CN105258312A - Nozzle structure, fresh air exchange device and air conditioner - Google Patents
Nozzle structure, fresh air exchange device and air conditioner Download PDFInfo
- Publication number
- CN105258312A CN105258312A CN201510812824.3A CN201510812824A CN105258312A CN 105258312 A CN105258312 A CN 105258312A CN 201510812824 A CN201510812824 A CN 201510812824A CN 105258312 A CN105258312 A CN 105258312A
- Authority
- CN
- China
- Prior art keywords
- air
- inner core
- urceolus
- nozzle arrangements
- flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
-
- 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
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
Abstract
The invention relates to the technical field of air conditioning, in particular to a nozzle structure, a fresh air exchange device and an air conditioner. The nozzle structure comprises an outer cylinder, an inner cylinder and an air guide channel; the outer cylinder sleeves the inner cylinder; since the outer cylinder sleeves the inner cylinder and the back end of the inner cylinder is sealed, high-speed air flow can pass through the space between the outer cylinder and the inner cylinder, and then blows out forwards from an outlet in the front end of the outer cylinder to form columnar jet flow, and the columnar jet flow can be entrained by active turbulent flow on the boundary and then is mixed with air flow in the inner cylinder; and since the air guide channel runs through the space between the outer cylinder and the inner cylinder, indoor air enters the inner cylinder from the air guide channel to be mixed with high-speed air flow blown out from the outlet in the front end of the outer cylinder to form jet flow, through the process, high-speed air flow generated by a driving air source is introduced, and meanwhile, through entrainment and mixing effects of the turbulent flow on the boundary of the high-speed air flow, indoor air flows and circulates in an air flow induction manner and further the problem of high possibility of unwell symptoms caused by the fact that a user stays in an air conditioning room for a long time can be solved.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly relate to a kind of nozzle arrangements, air refreshing device and air-conditioner.
Background technology
At present, air-conditioning is extensively popularized, and becomes one of conventional household electrical appliance of people's daily house life.If but people stays in air-conditioned room for a long time, easily there is headache, dizziness, the malaise symptoms such as nervous, unable, occur these symptoms mainly because of air-conditioned room close, room air is not circulated to and room air anion rareness caused.So, how to introduce fresh air and to promote that in air-conditioned room, air flowing is the effective way overcoming above-mentioned symptom.
Therefore, for above deficiency, need to provide a kind of nozzle arrangements, air refreshing device and air-conditioner.
Summary of the invention
(1) technical problem that will solve
The object of this invention is to provide a kind of nozzle arrangements, air refreshing device and air-conditioner to solve the problem staying in for a long time and easily occur malaise symptoms in air-conditioned room.
(2) technical scheme
In order to solve the problems of the technologies described above, one aspect of the present invention provides a kind of nozzle arrangements, and it comprises urceolus, inner core and tap air channel, and described urceolus is set on inner core; Described tap air channel runs through between described urceolus and inner core, and is communicated with the space in the interior space and described inner core, the front end of described urceolus and the front end of described inner core aligns or the front end of described urceolus is positioned at the front of described inner core front end; The back-end sealing of described inner core, the rear end of described urceolus is communicated with driving wind regime, and the high velocity air produced to make driving wind regime is by space between described urceolus and inner core.
Wherein, described urceolus and described inner core are the square tubular structure of thin-walled.
Wherein, multiple described tap air channel runs through the side of described urceolus and inner core respectively.
Wherein, the rear end of described inner core is deflection cone.
Wherein, described deflection cone is the orthogonal common factor part of two semicylinders.
Wherein, the front end exit place of described urceolus is inclined-plane, to form gradually expanded form outlet; The front end exit place of described inner core is inclined-plane, to form gradually expanded form outlet.
Wherein, the gradient on the inclined-plane, front end exit place of described urceolus is less than or equal to the inclined-plane, front end exit place of described inner core.
Wherein, the gradient on the inclined-plane, front end exit place of described urceolus is α, 0 °≤α≤12 °; The gradient on the inclined-plane, front end exit place of described inner core is β, 0 °≤β≤12 °.
The air refreshing device that the present invention provides on the other hand comprises above-mentioned nozzle arrangements, and the rear end of described urceolus is communicated with driving blower fan.
Wherein, described driving blower fan is centrifugal high pressure fan, and the rear end of described urceolus is communicated with centrifugal high pressure fan by connecting pipe.
The air-conditioner that further aspect of the present invention provides comprises above-mentioned air refreshing device.
(3) beneficial effect
Technique scheme tool of the present invention has the following advantages: nozzle arrangements provided by the invention, in air refreshing device and air-conditioner, be set on inner core by urceolus, inner core back-end sealing, drive the high velocity air of wind regime generation by space between urceolus and inner core, then from outer cylinder front end outlet blowout formation column jet flow forward, this column jet flow is entrainmented by the turbulent flow that border is enlivened and is mixed the air-flow in inner core, because tap air channel runs through between urceolus and inner core, room air is entered in inner core by tap air channel and forms induced draft, export with outer cylinder front end the high velocity air blown out and be mixed to form jet, pass through said process, introduce the high velocity air driving wind regime to produce, i.e. fresh air, entrainmenting and immixture also by high velocity air border turbulent flow simultaneously, room air is made to carry out flow circuit with the form of induced draft, and then the problem staying in for a long time and easily occur malaise symptoms in air-conditioned room can be solved.
In addition, high velocity air can be avoided to form eddy current or turbulent flow in the rear end of inner core by arranging of deflection cone; To be arranged by the inclined-plane at the front end exit place of urceolus and the front end exit place of inner core and the gradient on inclined-plane, front end exit place of urceolus is less than or equal to the inclined-plane, front end exit place of inner core, can ensure that the high velocity air of outer cylinder front end outlet blowout produces air-flow in inner core and better entrainment and immixture.
Accompanying drawing explanation
Fig. 1 is the perspective view of embodiment of the present invention nozzle arrangements;
Fig. 2 is the perspective view at embodiment of the present invention nozzle arrangements rear;
Fig. 3 is the side view of embodiment of the present invention nozzle arrangements;
Fig. 4 be in Fig. 3 A-A to sectional view;
Fig. 5 be in Fig. 3 B-B to sectional view;
Fig. 6 be in Fig. 3 C-C to sectional view;
Fig. 7 be in Fig. 3 D-D to sectional view;
Fig. 8 be in Fig. 3 E-E to sectional view;
Fig. 9 is the fundamental diagram of embodiment of the present invention nozzle arrangements;
Figure 10 is embodiment of the present invention air refreshing device perspective view.
In figure: I: nozzle arrangements; II: connecting pipe; III: centrifugal high pressure fan; 1: urceolus; 2: inner core; 3: tap air channel; 4: deflection cone; A: main air flow passage import; B: main air flow passage; C: main air flow passage exports; D: tap air channel import; F: tap air channel exports; G: induced draft passage; H: induced draft channel outlet.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
In describing the invention, it will be appreciated that, term " on ", D score, "front", "rear", " vertically ", " level ", " top ", " end " " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 6 and Fig. 7, nozzle arrangements provided by the invention comprises urceolus 1, inner core 2 and tap air channel 3, and urceolus 1 is set on inner core 2; Tap air channel 3 runs through between urceolus 1 and inner core 2, and is communicated with the space in the interior space and inner core 2, and the front end of urceolus 1, with the front end of inner core 2 aligns or the front end of urceolus 1 is positioned at the front of inner core 2 front end, is also inner core length L
n≤ urceolus length L
w; The back-end sealing of inner core 2, the rear end of urceolus 1 is communicated with driving wind regime, and the high velocity air produced to make driving wind regime is by space between urceolus 1 and inner core 2.
Particularly, as shown in Fig. 5, Fig. 6, Fig. 7 and Fig. 8, described urceolus 1 is the square tubular structure of thin-walled, it has several tap air channel imports d; Described inner core 2 is thin-walled square tubular back cover structure, and on it, correspondence has several tap air channels outlet f; Tap air channel import d on urceolus 1 tap air channel corresponding with on inner core 2 exports f and connects and run through urceolus 1 and inner core 2 and form tap air channel 3, the air of the interior space is induced the space entered in inner core 2 by tap air channel 3, form induced draft passage g, induced draft channel outlet h is in the front end of inner core 2; Described urceolus 1 inwall, inner core 2 outer wall and tap air channel 3 outer wall form main air flow passage b (high velocity air passage), and the rear end of urceolus 1 is main air flow passage import a, and the front end exit place of urceolus 1 is main air flow passage outlet c.
In above-described embodiment, as shown in Figure 9, due to the back-end sealing of inner core 2, the rear end of urceolus 1 is communicated with driving wind regime, drive the high velocity air of wind regime generation by space between urceolus 1 and inner core 2, then blow out forward from urceolus 1 front end exit, when high velocity air blows out from urceolus 1 front end exit, form column jet flow, this column jet flow is entrainmented by the turbulent flow that border is enlivened and is mixed the air-flow in inner core 2, because tap air channel 3 runs through between urceolus 1 and inner core 2, and the space be communicated with in the interior space and inner core 2, room air is entered in inner core 2 by tap air channel 3 and forms induced draft, the high velocity air blown out with urceolus 1 front end exit is mixed to form jet, flow to downstream.Pass through said process, introduce the high velocity air driving wind regime to produce, i.e. fresh air, entrainmenting and immixture also by high velocity air border turbulent flow simultaneously, make room air carry out flow circuit with the form of induced draft, and then the problem staying in for a long time and easily occur malaise symptoms in air-conditioned room can be solved.Wherein, the front end of the urceolus 1 and front end of inner core 2 aligns or the front end of urceolus 1 is positioned at the front of inner core 2 front end exit, thus can ensure that the high velocity air that urceolus 1 front end exit blows out has the effect entrainmenting and mix air-flow in inner core 2.
Further, as shown in figures 1 to 6, multiple tap air channels 3 run through the side of urceolus 1 and inner core 2 respectively, particularly, the urceolus 1 of the square tubular structure of thin-walled and four sides of inner core 2 all arrange tap air channel 3.
Preferably, as shown in Figure 2-5, the rear end of inner core 2 is deflection cone 4; Deflection cone 4 is the orthogonal common factor part of two semicylinders; The rear end of inner core 2 also can be other forms of deflection cone 4 structure; High velocity air can be avoided to form eddy current or turbulent flow in the rear end of inner core 2 by arranging of deflection cone 4.
Preferably, as shown in Figure 4, the front end exit place of urceolus 1 is inclined-plane, to form gradually expanded form outlet, thus forms certain diffusion action at the front end exit place of urceolus 1; The front end exit place of inner core 2 is inclined-plane, to form gradually expanded form outlet, thus forms certain diffusion action at the front end exit place of inner core 2; The gradient (α) on the inclined-plane, front end exit place of described urceolus 1 is less than or equal to the inclined-plane, front end exit place (β) of described inner core 2, thus can ensure that the high velocity air that urceolus 1 front end exit blows out better entrainments and immixture air-flow generation in inner core 2.
Particularly, as shown in Figure 4, the gradient (α) on the inclined-plane, front end exit place of urceolus 1 is more than or equal to 0 ° and is less than or equal to 12 °, i.e. 0 °≤α≤12 °; The gradient (β) on the inclined-plane, front end exit place of described inner core 2 is more than or equal to 0 ° and is less than or equal to 12 °, 0 °≤β≤12 °, if the gradient on the gradient on the inclined-plane, front end exit place of urceolus 1 and the inclined-plane, front end exit place of inner core 2 is greater than 12 °, then be difficult to ensure that the high velocity air of urceolus 1 front end exit blowout produces the effect of entrainmenting and mixing to air-flow in inner core 2, and be difficult to form jet in the front end of nozzle I.
As shown in Figure 10, the air refreshing device that the present invention provides on the other hand comprises above-mentioned nozzle arrangements I, the rear end of urceolus 1 is communicated with driving blower fan; Drive blower fan to be centrifugal high pressure fan III, the rear end of urceolus 1 is communicated with centrifugal high pressure fan III by connecting pipe II.Under the effect of centrifugal high pressure fan III, high velocity air enters the space between urceolus 1 and inner core 2 by connecting pipe II, and blows out from urceolus 1 front end exit.
The air-conditioner that further aspect of the present invention provides comprises above-mentioned air refreshing device, during air-conditioner work, is introduced outdoor and filter fresh air by air refreshing device, increasing the content of anion in room air; Meanwhile, by nozzle arrangements I, the fresh air of introduction is delivered to indoor everywhere, drive room air to accelerate flowing, improve indoor air quality.
In sum, nozzle arrangements provided by the invention, in air refreshing device and air-conditioner, be set on inner core 2 by urceolus 1, inner core 2 back-end sealing, drive the high velocity air of wind regime generation by space between urceolus 1 and inner core 2, then blow out forward from urceolus 1 front end exit and form column jet flow, this column jet flow is entrainmented by the turbulent flow that border is enlivened and is mixed the air-flow in inner core 2, because tap air channel 3 runs through between urceolus 1 and inner core 2, room air is entered in inner core 2 by tap air channel 3 and forms induced draft, the high velocity air blown out with urceolus 1 front end exit is mixed to form jet, pass through said process, introduce the high velocity air driving wind regime to produce, i.e. fresh air, entrainmenting and immixture also by high velocity air border turbulent flow simultaneously, room air is made to carry out flow circuit with the form of induced draft, and then the problem staying in for a long time and easily occur malaise symptoms in air-conditioned room can be solved.
Below be only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (11)
1. a nozzle arrangements, is characterized in that: it comprises urceolus, inner core and tap air channel, and described urceolus is set on inner core; Described tap air channel runs through between described urceolus and inner core, and is communicated with the space in the interior space and described inner core, the front end of described urceolus and the front end of described inner core aligns or the front end of described urceolus is positioned at the front of described inner core front end; The back-end sealing of described inner core, the rear end of described urceolus is communicated with driving wind regime, and the high velocity air produced to make driving wind regime is by space between described urceolus and inner core.
2. nozzle arrangements according to claim 1, is characterized in that: described urceolus and described inner core are the square tubular structure of thin-walled.
3. nozzle arrangements according to claim 2, is characterized in that: multiple described tap air channels run through the side of described urceolus and inner core respectively.
4. nozzle arrangements according to claim 3, is characterized in that: the rear end of described inner core is deflection cone.
5. nozzle arrangements according to claim 4, is characterized in that: described deflection cone is the orthogonal common factor part of two semicylinders.
6. nozzle arrangements according to claim 5, is characterized in that: the front end exit place of described urceolus is inclined-plane, to form gradually expanded form outlet; The front end exit place of described inner core is inclined-plane, to form gradually expanded form outlet.
7. nozzle arrangements according to claim 6, is characterized in that: the gradient on the inclined-plane, front end exit place of described urceolus is less than or equal to the inclined-plane, front end exit place of described inner core.
8. nozzle arrangements according to claim 6, is characterized in that: the gradient on the inclined-plane, front end exit place of described urceolus is α, 0 °≤α≤12 °; The gradient on the inclined-plane, front end exit place of described inner core is β, 0 °≤β≤12 °.
9. an air refreshing device, is characterized in that: it comprises the nozzle arrangements described in any one of claim 1-8, and the rear end of described urceolus is communicated with driving blower fan.
10. air refreshing device according to claim 9, is characterized in that: described driving blower fan is centrifugal high pressure fan, and the rear end of described urceolus is communicated with centrifugal high pressure fan by connecting pipe.
11. 1 kinds of air-conditioners, is characterized in that: it comprises the air refreshing device described in claim 9 or 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510812824.3A CN105258312A (en) | 2015-11-20 | 2015-11-20 | Nozzle structure, fresh air exchange device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510812824.3A CN105258312A (en) | 2015-11-20 | 2015-11-20 | Nozzle structure, fresh air exchange device and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105258312A true CN105258312A (en) | 2016-01-20 |
Family
ID=55098105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510812824.3A Pending CN105258312A (en) | 2015-11-20 | 2015-11-20 | Nozzle structure, fresh air exchange device and air conditioner |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841233A (en) * | 2016-03-28 | 2016-08-10 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and method for controlling air supply direction thereof |
| CN105841236A (en) * | 2016-03-28 | 2016-08-10 | 广东美的制冷设备有限公司 | Indoor unit of air conditioner |
| CN105841232A (en) * | 2016-03-28 | 2016-08-10 | 广东美的制冷设备有限公司 | Air supply component for circular air conditioner indoor unit and air conditioner indoor unit |
| CN105864887A (en) * | 2016-03-28 | 2016-08-17 | 广东美的制冷设备有限公司 | Air-conditioner indoor unit |
| CN108826482A (en) * | 2018-07-05 | 2018-11-16 | 广东美的制冷设备有限公司 | Air conditioner and fresh air conditioner all-in-one machine |
| CN112228995A (en) * | 2020-11-09 | 2021-01-15 | 珠海格力电器股份有限公司 | Air outlet assembly, electrical equipment and control method thereof |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841233A (en) * | 2016-03-28 | 2016-08-10 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and method for controlling air supply direction thereof |
| CN105841236A (en) * | 2016-03-28 | 2016-08-10 | 广东美的制冷设备有限公司 | Indoor unit of air conditioner |
| CN105841232A (en) * | 2016-03-28 | 2016-08-10 | 广东美的制冷设备有限公司 | Air supply component for circular air conditioner indoor unit and air conditioner indoor unit |
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| CN105841232B (en) * | 2016-03-28 | 2019-05-31 | 广东美的制冷设备有限公司 | Blower part and air conditioner indoor unit applied to round air conditioner indoor unit |
| CN108826482A (en) * | 2018-07-05 | 2018-11-16 | 广东美的制冷设备有限公司 | Air conditioner and fresh air conditioner all-in-one machine |
| CN108826482B (en) * | 2018-07-05 | 2024-03-26 | 广东美的制冷设备有限公司 | Air conditioner and fresh air conditioner all-in-one machine |
| CN112228995A (en) * | 2020-11-09 | 2021-01-15 | 珠海格力电器股份有限公司 | Air outlet assembly, electrical equipment and control method thereof |
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Application publication date: 20160120 |