CN109538526A - Through-flow fan blade and air-conditioner set - Google Patents
Through-flow fan blade and air-conditioner set Download PDFInfo
- Publication number
- CN109538526A CN109538526A CN201811435141.0A CN201811435141A CN109538526A CN 109538526 A CN109538526 A CN 109538526A CN 201811435141 A CN201811435141 A CN 201811435141A CN 109538526 A CN109538526 A CN 109538526A
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- Prior art keywords
- fan blade
- state
- blade
- flow fan
- fixation
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- 230000000694 effects Effects 0.000 claims description 53
- 230000007246 mechanism Effects 0.000 claims description 22
- 230000008602 contraction Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013396 workstream Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
Abstract
The present invention provides a kind of through-flow fan blade and air-conditioner set.Through-flow fan blade includes that fan blade is saved in coaxially connected at least two-stage, and all middle section fan blades have the first state of laid out in parallel and all overlapping or partly overlapping second state.Through-flow fan blade and air-conditioner set provided by the invention, by the way that set middle section fan blade to can overlay structure, the volume of through-flow fan blade can be reduced as far as possible, to facilitate installation, and in working condition, all middle section fan blades can be restored to the state of laid out in parallel under the action of rotation again, guarantee optimal working condition, to effectively reduce through-flow fan blade because of the volume excessive and inconvenient installation the problem of.
Description
Technical field
The present invention relates to Fan Equipment technical field, especially a kind of through-flow fan blade and air-conditioner set.
Background technique
With the rapid development of science and technology, demand is increasing in the market for central air-conditioning.It sells on the market at present
Central air-conditioning in a variety of fan blades are used in machine, through-flow fan blade is as a kind of biggish fan blade of air output, in many types
On used, however traditional through-flow fan blade, since length is longer, installing can be very difficult.
Summary of the invention
In order to solve through-flow fan blade technical problem difficult to install, and one kind is provided the case where guaranteeing normal operating conditions
The lower through-flow fan blade and air-conditioner set for reducing installation volume.
A kind of through-flow fan blade, including saving fan blade in coaxially connected at least two-stage, all middle section fan blades have arranged side by side
The first state of arrangement and all overlapping or partly overlapping second state.
The quantity of the middle section fan blade is two, and saves fan blade including saving in fan blade and an activity in a fixation,
When second state, section fan blade is overlapped into the fixation on section fan blade in the activity.
The middle section fan blade includes end cap and Duo Gen blade, and in second state, saves fan blade in the activity
Blade is stretched in the fixation after the end cap of section fan blade in the fixation and is saved in fan blade.
The quantity of the middle section fan blade is multiple, and saves wind including being saved in fan blade and multiple activities at least one fixation
Leaf, in second state, section fan blade in all activities corresponding to fan blade is be overlapped with saving in a fixation
It is saved on fan blade in the fixation.
Section fan blade saves along the separate fixation in all activities corresponding with fan blade is saved in a fixation
The direction of fan blade is divided into multistage, and section fan blade successively overlaps in the activity of upper level in the activity in next stage
It saves on fan blade, and is finally overlapped into the fixation on section fan blade.
The middle section fan blade includes end cap and Duo Gen blade, and in second state, the work in next stage
The blade of section fan blade is sequentially passed through in the activity of all upper levels and is saved in the fixation after the end cap of section fan blade in dynamic
The end cap of fan blade.
There is the first angle between the blade and the end cap.
The quantity of section fan blade is one in the fixation, and section fan blade saves wind along the separate fixation in all activities
The same direction of leaf is uniformly arranged.
The through-flow fan blade further includes end plate, and the first end that the blade of fan blade is saved in the fixation is fixedly installed on institute
It states on end cap, second end is fixedly installed on the end plate.
The through-flow fan blade includes rotation axis, and all middle section fan blades are all set in the rotation axis, at described turn
When moving axis is in halted state, section fan blade is in second state in the activity, and in the rotation axis by halted state
When switching to rotary state, section fan blade gradually switches to the first state by second state in the activity.
The middle section fan blade includes more blades, and the blade on middle section fan blade described in adjacent two-stage is arranged in a one-to-one correspondence, and
Clamping apparatus is provided between corresponding two blades, it is preferred that is provided with lubrication material between two blades being correspondingly arranged
Material.
The clamping apparatus includes buckle and sliding slot, is provided with card on a blade in corresponding two blades
It detains, the sliding slot is provided on another blade, and the length of the sliding slot is less than the length of the blade.
The middle section fan blade further includes end cap, and the first end of all blades is all set on the end cap, second end
Upper that the corresponding middle section fan blade is protruded into after the end cap of the adjacent middle section fan blade, the clamping apparatus is set to described
In the second end of blade, and in the first state, the clamping apparatus is connected on the end cap.
The through-flow fan blade further includes the drawing for all middle section fan blades to be switched to the second state by first state
Tight mechanism, the both ends of the tensioning mechanism are connect with the middle section fan blade in both ends respectively.
The tensioning mechanism is spring.
The through-flow fan blade further includes rotation axis, the spring be arranged in the rotation axis.
A kind of through-flow fan blade, including more blades, each blade are provided at least two-stage stretching structure, and each institute
State blade all have all stretching structures when the through-flow fan blade stops be in contraction state the third state and
Completely or partially the stretching structure is in the 4th state of stretching state when the through-flow fan blade works.
The through-flow fan blade further includes the fastener for all blades to be switched to the third state by the 4th state
Structure, the both ends of the tensioning mechanism are connect with the blade in both ends respectively.
The tensioning mechanism is spring.
The through-flow fan blade further includes rotation axis, the spring be arranged in the rotation axis.
A kind of air-conditioner set, including above-mentioned through-flow fan blade.
Through-flow fan blade and air-conditioner set provided by the invention, by by middle section fan blade be set as can overlay structure, Neng Goujin
The volume of through-flow fan blade may be reduced, thus facilitate installation, and in working condition, all middle section fan blades can rotate again
Under the action of be restored to the state of laid out in parallel, guarantee optimal working condition, to effectively reduce through-flow fan blade because of body
The problem of product excessive and inconvenient installation.
Detailed description of the invention
Fig. 1 is that the through-flow fan blade of the embodiment of through-flow fan blade provided by the invention and air-conditioner set is in first state or the
The structural schematic diagram of four states；
Fig. 2 is that the through-flow fan blade of the embodiment of through-flow fan blade provided by the invention and air-conditioner set is in the second state or the
The structural schematic diagram of three condition；
Fig. 3 is the structural schematic diagram of the middle section fan blade of the embodiment of through-flow fan blade and air-conditioner set that the present invention listened；
In figure:
1, middle section fan blade；11, fan blade is saved in fixing；12, fan blade is saved in activity；13, end cap；14, blade；2, end plate；3,
Rotary shaft；5, tensioning mechanism.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, right with reference to the accompanying drawings and embodiments
The present invention is further elaborated.It should be appreciated that described herein, the specific embodiments are only for explaining the present invention, not
For limiting the present invention.
Through-flow fan blade as shown in Figure 1 to Figure 3, including saving fan blade 1, all middle sections in coaxially connected at least two-stage
Fan blade 1 has the first state of laid out in parallel and all overlapping or partly overlapping second state, namely carries out in through-flow fan blade
When normal work, all middle section fan blades 1 are in first state, to guarantee the maximum air output of through-flow fan blade, and are passing through
Stream fan blade is in halted state, and all middle section fan blades 1 are in the second state, to guarantee to pass through when installing through-flow fan blade
The volume for flowing fan blade is less than volume when working normally, facilitates installation, and in through-flow fan blade from halted state to normal work
When state changes, the through-flow fan blade gradually switches to first state by the second state, guarantees through-flow fan blade reliability of structure.
The quantity of the middle section fan blade 1 is two, and saves fan blade including saving in fan blade 11 and an activity in a fixation
12, in second state, the overlapping of section fan blade 12 saves on fan blade 11 into the fixation in the activity, in first shape
When state, section fan blade 12 is set side by side with section fan blade 11 in the fixation in the activity, guarantees maximum air output.
The middle section fan blade 1 includes end cap 13 and Duo Gen blade 14, and in second state, saves wind in the activity
The blade 14 of leaf 12 is stretched in the fixation after the end cap 13 of section fan blade 11 in the fixation and is saved in fan blade 11, to subtract
The end cap 13 that fan blade 12 is saved in small activity saves the length between fan blade 11 into fixation, and then reduces the volume of through-flow fan blade.
The quantity of the middle section fan blade 1 is multiple, and is saved including being saved in fan blade 11 and multiple activities at least one fixation
Fan blade 12 saves fan blade with being saved in all activities corresponding to fan blade 11 in a fixation in second state
12 counterpoises are stacked in the fixation and save on fan blade 11, so that the volume of through-flow fan blade is maximally reduced, as illustrated in fig. 1 and 2,
The quantity of the middle section fan blade 1 is three, wherein the quantity for saving fan blade 11 in fixed is one, the quantity of fan blade 12 is saved in activity
It is two, is in first state in through-flow fan blade, section fan blade 1 is in laid out in parallel in three, and is in second in through-flow fan blade
Fan blade 12 is saved when state, in two activities to overlap onto a fixation in section fan blade 11, to reduce the body of through-flow fan blade
Product.
Section fan blade 12 is along far from the fixation in all activities corresponding with fan blade 11 is saved in a fixation
The direction of middle section fan blade 11 is divided into multistage, and section fan blade 12 successively overlaps the institute of upper level in the activity in next stage
It states in activity and saves on fan blade 12, and be finally overlapped into the fixation on section fan blade 11, namely in farthest away from saving wind in fixation
Section fan blade 12, which is formed, in the activity of leaf 11 saves fan blade 12 in the activity of most junior, in overlay process, by the work of most junior
Level-one is overlapped section fan blade 12 upwards in turn in dynamic, and is finally overlapped into fixation on section fan blade 11.
The middle section fan blade 1 includes end cap 13 and Duo Gen blade 14, and in second state, the institute in next stage
The blade 14 for stating section fan blade 12 in activity sequentially passes through in the activity of all upper levels to be run through after the end cap 13 of section fan blade 12
The end cap 13 of fan blade 11 is saved in the fixation, namely in second state, the blade of fan blade 12 is saved in the activity of most junior
14 need to save fan blade 12 in all higher level's activities, and the end cap 13 that fan blade 11 is finally saved in fixing completes overlapping,
To maximally reduce the volume of through-flow fan blade.
There is the first angle between the blade 14 and the end cap 13, to rotate in through-flow fan blade using the first angle
When can generate the component for making middle section fan blade 1 switch to first state by the second state, passed through to realize in the course of work
Stream fan blade can be restored to the purpose of best effort size, wherein first angle is α, is illustrated in figure 3 on blade suffered
The force analysis of power.
The quantity that fan blade 11 is saved in the fixation is one, and section fan blade 12 is along far from the fixation in all activities
The same direction of section fan blade 11 is uniformly arranged.
The through-flow fan blade further includes end plate 2, and the first end fixation that the blade 14 of fan blade 11 is saved in the fixation is set
It is placed on the end cap 13, second end is fixedly installed on the end plate 2, to guarantee to save fan blade 11 and all described in fixed
Fan blade 12 is saved in activity forms an entirety.
The through-flow fan blade includes rotation axis 3, and all middle section fan blades 1 are all set in the rotation axis 3, described
When rotation axis 3 is in halted state, section fan blade 12 is in second state in the activity, and in the rotation axis 3 by stopping
When only state switches to rotary state, section fan blade 12 gradually switches to first shape by second state in the activity
State rotates with it middle section fan blade 1 also using the rotatory force of rotation axis 3, and the blade 14 on middle section fan blade 1 is made to bear windage,
Due to the presence of the first angle, gas-flow resistance suffered by 14 two sides of blade is inconsistent, therefore one can be generated on blade 14
The power of 3 axial direction of rotation axis is passed through to be pushed out to first state by the second state for fan blade 12 is saved in activity to realize
Stream fan blade is switched to the purpose of normal operating conditions by volume minimum.
Through-flow fan blade as depicted in figs. 1 and 2, after rotation axis rotation, revolving speed, which synchronizes, passes to each middle section fan blade.For institute
The stretching process for stating through-flow fan blade is to save section fan blade in the farthest activity of fan blade during distance is fixed preferentially to be stretched out by air-flow power, to it
It is driven therewith after stretching and saves fan blade expansion stretching in the activity of upper level.If Fig. 3 is the structural representation for saving fan blade in one
Figure, every blade and its end face have the first angle.After the rotation of middle section fan blade, due to the presence at inclination angle, at left and right sides of blade by
Gas-flow resistance is inconsistent.If decompose to gas-flow resistance the power of an available dextrad, the power of the dextrad can approximation be considered as and deposit
In the prime move that the airflow thrust of a dextrad, this thrust, that is, through-flow fan blade are put on display automatically.
The middle section fan blade 1 includes more blades 14, and the one-to-one correspondence of blade 14 on middle section fan blade 1 described in adjacent two-stage is set
It sets, and is provided with clamping apparatus between corresponding two blades 14, can be guaranteed between two blades 14 using clamping apparatus
Without departing from, and then guarantee that middle section fan blade 1 described in adjacent two-stage will not mutually be disengaged because of the power of rotary shaft axial direction.
When blower starts running, all middle section fan blades, which enter, is successively unfolded stretching process, and fan blade is saved in next stage and is
By the fully extended moment, continue to generate opposite sliding between limiting blade due to the effect of clamping apparatus.And the gas to the right
Stream power pulls on blade and slides to the right, and generated Overlay is that next grade blade drives upper level blade servo-actuated.Successively
Analogize to obtain and entirely stretches out process.
Preferably, the cross section of the blade 14 is arc.
The clamping apparatus includes buckle and sliding slot, is arranged on a blade 14 in corresponding two blades 14
There is buckle, the sliding slot is provided on another blade 14, and the length of the sliding slot is less than the length of the blade 14, from
And guarantee that there is always lap between two blades 14, prevent the generation of disengagement problem.
The middle section fan blade 1 further includes end cap 13, and the first end of all blades 14 is all set on the end cap 13,
The corresponding middle section fan blade 1, the clamping apparatus are protruded into after the end cap 13 of the adjacent middle section fan blade 1 in second end
It being set in the second end of the blade 14, and in the first state, the clamping apparatus is connected on the end cap 13,
The second end of blade 14 is connected on end cap 13 using clamping apparatus, achievees the purpose that prevent to save the abjection of fan blade 12 in activity,
Wherein, the via hole passed through for blade 14 is provided on end cap 13, the clamping apparatus can be greater than via hole for cross sectional dimensions
The structure of size, or shape and the different structure of via shape.
The through-flow fan blade further includes the drawing for all middle section fan blades 1 to be switched to the second state by first state
Tight mechanism 5, the both ends of the tensioning mechanism 5 are connect with the middle section fan blade 1 in both ends respectively, are in and are stopped in through-flow fan blade
Only when state, all middle section fan blades 1 are tightened to overlap condition by tensioning mechanism 5, and when through-flow fan blade is started to work, through-flow wind
The power of rotary shaft axial direction caused by leaf is greater than the pulling force of tensioning mechanism 5, so as to guarantee that through-flow fan blade reaches best
Work structuring finally realizes the purpose of through-flow fan blade free extension.
The tensioning mechanism 5 is spring.
The through-flow fan blade further includes rotation axis 3, the spring be arranged in the rotation axis 3.
As another embodiment, a kind of through-flow fan blade, including more blades 14, each blade 14 are provided at least two
Grade stretching structure, and each blade 14 all has all stretching structures when the through-flow fan blade stops and is in receipts
The third state of contracting state and completely or partially the stretching structure is in the of stretching state in through-flow fan blade work
All blades 14 are switched to the third state, to reduce the volume of through-flow fan blade when installing through-flow fan blade by four states.
The through-flow fan blade further includes the tension for all blades 14 to be switched to the third state by the 4th state
Mechanism 5, the both ends of the tensioning mechanism 5 are connect with the blade 14 in both ends respectively, are in through-flow fan blade and are stopped shape
When state, all middle section fan blades 1 are tightened to overlap condition by tensioning mechanism 5, and when through-flow fan blade is started to work, through-flow fan blade institute
The power of the rotary shaft axial direction of generation is greater than the pulling force of tensioning mechanism 5, so as to guarantee that through-flow fan blade reaches best effort
Structure finally realizes the purpose of through-flow fan blade free extension.
The tensioning mechanism 5 is spring.
The through-flow fan blade further includes rotation axis 3, the spring be arranged in the rotation axis 3.
A kind of air-conditioner set, including above-mentioned through-flow fan blade.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (21)
1. a kind of through-flow fan blade, it is characterised in that: including saving fan blade (1) in coaxially connected at least two-stage, all middle sections
Fan blade (1) has the first state of laid out in parallel and all overlapping or partly overlapping second state.
2. through-flow fan blade according to claim 1, it is characterised in that: the quantity of the middle section fan blade (1) is two, and is wrapped
It includes to save in fan blade (11) and an activity in a fixation and saves fan blade (12), in second state, save wind in the activity
Leaf (12) overlapping saves on fan blade (11) into the fixation.
3. through-flow fan blade according to claim 2, it is characterised in that: the middle section fan blade (1) includes end cap (13) and more
Root blade (14), and in second state, the blade (14) that fan blade (12) are saved in the activity saves in the fixation
It stretches in the fixation and is saved in fan blade (11) after the end cap (13) of fan blade (11).
4. through-flow fan blade according to claim 1, it is characterised in that: the quantity of the middle section fan blade (1) is multiple, and is wrapped
It includes to save at least one fixation in fan blade (11) and multiple activities and saves fan blade (12), in second state, described in one
Section fan blade (12) counterpoise in all activities corresponding to fan blade (11) is saved in fixation is stacked to section fan blade (11) in the fixation
On.
5. through-flow fan blade according to claim 4, it is characterised in that: corresponding with fan blade (11) are saved in a fixation
All activities in section fan blade (12) along far from the direction for saving fan blade (11) along the fixation be divided into multistage, and in next
Grade it is described activity in section fan blade (12) successively overlap upper level it is described activity in save fan blade (12) on, and be finally overlapped to
It is saved on fan blade (11) in the fixation.
6. through-flow fan blade according to claim 5, it is characterised in that: the middle section fan blade (1) includes end cap (13) and more
Root blade (14), and in second state, the blade (14) of fan blade (12) is saved successively in the activity in next stage
The end cap (13) that fan blade (12) are saved in the activity of all upper levels saves the end of fan blade (11) in the fixation afterwards
It covers (13).
7. the through-flow fan blade according to claim 3 or 6, it is characterised in that: the blade (14) and the end cap (13) it
Between have the first angle.
8. through-flow fan blade according to claim 4, it is characterised in that: the quantity for saving fan blade (11) in the fixation is one
A, section fan blade (12) is uniformly arranged along far from the same direction for saving fan blade (11) in the fixation in all activities.
9. through-flow fan blade according to claim 3 or 4, it is characterised in that: the through-flow fan blade further includes end plate (2), institute
The first end for stating the blade (14) of section fan blade (11) in fixed is fixedly installed on the end cap (13), and second end fixation is set
It is placed on the end plate (2).
10. through-flow fan blade according to claim 7, it is characterised in that: the through-flow fan blade includes rotation axis (3), is owned
The middle section fan blade (1) is all set on the rotation axis (3), when the rotation axis (3) is in halted state, the activity
Middle section fan blade (12) is in second state, and when the rotation axis (3) switches to rotary state by halted state, described
Fan blade (12) are saved in activity, and the first state is gradually switched to by second state.
11. through-flow fan blade according to claim 1, it is characterised in that: the middle section fan blade (1) includes more blades
(14), the blade (14) on middle section fan blade (1) described in adjacent two-stage is arranged in a one-to-one correspondence, and corresponding two blades (14) it
Between be provided with clamping apparatus.
12. through-flow fan blade according to claim 11, it is characterised in that: the clamping apparatus includes buckle and sliding slot, phase
It is provided with buckle on a blade (14) in corresponding two blades (14), is arranged on another blade (14)
Sliding slot is stated, and the length of the sliding slot is less than the length of the blade (14).
13. through-flow fan blade according to claim 11, it is characterised in that: the middle section fan blade (1) further includes end cap (13),
The first end of all blades (14) is all set on the end cap (13), and the adjacent middle section fan blade is run through in second end
(1) the corresponding middle section fan blade (1) is protruded into after end cap (13), the clamping apparatus is set to the second of the blade (14)
On end, and in the first state, the clamping apparatus is connected on the end cap (13).
14. through-flow fan blade according to claim 1, it is characterised in that: the through-flow fan blade further includes being used for all institutes
State the tensioning mechanism (5) that middle section fan blade (1) is switched to the second state by first state, the both ends difference of the tensioning mechanism (5)
It is connect with the middle section fan blade (1) in both ends.
15. through-flow fan blade according to claim 14, it is characterised in that: the tensioning mechanism (5) is spring.
16. through-flow fan blade according to claim 15, it is characterised in that: the through-flow fan blade further includes rotation axis (3), institute
State spring be arranged on the rotation axis (3).
17. a kind of through-flow fan blade, it is characterised in that: including more blades (14), each blade (14) is provided at least two
Grade stretching structure, and each blade (14) all has all stretching structures when the through-flow fan blade stops and is in
The third state of contraction state and the through-flow fan blade work when completely or partially the stretching structure be in stretching state
4th state.
18. through-flow fan blade according to claim 17, it is characterised in that: the through-flow fan blade further includes being used for all institutes
State the tensioning mechanism (5) that blade (14) is switched to the third state by the 4th state, the both ends of the tensioning mechanism (5) respectively with place
The blade (14) in both ends connects.
19. through-flow fan blade according to claim 18, it is characterised in that: the tensioning mechanism (5) is spring.
20. through-flow fan blade according to claim 19, it is characterised in that: the through-flow fan blade further includes rotation axis (3), institute
State spring be arranged on the rotation axis (3).
21. a kind of air-conditioner set, it is characterised in that: including through-flow fan blade described in any one of claims 1 to 20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811435141.0A CN109538526B (en) | 2018-11-28 | Cross-flow fan blade and air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811435141.0A CN109538526B (en) | 2018-11-28 | Cross-flow fan blade and air conditioning unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109538526A true CN109538526A (en) | 2019-03-29 |
| CN109538526B CN109538526B (en) | 2024-05-03 |
Family
ID=
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| CN110043957A (en) * | 2019-05-08 | 2019-07-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner |
| CN110043962A (en) * | 2019-05-08 | 2019-07-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner |
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| CN110043959A (en) * | 2019-05-08 | 2019-07-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner |
| CN110043960A (en) * | 2019-05-08 | 2019-07-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner |
| CN110043961A (en) * | 2019-05-08 | 2019-07-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner |
| CN110118389A (en) * | 2019-05-15 | 2019-08-13 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110118387A (en) * | 2019-05-15 | 2019-08-13 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
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| CN110118388A (en) * | 2019-05-15 | 2019-08-13 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110160159A (en) * | 2019-05-15 | 2019-08-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110160164A (en) * | 2019-05-15 | 2019-08-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110160158A (en) * | 2019-05-15 | 2019-08-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110160161A (en) * | 2019-05-15 | 2019-08-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110160163A (en) * | 2019-05-15 | 2019-08-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110160160A (en) * | 2019-05-15 | 2019-08-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
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| CN112524065A (en) * | 2020-06-12 | 2021-03-19 | 东莞市祥合源电子科技有限公司 | Portable telescopic folding bladeless fan |
| CN113294354A (en) * | 2020-02-24 | 2021-08-24 | 青岛海尔空调器有限总公司 | Cross flow fan and air conditioner |
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