CN219222735U

CN219222735U - Automatic control system for air supply and exhaust

Info

Publication number: CN219222735U
Application number: CN202320559286.1U
Authority: CN
Inventors: 袁江涌
Original assignee: Shanghai Pujun Technology Co ltd
Current assignee: Shanghai Pujun Technology Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-06-20
Anticipated expiration: 2033-03-20

Abstract

The application relates to an automatic control system of airing exhaust, it includes blast pipe, exhaust pipe, air supply impeller, impeller of airing exhaust, drive shaft, driving motor and drive assembly, the blast pipe is equipped with the air supply passageway, the exhaust pipe is equipped with the passageway of airing exhaust, indoor and outdoor are located respectively at the both ends of air supply passageway and passageway of airing exhaust, the coaxial fixed connection in drive shaft's of impeller of airing exhaust both ends, in the air supply passageway was located to the impeller of airing exhaust, the impeller of airing exhaust is located in the passageway of airing exhaust, the drive shaft rotates and connects in blast pipe and exhaust pipe, drive shaft and driving motor all locate indoor, driving motor's motor casing is connected in the wall body, driving motor's motor shaft is connected in drive assembly, drive assembly connects in the drive shaft. The driving motor drives the driving shaft to rotate through the transmission assembly, and controls the air supply impeller and the air exhaust impeller to rotate, so that air inlet of the air inlet channel and air exhaust of the air exhaust channel are realized, and the air purification efficiency is improved.

Description

Automatic control system for air supply and exhaust

Technical Field

The application relates to the field of air supply and exhaust technologies, in particular to an air supply and exhaust automatic control system.

Background

With the development and progress of society, the life quality of people is higher and higher, the functions of modern buildings are diversified, the technology is advanced, and the ventilation equipment which is beneficial to the health of human bodies and improves the comfort of indoor body feeling is arranged in a plurality of modern buildings.

The ventilation equipment is suitable for various industries, achieves the ventilation effect by indoor or outdoor ventilation, can promote the evaporation of body fluid by the flow of air around a human body, plays the role of natural cooling, can update the air in a room with a certain ventilation rate by ventilation, can play the roles of maintaining the freshness of the air, reducing the concentration of harmful gases in the room and the like, and further reduces uncomfortable reactions of the human body caused by poor ventilation such as stuffy, peculiar smell, dust, lampblack and the like.

The working principle of the exhaust fan is that the input electric power drives the fan impeller to rotate through the motor so as to achieve the effect of air suction or exhaust on gas, the fan consists of an air inlet impeller shell motor and other elements, the motor converts the electric power into mechanical power to drive the impeller to rotate, the air inlet is used for guiding gas to smoothly enter the impeller, and the impeller is used for transferring kinetic energy generated during rotation to the gas.

The utility model patent with the publication number of CN205448162U discloses a natural air supply and exhaust system, which uses outdoor natural wind and the rising air flow of indoor hot air as the rotation power of an unpowered ventilator to exhaust indoor dirty air and air with high carbon dioxide concentration, and simultaneously drives an air inlet fan to send outdoor air into a room through a filtering unit, and air inlets and air outlets are respectively provided with air deflectors, so that the air inlet or exhaust amount can be adjusted according to the preference of users.

However, the exhaust system uses the rising hot air flow as the rotation power of the unpowered ventilator, and the driving force of the rising hot air flow is too small, so that the exhaust effect is poor.

Disclosure of Invention

In order to improve air purification efficiency, the application provides an automatic control system of sending and exhausting.

The application provides an send automatic control system of airing exhaust adopts following technical scheme:

the utility model provides an send automatic control system of airing exhaust, includes blast pipe, exhaust pipe, air supply impeller, impeller of airing exhaust, drive shaft, driving motor and drive assembly, the blast pipe is equipped with the air supply passageway, the exhaust pipe is equipped with the passageway of airing exhaust, indoor and outdoor are located respectively at the both ends of air supply passageway and passageway of airing exhaust, the coaxial fixed connection in the both ends of drive shaft of impeller of airing exhaust, in the air supply passageway was located to the impeller of airing exhaust, the impeller of airing exhaust is located the passageway of airing exhaust, the drive shaft rotates to be connected in blast pipe and exhaust pipe, drive shaft and driving motor all locate indoor, driving motor's motor casing is connected in the wall body, driving motor's motor shaft is connected in drive assembly, drive assembly is connected in the drive shaft.

Through adopting above-mentioned technical scheme, driving motor passes through drive assembly and drives the drive shaft and rotate, and control air supply impeller and impeller of airing exhaust rotate, realize that the air inlet passageway air inlet and the passageway of airing exhaust are aired exhaust, improve air purification efficiency.

Preferably, the transmission assembly comprises a synchronous belt and synchronous wheels, wherein two synchronous wheels are arranged, one synchronous wheel is coaxially connected to the periphery of the driving shaft, the other synchronous wheel is coaxially connected to the motor shaft of the driving motor, and the synchronous belt is sleeved on the periphery of the two synchronous wheels.

Through adopting above-mentioned technical scheme, driving motor passes through synchronizing wheel and hold-in range control drive shaft rotation, simple structure, convenient operation.

Preferably, the exhaust pipe is higher than the blast pipe.

Through adopting above-mentioned technical scheme, indoor hot air rises to pile up, and the exhaust pipe is taken away indoor top hot air to with outdoor fresh cold air suction, do benefit to the heat dissipation, improve air purification efficiency, if the high blast pipe of exhaust pipe is less than, the indoor hot air of air admission is easily pushed down to human activity area from outdoor, is unfavorable for the heat dissipation.

Preferably, the motor driving device further comprises a switch, wherein the switch is connected to the driving motor and is used for starting and stopping the driving motor.

Through adopting above-mentioned technical scheme, open and close through switch control driving motor, easy and simple to handle improves air purification efficiency.

Preferably, the wall body is provided with a heat expansion block, one end of the heat expansion block is connected to the wall body, and the other end of the heat expansion block is used for being abutted to a switch to start and stop a driving motor.

Through adopting above-mentioned technical scheme, indoor hot air rises and piles up the top, and the expansion block that is heated expands butt switch control driving motor starts and dispels the heat, and indoor air temperature reduces, and expansion that is heated contracts soon, driving motor stop work, practices thrift the power consumption.

Preferably, the wall-mounted solar energy heating device further comprises a guide block, wherein the guide block is connected to the wall body, a guide groove is formed in one end, facing the switch, of the guide block, and one end of the heated expansion block is connected to the bottom of the guide groove.

By adopting the technical scheme, the guide groove plays a guide role in extending the heated expansion block, so that when the temperature rises, the heated expansion block can be stably abutted to the switch.

Preferably, the air conditioner further comprises an air deflector, one end of the air deflector is connected to one end of the air supply pipe, which is arranged outside, and the air supply channel and the air exhaust channel are respectively positioned on two sides of the air deflector.

Through adopting above-mentioned technical scheme, the aviation baffle separates air supply passageway and exhaust passageway for exhaust passageway exhaust indoor air is difficult for reentering indoor from air supply passageway, improves air purification efficiency.

Preferably, the air deflector is rotatably connected to the air supply pipe, and the air deflector is used for controlling the air quantity of the air supply.

By adopting the technical scheme, the air inlet quantity is controlled by adjusting the angle of the air deflector, and the operation is simple and convenient.

Preferably, the air conditioner further comprises a filter screen, wherein the filter screen is connected to one end of the air exhaust pipe, which is arranged in the room, and covers the air exhaust channel.

Through adopting above-mentioned technical scheme, the filter screen is used for filtering the outdoor air of discharge, reduces the impurity that contains in the air and blocks up the probability of impeller of airing exhaust, protection send exhaust system.

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

1. the driving motor drives the driving shaft to rotate through the transmission assembly, controls the air supply impeller and the air exhaust impeller to rotate, realizes air inlet of the air inlet channel and air exhaust of the air exhaust channel, and improves the air purification efficiency;

2. the indoor hot air is piled up, the exhaust pipe pumps the hot air above the indoor and pumps the outdoor fresh cold air, so that the heat dissipation is facilitated, the air purification efficiency is improved, and if the height of the exhaust pipe is smaller than that of the air supply pipe, the indoor hot air is easily pressed down to a human body activity area by the air entering the indoor from the outdoor, so that the heat dissipation is not facilitated;

3. the indoor hot air rises and piles up the top, and the expansion block that is heated expands butt switch control driving motor starts and dispels the heat, and indoor air temperature reduces, and expansion that is heated contracts soon, and driving motor stop work practices thrift the power consumption.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an automatic air supply and exhaust control system and a wall.

Fig. 2 is a schematic diagram of the overall structure of the automatic air-sending and air-exhausting control system.

Fig. 3 is a schematic diagram of the internal structure of the automatic air-sending and-exhausting control system after being cut away.

Fig. 4 is a schematic view of the overall structure of the drive motor and control assembly.

FIG. 5 is a schematic view of the overall structure of the mounting base, air supply pipe, exhaust pipe, filter screen, air deflector, fixing block and locking column.

Reference numerals illustrate: 1. a mounting base; 11. a mounting port; 2. an air supply pipe; 21. an air supply channel; 22. a first air supply port; 23. a second air supply port; 24. a first bracket; 241. a first port; 3. an exhaust pipe; 31. an exhaust passage; 32. a first exhaust outlet; 33. a second exhaust outlet; 34. a second bracket; 341. a second port; 4. a drive shaft; 41. an air supply impeller; 42. an exhaust impeller; 5. a transmission assembly; 51. a synchronizing wheel; 52. a synchronous belt; 6. a driving motor; 7. a control assembly; 71. a guide block; 711. a guide groove; 72. a switch; 73. a heated expansion block; 8. a filter screen; 91. an air deflector; 911. a rotating column; 92. a fixed block; 921. a rotation hole; 922. a locking port; 93. locking the column.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses an automatic control system for air supply and exhaust. Referring to fig. 1 and 2, the automatic air supply and exhaust control system includes a mounting base 1, an air supply pipe 2, an air exhaust pipe 3, a driving shaft 4, a transmission assembly 5, a driving motor 6, a control assembly 7, a filter screen 8 and an air deflector 91.

Referring to fig. 1 and 3, the mount 1 is provided with a mount hole 11, the mount hole 11 penetrates the mount 1, the mount 1 is connected to a wall, and an axis of the mount hole 11 is parallel to a thickness direction of the wall.

Referring to fig. 3, the blast pipe 2 and the exhaust pipe 3 penetrate through the installation opening 11 and are connected to the inner wall of the installation opening 11, the outer wall of the blast pipe 2 is connected to the outer wall of the exhaust pipe 3, the height of the exhaust pipe 3 is greater than that of the blast pipe 2, the blast pipe 2 is provided with the air supply channel 21, the exhaust pipe 3 is provided with the air exhaust channel 31, and both ends of the air supply channel 21 and the air exhaust channel 31 are respectively arranged indoors and outdoors.

The air supply pipe 2 is arranged at one end in a room and is provided with a first air supply opening 22, the opening of the first air supply opening 22 faces downwards and is circular, the air supply pipe 2 is arranged at one end outside the room and is provided with a second air supply opening 23, the axis of the second air supply opening 23 is overlapped with the axis of the mounting opening 11, the second air supply opening 23 is semicircular, and the first air supply opening 22 and the second air supply opening 23 are both communicated with the air supply channel 21.

The exhaust pipe 3 is provided with a first exhaust outlet 32 at one indoor end, the opening of the first exhaust outlet 32 faces upwards and is circular, the exhaust pipe 3 is provided with a second exhaust outlet 33 at one outdoor end, the axis of the second exhaust outlet 33 is overlapped with the axis of the mounting opening 11, the second exhaust outlet 33 is semicircular, and the first exhaust outlet 32 and the second exhaust outlet 33 are both communicated with the exhaust channel 31. The first air supply port 22 and the first air discharge port 32 are coaxially arranged, and the second air supply port 23 and the second air discharge port 33 are combined into the mounting port 11.

The inner wall of the air supply channel 21 is connected with a first bracket 24, the inner wall of the air exhaust channel 31 is connected with a second bracket 34, the first bracket 24 is provided with a first through hole 241, the second bracket 34 is provided with a second through hole 341, and the axis of the first through hole 241 and the axis of the second through hole 341 are overlapped with the axis of the first air supply port 22. The driving shaft 4 penetrates the first and

second openings

241 and 341 and is rotatably connected to the inner walls of the first and

second openings

241 and 341, the rotation axis of the driving shaft 4 coincides with the axis of the first exhaust port 32, and the rotation axis of the driving shaft 4 is vertical. One end of the driving shaft 4 is coaxially and fixedly connected with an air supply impeller 41, the lower end of the air supply impeller 41 is abutted against the upper end of the first bracket 24, the other end of the driving shaft 4 is coaxially and fixedly connected with an air exhaust impeller 42, the air supply impeller 41 is arranged in the air supply channel 21, and the air exhaust impeller 42 is arranged in the air exhaust channel 31.

Referring to fig. 2, the transmission assembly 5 includes a timing wheel 51 and a timing belt 52. The synchronizing wheels 51 are arranged in two, one synchronizing wheel 51 is arranged between the air supply pipe 2 and the exhaust pipe 3 and is coaxially and fixedly connected to the periphery of the driving shaft 4, the driving motor 6 is arranged indoors, a motor casing of the driving motor 6 is fixedly connected to a wall body, a motor shaft of the driving motor 6 is coaxially and fixedly connected to the other synchronizing wheel 51, and the synchronizing belt 52 is sleeved on the periphery of the two synchronizing wheels 51.

Referring to fig. 4, the control assembly 7 includes a guide block 71, a switch 72, and a thermal expansion block 73. The control assembly 7 is arranged indoors, the guide block 71 is fixedly connected to the wall body, the switch 72 is electrically connected to the driving motor 6, a guide groove 711 is formed in one end, facing the switch 72, of the guide block 71, one end of the heated expansion block 73 is connected to the bottom of the guide groove 711, the other end of the heated expansion block 73 is used for abutting against the switch 72, and the switch 72 is used for controlling the driving motor 6 to start and stop. When the indoor temperature is high, the heated expansion block 73 is heated and expands to abut against the switch 72 along the guide groove 711, the driving motor 6 is started, and when the indoor temperature is reduced, the heated expansion block 73 is contracted, and the driving motor 6 is stopped.

Referring to fig. 3, the filter screen 8 is provided with four, and the four filter screens 8 are fixedly connected to the inner walls of the first air supply port 22, the second air supply port 23, the first air outlet 32 and the second air outlet 33, respectively, and cover the air supply channel 21 and the air exhaust channel 31, respectively.

Referring to fig. 5, the air supply duct 2 and the exhaust duct 3 are provided with two fixing blocks 92 at one outdoor end, the fixing blocks 92 are provided with rotating holes 921, the axes of the rotating holes 921 are parallel to the straight line edge of the second air supply opening 23, the two ends of the air guide plate 91 are provided with rotating columns 911, the outer turnover of the rotating columns 911 is connected to the inner wall of the rotating holes 921, the rotating axes of the rotating columns 911 are parallel to the axes of the rotating holes 921, the air guide plate 91 is provided with two air guide plates 91, and the two air guide plates 91 are respectively used for adjusting the air quantity of the air supply and the air exhaust.

The automatic air supply and exhaust control system further comprises a locking column 93, the fixed block 92 is provided with a locking port 922, the locking port 922 is communicated with the rotating hole 921, the axis of the locking port 922 is perpendicular to the axis of the rotating hole 921, the locking column 93 is in threaded connection with the inner wall of the locking port 922, and one end of the locking column 93 extending into the rotating hole 921 is abutted to the rotating column 911.

The implementation principle of the automatic air supply and exhaust control system in the embodiment of the application is as follows: the angle of the air deflector 91 is adjusted, the air deflector 91 is fixed by the rotating locking column 93, the indoor temperature rises, the heated expansion block 73 is heated and expanded to abut against the switch 72, the driving motor 6 starts to control the driving shaft 4 to rotate, the air supply impeller 41 and the air exhaust impeller 42 rotate, indoor hot air is automatically discharged, outdoor cold air is sucked in, the indoor temperature is recovered to be normal, the heated expansion block 73 is contracted to be not abutted against the switch 72, the driving motor 6 stops, the driving shaft 4 stops rotating, and the electric power resource waste is reduced.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. An automatic control system of sending and exhausting, which is characterized in that: including blast pipe (2), exhaust pipe (3), air supply impeller (41), air exhaust impeller (42), drive shaft (4), driving motor (6) and drive assembly (5), blast pipe (2) are equipped with air supply channel (21), exhaust pipe (3) are equipped with air exhaust channel (31), indoor and outdoor are located respectively at the both ends of air supply channel (21) and air exhaust channel (31), air supply impeller (41) and air exhaust impeller (42) coaxial fixed connection in the both ends of drive shaft (4), in air supply impeller (41) located air supply channel (21), in air exhaust impeller (42) locate air exhaust channel (31), drive shaft (4) rotate and connect in blast pipe (2) and air exhaust pipe (3), drive shaft (4) and driving motor (6) all locate indoor, the motor casing of driving motor (6) is connected in the wall body, the motor shaft of driving motor (6) is connected in drive assembly (5), drive assembly (5) are connected in drive shaft (4).

2. The automatic air supply and exhaust control system according to claim 1, characterized in that: the transmission assembly (5) comprises a synchronous belt (52) and synchronous wheels (51), wherein the synchronous wheels (51) are arranged in two, one synchronous wheel (51) is coaxially connected to the periphery of the driving shaft (4), the other synchronous wheel (51) is coaxially connected to a motor shaft of the driving motor (6), and the synchronous belt (52) is sleeved on the periphery of the two synchronous wheels (51).

3. The automatic air supply and exhaust control system according to claim 1, characterized in that: the height of the exhaust pipe (3) is larger than that of the air supply pipe (2).

4. The automatic air supply and exhaust control system according to claim 1, characterized in that: the motor control device further comprises a switch (72), wherein the switch (72) is connected to the driving motor (6), and the switch (72) is used for starting and stopping the driving motor (6).

5. The automatic air supply and exhaust control system according to claim 4, wherein: the wall body is characterized by further comprising a heated expansion block (73), one end of the heated expansion block (73) is connected to the wall body, and the other end of the heated expansion block (73) is used for being abutted to a switch (72) so as to start and stop a driving motor (6).

6. The automatic air supply and exhaust control system according to claim 5, wherein: the novel thermal expansion device is characterized by further comprising a guide block (71), wherein the guide block (71) is connected to the wall body, a guide groove (711) is formed in one end, facing the switch (72), of the guide block (71), and one end of the thermal expansion block (73) is connected to the bottom of the guide groove (711).

7. The automatic air supply and exhaust control system according to claim 1, characterized in that: the air conditioner further comprises an air deflector (91), one end of the air deflector (91) is connected to one end of the air supply pipe (2) arranged outdoors, and the air supply channel (21) and the air exhaust channel (31) are respectively arranged on two sides of the air deflector (91).

8. The automatic air supply and exhaust control system according to claim 7, wherein: the air deflector (91) is rotatably connected to the air supply pipe (2), and the air deflector (91) is used for controlling the air quantity of the air supply.

9. The automatic air supply and exhaust control system according to claim 1, characterized in that: the air exhaust device further comprises a filter screen (8), wherein the filter screen (8) is connected to one end of the air exhaust pipe (3) arranged indoors and covers an air exhaust channel (31).