CN110207294A - A kind of collar vortex generation device based on the driving of elastic resonance principle - Google Patents
A kind of collar vortex generation device based on the driving of elastic resonance principle Download PDFInfo
- Publication number
- CN110207294A CN110207294A CN201910437666.6A CN201910437666A CN110207294A CN 110207294 A CN110207294 A CN 110207294A CN 201910437666 A CN201910437666 A CN 201910437666A CN 110207294 A CN110207294 A CN 110207294A
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- push plate
- elastic
- driving
- generation device
- ventilation
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0003—Exclusively-fluid systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The invention discloses a kind of collar vortex generation devices based on the driving of elastic resonance principle, including push-pull mechanism, elastic Resonant devices, push plate, ventilation shaft and negative throat noz(zle), push plate is horizontally set in ventilation shaft, the connection of the lower end of negative throat noz(zle) and ventilation shaft, push-pull mechanism passes through elastic Resonant devices and connect with push plate, and push-pull mechanism drives push plate to move up and down along the length direction of ventilation shaft by elastic Resonant devices.The a large amount of collar vortexs of lower energy production can be used, gas is quickly pushed to generate a large amount of collar vortexs in the unit time, biggish raising ventilation quantity meets the requirement of the minimum ventilation quantity of heating or refrigerating field.
Description
Technical field
The present invention relates to fluid mechanics technologies, and in particular to a kind of collar vortex generation based on the driving of elastic resonance principle
Device.
Background technique
Existing collar vortex generation device, the effect that push plate pushes gas to generate collar vortex is ideal, but the speed of push plate
It is greatly driven the limitation of component, generation collar vortex is slower, and ventilation quantity is lower.The component of existing driving push plate is mainly electricity
The collar vortex frequency of machine, generation is lower, and ventilation quantity is insufficient for the demand of heating or refrigerating field, if wanting to improve push plate speed,
Improving push plate speed will be very high to motor requirement, causes equipment manufacturing cost to be substantially improved, cost performance reduces.
Summary of the invention
The technical problem to be solved by the present invention is in view of the foregoing defects the prior art has, provide a kind of based on bullet
Property resonance principle driving collar vortex generation device, a large amount of collar vortexs of lower energy production can be used, quickly pushed in the unit time
Gas generates a large amount of collar vortexs, and biggish raising ventilation quantity meets the requirement of the minimum ventilation quantity of heating or refrigerating field.
Used technical solution is the present invention to solve above-mentioned technical problem:
A kind of collar vortex generation device based on the driving of elastic resonance principle, including push-pull mechanism, elastic Resonant devices, push away
Plate, ventilation shaft and negative throat noz(zle), push plate are horizontally set in ventilation shaft, the lower end connection of negative throat noz(zle) and ventilation shaft,
Push-pull mechanism passes through elastic Resonant devices and connect with push plate, and push-pull mechanism passes through elastic Resonant devices and drives push plate along ventilation shaft
Length direction move up and down.
According to above-mentioned technical proposal, push-pull mechanism includes motor, rotary shaft and eccentric wheel, and rotary shaft is horizontally set at ventilation
In pipeline, it is suspended in the top of push plate, motor is connected by one end of shaft coupling and rotary shaft, and eccentric wheel is sheathed on rotary shaft
On, eccentric wheel is connect with elastic Resonant devices, and motor drives rotary shaft to rotate by shaft coupling, and eccentric wheel is driven to rotate, partially
Heart wheel drives push plate to move up and down along the length direction of ventilation shaft by elastic Resonant devices.
According to above-mentioned technical proposal, the both ends of rotary shaft are connect with the two sidewalls of ventilation shaft respectively by bearing.
According to above-mentioned technical proposal, eccentric wheel is arranged with endless cable on eccentric wheel, endless cable is arranged circumferentially arranged with annular groove
In in annular groove, endless cable is connect with elastic Resonant devices.
According to above-mentioned technical proposal, motor is fixedly arranged on outside ventilation shaft.
According to above-mentioned technical proposal, motor is stepper motor.
According to above-mentioned technical proposal, elastic Resonant devices include upper spring group and lower groups of springs, the upper end of upper spring group with
Push-pull mechanism connection, the lower end of upper spring group and the top surface of push plate connect, and the upper end of lower groups of springs and the bottom surface of push plate connect, under
The lower end of groups of springs is connect with ventilation shaft.
According to above-mentioned technical proposal, upper spring group includes 1 central spring, and lower groups of springs includes multiple circumferentially equal along push plate
The periphery spring of even arrangement.
According to above-mentioned technical proposal, the inner wall of ventilation shaft is equipped with annular convex platform, the lower end of periphery spring and convex annular
Platform connection.
According to above-mentioned technical proposal, the upper end of ventilation shaft is equipped with top cover.
The invention has the following advantages:
1, push-pull mechanism drives push plate to move up and down along the length direction of ventilation shaft by elastic Resonant devices, forms bullet
Property resonance, drive push plate move up and down, a large amount of collar vortexs of lower energy production can be used, quickly gas is pushed to produce in the unit time
Raw a large amount of collar vortexs, biggish raising ventilation quantity meet the requirement of the minimum ventilation quantity of heating or refrigerating field.
2, the collar vortex generation device based on the driving of elastic resonance principle that the present invention generates can generate within the unit time
A greater amount of collar vortexs directly drives push plate using elastic fluid, and push plate speed is substantially improved, and utilizes the excitation of eccentric wheel frequency
The resonance that rate generates when identical with clamping plate spring assembly intrinsic frequency, can quickly substantially using the push plate that resonance principle drives
Degree movement quickly pushes gas to generate a large amount of collar vortexs in the unit time, biggish to improve ventilation quantity, can satisfy heating or system
The requirement of the minimum ventilation quantity in cold field.
Detailed description of the invention
Fig. 1 is the perspective view of the explosion of the collar vortex generation device based on the driving of elastic resonance principle in the embodiment of the present invention；
Fig. 2 is the main view of the collar vortex generation device based on the driving of elastic resonance principle in the embodiment of the present invention；
Fig. 3 is the A-A cross-sectional view of Fig. 2；
Fig. 4 is the elevation of the collar vortex generation device based on the driving of elastic resonance principle in the embodiment of the present invention；
Fig. 5 is the connection schematic diagram of eccentric wheel and rotary shaft in the embodiment of the present invention；
Fig. 6 is the connection schematic diagram of eccentric wheel and central spring in the embodiment of the present invention；
In figure, 1- negative throat noz(zle), the periphery 2- spring, 3- ventilation shaft, 4- push plate, 5- central spring, 6- shaft coupling, 7- step
Into motor, 8- eccentric wheel, 9- rotary shaft, 10- ball bearing, 11- top cover, 12- cord.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
The collar vortex based on the driving of elastic resonance principle shown in referring to Fig.1~Fig. 6, in one embodiment provided by the invention
Generation device, including push-pull mechanism, elastic Resonant devices, push plate 4, ventilation shaft 3 and negative throat noz(zle) 1, push plate 4 are horizontally set at
In ventilation shaft 3, negative throat noz(zle) 1 is connect with the lower end of ventilation shaft 3, and push-pull mechanism passes through elastic Resonant devices and push plate 4 connects
It connects, push-pull mechanism drives push plate 4 to move up and down along the length direction of ventilation shaft 3 by elastic Resonant devices.
Further, push-pull mechanism includes stepper motor 7, rotary shaft 9 and eccentric wheel 8, and rotary shaft 9 is horizontally set at ventilation
In pipeline 3, it is suspended in the top of push plate 4, stepper motor 7 is connect by shaft coupling 6 with one end of rotary shaft 9, and eccentric wheel 8 is arranged
In in rotary shaft 9, eccentric wheel 8 is connect with elastic Resonant devices, and stepper motor 7 drives rotary shaft 9 to rotate by shaft coupling 6, and
Eccentric wheel 8 is driven to rotate, eccentric wheel 8 passes through elastic Resonant devices and push plate 4 is driven to move down along the length direction of ventilation shaft 3
It is dynamic.
Further, the both ends of rotary shaft 9 are connect with the two sidewalls of ventilation shaft 3 respectively by ball bearing 10.
Further, eccentric wheel 8 is arranged with endless cable on eccentric wheel 8, endless cable is sheathed on annular circumferentially arranged with annular groove
In groove, endless cable is connect by cord 12 with elastic Resonant devices.
Further, stepper motor 7 is fixedly arranged on outside ventilation shaft 3.
Further, endless cable is cord 12.
Further, elastic Resonant devices include upper spring group and lower groups of springs, the upper end of upper spring group and push-pull mechanism
Connection, the lower end of upper spring group are connect with the top surface of push plate 4, and the upper end of lower groups of springs is connect with the bottom surface of push plate 4, lower groups of springs
Lower end connect with ventilation shaft 3；Upper spring group, push plate 4 and lower groups of springs form clamping plate spring assembly, make clamping plate groups of springs
Fit intrinsic frequency is identical as the driving frequency of eccentric wheel 8, forms resonance.
Further, upper spring group includes 1 central spring 5, and lower groups of springs includes multiple being arranged circumferentially along push plate 4
Periphery spring 2.
Further, the number of periphery spring 2 is 3~5.
Further, the inner wall of ventilation shaft 3 is equipped with annular convex platform, and the lower end of periphery spring 2 is connect with annular convex platform.
Further, eccentric wheel 8 and central spring 5 are arranged on the central axis of ventilation shaft 3, central spring 5 with push away
The central point of plate 4 connects, and push plate 4 is arranged in the kernel of section of ventilation shaft 3.
Further, the upper end of ventilation shaft 3 is equipped with top cover 11.
In one embodiment of the present of invention one, the collar vortex generation device based on the driving of elastic resonance principle includes elasticity resonance
Driving device and air supply device, elasticity resonance driving device are placed in inside air supply device, and the center of stream oriented device is on the same axis.
Further, elasticity resonance driving device includes stepper motor 7, eccentric wheel 8, rotary shaft 9, groups of springs and push plate 4.
Stepper motor 7 is connect with rotary shaft 9, and 9 middle part of rotary shaft is connect with eccentric wheel 8, is connected between eccentric wheel 8 and spring by cord 12
It connects, groups of springs is connected directly with clamping plate.
Further, air supply device includes negative throat noz(zle) 1, ventilation shaft 3 and top cover 11,3 bottom end of ventilation shaft with it is tapered
Nozzle 1 is connected, and top is connected with top cover 11.
Further, 9 one end of rotary shaft is provided with connecting key, and eccentric wheel 8 is provided with keyway matched with rotary shaft 9, rotation
Shaft 9 and eccentric wheel 8 are by nested encryptions, and the rotation of axis is with the rotation of movable eccentric wheel 8.
Further, connecting key is arranged in 9 one end of rotary shaft, and rotary shaft 9 is nested even by shaft coupling 6 with 7 axis of stepper motor
It connects, the rotation of motor drives the rotation of rotary shaft 9, and then the rotation with movable eccentric wheel 8.
Further, groups of springs includes a central spring 5 and three periphery springs 2.5 one end of central spring and push plate 4
Front center is connected, and three 2 one end of periphery spring are distributed in 4 opposite longitudinal side edge of push plate, and it is convex that the other end is distributed in 3 inside of ventilation shaft
Platform.The movement of push plate 4 directly drives by spring.
Further, 8 edge of eccentric wheel is provided with a circle groove, and annular shape one face cord 12 of closure is fallen among groove,
Another side is connected with central spring 5.The rotation of eccentric wheel 8 drives cord 12 to move up and down, and then driving spring elongation compression.Bullet
Property resonance driving device working principle are as follows: stepper motor 7 by D-shaped rotary shaft 9 with movable eccentric wheel 8 rotate, eccentric wheel 8
The excitation of 12 1 vertical tremors of cord is given in movement.It is further inclined since cord 12 is also connected with spring push plate assembly
The excitation of heart wheel 8 is transmitted in spring push plate assembly, when the driving frequency of eccentric wheel 8 and the intrinsic frequency of spring push plate assembly
When rate is identical, the two generates resonance.Motor only needs to provide lesser energy as driving part at this time, and equipment fortune can be driven
Turn, gas is pushed to generate collar vortex.Since push plate 4 is directly driven by elastic fluid, push plate 4 can faster, significantly when resonance
Movement.It can produce a greater amount of collar vortexs in unit time, promote the ventilation quantity of collar vortex by a relatively large margin.
Further, 3 outer upper ends of ventilation shaft are provided with bearing platform, and inner wall of the pipe top is provided with cylindrical grooves,
Inner wall of the pipe bottom end is provided with a circle boss, and for stepper motor 7 with bearing platform by being bolted, ball bearing 10 is built in groove
It is interior, it is connected with 3 nesting of ventilation shaft.It is connected between rotary shaft 9 and ventilation shaft 3 by ball bearing 10, ball bearing 10 can
To reduce friction of the axis in rotary course.Periphery spring 2 is connected with boss.
Further, the internal diameter of negative throat noz(zle) 1 and top cover 11 is the outer diameter of ventilation shaft 3, negative throat noz(zle) 1, top cover 11 with
Ventilation shaft 3 is connected by nested.
The working principle of the invention:
Referring to a kind of collar vortex generation device based on the driving of elastic resonance principle provided by the invention of figure one, stepper motor 7
It is rotated by D-shaped rotary shaft 9 with movable eccentric wheel 8, the excitation of 12 1 vertical tremors of cord is given in the movement of eccentric wheel 8.Due to
Cord 12 is also connected with spring push plate assembly, and the excitation of further eccentric wheel 8 is transmitted in spring push plate assembly, when inclined
When the driving frequency of heart wheel 8 is identical with the intrinsic frequency of spring push plate assembly, the two generates resonance.Motor is as driving at this time
Component only needs to provide lesser energy, and equipment operation can be driven, and the gas pushed by push plate 4 is when flowing through negative throat noz(zle) 1
Curling occurs and generates collar vortex.Tapered spray 1 is the air outlet of device when push plate 4 moves downward, and is dress when push plate 4 moves upwards
The air inlet set.Since push plate 4 is directly driven by elastic fluid, push plate 4 can faster when resonance, Large Amplitude Motion.Unit
It can produce a greater amount of collar vortexs in time, promote the ventilation quantity of collar vortex by a relatively large margin.
In conclusion the resonance using eccentric wheel 8 and spring push plate assembly drives push plate 4, it can be to be produced in the unit time
Raw a large amount of collar vortexs.The system has the characteristics that high efficiency, high ventilation quantity, can satisfy the heating of minimum ventilation quantity standard
Or the requirement of refrigerating field, the collar vortex of generation can allow current of warm air or cold airflow in the case where the lower wind speed of identical ventilation quantity
That propagates is farther, improves the usage experience of user, market application prospect is wide.
Ventilation quantity is limited when the present invention solves the generation of existing collar vortex, is unable to satisfy heating or refrigerating field to ventilation quantity
The problem of minimum requirements, and collar vortex air supply velocity is lower, propagation distance farther out, improves usage experience when air-supply.The present invention one
Kind includes air supply device and elasticity resonance driving device based on the collar vortex generation device that elastic resonance principle drives, and elasticity, which resonates, drives
Dynamic device is located inside air supply device, and the center of stream oriented device is located on same axis.The advantages of present apparatus, is: former using resonance
Manage driving push plate can quick Large Amplitude Motion, quickly push gas to generate a large amount of collar vortexs in the unit time.Biggish raising
Ventilation quantity.It can satisfy the requirement of the minimum ventilation quantity of heating or refrigerating field.
Above is only presently preferred embodiments of the present invention, and of course, the scope of rights of the present invention cannot be limited by this,
Therefore according to equivalence changes made by scope of the present invention patent, still belong to protection scope of the present invention.
Claims (10)
1. a kind of collar vortex generation device based on the driving of elastic resonance principle, which is characterized in that including push-pull mechanism, elasticity resonance
Mechanism, push plate, ventilation shaft and negative throat noz(zle), push plate are horizontally set in ventilation shaft, under negative throat noz(zle) and ventilation shaft
End connection, push-pull mechanism pass through elastic Resonant devices and connect with push plate, and push-pull mechanism passes through elastic Resonant devices and drives push plate edge
The length direction of ventilation shaft moves up and down.
2. the collar vortex generation device according to claim 1 based on the driving of elastic resonance principle, which is characterized in that push-and-pull machine
Structure includes motor, rotary shaft and eccentric wheel, and rotary shaft is horizontally set in ventilation shaft, is suspended in the top of push plate, and motor is logical
The one end for crossing shaft coupling and rotary shaft connects, and eccentric wheel is sheathed in rotary shaft, and eccentric wheel is connect with elastic Resonant devices, motor
Rotary shaft rotation is driven by shaft coupling, and eccentric wheel is driven to rotate, eccentric wheel passes through elastic Resonant devices and drives push plate along logical
The length direction of air piping moves up and down.
3. the collar vortex generation device according to claim 2 based on the driving of elastic resonance principle, which is characterized in that rotary shaft
Both ends connect with the two sidewalls of ventilation shaft respectively by bearing.
4. the collar vortex generation device according to claim 2 based on the driving of elastic resonance principle, which is characterized in that eccentric wheel
Circumferentially arranged with annular groove, endless cable is arranged on eccentric wheel, endless cable is sheathed in annular groove, endless cable and elastic Resonant devices
Connection.
5. the collar vortex generation device according to claim 2 based on the driving of elastic resonance principle, which is characterized in that motor is solid
Outside ventilation shaft.
6. the collar vortex generation device according to claim 2 based on the driving of elastic resonance principle, which is characterized in that motor is
Stepper motor.
7. any one of collar vortex generation device based on the driving of elastic resonance principle, special according to claim 1~6
Sign is that elastic Resonant devices include upper spring group and lower groups of springs, and the upper end of upper spring group is connect with push-pull mechanism, upper spring
The lower end of group and the top surface of push plate connect, and the upper end of lower groups of springs and the bottom surface of push plate connect, the lower end of lower groups of springs and ventilation
Pipeline connection.
8. the collar vortex generation device according to claim 7 based on the driving of elastic resonance principle, which is characterized in that upper spring
Group includes 1 central spring, and lower groups of springs includes multiple periphery springs being arranged circumferentially along push plate.
9. the collar vortex generation device according to claim 8 based on the driving of elastic resonance principle, which is characterized in that ventilation duct
The inner wall in road is equipped with annular convex platform, and the lower end of periphery spring is connect with annular convex platform.
10. the collar vortex generation device according to claim 1 based on the driving of elastic resonance principle, which is characterized in that ventilation
The upper end of pipeline is equipped with top cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910437666.6A CN110207294A (en) | 2019-05-24 | 2019-05-24 | A kind of collar vortex generation device based on the driving of elastic resonance principle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910437666.6A CN110207294A (en) | 2019-05-24 | 2019-05-24 | A kind of collar vortex generation device based on the driving of elastic resonance principle |
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| CN201910437666.6A Pending CN110207294A (en) | 2019-05-24 | 2019-05-24 | A kind of collar vortex generation device based on the driving of elastic resonance principle |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726267A (en) * | 2019-10-28 | 2020-01-24 | 武汉理工大学 | Vortex ring refrigerating device for railway cold chain container |
| CN111322290A (en) * | 2020-03-16 | 2020-06-23 | 武汉理工大学 | Cavity contraction vortex ring generation device based on bionic jellyfish principle |
| CN111412602A (en) * | 2020-03-31 | 2020-07-14 | 广东美的制冷设备有限公司 | Vortex ring generation method based on air conditioner, storage medium and device |
| CN111412597A (en) * | 2020-03-31 | 2020-07-14 | 广东美的制冷设备有限公司 | Non-wind-sensing air supply method based on air conditioner, storage medium and device |
| CN111412606A (en) * | 2020-03-31 | 2020-07-14 | 广东美的制冷设备有限公司 | Vortex ring generation method based on air conditioner, storage medium and device |
| CN111412605A (en) * | 2020-03-31 | 2020-07-14 | 广东美的制冷设备有限公司 | Vortex ring generation method based on air conditioner, storage medium and device |
| CN111594916A (en) * | 2020-05-29 | 2020-08-28 | 佛山市万物互联科技有限公司 | Control method of air conditioner, air conditioner and storage medium |
| CN116176162A (en) * | 2023-01-09 | 2023-05-30 | 武汉理工大学 | Dynamic splitting landscape equipment |
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| CN111322290A (en) * | 2020-03-16 | 2020-06-23 | 武汉理工大学 | Cavity contraction vortex ring generation device based on bionic jellyfish principle |
| CN111412602A (en) * | 2020-03-31 | 2020-07-14 | 广东美的制冷设备有限公司 | Vortex ring generation method based on air conditioner, storage medium and device |
| CN111412597A (en) * | 2020-03-31 | 2020-07-14 | 广东美的制冷设备有限公司 | Non-wind-sensing air supply method based on air conditioner, storage medium and device |
| CN111412606A (en) * | 2020-03-31 | 2020-07-14 | 广东美的制冷设备有限公司 | Vortex ring generation method based on air conditioner, storage medium and device |
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| CN111412602B (en) * | 2020-03-31 | 2021-11-23 | 广东美的制冷设备有限公司 | Vortex ring generation method based on air conditioner, storage medium and device |
| CN111412597B (en) * | 2020-03-31 | 2021-12-17 | 广东美的制冷设备有限公司 | Non-wind-sensing air supply method based on air conditioner, storage medium and device |
| CN111594916A (en) * | 2020-05-29 | 2020-08-28 | 佛山市万物互联科技有限公司 | Control method of air conditioner, air conditioner and storage medium |
| CN116176162A (en) * | 2023-01-09 | 2023-05-30 | 武汉理工大学 | Dynamic splitting landscape equipment |
| CN116176162B (en) * | 2023-01-09 | 2023-08-29 | 武汉理工大学 | Dynamic splitting landscape equipment |
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Application publication date: 20190906 |