CN216481415U - Controllable air supplement device of amount of wind - Google Patents
Controllable air supplement device of amount of wind Download PDFInfo
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- CN216481415U CN216481415U CN202120762585.6U CN202120762585U CN216481415U CN 216481415 U CN216481415 U CN 216481415U CN 202120762585 U CN202120762585 U CN 202120762585U CN 216481415 U CN216481415 U CN 216481415U
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Abstract
The utility model discloses an air supplementing device with controllable air volume, which comprises an axial flow air inlet machine and an axial flow air outlet machine, wherein an oxygen content detector, an air shunting part, an air supplementing adjusting part and a pressurizing mixed air supply part are sequentially arranged between the axial flow air inlet machine and the axial flow air outlet machine, the air shunting part is communicated with an outlet of a ventilating pipeline, the air supplementing adjusting part is electrically connected with a controller, and the oxygen content detector is electrically connected with the controller; the air supplementing adjusting part comprises a heat exchange device section and a circulating air volume adjusting section, a fresh air unit is connected outside the heat exchange device section, an air volume adjusting valve is arranged in the circulating air volume adjusting section, and the air volume adjusting valve and the fresh air unit are electrically connected with the controller. The device provided by the utility model has the advantages that the consumption is reduced, the energy is saved, the oxygen content of the circulating air is detected by the oxygen content detector, the fresh air input quantity and the circulating air input quantity are adjusted, the normal operation of hot air circulation can be ensured, meanwhile, sufficient oxygen is provided, and the control is convenient.
Description
Technical Field
The utility model relates to the field of building environment and energy application engineering, in particular to an air supplementing device with controllable air volume.
Background
At present, as is well known, a circulating air and fresh air system is a common system form, and the system mainly comprises an air circulating system and a fresh air system, and is gradually suitable for a household fresh air system. This system satisfies the fresh degree and the oxygen demand of indoor air when need guaranteeing indoor air circulation as domestic miniature total air system's core device in the course of the work, consequently at the in-process that circulated air recycles, needs supply the new trend, but the air supplement module of current circulated air with new trend system is single, also can't guarantee suitable oxygen content in the use. In order to avoid the waste of industrial energy, energy conservation is realized, and circulating air generated in industrial production can be conveyed to a household air system, but in an industrial high-temperature environment, the temperature of the circulating air is high, generally 200 ℃ or above, a common small household air supplement device cannot bear high temperature, the fresh air quantity cannot be controlled according to actual requirements, and waste hot air cannot be recycled, so that energy loss is caused.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the embodiment of the utility model provides the air supplementing device with the controllable air volume, so that the energy consumption can be reduced, the normal operation of hot air circulation is ensured, and meanwhile, sufficient oxygen can be provided in circulating air, and the control is convenient.
The embodiment of the application discloses: an air supplementing device with controllable air volume is connected between an air outlet pipeline and an air inlet pipeline, the air outlet pipeline discharges circulating air, the air supplementing device comprises an axial flow air inlet machine communicated with the air outlet pipeline and an axial flow air outlet machine communicated with the air inlet pipeline, an oxygen content detector, an air flow dividing part, an air supplementing adjusting part and a pressurizing mixed air supply part are sequentially arranged between the axial flow air inlet machine and the axial flow air outlet machine, the air flow dividing part is communicated with an outlet of the air pipeline, the air supplementing adjusting part is electrically connected with a controller, and the oxygen content detector is electrically connected with the controller;
the air supplementing adjusting part comprises a heat exchange device section and a circulating air volume adjusting section, the inlet of the circulating air volume adjusting section is communicated with the outlet of the gas flow dividing part, the inlet of the heat exchange device section is communicated with the partial outlet of the gas flow dividing part, a fresh air unit is connected outside the heat exchange device section, an air volume adjusting valve is arranged in the circulating air volume adjusting section, and the air volume adjusting valve and the fresh air unit are both electrically connected with the controller.
Preferably, the cross section area of the gas shunting part is not smaller than that of the air outlet of the axial flow air inlet machine.
Preferably, the inlet amount of circulating air at the inlet of the circulating air volume adjusting section is greater than the inlet amount of circulating air at the inlet of the heat exchange device section.
Preferably, a heat transfer and heat exchange pipeline is arranged in the heat exchange device section and comprises a first inlet, a second inlet, a first outlet and a second outlet, the first inlet corresponds to the first outlet, the second inlet corresponds to the second outlet, the first inlet is communicated with the outlet of the air outlet pipeline, the second inlet is communicated with the fresh air handling unit, the second outlet is communicated with the pressurized mixed air supply part, and fresh air of the fresh air handling unit is conveyed to the pressurized mixed air supply part through the second outlet.
Preferably, an air outlet is arranged in the heat exchange device section and communicated with the first outlet, and the air outlet is positioned at the tail end of the circulating air volume adjusting section.
Preferably, the air inlets of the first inlet and the circulating air volume adjusting section are communicated with the air outlet of the air outlet pipeline, and the air inlet volume of the first inlet is equal to the air inlet volume of the second inlet.
Preferably, the air outlet of the pressurized mixed air supply part is communicated with the axial flow air outlet machine, and the second outlet and the air outlet of the circulating air volume adjusting section are communicated with the air inlet of the pressurized mixed air supply part.
Circulating air discharged by the air outlet pipeline enters the air supplementing device through the axial flow air inlet machine, the oxygen content of the circulating air is detected by the oxygen content detector, and the detection result is fed back to the controller by the oxygen content detector;
judging whether the actual oxygen content value measured by the oxygen content detector exceeds a preset oxygen content value through the controller; if the measured actual oxygen content value is larger than the preset oxygen content value;
if the measured actual oxygen content value is larger than the preset oxygen content value, the controller controls the valve port of the air volume regulating valve to be opened, most of the circulating air enters the circulating air volume regulating section through the air splitting part and enters the pressurizing mixed air supply part, and a small part of the circulating air enters the heat exchange device section through the air splitting part;
if the measured actual oxygen content value is smaller than the preset oxygen content value, the controller controls the valve port of the air volume adjusting valve to be closed, controls the fresh air unit to convey fresh air into the heat exchange device section, meanwhile, part of circulating air enters the heat exchange device section through the air flow splitting part, heats the fresh air in the heat exchange device section, the heated fresh air enters the pressurized mixed air supply part, and part of circulating air in the circulating air volume adjusting section directly enters the pressurized mixed air supply part through the air volume adjusting valve;
the pressurizing and mixing air supply part pressurizes the mixed air discharged into the pressurizing and mixing air supply part, so that the air pressure discharged by the pressurizing and mixing air supply part is the same as the pressure in the ventilating duct, and the mixed air is conveyed into the air inlet duct by the axial flow air outlet machine.
The utility model has the following beneficial effects: the device has the advantages of simple structure, convenient control, energy consumption reduction and energy saving, can monitor the oxygen content of oxygen in the circulating air while ensuring the normal operation of hot air circulation, can supplement corresponding fresh air volume according to the oxygen content condition, realizes the supplement of oxygen in the circulating air which enters the pipeline again, and solves the problem of insufficient oxygen in the air inlet pipeline. Can adjust in good time according to the oxygen content, the flexibility is good, and the suitability is strong.
In order to make the aforementioned and other objects, features and advantages of the utility model comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an air supplement device in an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an air supplement adjusting part in the embodiment of the utility model.
Reference numerals of the above figures:
1. an axial flow air inlet machine; 2. an oxygen content detector; 3. a gas flow-splitting section; 4. a heat exchange device section; 5. a circulating air volume adjusting section; 6. a pressurized mixing air supply part; 7. an axial flow air outlet machine; 8. a fresh air handling unit; 9. an air outlet; 10. a heat transfer and exchange line; 101. a first inlet; 102. a second inlet; 103. a first outlet; 104. a second outlet; 11. an air volume adjusting valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, an air supplementing device with a controllable air volume is connected between an air outlet pipeline (not shown in the figure) and an air inlet pipeline (not shown in the figure), the air outlet pipeline discharges circulating air, the air supplementing device comprises an axial flow air inlet machine 1 communicated with the air outlet pipeline and an axial flow air outlet machine 7 communicated with the air inlet pipeline, an oxygen content detector 2, an air flow dividing part 3, an air supplementing adjusting part and a pressurizing mixed air supply part 6 are sequentially arranged between the axial flow air inlet machine 1 and the axial flow air outlet machine 7, the air flow dividing part 3 is communicated with an outlet of the air conduit, the air supplementing adjusting part is electrically connected with a controller (in the prior art, not shown in the figure), and the oxygen content detector 2 is electrically connected with the controller;
the air supplementing adjusting part comprises a heat exchange device section 4 and a circulating air volume adjusting section 5, the inlet of the circulating air volume adjusting section 5 is communicated with the outlet of the gas flow dividing part 3, the inlet of the heat exchange device section 4 is communicated with the partial outlet of the gas flow dividing part 3, a fresh air unit 8 is externally connected with the heat exchange device section 4, an air volume adjusting valve 11 is arranged in the circulating air volume adjusting section 5, the air volume adjusting valve 11 and the fresh air unit 8 are both electrically connected with the controller, and the pressurizing mixed air supply part 6 is an air pressurizing device.
The cross section area of the gas shunting part 3 is not smaller than that of the air outlet of the axial flow air inlet machine 1, so that circulating air of an air outlet pipeline can enter the gas shunting part 3 to be shunted.
In this embodiment, the inlet of the circulating air volume adjusting section 5 is larger than the inlet of the circulating air at the inlet of the heat exchanging device section 4, so that sufficient circulating air can enter the circulating air volume adjusting section 5, and meanwhile, circulating air can enter the heat exchanging device section 4, so that the circulating air volume adjusting section is suitable for shunting and conveying circulating air under different oxygen content conditions, when new air does not need to be supplemented, the circulating air enters the circulating air volume adjusting section 5 and is discharged through the air volume adjusting valve 11, sufficient circulating air is conveyed, part of the circulating air is discharged into the heat exchanging device section 4, and when new air volume needs to be supplemented to enter the heat exchanging device section 4, part of the circulating air discharged into the heat exchanging device section 4 can be used for heating fresh air.
Specifically, as shown in fig. 2, a heat transfer and heat exchange pipeline 10 is arranged in the heat exchange device section 4, the heat transfer and heat exchange pipeline 10 includes a first inlet 101, a second inlet 102, a first outlet 103 and a second outlet 104, the heat transfer and heat exchange pipeline 10 is two pipelines arranged in a staggered manner, wherein the first inlet 101 corresponds to the first outlet 103, the second inlet 102 corresponds to the second outlet 104, the first inlet 101 is communicated with the outlet of the air outlet pipeline, part of the circulating air discharged from the air outlet pipeline is input through the first inlet 101, the second inlet 102 is communicated with the fresh air handling unit, after part of the circulating air enters the heat exchange device section 4, the fresh air handling unit 8 needs to be supplemented with a corresponding fresh air volume and enters the heat transfer and heat exchange pipeline 10 through the second inlet 102, the second outlet 104 is communicated with the pressurizing and mixing part 6, after heat exchange through the heat transfer and heat exchange pipeline 10, the temperature of the supplemented fresh air rises and is discharged into the pressurizing and mixing air supply part 6 through the second outlet 104, the fresh air of the fresh air unit 8 is conveyed to the pressurizing and mixing air supply part 6 through the second outlet 104, and the circulating air conveyed into the heat transfer and heat exchange pipeline 10 improves the heat of the fresh air in the process of conveying the fresh air, so that the temperature of the mixed air of the pressurizing and mixing air supply part 6 is prevented from being excessively reduced after the fresh air is mixed with the circulating air in the pressurizing and mixing air supply part 6, and the energy consumption is reduced. Through be equipped with air exit 9 in the heat transfer device section 4, air exit 9 with first export 103 intercommunication, the circulated air that gets into in the heat transfer heat exchange pipeline 10 is finally discharged by first export 103, air exit 9 is located the end of circulation air regulation section 5, air exit 9 is gone out and is equipped with filter (not shown in the figure), and the waste gas that the circulated air produced for new trend heating back in the heat transfer device section 4 of being convenient for is discharged through filtering by air exit 9.
When the circulating air is used for heating fresh air, the first inlet 101 and the air inlet of the circulating air volume adjusting section are both communicated with the air outlet of the air outlet pipeline, the air intake rate of the first inlet 101 is equal to the air intake rate of the second inlet 102, after the oxygen content detector detects the oxygen content of the circulating air, the air volume regulating valve is controlled to regulate the air intake entering the air shunting part, part of the circulating air enters the circulating air volume regulating section 4, the residual part of the circulating air enters the heat transfer and heat exchange pipeline 10 through the first inlet 101, the fresh air handling unit 8 is informed to supplement fresh air with the same circulating air intake as that of the circulating air entering the first inlet 101 through the second inlet 102, and then the fresh air is discharged from the second outlet 104, and the circulating air is mixed with the circulating air in the circulating air volume adjusting section 4 and enters a pressurizing mixed air supply part 6, so that the circulating air volume discharged from the air outlet pipeline is equal to the air inlet volume entering the air inlet pipeline.
The circulated air in the heat transfer device section 4 has the heat, new trend pipeline distribution of new trend unit 8 is in heat transfer device section 4, and mix the air supply portion 6 intercommunication with the pressurization, new trend pipeline of new trend unit 8 is in the hot environment of circulated air, heat transfer through the circulated air makes new trend temperature rise in new trend pipeline of new trend unit 8, in this embodiment, combine the circulated air through the heat transfer heat exchange pipeline 10 that sets up, make the speed that the new trend heaied up in new trend pipeline of new trend unit 8 improve.
In this embodiment, the air outlet of the pressurized mixed air supply part 6 is communicated with the axial flow air outlet machine 7, the air outlet of the heat exchange device section 4 and the air outlet of the circulating air volume adjusting section 5 are communicated with the air inlet of the pressurized mixed air supply part 6, so that the circulating air in the circulating air volume adjusting section 5 and the fresh air conveyed by the fresh air unit 8 in the heat exchange device section 4 can both enter the pressurized mixed air supply part 6, and the mixed air formed after mixing can be discharged into an air inlet pipeline by the axial flow air outlet machine 7.
The air supplementing method using the air volume controllable air supplementing device comprises the following steps:
circulating air discharged by the air outlet pipeline enters the air supplementing device through the axial flow air inlet machine 1, the oxygen content of the circulating air is detected by the oxygen content detector 2, and the detection result is fed back to the controller by the oxygen content detector 2;
step 2, judging whether the actual oxygen content value measured by the oxygen content detector 2 exceeds a preset oxygen content value through the controller; entering step 3 if the measured actual oxygen content value is larger than the preset oxygen content value, and otherwise, entering step 4;
therefore, the fresh air input quantity and the air exhaust quantity of the air output regulating valve 11 can be regulated according to the oxygen content condition in the circulating air, and the mixed air formed after the fresh air and the circulating air enter the pressurizing mixed air supply part 6 to be mixed has sufficient oxygen content.
And 5, pressurizing the mixed air discharged into the pressurized mixed air supply part 6 in the step 3 or the step 4 by the pressurized mixed air supply part 6 to ensure that the air pressure discharged by the pressurized mixed air supply part 6 is the same as the pressure in the ventilation pipeline, and then conveying the air into the air inlet pipeline by the axial flow air outlet machine 7.
The circulating air system has the advantages of simple structure and convenient control, can recycle the circulating air in the air outlet pipeline, avoids heat waste, supplements corresponding fresh air in the circulating air, provides corresponding oxygen in the circulating air, solves the contradiction between air heat loss and insufficient oxygen, can be used in a household air system, reduces the oxygen content in the household air system, reduces energy consumption, saves energy, can monitor the oxygen content of the circulating air exhausted by the air outlet pipeline, adaptively supplements the fresh air quantity according to the oxygen content in the circulating air, ensures the oxygen content of the air conveyed into the air inlet pipeline, and has good flexibility and strong adaptability.
The device can be arranged at the inlet end of an air supply system of the high-temperature infrared catalytic drying box, can provide sufficient oxygen for the high-temperature infrared catalytic drying box, realizes high-temperature infrared catalysis, avoids heat waste of circulating air, can be directly conveyed into the high-temperature infrared catalytic drying box to improve the heat inside the high-temperature infrared catalytic drying box, and reduces the work energy consumption for heating the inside of the high-temperature infrared catalytic drying box.
The principle and the implementation mode of the utility model are explained by applying specific embodiments in the utility model, and the description of the embodiments is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (8)
1. The air supplementing device with the controllable air volume is connected between an air outlet pipeline and an air inlet pipeline, and discharges circulating air from the air outlet pipeline, and is characterized by comprising an oxygen content detector, an air shunting part, an air supplementing adjusting part and a pressurizing mixed air supply part which are sequentially arranged between the air outlet pipeline and the air inlet pipeline, wherein the air shunting part is communicated with an outlet of the air outlet pipeline, the air supplementing adjusting part is electrically connected with a controller, and the oxygen content detector is electrically connected with the controller;
the air supplementing adjusting part comprises a heat exchange device section and a circulating air volume adjusting section, the inlet of the circulating air volume adjusting section is communicated with the outlet of the gas flow dividing part, the inlet of the heat exchange device section is communicated with the partial outlet of the gas flow dividing part, a fresh air unit is connected outside the heat exchange device section, an air volume adjusting valve is arranged in the circulating air volume adjusting section, and the air volume adjusting valve and the fresh air unit are both electrically connected with the controller.
2. The air quantity controllable air supplementing device according to claim 1, wherein the air supplementing device comprises an axial flow air inlet machine communicated with the air outlet pipeline and an axial flow air outlet machine communicated with the air inlet pipeline.
3. The air supplement device with the controllable air volume according to claim 2, wherein the cross-sectional area of the air dividing part is not smaller than that of the air outlet of the axial flow air inlet machine.
4. The air supplementing device with controllable air quantity according to claim 1, characterized in that the inlet quantity of circulating air at the inlet of the circulating air quantity regulating section is larger than the inlet quantity of circulating air at the inlet of the heat exchange device section.
5. The air supplement device with the controllable air volume according to claim 2, wherein a heat transfer and exchange pipeline is arranged in the heat exchange device section, the heat transfer and exchange pipeline comprises a first inlet, a second inlet, a first outlet and a second outlet, the first inlet corresponds to the first outlet, the second inlet corresponds to the second outlet, the first inlet is communicated with the outlet of the air outlet pipeline, the second inlet is communicated with the fresh air handling unit, the second outlet is communicated with the pressurized mixed air supply part, and fresh air of the fresh air handling unit is conveyed to the pressurized mixed air supply part through the second outlet.
6. The controllable-air-volume air supplement device according to claim 5, wherein an air outlet is arranged in the heat exchange device section, the air outlet is communicated with the first outlet, and the air outlet is positioned at the tail end of the circulating air volume adjusting section.
7. The air supplementing device with the controllable air quantity according to claim 5, wherein the air inlets of the first inlet and the circulating air quantity adjusting section are both communicated with the air outlet of the air outlet pipeline, and the air inlet quantity of the first inlet is equal to the air inlet quantity of the second inlet.
8. The air supplement device with the controllable air volume according to claim 5, wherein an air outlet of the pressurized mixed air supply part is communicated with the axial flow air outlet machine, and the second outlet and an air outlet of the circulating air volume adjusting section are both communicated with an air inlet of the pressurized mixed air supply part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120762585.6U CN216481415U (en) | 2021-04-14 | 2021-04-14 | Controllable air supplement device of amount of wind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120762585.6U CN216481415U (en) | 2021-04-14 | 2021-04-14 | Controllable air supplement device of amount of wind |
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| Publication Number | Publication Date |
|---|---|
| CN216481415U true CN216481415U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120762585.6U Active CN216481415U (en) | 2021-04-14 | 2021-04-14 | Controllable air supplement device of amount of wind |
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| CN (1) | CN216481415U (en) |
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2021
- 2021-04-14 CN CN202120762585.6U patent/CN216481415U/en active Active
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