Building ventilation structure

Abstract

The utility model relates to the technical field of ventilation, in particular to a building ventilation structure. The device comprises a ventilation pipe. And the ventilation assembly is arranged in the ventilation pipe and is used for ventilating the building. The air opening adjusting assembly is arranged on the air outlet side of the ventilation assembly and adjusts the size of the air opening. And the extension assembly is detachably arranged at the air outlet end of the ventilation pipe and used for extending a pipe opening of the ventilation pipe. The air opening adjusting assembly comprises an air opening adjusting piece which adjusts the size of an air outlet of the ventilation pipe in a rotating opening and closing mode. And the driving part is used for driving the tuyere adjusting part. The second driving mechanism is started to drive the gear to rotate, so that the gear ring, the rotating ring and the mounting blocks are driven to rotate, the sliding columns slide in the corresponding sliding grooves, meanwhile, the mounting blocks rotate to drive the corresponding connecting rods to rotate, then the opening and closing plates are driven to rotate, the ventilation holes are opened or closed, the air outlet speed is adjusted, and different requirements are met.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation, in particular to a building ventilation structure. Background Art

[0002] A building ventilation structure refers to a system designed inside or outside a building, aiming to ensure air flow and maintain the quality and comfort of indoor air. The design and operation of a building ventilation structure are very important parts of building engineering.

[0003] The Chinese patent document with the authorization announcement number CN219829045U proposes a high-rise building ventilation structure, including a pipe body. A louver is arranged inside the pipe body. A disassembly structure is arranged on one side of the louver. A noise reduction structure is arranged on one side of the disassembly structure. A fan is arranged on one side of the noise reduction structure. An exhaust fan is fixedly connected to one side of the fan. A support frame is fixedly connected to the bottom of the fan. An adjusting pipe one is fixedly connected to the outside of the pipe body. A fixing block is fixedly connected to the top of the adjusting pipe one. An adjusting screw penetrates through the inside of the fixing block. A nut is threadedly connected to the surface of the adjusting screw. The other end of the adjusting screw is fixedly connected to a limiting plate. An adjusting pipe two is fixedly connected to the inside of the limiting plate. A sealing gasket is arranged at the bottom end of the adjusting pipe two.

[0004] In the above application, although the distance between the pipe bodies of the high-rise building ventilation structure is adjusted by moving the pipe body in the adjusting pipe, thereby improving the practicability of the pipe bodies of the high-rise building ventilation structure, the size of the air outlet of this device cannot be adjusted, and the ventilation position is constant. When the pollutant concentration in a local area of the room is too high and ventilation is urgently needed, this device cannot ventilate the local area accurately, resulting in too low ventilation efficiency. Summary of the Utility Model

[0005] Aiming at the problems in the background art, a building ventilation structure is proposed.

[0006] The utility model proposes a building ventilation structure, including a ventilation pipe. A ventilation component arranged inside the ventilation pipe for ventilating the building. An air outlet adjusting component arranged on the air outlet side of the ventilation component for adjusting the size of the air outlet. And an extension component detachably arranged at the air outlet end of the ventilation pipe for extending the pipe orifice of the ventilation pipe. The air outlet adjusting component includes an air outlet adjusting member for adjusting the size of the air outlet of the ventilation pipe by rotating and opening / closing; and a driving member for providing driving force to the air outlet adjusting member. The extension component includes an extension member; and a limiting member for detachably connecting the extension member to the ventilation pipe by clamping.

[0007] Preferably, the ventilation component includes a connecting plate one arranged at the inner wall of the ventilation pipe; a driving mechanism one is arranged at the side wall of the connecting plate one; the driving end of the driving mechanism one is connected to a ventilation fan; the ventilation fan is rotatably connected to the connecting plate one.

[0008] Preferably, filters are provided on both sides of the ventilation fan; both filters are connected to the inner wall of the ventilation duct.

[0009] Preferably, the air outlet adjusting member includes a fixing plate provided on the inner wall of the ventilation duct; a rotating ring is rotatably connected to one side of the fixing plate, and a plurality of sliding columns are arranged in an annular array. Ventilation holes are also provided on the fixing plate; an installation ring is provided outside the ventilation holes; a plurality of chutes and installation blocks corresponding to the sliding columns one by one are arranged in an annular array on the rotating ring; the plurality of sliding columns are respectively slidably connected to the corresponding chutes; a connecting rod is rotatably connected to each of the plurality of installation blocks; the other ends of the plurality of connecting rods are rotatably connected to an opening and closing plate; a rotating shaft is provided on each of the plurality of opening and closing plates and is rotatably connected to the installation ring through the rotating shaft; the plurality of rotating shafts are distributed in an annular array on the installation ring.

[0010] Preferably, the plurality of opening and closing plates can open / close the ventilation holes by rotating.

[0011] Preferably, the driving member includes a toothed ring connected to the rotating ring; a gear is meshed and connected to one side of the toothed ring; a driving mechanism two is provided on one side of the gear; the driving mechanism two is connected to the inner wall of the ventilation duct through a connecting plate two; the driving end of the driving mechanism two is connected to the gear.

[0012] Preferably, the extension member includes an extension pipe; a docking ring is connected to one end of the extension pipe; a plurality of clamping grooves are provided on the outer side of the docking ring; the limiting member includes a limiting ring provided at the air outlet end of the ventilation duct; a hole groove corresponding to the clamping groove one by one is provided on the inner side of the limiting ring; a spring is connected to the bottom of the hole groove; the other end of the spring is connected to a limiting column that is engaged and clamped with the clamping groove.

[0013] Preferably, the extension pipe is a telescopic corrugated pipe.

[0014] Compared with the prior art, the utility model has the following beneficial technical effects:

[0015] (1) For this building ventilation structure, by starting the driving mechanism two to drive the gear to rotate, the toothed ring, the rotating ring and the plurality of installation blocks are driven to rotate, so that the sliding column slides in the corresponding chute. At the same time, the rotation of the installation block drives the corresponding connecting rod to rotate, and further drives the plurality of opening and closing plates to rotate, opening or closing the ventilation holes to adjust the air outlet speed and meet different requirements.

[0016] (2) For this building ventilation structure, by inserting the docking ring on the extension pipe into the limiting ring, the limiting column is first compressed and retracted into the hole groove under extrusion, and then pushed by the elastic force of the spring to extend into the clamping groove, so that the limiting member limits and fixes the extension member. Then, by aligning the other end of the extension pipe with the area that needs ventilation, the ventilation position can be adjusted more accurately, thereby increasing the ventilation efficiency, especially applicable to situations where the pollutant concentration is too high in a local area of the room, or the temperature is unevenly distributed and emergency ventilation is required. Description of the Drawings

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a cross-sectional view of the overall structure of the utility model;

[0019] Figure 3 For the utility model Figure 2 Schematic diagram of the structure of the extension component at position A in it;

[0020] Figure 4 Schematic diagram of the structure of the air outlet adjustment component of the utility model;

[0021] Figure 5 Exploded view of the structure of the air outlet adjustment component of the utility model.

[0022] Reference numerals: 1, ventilation pipe; 2, ventilation component; 21, connecting plate 1; 22, ventilation fan; 23, drive mechanism 1; 24, filter screen; 3, air outlet adjustment component; 31, air outlet adjustment part; 311, fixing plate; 312, ventilation hole; 313, mounting ring; 314, sliding column; 315, rotating ring; 316, chute; 317, mounting block; 318, connecting rod; 319, opening and closing plate; 3110, rotating shaft; 32, driving part; 321, gear ring; 322, gear; 323, drive mechanism 2; 324, connecting plate 2; 4, extension component; 41, extension part; 411, extension pipe; 412, docking ring; 413, clamping groove; 42, limiting part; 421, limiting ring; 422, hole groove; 423, spring; 424, limiting column. Detailed implementation mode

[0023] Embodiment 1

[0024] As Figure 1-2 Shown in and Figures 4 - 5, a building ventilation structure proposed by the utility model includes a ventilation pipe 1. A ventilation component 2 arranged inside the ventilation pipe 1 for ventilating the building. An air outlet adjustment component 3 arranged on the air outlet side of the ventilation component 2 for adjusting the size of the air outlet. And an extension component 4 detachably arranged at the air outlet end of the ventilation pipe 1 for extending the pipe orifice of the ventilation pipe 1. The air outlet adjustment component 3 includes an air outlet adjustment part 31 for adjusting the size of the air outlet of the ventilation pipe 1 by rotating and opening / closing; and a driving part 32 for providing drive to the air outlet adjustment part 31. The extension component 4 includes an extension part 41; and a limiting part 42 for detachably connecting the extension part 41 to the ventilation pipe 1 by clamping.

[0025] Further explanation, the ventilation component 2 includes a connecting plate 1 arranged on the inner wall of the ventilation pipe 1; a drive mechanism 1 is arranged on the side wall of the connecting plate 1; the drive end of the drive mechanism 1 is connected with a ventilation fan 22; the ventilation fan 22 is rotatably connected to the connecting plate 1. It can ventilate the building.

[0026] Further illustration: Filter screens 24 are provided on both sides of the ventilation fan 22; the two filter screens 24 are both connected to the inner wall of the ventilation pipe 1. The air flowing into and out of the building can be filtered.

[0027] Further illustration: The air outlet adjusting member 31 includes a fixing plate 311 provided on the inner wall of the ventilation pipe 1; a rotating ring 315 is rotatably connected to one side of the fixing plate 311, and a plurality of sliding columns 314 are arranged in an annular array. Ventilation holes 312 are also formed in the fixing plate 311; an installation ring 313 is provided outside the ventilation holes 312; a plurality of chutes 316 and installation blocks 317 corresponding to the sliding columns 314 one by one are arranged in an annular array on the rotating ring 315; the plurality of sliding columns 314 are respectively slidably connected to the corresponding chutes 316; a connecting rod 318 is rotatably connected to each of the plurality of installation blocks 317; the other ends of the plurality of connecting rods 318 are rotatably connected to an opening and closing plate 319; a rotating shaft 3110 is provided on each of the plurality of opening and closing plates 319, and the opening and closing plates 319 are rotatably connected to the installation ring 313 through the rotating shafts 3110; the plurality of rotating shafts 3110 are distributed in an annular array on the installation ring 313. The plurality of opening and closing plates 319 can open / close the ventilation holes 312 by rotating. By adjusting the size of the air outlet, the speed of indoor air flow can be controlled to meet different requirements.

[0028] Further illustration: The driving member 32 includes a toothed ring 321 connected to the rotating ring 315; a gear 322 is meshed and connected to one side of the toothed ring 321; a driving mechanism two 323 is provided on one side of the gear 322; the driving mechanism two 323 is connected to the inner wall of the ventilation pipe 1 through a connecting plate two 324; the driving end of the driving mechanism two 323 is connected to the gear 322. The opening and closing plates 319 can be driven to open or close the ventilation holes 312.

[0029] Embodiment Two

[0030] As Figure 1-3As shown in the figure, a building ventilation structure proposed by the present utility model, compared with the first embodiment, this embodiment further includes: The extension member 41 includes an extension pipe 411; One end of the extension pipe 411 is connected with a docking ring 412; A plurality of clamping grooves 413 are opened on the outer side of the docking ring 412; The limiting member 42 includes a limiting ring 421 arranged at the air outlet end of the ventilation pipe 1; A hole groove 422 corresponding to the clamping groove 413 one by one is opened on the inner side of the limiting ring 421; A spring 423 is connected to the bottom of the hole groove 422; The other end of the spring 423 is connected with a limiting column 424 that cooperates with the clamping groove 413 for clamping. The extension member 41 can be installed on the limiting member 42 only when needed, so that the extension pipe 411 extends the ventilation pipe 1, and the other end of the extension pipe 411 can be aligned with the position where ventilation is required, making the ventilation position adjustment more accurate, thereby increasing the ventilation efficiency, especially applicable to situations where the pollutant concentration is too high in a local area of the room, or the temperature is unevenly distributed and emergency ventilation is required. In addition, the extension assembly 4 can also cooperate with the air volume control assembly 3. When emergency ventilation is needed, the size of the air outlet is reduced, thereby increasing the air flow rate and further increasing the ventilation efficiency.

[0031] Further explanation, the extension pipe 411 is a telescopic corrugated pipe. The extension pipe 411 can not only be telescopic, but also be bent, so that the other end of the extension pipe 411 can be stretched to positions at different distances and angles, increasing the flexibility of the extension pipe 411, and further increasing the application range of the device.

[0032] The working principle of the present utility model is as follows: During work, first start the driving mechanism one 23 to drive the ventilation fan 22 to rotate, and ventilate the building. When it is necessary to adjust the size of the air outlet, the driving mechanism two 323 can be started to drive the gear 322 to rotate, thereby driving the toothed ring 321, the rotating ring 315 and a plurality of mounting blocks 317 to rotate, so that the sliding column 314 slides in the corresponding chute 316. At the same time, the rotation of the mounting block 317 drives the corresponding connecting rod 318 to rotate, and further drives a plurality of opening and closing plates 319 to rotate, opening or closing the ventilation holes 312 to adjust the air outlet speed to meet different requirements.

[0033] When the air pollution is too heavy or the temperature is too high / low in a local area of the room and emergency ventilation is required, first align the docking ring 412 on the extension pipe 411 with the limiting ring 421, and make the clamping groove 413 opposite to the corresponding hole groove 422. Then insert the docking ring 412 into the limiting ring 421, so that the limiting column 424 is first squeezed and retracted into the hole groove 422, and then pushed by the elastic force of the spring 423 to extend into the clamping groove 413, so that the limiting member 42 limits and fixes the extension member 41. Then align the other end of the extension pipe 411 with the area where ventilation is required to increase the ventilation efficiency.

[0034] The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings. However, the present utility model is not limited thereto, and various changes can be made without departing from the gist of the present utility model within the scope of knowledge possessed by those skilled in the relevant technical field.

Claims

1. A building ventilation structure, characterized in that: include Ventilation pipe (1); A ventilation component (2) is arranged in the ventilation pipe (1) and is used to ventilate the building; An air outlet adjustment component (3) is arranged on the air outlet side of the ventilation component (2) and is used to adjust the size of the air outlet; and an extension component (4) which is detachably arranged at the air outlet end of the ventilation pipe (1) and is used to extend the pipe opening of the ventilation pipe (1); The air outlet adjustment component (3) includes An air outlet adjustment member (31) for adjusting the size of the air outlet of the ventilation pipe (1) by rotating to open and close; and a driving member (32) for driving the air outlet adjusting member (31); The extension assembly (4) comprises Extension member (41); And the extension piece (41) is detachably connected to the limiting piece (42) on the ventilation pipe (1) by means of a snap connection.

2. A building ventilation structure according to claim 1, characterized in that: The ventilation assembly (2) comprises a connecting plate (21) arranged on the inner wall of the ventilation pipe (1); a driving mechanism (23) is arranged on the side wall of the connecting plate (21); a driving end of the driving mechanism (23) is connected to a ventilation fan (22); and the ventilation fan (22) is rotatably connected to the connecting plate (21).

3. A building ventilation structure according to claim 2, characterized in that: Filter screens (24) are provided on both sides of the ventilation fan (22); the two filter screens (24) are connected to the inner wall of the ventilation pipe (1).

4. A building ventilation structure according to claim 1, characterized in that: The air outlet adjustment member (31) comprises a fixed plate (311) arranged on the inner wall of the ventilation pipe (1); a rotating ring (315) is rotatably connected to one side of the fixed plate (311), and a plurality of sliding columns (314) are arranged in an annular array; a ventilation hole (312) is also provided on the fixed plate (311); a mounting ring (313) is arranged outside the ventilation hole (312); a plurality of sliding grooves (316) and mounting blocks (314) corresponding to the sliding columns (314) are arranged in an annular array on the rotating ring (315). 317); a plurality of sliding columns (314) are respectively slidably connected to corresponding sliding grooves (316); a plurality of mounting blocks (317) are rotatably connected to connecting rods (318); the other ends of a plurality of connecting rods (318) are rotatably connected to opening and closing plates (319); a plurality of opening and closing plates (319) are each provided with a rotating shaft (3110), and are rotatably connected to the mounting ring (313) through the rotating shaft (3110); a plurality of rotating shafts (3110) are distributed in a ring array on the mounting ring (313).

5. A building ventilation structure according to claim 4, characterized in that: The plurality of opening and closing plates (319) can open / close the ventilation holes (312) by rotating.

6. A building ventilation structure according to claim 4, characterized in that: The driving member (32) comprises a gear ring (321) connected to the rotating ring (315); one side of the gear ring (321) is meshedly connected with a gear (322); one side of the gear (322) is provided with a second driving mechanism (323); the second driving mechanism (323) is connected to the inner wall of the ventilation pipe (1) through a second connecting plate (324); and the driving end of the second driving mechanism (323) is connected to the gear (322).

7. A building ventilation structure according to claim 1, characterized in that: The extension member (41) comprises an extension tube (411); one end of the extension tube (411) is connected to a docking ring (412); a plurality of clamping grooves (413) are provided on the outer side of the docking ring (412); the limiting member (42) comprises a limiting ring (421) arranged at the air outlet end of the ventilation tube (1); a hole groove (422) corresponding to the clamping groove (413) is provided on the inner side of the limiting ring (421); a spring (423) is connected to the bottom of the hole groove (422); and the other end of the spring (423) is connected to a limiting column (424) which is engaged with the clamping groove (413).

8. A building ventilation structure according to claim 7, characterized in that: The extension tube (411) is a telescopic bellows.

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