CN116972511A

CN116972511A - Air quantity adjusting assembly and heating ventilation air conditioner

Info

Publication number: CN116972511A
Application number: CN202310915598.6A
Authority: CN
Inventors: 尚伟红; 郭旭
Original assignee: Liaoning Jianzhu Vocational College
Current assignee: Liaoning Jianzhu Vocational College
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2023-10-31

Abstract

The invention relates to the technical field of heating ventilation and air conditioning, in particular to an air quantity adjusting component and a heating ventilation and air conditioning, wherein the air quantity adjusting component comprises the following structures: the air supply pipe is fixedly arranged on the bearing device and is connected with an air outlet of the heating ventilation air conditioner; the assembly pipe is sleeved at the output end of the air supply pipe; the first assembly holes are formed in the side wall of any side of the air box, and the air box is movably sleeved at the output end of the air supply pipe through the first assembly holes; a plurality of ventilation windows are respectively arranged on the other side walls of the bellows; the gesture adjusting module is arranged on the air supply pipe and the assembly pipe and is connected with the air box, and the gesture adjusting module is electrically connected with the control equipment; the plurality of shutters are respectively arranged in the plurality of ventilation windows and are electrically connected with the control equipment; the air quantity adjusting module is arranged on the inner wall of the air supply pipe and is electrically connected with the control equipment. The invention solves the defects that the wind power radiation area range is smaller, and the large-angle adjustment of the wind outlet direction is difficult to carry out in the prior art, and has the characteristic of strong practicability.

Description

Air quantity adjusting assembly and heating ventilation air conditioner

Technical Field

The invention relates to the technical field of heating ventilation and air conditioning, in particular to an air quantity adjusting assembly and a heating ventilation and air conditioning.

Background

The heating air conditioner is an air conditioner with heating, ventilation and air conditioning functions, and the heating air conditioner can regulate and control the indoor environment temperature and the wind power to meet the requirements of people on indoor environment comfort level.

In the prior art, the bulletin number is: the utility model patent of CN219014570U discloses a heating ventilation air conditioner air quantity adjusting device and a heating ventilation air conditioner, wherein the heating ventilation air conditioner air quantity adjusting device comprises a supporting frame body, a plurality of supporting plates, a plurality of adjusting grids and a fan. The support frame body is arranged at the air outlet side of the heating ventilation air conditioner, and a hollow ventilation area is arranged in the support frame body; the support plates are arranged in the ventilation area at preset intervals and are used for dividing the ventilation area into a plurality of exhaust channels; the air exhaust channel is connected with the air exhaust channel through a plurality of adjusting grids, the air exhaust channel is connected with the air exhaust channel through a plurality of adjusting blades, and the air exhaust channel is connected with the air exhaust channel through a plurality of adjusting blades; the fan is arranged between the air outlet and the inlet of the adjusting grid and used for increasing the air outlet of each air exhaust channel.

The air quantity adjusting device for the heating ventilation air conditioner in the prior art is divided into a plurality of exhaust areas through the air outlet of the heating ventilation air conditioner, and is correspondingly provided with fans to realize multi-area design, but the wind power radiation area range of the device is smaller, and the large-angle adjustment of the air outlet direction of the air outlet of the heating ventilation air conditioner is difficult to realize so as to meet the demands of users.

Disclosure of Invention

Aiming at the technical problems that the range of a wind power radiation area of a heating ventilation air conditioner air quantity adjusting device in the prior art is limited, and the large-angle adjustment of the air outlet direction of an air outlet of the heating ventilation air conditioner is difficult to realize, one embodiment of the invention provides an air quantity adjusting assembly, which comprises: the device comprises an air supply pipe, a fitting pipe, an air box, a first fitting hole, a plurality of ventilation windows, an attitude adjusting module, a plurality of shutters and an air quantity adjusting module;

the air supply pipe is fixedly arranged on the external bearing device, the input end of the air supply pipe is connected with an air outlet of an external heating ventilation air conditioner, and the air supply pipe is a circular pipe;

the assembly pipe is sleeved on the air supply pipe and fixedly connected with the bearing device, and is positioned at the output end of the air supply pipe;

the air box is movably arranged at the output end of the air supply pipe and is communicated with the inner cavity of the air supply pipe;

The first assembly holes are formed in the side wall of any side of the air box, the first assembly holes penetrate through the outer wall of the air box and are communicated with the inner cavity of the air box, and the air box is movably sleeved at the output end of the air supply pipe through the first assembly holes;

a plurality of ventilation windows are respectively arranged on the other side walls of the air box, and any ventilation window penetrates through the outer wall of the air box and is communicated with the inner cavity of the air box;

the gesture adjusting module is arranged on the air supply pipe and the assembling pipe, is connected with the air box and is electrically connected with external control equipment and used for adjusting the position of the air box and the deflection angle of the air box;

the louver windows are respectively arranged in the ventilation windows and are electrically connected with the control equipment and used for adjusting the direction of the air flow output by the ventilation windows;

the air quantity adjusting module is arranged on the inner wall of the air supply pipe and is electrically connected with the control equipment and used for adjusting the instantaneous air flow of the air supply pipe.

Further, the gesture adjusting module comprises: the device comprises a front side cover plate, an assembly window, a back side cover plate, a second assembly hole, a limiting convex groove, a displacement adjusting mechanism and a deflection angle adjusting mechanism;

the front side cover plate is arranged at the head end port of the assembly pipe and is rotationally connected with the head end port of the assembly pipe;

The back side cover plate is covered at the tail end port of the assembly pipe and is rotationally connected with the tail end port of the assembly pipe;

the front side cover plate is sleeved on the air box through the assembly window, and the assembly window is matched with the air box in shape;

the second assembly hole is formed in the back side cover plate, penetrates through the back side cover plate and is communicated with the inner cavity of the assembly pipe, and the second cover plate is movably sleeved on the air supply pipe through the second assembly hole;

the limiting convex groove is fixedly arranged on the curved surface outer wall of the air supply pipe and is clamped with the back side cover plate, so that the back side cover plate is limited;

the displacement adjusting mechanism is arranged on the back side cover plate, connected with the air box and used for adjusting the position of the air box;

the deflection angle adjusting mechanism is arranged on the back side cover plate and the air supply pipe and is used for adjusting the deflection angle of the air box.

Further, the displacement adjustment mechanism includes: the device comprises a screw, a nut, a first motor, a plurality of guide rods and a plurality of shaft sleeves;

the screw rod is arranged in the inner cavity of the assembly pipe, the head end of the screw rod is rotationally connected with the back side cover plate, and the tail end of the screw rod penetrates through the side wall of the bellows, which faces one side of the back side cover plate, and is inserted into the inner cavity of the bellows;

The nut is sleeved on the screw rod, is fixedly connected with the bellows, is in threaded connection with the screw rod and is used for driving the bellows to move along the guide of the screw rod;

the first motor is fixedly arranged on the back side cover plate, the execution end of the first motor penetrates through the back side cover plate and is connected with the head end of the screw rod, and the first motor is electrically connected with the control equipment and is used for driving the screw rod to rotate;

the tail ends of the guide rods penetrate through the side wall of the bellows, which faces one side of the back side cover plate, and are movably inserted into the inner cavity of the bellows, and the guide of any guide rod is the same as that of the screw rod;

the plurality of shaft sleeves are respectively movably sleeved on the plurality of guide rods, and the plurality of shaft sleeves are fixedly connected with the bellows and are used for driving the bellows to move along the guide of the guide rods.

Further, the deflection angle adjusting mechanism includes: the first gear, the second gear and the second motor;

the first gear is fixedly sleeved on the air supply pipe, and the first gear is the same as the central shaft of the air supply pipe;

the second gear is arranged on one side of the first gear and is meshed with the first gear;

the second motor is fixedly arranged on the back side cover plate, the execution end of the second motor penetrates through the back side cover plate to be connected with the second gear, and the second motor is electrically connected with the control equipment and used for driving the second gear to rotate.

Further, the blind includes: a pair of bearing plates, a plurality of turning blades, a plurality of pairs of switching stand columns, a plurality of pairs of sealing strips and a transmission mechanism;

the bearing plates are fixedly arranged on the inner wall of any side of the bellows, and the bearing plates are respectively arranged at two sides of the corresponding ventilation window;

the plurality of turning blades are movably arranged in the ventilation window, the plurality of turning blades are arranged in parallel, and after the plurality of turning blades are turned and closed, the plurality of turning blades shield the ventilation window;

any pair of switching stand columns are respectively and fixedly arranged at two ends of any turning blade, and are respectively and rotatably connected with a pair of bearing plates, and are the same as the central shafts of the corresponding turning blades and are used for driving the turning blades to turn;

any pair of sealing strips are respectively and fixedly arranged on the side walls of the two sides of any one turning blade, the sealing strips are arranged along the length direction of the turning blade, and after a plurality of turning blades are turned and closed, the sealing strips seal gaps between any adjacent pair of turning blades;

the transmission mechanism is arranged on any bearing plate, is connected with the plurality of turning blades through the switching upright post, and is electrically connected with the control equipment and used for controlling the plurality of turning blades to turn.

Further, the transmission mechanism includes: the device comprises a pair of mounting plates, a pair of first chain wheels, a transmission chain, a plurality of second chain wheels and a third motor;

the pair of mounting plates are respectively and fixedly arranged at two ends of any bearing plate;

the first chain wheels are respectively and rotatably arranged on the mounting plates;

any one of the second chain wheels is fixedly arranged on the switching upright post positioned at one end of any one of the turning blades and is used for driving the turning blades to rotate;

the transmission chain is sleeved on the pair of first chain wheels, meshed with the pair of first chain wheels and meshed with the plurality of second chain wheels and used for driving the plurality of second chain wheels to synchronously rotate;

the third motor is fixedly arranged on any mounting plate, the execution end of the third motor penetrates through the mounting plate and is connected with the corresponding first sprocket, and the third motor is electrically connected with the control equipment and used for driving the first sprocket to rotate.

Further, the air volume adjusting module includes: the device comprises a pair of windmill mechanisms, a first assembly cylinder, a second assembly cylinder, a pair of bearings, an electromagnet, a clamping plate, a clamping groove, a positioning hole, a positioning shaft, a positioning groove and a return spring;

the pair of windmill mechanisms are arranged in the inner cavity of the blast pipe in a mirror image mode, the pair of windmill mechanisms are identical to the central shaft of the blast pipe, and when air flows simultaneously blow through the pair of windmill mechanisms, the rotation directions of the pair of windmill mechanisms are opposite;

One end of the first assembly cylinder is fixedly connected with one of the windmill mechanisms, the other end of the first assembly cylinder adopts an open design, the first assembly cylinder is positioned between the pair of windmill mechanisms, and the first assembly cylinder is identical to the central shaft of the blast pipe;

one end of the second assembly cylinder is fixedly connected with the other windmill mechanism, the other end of the second assembly cylinder adopts an open design, the other end of the first assembly cylinder penetrates through a cylinder opening at the other end of the second assembly cylinder to be movably inserted into an inner cavity of the second assembly cylinder, and the second assembly cylinder is identical to the central shaft of the air supply pipe;

the pair of bearings are sleeved on the first assembly cylinder, and the pair of bearings are connected with the inner wall of the second assembly cylinder;

the clamping groove is formed in the curved surface inner wall of the first assembly barrel, and the clamping groove guides along the axial direction of the first assembly barrel;

the clamping plate is movably arranged in the inner cavity of the first assembly barrel along the radial direction of the first assembly barrel, and is clamped with the clamping groove;

the positioning groove is formed in the bottom wall of the inner cavity of the second assembly barrel, the positioning groove is matched with the position of the barrel opening at the other end of the first assembly barrel, and the inner cavity of the positioning groove is prismatic;

the locating holes are formed in the clamping plate and are polygonal holes;

the electromagnet is fixedly arranged at the bottom of the inner cavity of the first assembly cylinder and is electrically connected with the control equipment;

The positioning shaft is movably arranged in the inner cavity of the first assembly barrel, the tail end of the positioning shaft is inserted into the positioning hole, the tail end of the positioning shaft is matched with the shape of the positioning hole, the head end of the positioning shaft is matched with the shape of the positioning groove, the head end of the positioning shaft corresponds to the position of the positioning groove, the positioning shaft is fixedly connected with the clamping plate, the positioning shaft is a magnetic metal piece, and the positioning shaft is positioned between the electromagnet and the positioning groove;

the reset spring is arranged in the inner cavity of the first assembly barrel, two ends of the reset spring are respectively connected with the electromagnet and the clamping plate, when the reset spring is in an extending state, the head end of the positioning shaft is inserted into the positioning groove, and when the reset spring is in a compressing state, the head end of the positioning shaft is positioned at the outer side of the positioning groove.

Further, the windmill mechanism includes: the bearing ring, the first guide groove, the second guide groove, the rotating shaft and the plurality of fan blade components;

the bearing ring is fixedly arranged on the curved inner wall of the air supply pipe, and the shape of the bearing ring is matched with that of the inner cavity of the air supply pipe;

the first guide groove is arranged on the inner ring surface of the bearing ring, is an annular groove and is the same as the central shaft of the bearing ring;

the second guide groove is arranged on the inner ring surface of the bearing ring, is positioned on one side of the first guide groove, is a wavy annular groove and is identical to the central shaft of the bearing ring;

The rotating shaft is movably arranged in the inner cavity of the bearing ring, the rotating shaft of one windmill mechanism is fixedly connected with the first assembly cylinder, and the rotating shaft of the other windmill mechanism is fixedly connected with the second assembly cylinder;

the plurality of fan blade parts are arranged on the rotating shaft, the plurality of fan blade parts are connected with the first guide groove and the second guide groove, and the plurality of fan blade parts are distributed around the circumference of the rotating shaft in an array manner.

Further, the fan blade member includes: the fan comprises fan blades, a switching groove, a switching shaft, a switching hole, a first ball-shaped groove, a first ball, an assembly groove, a supporting spring, an abutting shaft, a second ball-shaped groove and a second ball;

the fan blades are arranged in the inner cavity of the bearing ring and are positioned between the rotating shaft and the inner ring surface of the bearing ring;

the transfer groove is formed on the curved outer wall of the rotating shaft;

the bottom end of the switching shaft is spliced with the switching groove, and the top end of the switching shaft is matched with the position of the first guide groove;

the switching hole is arranged in the fan blade along the axial direction of the fan blade, the top port of the switching hole is exposed to the top surface of the fan blade, the bottom port of the switching hole is exposed to the bottom surface of the fan blade, the fan blade is sleeved on the switching shaft through the switching hole, and the switching hole is rotationally connected with the switching shaft;

the first spherical groove is formed in the end face of the top end of the switching shaft;

The first ball is arranged in the inner cavity of the first spherical groove in a rolling way, the shape of the first ball is matched with that of the first spherical groove, and the first ball protrudes out of the top end surface of the adapter shaft and is abutted with the inner surface of the first guide groove;

the assembly groove is formed in the top surface of the fan blade;

the abutting shaft is movably inserted into the inner cavity of the assembly groove, the top end of the abutting shaft protrudes out of the top surface of the fan blade, and the top end of the abutting shaft is matched with the position of the second guide groove;

the support spring is arranged in the inner cavity of the assembly groove, and two ends of the support spring are respectively connected with the bottom end of the abutting shaft and the bottom wall of the inner cavity of the assembly groove and used for supporting the abutting shaft;

the second spherical groove is formed on the end face of the top end of the abutting shaft;

the second ball rolls and sets up in the inner chamber in second ball-type groove, and second ball and the shape phase-match in second ball-type groove, and the second ball protrusion is in the top surface of butt axle and with the internal surface butt in second guide way.

Still another embodiment of the present invention provides a heating ventilation air conditioner, including the air volume adjusting assembly, further including: the air inlet cylinder, a plurality of ventilation windows, a bearing bracket and a fan;

the air inlet cylinder is fixedly arranged at the input end of the air supply pipe, the air inlet cylinder is positioned in the inner cavity of the air supply pipe, the air inlet cylinder is in a conical cylinder shape, the port of the input end of the air inlet cylinder is matched with the port of the input end of the air supply pipe in shape, and the caliber of the port of the output end of the air inlet cylinder is smaller than that of the port of the input end of the air inlet cylinder;

A plurality of ventilation windows are arranged on the curved outer wall of the air supply pipe, any ventilation window penetrates through the outer wall of the air supply pipe and is communicated with the inner cavity of the air supply pipe, and the ventilation windows are matched with the positions of the output ends of the air inlet pipes;

the bearing bracket is fixedly arranged on the inner wall of the air supply pipe and is positioned at the output end of the air supply pipe;

the fan is fixedly arranged on the bearing bracket and is electrically connected with the control equipment.

The air quantity adjusting assembly and the heating ventilation air conditioner provided by the embodiment of the invention have the following beneficial effects: the device enlarges the range of the wind power radiation area through the gesture adjusting module, realizes the large-angle adjustment of the air flow direction output by the device, solves the problems that the range of the wind power radiation area in the prior art is smaller, is difficult to realize the large-angle adjustment of the air outlet direction, and has the characteristic of strong practicability.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the technology claimed.

Drawings

FIG. 1 is a perspective view of an air volume damper assembly according to an embodiment of the present invention (with the bellows in an extended position, and with the mounting tube, front cover plate, and back cover plate all being perspective treated);

FIG. 2 is a perspective view of an air volume damper assembly according to an embodiment of the present invention (with the bellows in a contracted state, and with the mounting tube, front cover plate, and back cover plate all being perspective treated);

FIG. 3 is an enlarged partial schematic view of the area A in FIG. 2;

FIG. 4 is a part view of a bellows according to an embodiment of the present invention;

FIG. 5 is an assembled schematic view of a blind according to an embodiment of the present invention;

FIG. 6 is a partially enlarged schematic illustration of region B of FIG. 5;

FIG. 7 is a schematic view of an assembly of a number of turning vanes in a blind according to an embodiment of the present invention;

fig. 8 is an overall cross-sectional view of an air volume damper assembly according to an embodiment of the present invention;

FIG. 9 is an enlarged partial schematic view of region C of FIG. 8;

FIG. 10 is a partially enlarged schematic illustration of region D of FIG. 8;

fig. 11 is an assembly schematic diagram of an air volume adjustment module according to an embodiment of the present invention;

FIG. 12 is an exploded view of an air volume damper module (with a pair of windmill mechanisms omitted) according to an embodiment of the present invention;

FIG. 13 is an exploded view of a windmill mechanism according to an embodiment of the present invention;

FIG. 14 is an enlarged partial schematic view of the area E of FIG. 13;

fig. 15 is an assembly schematic view of an air intake duct, an air exchange window and an air supply duct according to an embodiment of the present invention.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the attached drawings, which further illustrate the present invention.

The foregoing and other features, aspects and advantages of the present invention will become more apparent from the following detailed description of the embodiments, read in conjunction with the accompanying drawings. The directional terms mentioned in the following embodiments are, for example: upper, lower, left, right, front or rear, etc., are merely references to the directions of the drawings. Thus, directional terminology is used for the purpose of illustration and is not intended to be limiting of the invention, and furthermore, like reference numerals refer to like elements throughout the embodiments.

Firstly, an air volume adjusting assembly according to an embodiment of the present invention will be described with reference to fig. 1 to 14, and is used for adjusting the magnitude, i.e. the direction, of the output air volume of a heating ventilation air conditioner, and has a wide application scenario.

As shown in fig. 1, 2 and 4, an air volume adjusting assembly according to an embodiment of the present invention includes: the air supply pipe comprises an air supply pipe 1, an assembly pipe 2, an air box 3, a first assembly hole 4, a plurality of ventilation windows 5, an attitude adjusting module, a plurality of shutters 7 and an air quantity adjusting module.

Specifically, as shown in fig. 1, 2 and 4, an air supply pipe 1 is fixedly arranged on an external bearing device, the input end of the air supply pipe 1 is connected with an air outlet of an external heating ventilation air conditioner, and the air supply pipe 1 is a circular pipe; the assembly pipe 2 is sleeved on the blast pipe 1, the assembly pipe 2 is fixedly connected with the bearing device, and the assembly pipe 2 is positioned at the output end of the blast pipe 1; the air box 3 is movably arranged at the output end of the air supply pipe 1, and the air box 3 is communicated with the inner cavity of the air supply pipe 1; the first assembly holes 4 are formed in the side wall of any side of the air box 3, the first assembly holes 4 penetrate through the outer wall of the air box 3 and are communicated with the inner cavity of the air box 3, and the air box 3 is movably sleeved at the output end of the air supply pipe 1 through the first assembly holes 4; a plurality of ventilation windows 5 are respectively arranged on the other side walls of the air box 3, and any ventilation window 5 penetrates through the outer wall of the air box 3 and is communicated with the inner cavity of the air box 3; the gesture adjusting module is arranged on the air supply pipe 1 and the assembly pipe 2, is connected with the air box 3 and is electrically connected with external control equipment and used for adjusting the position of the air box 3 and the deflection angle of the air box 3.

Further, as shown in fig. 1 to 4, the posture adjustment module includes: a front cover plate 61, an assembly window (not shown), a back cover plate 62, a second assembly hole (not shown), a limit groove 63, a displacement adjustment mechanism and a deflection angle adjustment mechanism; the front cover plate 61 is arranged at the head end port of the assembly pipe 2 in a covering manner, and the front cover plate 61 is rotationally connected with the head end port of the assembly pipe 2; the back side cover plate 62 is arranged at the tail end port of the assembly pipe 2 in a covering way, and the back side cover plate 62 is rotationally connected with the tail end port of the assembly pipe 2; the front cover plate 61 is sleeved on the bellows 3 through the assembly window, and the assembly window is matched with the bellows 3 in shape; the second assembly hole is formed in the back side cover plate 62, penetrates through the back side cover plate 62 and is communicated with the inner cavity of the assembly pipe 2, and is movably sleeved on the air supply pipe 1 through the second assembly hole; the limiting convex groove 63 is fixedly arranged on the curved surface outer wall of the air supply pipe 1, and the limiting convex groove 63 is clamped with the back side cover plate 62, so that the back side cover plate 62 is limited; the displacement adjusting mechanism is arranged on the back side cover plate 62, and is connected with the air box 3 and used for adjusting the position of the air box 3; the deflection angle adjusting mechanism is provided on the back side cover plate 62 and the air supply duct 1 for adjusting the deflection angle of the bellows 3.

Further, as shown in fig. 1 to 3, the displacement adjustment mechanism includes: screw 641, nut 642, first motor 643, several guide rods 644 and several shaft sleeves 645; the screw 641 is arranged in the inner cavity of the assembly pipe 2, the head end of the screw 641 is rotationally connected with the back side cover plate 62, and the tail end of the screw 641 penetrates through the side wall of the bellows 3 facing the back side cover plate 62 side and is inserted into the inner cavity of the bellows 3; the nut 642 is sleeved on the screw 641, the nut 642 is fixedly connected with the air box 3, the nut 642 is in threaded connection with the screw 641 and is used for driving the air box 3 to move along the guide of the screw 641; the first motor 643 is fixedly arranged on the back cover plate 62, an execution end of the first motor 643 penetrates through the back cover plate 62 and is connected with the head end of the screw 641, and the first motor 643 is electrically connected with control equipment and is used for driving the screw 641 to rotate; the guide rods 644 are arranged in the inner cavity of the assembly pipe 2, the head ends of the guide rods 644 are fixedly connected with the back cover plate 62, the tail ends of the guide rods 644 penetrate through the side wall of the bellows 3 facing the back cover plate 62 and are movably inserted into the inner cavity of the bellows 3, and the guide of any guide rod 644 is the same as that of the screw 641; the plurality of shaft sleeves 645 are respectively movably sleeved on the plurality of guide rods 644, and the plurality of shaft sleeves 645 are fixedly connected with the bellows 3 and used for driving the bellows 3 to move along the guide of the guide rods 644.

Further, as shown in fig. 1 to 3, 8, and 9, the deflection angle adjustment mechanism includes: a first gear 651, a second gear 652, and a second motor 653; the first gear 651 is fixedly sleeved on the air supply pipe 1, and the first gear 651 is the same as the central shaft of the air supply pipe 1; the second gear 652 is provided at one side of the first gear 651, and the second gear 652 is meshed with the first gear 651; the second motor 653 is fixedly disposed on the back cover 62, and an execution end of the second motor 653 penetrates through the back cover 62 to be connected with the second gear 652, and the second motor 653 is electrically connected with the control device and is used for driving the second gear 652 to rotate.

The device realizes the purpose of large-angle adjustment of the direction of the output airflow of the device through the gesture adjusting module, enlarges the range of the wind power radiation area of the device, and solves the defects that the wind power radiation range is small and the large-angle adjustment of the air outlet direction of the air outlet of the heating ventilation air conditioner is difficult to realize in the prior art; and the bellows 3 can be controlled to extend into the outer space of the assembly pipe 2 or retract into the inner space of the assembly pipe 2 according to the requirement, so that the device is prevented from occupying excessive space during limitation, and the practicability of the device is enhanced.

Specifically, as shown in fig. 1 and 2, a plurality of shutters 7 are respectively disposed in a plurality of ventilation windows 5, and the shutters 7 are electrically connected with a control device for adjusting the direction of the airflow output through the ventilation windows 5.

Further, as shown in fig. 1, 2, and 4 to 7, the louver 7 includes: a pair of bearing plates 71, a plurality of turning blades 72, a plurality of pairs of switching stand columns 73, a plurality of pairs of sealing strips 74 and a transmission mechanism; the pair of bearing plates 71 are fixedly arranged on the inner wall of either side of the bellows 3, and the pair of bearing plates 71 are respectively arranged on two sides of the corresponding ventilation window 5; the plurality of turning blades 72 are movably arranged in the ventilation window 5, the plurality of turning blades 72 are arranged in parallel, and after the plurality of turning blades 72 are turned and closed, the plurality of turning blades 72 shield the ventilation window 5; any pair of switching stand columns 73 are respectively and fixedly arranged at two ends of any one turning blade 72, any pair of switching stand columns 73 are respectively and rotatably connected with a pair of bearing plates 71, and any pair of switching stand columns 73 are the same as the central axis of the corresponding turning blade 72 and are used for driving the turning blade 72 to turn; any pair of sealing strips 74 are fixedly arranged on the side walls of the two sides of any one turning blade 72 respectively, the sealing strips 74 are arranged along the length direction of the turning blade 72, after a plurality of turning blades 72 are turned and closed, the sealing strips 74 seal gaps between any adjacent pair of turning blades 72, after a plurality of turning blades 72 are closed, the sealing strips 74 arranged on any side of the turning blades 72 are abutted with the side walls of the adjacent turning blades, so that the purpose of sealing slits between the two adjacent turning blades 72 is realized; the transmission mechanism is arranged on any bearing plate 71, is connected with a plurality of turning blades 72 through a switching upright post 73, and is electrically connected with the control equipment and used for controlling the turning of the turning blades 72.

Further, as shown in fig. 1, 2, and 4 to 7, the transmission mechanism includes: a pair of mounting plates 751, a pair of first sprockets 752, a drive chain 753, a plurality of second sprockets 754, and a third motor 755; a pair of mounting plates 751 fixedly provided at both ends of either one of the carrier plates 71, respectively; a pair of first sprockets 752 rotatably disposed on a pair of mounting plates 751, respectively; any one of the second chain wheels 754 is fixedly arranged on the switching upright post 73 positioned at one end of any one of the turning blades 72 and used for driving the turning blades 72 to rotate; the transmission chain 753 is sleeved on the pair of first chain wheels 752, the transmission chain 753 is meshed with the plurality of second chain wheels 754, and the plurality of second chain wheels 754 are positioned on the outer side of the transmission chain 753 and used for driving the plurality of second chain wheels 754 to synchronously rotate; the third motor 755 is fixedly arranged on any mounting plate 751, the actuating end of the third motor 755 penetrates through the mounting plate 751 to be connected with the corresponding first sprocket 752, and the third motor 755 is electrically connected with control equipment and used for driving the first sprocket 752 to rotate.

Specifically, as shown in fig. 1, 2 and 8, the air volume adjusting module is disposed on the inner wall of the air supply pipe 1, and the air volume adjusting module is electrically connected with the control device and is used for adjusting the instantaneous air flow of the air supply pipe 1.

Further, as shown in fig. 1, 2, 8, 10, and 12, the air volume adjusting module includes: a pair of windmill mechanisms 92, a first assembly cylinder 81, a second assembly cylinder 82, a pair of bearings 83, an electromagnet 9184, a clamping plate 85, a clamping groove 86, a positioning hole 87, a positioning shaft 88, a positioning groove 89 and a return spring 90; the pair of windmill mechanisms 92 are arranged in the inner cavity of the blast pipe 1 in a mirror image mode, the pair of windmill mechanisms 92 are identical to the central shaft of the blast pipe 1, when air flows simultaneously blow through the pair of windmill mechanisms 92, the rotation directions of the pair of windmill mechanisms 92 are opposite, and the condition that the pair of windmill mechanisms 92 are locked at opposite positions is avoided, and the pair of windmill mechanisms 92 still rotate under the action of wind power, so that unnecessary vibration and noise are generated; one end of the first assembly cylinder 81 is fixedly connected with one of the windmill mechanisms 92, the other end of the first assembly cylinder 81 adopts an open design, the first assembly cylinder 81 is positioned between the pair of windmill mechanisms 92, and the first assembly cylinder 81 is identical to the central shaft of the blast pipe 1; one end of the second assembly cylinder 82 is fixedly connected with the other windmill mechanism 92, the other end of the second assembly cylinder 82 is in an open design, the other end of the first assembly cylinder 81 penetrates through a cylinder opening at the other end of the second assembly cylinder 82 to be movably inserted into an inner cavity of the second assembly cylinder 82, and the second assembly cylinder 82 is identical to the central shaft of the air supply pipe 1; a pair of bearings 83 are sleeved on the first assembly cylinder 81, the pair of bearings 83 are connected with the inner wall of the second assembly cylinder 82, the bearings 83 comprise but are not limited to damping bearings 83, and the excessive rotation speed of the pair of windmill mechanisms 92 is avoided; the clamping groove 86 is formed in the curved inner wall of the first assembly barrel 81, and the clamping groove 86 guides along the axial direction of the first assembly barrel 81; the clamping plate 85 is movably arranged in the inner cavity of the first assembly barrel 81 along the radial direction of the first assembly barrel 81, and the clamping plate 85 is clamped with the clamping groove 86; the positioning groove 89 is formed in the bottom wall of the inner cavity of the second assembly barrel 82, the positioning groove 89 is matched with the position of the barrel opening at the other end of the first assembly barrel 81, and the inner cavity of the positioning groove 89 is prismatic; the locating hole 87 is formed in the clamping plate 85, and the locating hole 87 is a polygonal hole; the electromagnet 9184 is fixedly arranged at the bottom of the inner cavity of the first assembly barrel 81, and the electromagnet 9184 is electrically connected with the control equipment; the positioning shaft 88 is movably arranged in the inner cavity of the first assembly barrel 81, the tail end of the positioning shaft 88 is inserted into the positioning hole 87, the tail end of the positioning shaft 88 is matched with the shape of the positioning hole 87, the head end of the positioning shaft 88 is matched with the shape of the positioning groove 89, the head end of the positioning shaft 88 corresponds to the position of the positioning groove 89, the positioning shaft 88 is fixedly connected with the clamping plate 85, the positioning shaft 88 is a magnetic metal piece, and the positioning shaft 88 is positioned between the electromagnet 9184 and the positioning groove 89; the reset spring 90 is arranged in the inner cavity of the first assembly barrel 81, two ends of the reset spring 90 are respectively connected with the electromagnet 9184 and the clamping plate 85, when the reset spring 90 is in an extending state, the head end of the positioning shaft 88 is spliced with the positioning groove 89, and when the reset spring 90 is in a compressing state, the head end of the positioning shaft 88 is positioned outside the positioning groove 89.

Further, as shown in fig. 1, 2, 8, and 11, the windmill mechanism 92 includes: the bearing ring 921, the first guiding groove 922, the second guiding groove 923, the rotating shaft 924 and a plurality of fan blade parts 924; the bearing ring 921 is fixedly arranged on the curved inner wall of the air supply pipe 1, and the bearing ring 921 is matched with the inner cavity of the air supply pipe 1 in shape; the first guide groove 922 is formed in the inner annular surface of the bearing ring 921, the first guide groove 922 is an annular groove, and the first guide groove 922 is the same as the central shaft of the bearing ring 921; the second guide groove 923 is formed in the inner ring surface of the bearing ring 921, the second guide groove 923 is located on one side of the first guide groove 922, the second guide groove 923 is a wavy annular groove, and the second guide groove 923 is identical to the central shaft of the bearing ring 921; the rotating shaft 924 is movably arranged in the inner cavity of the bearing ring 921, wherein the rotating shaft 924 of one windmill mechanism 92 is fixedly connected with the first assembly cylinder 81, and the rotating shaft 924 of the other windmill mechanism 92 is fixedly connected with the second assembly cylinder 82; the plurality of fan blade parts 924 are arranged on the rotating shaft 924, the plurality of fan blade parts 924 are connected with the first guide groove 922 and the second guide groove 923, and the plurality of fan blade parts 924 are distributed around the circumference of the rotating shaft 924 in an array.

Further, as shown in fig. 1, 2, 8, 11, 13, 14, the fan blade 924 includes: fan blade 9251, transfer groove 9252, transfer shaft 9253, transfer hole 9254, first ball type groove 9255, first ball type 9256, fitting groove 9257, support spring 9258, abutment shaft 9259, second ball type groove 9260, and second ball type 9261; the fan blades 9251 are arranged in the inner cavity of the bearing ring 921, the fan blades 9251 are positioned between the rotating shaft 924 and the inner annular surface of the bearing ring 921, the fan blades 9251 deflect towards one side of the rotating shaft 924, and the deflection directions of the fan blades 9251 of the pair of windmill mechanisms 92 are opposite, so that when air flows simultaneously blow through the pair of windmill mechanisms 92, the fan blades 9251 of the pair of windmill mechanisms 92 drive the rotating shaft 924 to reversely rotate under the driving of wind force; the transfer slot 9252 is arranged on the outer wall of the curved surface of the rotating shaft 924; the bottom end of the transfer shaft 9253 is inserted into the transfer groove 9252, and the top end of the transfer shaft 9253 is matched with the position of the first guide groove 922; the transfer hole 9254 is arranged inside the fan blade 9251 along the axial direction of the fan blade 9251, the top port of the transfer hole 9254 is exposed to the top surface of the fan blade 9251, the bottom port of the transfer hole 9254 is exposed to the bottom surface of the fan blade 9251, the fan blade 9251 is sleeved on the transfer shaft 9253 through the transfer hole 9254, and the transfer hole 9254 is rotationally connected with the transfer shaft 9253; the first ball-type groove 9255 is formed on the top end surface of the transfer shaft 9253; the first ball 9256 is arranged in the inner cavity of the first ball-shaped groove 9255 in a rolling way, the shape of the first ball 9256 is matched with that of the first ball-shaped groove 9255, the first ball 9256 protrudes out of the top end surface of the transfer shaft 9253 and is abutted with the inner surface of the first guide groove 922, and the top end of the transfer shaft 9253 is enabled to move along the track of the first guide groove 922; the assembly groove 9257 is formed on the top surface of the fan blade 9251; the abutting shaft 9259 is movably inserted into the inner cavity of the assembly groove 9257, the top end of the abutting shaft 9259 protrudes out of the top surface of the fan blade 9251, and the top end of the abutting shaft 9259 is matched with the position of the second guide groove 923; the supporting spring 9258 is arranged in the inner cavity of the assembly groove 9257, and two ends of the supporting spring 9258 are respectively connected with the bottom end of the abutting shaft 9259 and the bottom wall of the inner cavity of the assembly groove 9257 and used for supporting the abutting shaft 9259; the second ball-type groove 9260 is formed on the top end surface of the abutting shaft 9259; the second ball 9261 is disposed in the inner cavity of the second ball groove 9260 in a rolling manner, the shape of the second ball 9261 is matched with that of the second ball groove 9260, the second ball 9261 protrudes out of the top end surface of the abutting shaft 9259 and abuts against the inner surface of the second guide groove 923, and the top end of the abutting shaft 9259 is displaced along the track of the second guide groove 923.

When the equipment is in operation, air flow output by an air outlet of the heating ventilation air conditioner flows from an input end of the air supply pipe 1 to an output end of the air supply pipe 1, and in the process, the air flow sequentially flows through the pair of windmill mechanisms 92 and the air box 3 and finally flows out through the ventilation window 5 formed on the air box 3.

When the user needs to adjust the direction of the air flow output through the ventilation window 5, the following three adjustment modes are included:

according to the first adjusting mode, a user controls the third motor 755 to start through control equipment, the third motor 755 drives any one of the first chain wheels 752 to rotate, the pair of first chain wheels 752 drive the plurality of second chain wheels 754 to rotate through transmission chains 753 to further drive the plurality of turning blades 72 to rotate reversely, so that the direction of the slit between the adjacent pair of turning blades 72 is adjusted, the purpose of adjusting the direction of air flow blown out through the slit between the adjacent pair of turning blades 72 is achieved, in the process of controlling the turning blades 72 to turn, the width of the slit between the plurality of turning blades 72 is changed accordingly, and the purpose of controlling the air quantity of the air flow flowing through the slit between the plurality of turning blades 72 is achieved.

The second adjustment mode is that a user controls the first motor 643 to start through the control equipment, the first motor 643 drives the screw 641 to rotate, the screw 641 is in threaded fit with the nut 642 to push the bellows 3 to extend out of the indoor environment along the guide of the guide rods 644 through the assembly window, all the shutters 7 are exposed in the indoor environment, the user can control the third motor 755 of one or a plurality of shutters 7 to start through the control equipment, the purpose of adjusting the direction of the air flow output by the bellows 3 is achieved, and the range of the wind power radiation area of the air flow output by the device is enlarged.

The third adjusting mode is that a user controls the second motor 653 to start through the control device, the second motor 653 drives the second gear 652 to rotate, the second gear 652 is meshed with the first gear 651 to drive the bellows 3 and the front cover plate 61 to rotate through the power transmission of the back cover plate 62, the screw 641 and the plurality of guide rods 644, and the ventilation window 5 arranged on the bellows 3 is adjusted to achieve the purpose of adjusting the direction of the air flow output by the bellows 3; the user can combine the three regulation modes to ensure that the air flow flowing through the air box 3 can be accurately blown to the target area within the range of the wind power radiation area of the device, thereby expanding the range of the wind power radiation area of the device.

When the user needs to adjust the direction of the air flow output through the ventilation window 5, the following adjustment modes are included:

the user controls the electromagnet 9184 to start through the control device, after the electromagnet 9184 starts, the electromagnet 9184 performs magnetic attraction to the positioning shaft 88, the positioning shaft 88 is adsorbed and fixed on the electromagnet 9184, in the process, the head end of the positioning shaft 88 is separated from the positioning groove 89, the clamping plate 85 is driven to slide to the electromagnet 9184 along the guide of the clamping groove 86, the reset spring 90 is compressed, and the relative position between the first assembly cylinder 81 and the second assembly cylinder 82 is locked by contact, so that the pair of windmill mechanisms 92 can freely rotate; when the air flow passes through the pair of windmill mechanisms 92, the fan blades 9251 of the pair of windmill mechanisms 92 deflect reversely, the fan blades 9251 of the pair of windmill mechanisms 92 respectively drive the rotating shafts 924 of the pair of windmill mechanisms 92 to rotate under the driving of wind force, and the rotating directions are opposite, in the fan blade part 924 of any one of the windmill mechanisms 92, the top end of the abutting shaft 9259 is in rolling connection with the second guide groove 923 through the second ball 9261 under the elastic force support of the supporting spring 9258, so that the top end of the abutting shaft 9259 can displace along the track of the second guide groove 923 during the rotation of the fan blades 9251 driving the rotating shaft 924, and because the fan blades 9251 are sleeved on the switching shaft 9253 through the switching holes 9254 and are in rotating connection with the switching shaft 9253, therefore, in the process that the fan blades 9251 drive the rotation shaft 924 to rotate, the fan blades 9251 can swing reciprocally along the track of the second guide groove 923, so that the width of the slit between any two fan blades 9251 is adjusted, the instantaneous flow of the air flow flowing through the slits between a plurality of fan blades 9251 is adjusted, a user controls the electromagnet 9184 to be closed through sensing the wind force of the air flow output by the device at a proper moment of wind force through the control device, the magnetic force of the electromagnet 9184 disappears, the reset spring 90 drives the positioning shaft 88 to reset through the guide displacement of the driving clamping plate 85 along the clamping groove 86, the head end of the positioning shaft 88 is reinserted into the positioning groove 89, and finally the purpose of controlling the air quantity output by the device is achieved.

Still another embodiment of the present invention provides a heating ventilation air conditioner, including the air volume adjusting assembly, further including: the air inlet barrel 10, a plurality of ventilation windows 11, a bearing bracket 12 and a fan 13.

Specifically, as shown in fig. 8 and 15, the air inlet cylinder 10 is fixedly arranged at the input end of the air supply pipe 1, the air inlet cylinder 10 is positioned in the inner cavity of the air supply pipe 1, the air inlet cylinder 10 is in a conical cylinder shape, the port of the input end of the air inlet cylinder 10 is matched with the port of the input end of the air supply pipe 1 in shape, and the aperture of the port of the output end of the air inlet cylinder 10 is smaller than that of the port of the input end of the air inlet cylinder 10; the air exchanging windows 11 are arranged on the curved surface outer wall of the air supply pipe 1, any one of the air exchanging windows 11 penetrates through the outer wall of the air supply pipe 1 and is communicated with the inner cavity of the air supply pipe 1, the positions of the air exchanging windows 11 and the output end of the air inlet cylinder 10 are matched, and when the air pressure in the inner cavity of the air supply pipe 1 is increased due to the fact that the flow rate of air flow output by the heating ventilation air conditioner host is greater than that of air flow output by the output end of the air supply pipe 1, air in the inner cavity of the air supply pipe 1 can be discharged through the air exchanging windows 11, and air in the inner cavity of the air supply pipe 1 is prevented from flowing back, so that the heating ventilation air conditioner host is damaged; the bearing bracket 12 is fixedly arranged on the inner wall of the blast pipe 1, and the bearing bracket 12 is positioned at the output end of the blast pipe 1; the fan 13 is fixedly arranged on the bearing bracket 12, and the fan 13 is electrically connected with the control equipment.

When the equipment operates, a user can control the fan 13 to start through the control equipment, so that air in the air supply pipe 1 is extracted, the air in the air supply pipe 1 is driven to be output through the ventilation window 5, the wind power of the air flow output by the device is flexibly controlled, meanwhile, the proportion of the air in the inner cavity of the air supply pipe 1, which is doped into the outside air through the ventilation window 11, is adjusted through the output power of the control fan 13, the purpose of quickly adjusting the temperature of the air flow output by the device is achieved, and the practicability of the device is enhanced.

The air volume adjusting assembly and the heating ventilation air conditioner according to the embodiments of the present invention are described above with reference to fig. 1 to 15, and have the following beneficial effects: the device enlarges the range of the wind power radiation area through the gesture adjusting module, realizes the large-angle adjustment of the air flow direction output by the device, solves the problems that the range of the wind power radiation area in the prior art is smaller, is difficult to realize the large-angle adjustment of the air outlet direction, and has the characteristic of strong practicability.

It should be noted that in this specification the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.

While the present invention has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the invention. Many modifications and substitutions of the present invention will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the invention should be limited only by the attached claims.

Claims

1. An air volume damper assembly, comprising: the device comprises an air supply pipe, a fitting pipe, an air box, a first fitting hole, a plurality of ventilation windows, an attitude adjusting module, a plurality of shutters and an air quantity adjusting module;

the air supply pipe is fixedly arranged on an external bearing device, the input end of the air supply pipe is connected with an air outlet of an external heating ventilation air conditioner, and the air supply pipe is a circular pipe;

the assembly pipe is sleeved on the air supply pipe and fixedly connected with the bearing device, and the assembly pipe is positioned at the output end of the air supply pipe;

the first assembly Kong Kaishe is arranged on the side wall of any side of the air box, the first assembly hole penetrates through the outer wall of the air box and is communicated with the inner cavity of the air box, and the air box is movably sleeved at the output end of the air supply pipe through the first assembly hole;

The ventilation windows are respectively arranged on the other side walls of the air box, and any ventilation window penetrates through the outer wall of the air box and is communicated with the inner cavity of the air box;

the plurality of shutters are respectively arranged in the plurality of ventilation windows, and are electrically connected with the control equipment and used for adjusting the direction of the air flow output through the ventilation windows;

2. The air volume damper assembly of claim 1, wherein said attitude adjustment module comprises: the device comprises a front side cover plate, an assembly window, a back side cover plate, a second assembly hole, a limiting convex groove, a displacement adjusting mechanism and a deflection angle adjusting mechanism;

the front side cover plate is arranged at the head end port of the assembly pipe in a covering way, and is rotationally connected with the head end port of the assembly pipe;

The back side cover plate is arranged at the tail end port of the assembly pipe in a covering mode, and the back side cover plate is rotationally connected with the tail end port of the assembly pipe;

the assembly window is arranged on the front side cover plate, the assembly window penetrates through the front side cover plate and is communicated with the inner cavity of the assembly pipe, the front side cover plate is sleeved on the air box through the assembly window, and the assembly window is matched with the air box in shape;

the second assembly Kong Kaishe is arranged on the back side cover plate, the second assembly hole penetrates through the back side cover plate and is communicated with the inner cavity of the assembly pipe, and the second cover plate is movably sleeved on the air supply pipe through the second assembly hole;

the limiting convex groove is fixedly arranged on the curved surface outer wall of the air supply pipe, and is clamped with the back side cover plate and is used for limiting the back side cover plate;

the displacement adjusting mechanism is arranged on the back side cover plate and connected with the air box and used for adjusting the position of the air box;

3. The air volume damper assembly of claim 2, wherein said displacement adjustment mechanism comprises: the device comprises a screw, a nut, a first motor, a plurality of guide rods and a plurality of shaft sleeves;

the nut is sleeved on the screw, is fixedly connected with the air box, is in threaded connection with the screw and is used for driving the air box to move along the guide of the screw;

the first motor is fixedly arranged on the back side cover plate, an execution end of the first motor penetrates through the back side cover plate and is connected with the head end of the screw rod, and the first motor is electrically connected with the control equipment and is used for driving the screw rod to rotate;

the plurality of guide rods are arranged in the inner cavity of the assembly pipe, the head ends of the plurality of guide rods are fixedly connected with the back side cover plate, the tail ends of the plurality of guide rods penetrate through the side wall of the bellows, which faces one side of the back side cover plate, and are movably inserted into the inner cavity of the bellows, and the guide of any guide rod is identical with the guide of the screw rod;

4. A blast volume damper assembly as set forth in claim 3, wherein said yaw angle adjustment mechanism comprises: the first gear, the second gear and the second motor;

the second gear is arranged on one side of the first gear, and the second gear is meshed with the first gear;

the second motor is fixedly arranged on the back side cover plate, an execution end of the second motor penetrates through the back side cover plate and is connected with the second gear, and the second motor is electrically connected with the control equipment and is used for driving the second gear to rotate.

5. The air volume damper assembly of claim 1, wherein said louver comprises: a pair of bearing plates, a plurality of turning blades, a plurality of pairs of switching stand columns, a plurality of pairs of sealing strips and a transmission mechanism;

the pair of bearing plates are fixedly arranged on the inner wall of any side of the air box, and the pair of bearing plates are respectively arranged at two sides of the corresponding ventilation window;

The plurality of turning blades are movably arranged in the ventilation window, and are arranged in parallel, and after the plurality of turning blades are turned and closed, the plurality of turning blades shade the ventilation window;

any pair of switching stand columns are respectively and fixedly arranged at two ends of any one of the turning blades, and are respectively and rotatably connected with the pair of bearing plates, and are the same as the central shafts of the corresponding turning blades and are used for driving the turning blades to turn;

any pair of sealing strips are respectively and fixedly arranged on the side walls of the two sides of any one of the turning blades, the sealing strips are arranged along the length direction of the turning blades, and after the turning blades are turned and closed, the sealing strips seal gaps between any adjacent pair of turning blades;

the transmission mechanism is arranged on any bearing plate, is connected with the plurality of turning blades through the switching upright post, is electrically connected with the control equipment and is used for controlling the plurality of turning blades to turn.

6. The air volume damper assembly of claim 5, wherein said transmission mechanism comprises: the device comprises a pair of mounting plates, a pair of first chain wheels, a transmission chain, a plurality of second chain wheels and a third motor;

the pair of mounting plates are fixedly arranged at two ends of any one of the bearing plates respectively;

the pair of first chain wheels are respectively and rotatably arranged on the pair of mounting plates;

the transmission chain is sleeved on the pair of first chain wheels, is meshed with the pair of first chain wheels and is meshed with the plurality of second chain wheels and used for driving the plurality of second chain wheels to synchronously rotate;

the third motor is fixedly arranged on any mounting plate, the execution end of the third motor penetrates through the mounting plate to be connected with the corresponding first sprocket, and the third motor is electrically connected with the control equipment and used for driving the first sprocket to rotate.

7. The air volume damper assembly of claim 1, wherein said air volume damper module comprises: the device comprises a pair of windmill mechanisms, a first assembly cylinder, a second assembly cylinder, a pair of bearings, an electromagnet, a clamping plate, a clamping groove, a positioning hole, a positioning shaft, a positioning groove and a return spring;

one end of the first assembly cylinder is fixedly connected with one of the windmill mechanisms, the other end of the first assembly cylinder adopts an open design, the first assembly cylinder is positioned between the pair of windmill mechanisms, and the first assembly cylinder is identical to the central shaft of the air supply pipe;

one end of the second assembly cylinder is fixedly connected with the other windmill mechanism, the other end of the second assembly cylinder is in an open design, the other end of the first assembly cylinder penetrates through a cylinder opening at the other end of the second assembly cylinder to be movably inserted into an inner cavity of the second assembly cylinder, and the second assembly cylinder is identical to the central shaft of the air supply pipe;

the clamping groove is formed in the curved inner wall of the first assembly barrel, and the clamping groove guides along the axial direction of the first assembly barrel;

the positioning holes are formed in the clamping plate, and the positioning holes are polygonal holes;

the electromagnet is fixedly arranged at the bottom of the inner cavity of the first assembly cylinder, and is electrically connected with the control equipment;

the positioning shaft is movably arranged in the inner cavity of the first assembly cylinder, the tail end of the positioning shaft is inserted into the positioning hole, the tail end of the positioning shaft is matched with the shape of the positioning hole, the head end of the positioning shaft is matched with the shape of the positioning groove, the head end of the positioning shaft corresponds to the position of the positioning groove, the positioning shaft is fixedly connected with the clamping plate, the positioning shaft is a magnetic metal piece, and the positioning shaft is positioned between the electromagnet and the positioning groove;

the reset spring is arranged in the inner cavity of the first assembly cylinder, two ends of the reset spring are respectively connected with the electromagnet and the clamping plate, when the reset spring is in an extending state, the head end of the positioning shaft is inserted into the positioning groove, and when the reset spring is in a compressing state, the head end of the positioning shaft is positioned at the outer side of the positioning groove.

8. The air volume damper assembly of claim 7, wherein said windmill mechanism comprises: the bearing ring, the first guide groove, the second guide groove, the rotating shaft and the plurality of fan blade components;

the bearing ring is fixedly arranged on the curved inner wall of the air supply pipe, and the bearing ring is matched with the inner cavity of the air supply pipe in shape;

the first guide groove is formed in the inner ring surface of the bearing ring, is an annular groove and is the same as the central shaft of the bearing ring;

the second guide groove is formed in the inner annular surface of the bearing ring and is positioned on one side of the first guide groove, the second guide groove is a wavy annular groove, and the second guide groove is identical to the central shaft of the bearing ring;

the rotating shaft is movably arranged in the inner cavity of the bearing ring, one rotating shaft of the windmill mechanism is fixedly connected with the first assembly cylinder, and the other rotating shaft of the windmill mechanism is fixedly connected with the second assembly cylinder;

the plurality of fan blade parts are arranged on the rotating shaft, the plurality of fan blade parts are connected with the first guide groove and the second guide groove, and the plurality of fan blade parts are distributed around the circumference array of the rotating shaft.

9. The air volume damper assembly of claim 8, wherein said fan blade member comprises: the fan comprises fan blades, a switching groove, a switching shaft, a switching hole, a first ball-shaped groove, a first ball, an assembly groove, a supporting spring, an abutting shaft, a second ball-shaped groove and a second ball;

the fan blades are arranged in the inner cavity of the bearing ring, and the fan blades are positioned between the rotating shaft and the inner ring surface of the bearing ring;

the transfer groove is formed in the outer wall of the curved surface of the rotating shaft;

the bottom end of the transfer shaft is inserted into the transfer groove, and the top end of the transfer shaft is matched with the position of the first guide groove;

the fan blade is characterized in that the transfer hole is formed in the fan blade along the axial direction of the fan blade, the top port of the transfer hole is exposed to the top surface of the fan blade, the bottom port of the transfer hole is exposed to the bottom surface of the fan blade, the fan blade is sleeved on the transfer shaft through the transfer hole, and the transfer hole is rotationally connected with the transfer shaft;

the first spherical groove is formed in the top end face of the switching shaft;

the first ball is arranged in the inner cavity of the first spherical groove in a rolling way, the shape of the first ball is matched with that of the first spherical groove, and the first ball protrudes out of the top end surface of the switching shaft and is abutted against the inner surface of the first guide groove;

The assembly groove is formed in the top surface of the fan blade;

the second spherical groove is formed in the end face of the top end of the abutting shaft;

the second ball rolls and sets up in the inner chamber in second ball-type groove, the second ball with the shape phase-match in second ball-type groove, the second ball protrusion in the top surface of butt axle and with the internal surface butt in second guide way.

10. A heating ventilation air conditioner comprising the air quantity adjusting assembly according to any one of claims 1 to 9, further comprising: the air inlet cylinder, a plurality of ventilation windows, a bearing bracket and a fan;

The air exchanging windows are arranged on the curved outer wall of the air supply pipe, any one of the air exchanging windows penetrates through the outer wall of the air supply pipe and is communicated with the inner cavity of the air supply pipe, and the positions of the air exchanging windows and the output end of the air inlet pipe are matched;

the fan is fixedly arranged on the bearing bracket, and the fan is electrically connected with the control equipment.