, opposite to the mounting groove (22); the filter sheet (42) is arranged on one side of the bearing block (411) facing the air duct (2); a movable groove (4112) is formed in one side, away from the filter sheet (42), of the bearing block (411); the sliding component (413) is arranged in the movable groove (4112).

3. A building ventilation system as claimed in claim 2, wherein: the sliding assembly (413) comprises a movable block (4131) connected with the movable groove (4112) in a sliding mode, two racks (4132) fixed on the outer side of the movable block (4131), two rotating shafts (4133) connected with the movable block (4131) in a rotating mode and a gear (4134) coaxially fixed on the rotating shafts (4133); two opposite inner side walls of the movable groove (4112) are provided with rotating grooves (4113) communicated with the movable groove (4112); the rack (4132) is connected to the rotating groove (4113) in a sliding manner; the two rotating shafts (4133) are positioned in the rotating grooves (4113) which correspond to each other one by one; the gear (4134) is meshed with the rack (4132); the peripheral side of the rotating shaft (4133) is wound with a reset rope (417); the limiting block (412) is positioned at the same side of the bearing block (411) provided with the filter sheet (42); one end of the reset rope (417) is fixed on the peripheral side of the rotating shaft (4133), and the other end of the reset rope passes through the bearing block (411), is provided with the filter sheet (42), and is fixedly connected to one side of the limiting block (412) facing the filter sheet (42) at the same side; and a return spring (415) is arranged on one side, facing the filter sheet (42), of the limiting block (412), and when the limiting block (412) slides towards one side of the filter sheet (42), the return spring (415) is compressed.

4. A building ventilation system as claimed in claim 3, wherein: a compression spring (4135) is arranged on one side of the movable block (4131) facing the filter sheet (42); the rotating groove (4113) limits the rack (4132) from sliding out of the bearing block (411).

5. A building ventilation system according to claim 4, wherein: one side of the bearing block (411) departing from the filter sheet (42) is provided with an elastic rope (5) crossing the movable groove (4112); one side of the movable block (4131) far away from the filter sheet (42) is provided with a clamping groove (41311) for the elastic rope (5) to be embedded and connected.

6. A building ventilation system according to any one of claims 2 to 5, wherein: a handle (6) is fixed on one side of the bearing block (411) departing from the filter sheet (42).

7. A building ventilation system as claimed in claim 1, wherein: and a branch fan (31) for pumping the air in the air duct (2) into the room of the building body (1) is arranged in the inner cavity of the ventilation pipe (3).

8. A building ventilation system as claimed in claim 1, wherein: the filter sheet (42) and the mounting seat (41) are in detachable connection.