CN211924532U - Energy-saving ventilation structure suitable for high-rise building - Google Patents

Abstract

The utility model relates to an energy-conserving ventilation structure suitable for high-rise building uses in building ventilation system field, and it includes air pipe, is equipped with driving motor in the air pipe, has set firmly a plurality of first flabellums on driving motor's the motor shaft, and driving motor's motor shaft tip is connected with the drive shaft through the connecting piece, and drive shaft one end stretches out air pipe main part and has set firmly a plurality of second flabellums on stretching out the circumference lateral wall of one end, air pipe's mouth of pipe fixedly connected with anemoscope. The utility model discloses have when the outer wind speed of building is less, do rotary motion through the first flabellum of driving motor drive to produce the wind pressure, inhale air pipe with the outside air, when the outer wind speed of building is great, driving motor stop work drives the drive shaft through the second flabellum, thereby drive driving motor's motor shaft rotates, makes first flabellum be rotary motion, and then ventilates the building under the electroless condition, has practiced thrift the effect of electric energy.

Description

Energy-saving ventilation structure suitable for high-rise building

Technical Field

The utility model belongs to the technical field of building ventilation system's technique and specifically relates to an energy-conserving ventilation structure suitable for high-rise building is related to.

Background

The building ventilation is divided into natural ventilation and mechanical ventilation, which means that dirty air in a building is directly or after being purified, discharged to the outside, and fresh air is supplemented, so that the indoor air environment is kept in accordance with the sanitary standard.

Chinese patent No. CN107939709B discloses an intelligent detection control type dual-drive duct type ventilation fan, which is based on the existing ventilation duct structure, and introduces the design of a dual-effect accelerated air supply mechanism, and based on the bearings designed and arranged on the inner wall of the ventilation duct, an electric fan is added, and simultaneously, the electric fan is matched with a driven wheel fixedly connected to the outer frame of the fan in the electric fan, and a driving wheel connected through a belt, under the driving of a rotating motor, the rotation of the outer frame of the fan in the bearing inner ring is realized, and based on the detection trigger of an air detection sensor designed in the ventilation duct, the rotation of the motor blades in the electric fan and the rotation of the outer frame of the fan are sequentially and progressively controlled.

The above prior art solutions have the following drawbacks: in the above-mentioned comparison document, motor flabellum and fan outer frame rotate through the drive that rotates the motor completely, rotate the motor and need consume the electric energy when needing the work, and when the wind-force of high-rise building high-rise department was great, above-mentioned device can not effectively utilize eminence natural wind-force, causes the waste of the energy.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-conserving ventilation structure that can carry out effective utilization to high-rise department wind-force of high-rise building to the not enough of prior art existence.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

including air pipe, be equipped with driving motor in the air pipe, a plurality of first flabellums have set firmly on driving motor's the motor shaft, driving motor's motor shaft tip is connected with the drive shaft through the connecting piece, drive shaft one end is stretched out the air pipe main part and is stretched out and has set firmly a plurality of second flabellums on the circumference lateral wall of one end, air pipe's mouth of pipe fixedly connected with anemoscope.

Through adopting above-mentioned technical scheme, during the actual ventilation, when anemoscope monitors that the building outer wind speed is less, managers start driving motor and drive each first flabellum and do rotary motion around driving motor's motor shaft, thereby inhale the air pipe from the air pipe outside, thereby take a breath to the building, when anemoscope monitors that the building outer wind speed is great, driving motor stop work, do rotary motion around the drive shaft through each second flabellum of external wind speed drive, the drive shaft passes through the motor shaft rotation that the connecting piece drove driving motor, thereby make first flabellum rotary motion, cooperation work through second flabellum and first flabellum, blow in the air pipe with the air, and then under the circumstances that has abundant wind resource outside the building, practiced thrift the electric energy when having realized taking a breath to the building.

The utility model discloses further set up to: through first support fixedly connected with push cylinder on the air pipe inside wall, push cylinder's piston rod and the coaxial setting of air pipe, just push cylinder's the perpendicular push pedal that sets up of piston rod fixedly connected with and push cylinder, driving motor and push pedal fixed connection, air pipe is located first support and has set firmly the second support towards orificial one side, the connecting piece includes through second support and the first sleeve of air pipe inside wall fixed connection, first sleeve with connect and with the coaxial setting of driving motor's motor shaft, the internal rotation of first sleeve is connected with the second sleeve, a plurality of keyways have been seted up on the inside wall of second sleeve towards driving motor one end, driving motor's motor shaft end fixedly connected with is with the key of inserting of keyway looks adaptation.

By adopting the technical scheme, when the wind speed outside the building is low, the piston rod of the pushing cylinder retracts, the inserting key at the end part of the motor shaft of the driving motor is separated from each key groove on the inner side wall of the second sleeve, and the driving shaft cannot be driven to do rotary motion when the motor shaft of the driving motor rotates, so that the possibility that the driving shaft and each second fan blade cause load resistance to the work of the driving motor is reduced.

The utility model discloses further set up to: and a one-way bearing is arranged between the circumferential side wall of the driving shaft and the inner side wall of the first sleeve.

Through adopting above-mentioned technical scheme, restricted the rotation direction of drive shaft through one-way bearing to reduced external air current and blown the disorderly second flabellum upset that causes of direction, influenced the condition of air pipe air inlet effect.

The utility model discloses further set up to: the building air-collecting hood is characterized in that a funnel-shaped air-collecting hood is fixedly connected to the building outer wall at the pipe orifice of the air duct, and the opening end with the smaller diameter of the air-collecting hood faces the pipe orifice direction.

Through adopting above-mentioned technical scheme, through the air-collecting cover, carry out certain injecing to the wind direction of blowing to the second flabellum, promoted the stability that external air current blows the direction to the second flabellum to through gathering together the air current of keeping away from air pipe one side open-ended through the air-collecting cover, thereby promoted the wind speed and promoted the efficiency that the air current blows to the second flabellum.

The utility model discloses further set up to: the inner side wall is located on one side, away from the second support, of the first support, a plurality of parallel partition plates are fixedly connected to the inner side wall, the space inside the partition plates is divided into a plurality of mutually independent cavities by the partition plates, and the cavities are communicated with different indoor spaces needing ventilation respectively.

Through adopting above-mentioned technical scheme, through setting up the independent cavity that each baffle separated, when the change leads to a small amount of indoor air to air pipe countercurrent, the independent cavity that each baffle formed keeps apart each air pipe, reduced because the change of external atmospheric pressure, the dirty air of each indoor space mixes each other and gets into the condition of indoor space again in air pipe, the cross contamination of indoor dirty air has been reduced, especially reduced the condition that the virus that propagates through the aerosol medium that can float in the air passes through air pipe to each indoor space diffusion.

The utility model discloses further set up to: and a dust filter screen is fixedly connected to the inner side wall between the plurality of partition plates and the first support.

Through adopting above-mentioned technical scheme, block the outside through the dust screen with the dust in the outside air that part got into air pipe, further promoted air pipe's the quality of taking a breath.

The utility model discloses further set up to: the direction slope of side direction baffle under the dirt filtrating screen, just the inside wall top is located the dirt filtrating screen towards baffle one side fixedly connected with water shower nozzle on the position, water shower nozzle and external water source intercommunication and spout towards dirt filtrating screen surface, the inside wall bottom side is equipped with the water guide frame, the water guide frame along the direction of axis extend and with the mouth of pipe intercommunication, just the tank bottom of water guide frame is towards orificial one side downward sloping.

Through adopting above-mentioned technical scheme, through setting up the water shower nozzle, when having the dust accumulation of certain degree on straining dirt net, the water shower nozzle water spray is washd straining dirt net, reduces the dust that strains dirt net and is infected with and blocks the condition of vent, and the dust leaves on straining dirt net along with rivers to follow water guide frame and follow air pipe's mouth of pipe outflow, thereby reduce rivers and get into air pipe and ooze and get into indoor condition.

The utility model discloses further set up to: and a rain shield is fixedly connected to the building outer wall above the pipe orifice of the ventilation pipe body.

Through adopting above-mentioned technical scheme, through setting up the rain shade, reduced the rainwater and got into the indoor possibility of air pipe depths and getting into from air pipe's mouth of pipe.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the wind speed outside the building is low, the first fan blade is driven to do rotary motion through the driving motor, so that wind pressure is generated, outside air is sucked into the ventilating duct, when the wind speed outside the building is high, the driving motor stops working, the driving shaft is driven through the second fan blade, so that the motor shaft of the driving motor is driven to rotate, the first fan blade is driven to do rotary motion, the building is ventilated under the condition of no electricity, and electric energy is saved;

2. by arranging the pushing cylinder, when the pushing cylinder pushes or pulls the driving motor through the push plate, the end part of a motor shaft of the driving motor is connected with or separated from the first sleeve, so that when the driving motor drives the first fan blade to ventilate, the driving motor does not need to bear the load and resistance of the driving shaft and the second fan blade on the motor shaft, and the pressure borne by the driving motor is reduced;

3. the partition plates are arranged to divide the space in the ventilation pipeline into a plurality of independent cavities, so that when external air pressure is unstable, local indoor air flows back into the ventilation pipeline, mixing is not easy to occur, and virus propagation and other conditions are caused.

Drawings

Fig. 1 is a schematic diagram of the present embodiment for showing the whole structure.

Fig. 2 is a schematic cross-sectional view of the ventilation duct according to the present embodiment.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 2.

Fig. 5 is a schematic cross-sectional view of the distribution structure of each partition of the ventilation duct according to the present embodiment.

In the figure, 1, a ventilation duct; 11. a first bracket; 12. a second bracket; 13. a rain shield; 2. a drive motor; 21. a first fan blade; 22. a connecting member; 23. inserting a key; 3. a drive shaft; 31. a second fan blade; 4. an anemometer; 5. a push cylinder; 51. pushing the plate; 6. a first sleeve; 61. a second sleeve; 611. a keyway; 62. a one-way bearing; 7. a wind collecting cover; 8. a partition plate; 81. a cavity; 9. a dust filter screen; 91. a water spray head; 92. a water guide frame; 10. a load-bearing platform.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an energy-saving ventilation structure suitable for high-rise buildings, including air pipe 1, the mouth of pipe of air pipe 1 is the same level with the lateral wall of building, on the inside wall of air pipe 1 respectively fixedly connected with first support 11 and second support 12, second support 12 is located the orificial one side of air pipe 1 is kept away from to first support 11.

Referring to fig. 2 and 3, a pushing cylinder 5 is fixedly connected to the first bracket 11, and the pushing cylinder 5 is coaxially disposed with the ventilation duct 1. The piston rod of push cylinder 5 towards air pipe 1 orificial one side of mouth and the push pedal 51 that fixedly connected with perpendicular to push pedal 51 set up of air pipe 1, fixedly connected with driving motor 2 on the push pedal 51, driving motor 2's motor shaft and the coaxial setting of push cylinder 5's piston rod, a plurality of first flabellums 21 of fixedly connected with on driving motor 2's the motor shaft circumference lateral wall, each first flabellum 21 is around motor shaft circumference evenly distributed.

Referring to fig. 4, the second bracket 12 is provided with a connecting member 22, the connecting member 22 includes a first sleeve 6 fixedly connected to the second bracket 12, and the first sleeve 6 is coaxially disposed with a motor shaft of the driving motor 2. The inner side wall of the first sleeve 6 is coaxially and rotatably connected with a second sleeve 61 with the length smaller than that of the first sleeve 6, and one end, facing the driving motor 2, of the second sleeve 61 is flush with one end, facing the driving motor 2, of the first sleeve 6. A plurality of key slots 611 are formed in the inner side wall of one end, facing the driving motor 2, of the second sleeve 61, and the plurality of key slots 611 are uniformly distributed along the circumferential inner side wall of the second sleeve 61. Fixedly connected with a plurality of inserted keys 23 on the motor shaft tip circumference lateral wall of driving motor 2, each inserted key 23 along driving motor 2's motor shaft tip circumference evenly distributed and respectively with each keyway 611 looks adaptation, when the piston rod that promotes cylinder 5 stretches out, driving motor 2's motor shaft tip stretches into in the second sleeve 61 and each inserted key 23 inserts respectively in each keyway 611, the driving motor below is equipped with bearing platform 10, driving motor 2 passes through slider and spout cooperation sliding connection with bearing platform 10.

Referring to fig. 2 and 4, a driving shaft 3 is coaxially and fixedly connected to one side of the second sleeve 61, which is away from the driving motor 2, a one-way bearing 62 is arranged at a position of the driving shaft 3, which is located outside the second sleeve 61 and inside the first sleeve 6, and an inner ring and an outer ring of the one-way bearing 62 are fixedly connected to the driving shaft 3 and an inner side wall of the first sleeve 6, respectively. The one-way bearing 62 is configured such that when the wind blows in a direction opposite to the direction of the nozzle of the ventilation duct 1, the direction in which the second fan blades 31 drive the drive shaft 3 to rotate is the allowable rotation direction of the one-way bearing 62, and the reverse rotation is prevented by the one-way bearing 62.

Referring to fig. 1 and 2, the driving shaft 3 extends out of the first sleeve 6 and extends out of the nozzle of the ventilation duct 1, the driving shaft 3 is fixedly connected to a plurality of second blades 31 on the circumferential side wall of the outer portion of the ventilation duct 1, the second blades 31 are uniformly distributed around the circumference of the driving shaft 3, and the volume of each second blade 31 is greater than that of the first blade 21.

Referring to fig. 1, an anemoscope 4 is fixedly connected to the outer side wall of the building, a wind-collecting cover 7 is fixedly connected to the outer side wall of the building through a support rod, the wind-collecting cover 7 is horn-shaped and is arranged coaxially with the drive shaft 3, and the larger opening end of the wind-collecting cover 7 faces to the side far away from the outer side wall of the building. The rain shield is fixedly connected to the outer side wall of the building above the opening of the ventilation pipeline 1 and used for reducing the possibility that rainwater flows into the room from the ventilation pipeline 1.

Referring to fig. 2 and 3, a dust filter 9 is fixedly connected to the inner side wall of the ventilation duct 1 on the side of the first bracket 11 far away from the second bracket 12, and the bottom end of the dust filter 9 is inclined toward the deep part of the ventilation duct 1. The inner side wall of the ventilation pipeline 1 is positioned above the dust filter screen 9 and is fixedly connected with a water nozzle 91 communicated with an external water source, and a nozzle of the water nozzle 91 faces to the screen surface of the dust filter screen 9. The bottom wall of the ventilation duct 1 is fixedly connected with a water guide frame 92, the cross section of the water guide frame 92 is T-shaped, and the opening of the water guide frame 92 is communicated with the inside of the ventilation duct 1. The water guide frame 92 extends from the lower side of the dust filter 9 to the nozzle of the ventilation duct 1, and one end of the bottom wall of the water guide frame 92 close to the nozzle of the ventilation duct 1 is arranged in a downward inclined manner. The possibility that dust outside the building enters the room through the air exchange system is reduced through the dust filter net 9, the dust filter net 9 accumulating the dust is cleaned through the water spray head 91, the pollution to air sucked by a ventilation structure due to bacteria attached to the dust is reduced, water for cleaning the filter screen is discharged from the pipe opening of the ventilation pipeline 1 through the water guide frame 92, and the condition that the water enters the room through the air exchange system is reduced.

Referring to fig. 2 and 5, a plurality of partition plates 8 which are parallel to each other and parallel to the axis of the ventilation duct 1 are fixedly connected to one side, away from the first support 11, of the inner side wall of the ventilation duct 1, the partition plates 8 divide the inner space of the ventilation duct 1 into a plurality of independent cavities 81, and one ends, away from the orifice of the ventilation duct 1, of the cavities 81 are respectively communicated with different indoor rooms to be ventilated through pipes such as organ pipes or ventilation hoses. Therefore, the possibility that when a small amount of indoor air flows back into the ventilation pipeline 1 due to the change of the external air pressure, dirty air in different indoor spaces are mixed in the ventilation pipeline 1 and enter the indoor space again, so that cross contamination is caused, and particularly cross contamination of aerosol medium viruses in the indoor spaces is caused is reduced.

The implementation principle of the embodiment is as follows: building managers monitor the wind speed outside the building through the anemoscope 4 arranged at the opening of the ventilating duct 1, monitoring signals of the anemoscope 4 are transmitted to managers to move a receiving end or fix the receiving end to check the wind speed, when the wind speed outside the building is small, a piston rod of the air cylinder 5 is pushed to retract, and the driving motor 2 drives the first fan blades 21 to rotate around a motor shaft of the driving motor 2, so that ventilation of the ventilating duct 1 is realized; when the wind resources outside the building are rich, the piston rod of the pushing cylinder 5 extends out, so that the end part of the motor shaft of the driving motor 2 is connected with the second sleeve 61 through the inserting key 23 and the key groove 611, the outside air flow drives the first fan blades to do the rotary motion, so that the driving shaft 3 sequentially transmits the rotary motion to the second sleeve 61 and the motor shaft of the driving motor 2, and the first fan blades 21 are made to do the rotary motion, thereby generating the wind pressure to suck the air into the ventilation pipeline 1. The rotation direction of the driving shaft 3 is limited by the one-way bearing 62, so that the possibility that the operation of the ventilation structure is adversely affected by blowing the second fan blades 31 to rotate in the direction opposite to the air inlet when the blowing direction of the external air flow is disordered is reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides an energy-conserving ventilation structure suitable for high-rise building which characterized in that: including air pipe (1), be equipped with driving motor (2) in air pipe (1), a plurality of first flabellums (21) have set firmly on the motor shaft of driving motor (2), the motor shaft tip of driving motor (2) is connected with drive shaft (3) through connecting piece (22), a plurality of second flabellums (31) have set firmly on the circumference lateral wall that drive shaft (3) one end stretched out air pipe (1) main part and stretched out one end, the mouth of pipe fixedly connected with anemoscope (4) of department of air pipe (1).

2. The energy-saving ventilating structure for high-rise buildings according to claim 1, wherein: promote cylinder (5) through first support (11) fixedly connected with on air pipe (1) inside wall, the piston rod and air pipe (1) coaxial setting of promotion cylinder (5), just push pedal (51) that the piston rod tip fixedly connected with of promotion cylinder (5) and the piston rod of promotion cylinder (5) set up perpendicularly, driving motor (2) and push pedal (51) fixed connection, air pipe (1) are located first support (11) and have set firmly second support (12) towards orificial one side, connecting piece (22) are including through first sleeve (6) of second support (12) and air pipe (1) inside wall fixed connection, first sleeve (6) with connect and with the coaxial setting of motor shaft of driving motor (2), first sleeve (6) internal rotation is connected with second sleeve (61), a plurality of keyways (611) have been seted up on second sleeve (61) the inside wall towards driving motor (2) one end And the end part of a motor shaft of the driving motor (2) is fixedly connected with an inserting key (23) matched with the key groove (611).

3. The energy-saving ventilating structure for high-rise buildings according to claim 1, wherein: and a one-way bearing (62) is arranged between the circumferential side wall of the driving shaft (3) and the inner side wall of the first sleeve (6).

4. The energy-saving ventilating structure for high-rise buildings according to claim 3, wherein: air pipe (1) mouth of pipe department's building outer wall on fixedly connected with infundibulate air-collecting cover (7), the less open end of air-collecting cover (7) diameter is towards the mouth of pipe direction of air pipe (1).

5. The energy-saving ventilating structure for high-rise buildings according to claim 1, wherein: lie in one side that second support (12) were kept away from in first support (11) on the inside wall of air pipe (1), baffle (8) of a plurality of parallels of fixedly connected with, a plurality of baffle (8) are cut apart into a plurality of mutually independent cavities (81) with the inside space of air pipe (1), and each cavity (81) communicate with the interior space that needs the ventilation of difference respectively.

6. The energy-saving ventilating structure for high-rise buildings according to claim 5, wherein: and a dust filtering net (9) is fixedly connected to the inner side wall of the ventilating duct (1) between the plurality of partition plates (8) and the first support (11).

7. The energy-saving ventilating structure for high-rise buildings according to claim 6, wherein: the direction slope of side direction baffle (8) under dirt filtrating screen (9), just air pipe (1) inside wall top is located dirt filtrating screen (9) towards fixedly connected with water shower nozzle (91) on baffle (8) one side position, water shower nozzle (91) and external water source intercommunication and spout towards dirt filtrating screen (9) surface, air pipe (1) inside wall bottom side is equipped with water guide frame (92), water guide frame (92) extend and communicate with the mouth of pipe of air pipe (1) along the direction of air pipe (1) axis, just the tank bottom of water guide frame (92) is towards the orificial one side downward sloping of air pipe (1).

8. The energy-saving ventilating structure for high-rise buildings according to claim 1, wherein: and a rain shield (13) is fixedly connected to the building outer wall above the pipe orifice of the ventilation pipe body.

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