CN204478404U - Ring body insulated fastener and there is its collection assembly of dust - Google Patents
Ring body insulated fastener and there is its collection assembly of dust Download PDFInfo
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- CN204478404U CN204478404U CN201420739517.8U CN201420739517U CN204478404U CN 204478404 U CN204478404 U CN 204478404U CN 201420739517 U CN201420739517 U CN 201420739517U CN 204478404 U CN204478404 U CN 204478404U
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Abstract
The utility model discloses a kind of ring body insulated fastener and there is its collection assembly of dust.Wherein, ring body insulated fastener comprises: ring body buckle body; At least two ring body buckle engaging pin, at least two ring body buckles engage the lower end of pin from ring body buckle body to downward-extension; Ring body buckle snap fit, ring body buckle snap fit upwards extends from the upper end of ring body buckle body.According to ring body insulated fastener of the present utility model, utilize ring body buckle to engage pin and ring body insulated fastener can be made reliably to be connected between the two elements with ring body buckle snap fit, and then simplify the structure of ring body insulated fastener, improve efficiency of assembling.
Description
Technical field
The utility model relates to household electrical appliance technical field, specifically, and particularly a kind of ring body insulated fastener and there is its collection assembly of dust.
Background technology
With the increase of industrial development, urban construction and automobile use amount, in outdoor environment, dust increases, and air pollution aggravates, and the pollution of outdoor air causes room air to be also deteriorated.On the other hand, finishing and smoking are also the major reasons that in room air, deleterious particle thing is assembled.Along with growth in the living standard, health of people consciousness strengthens day by day, has higher requirement to indoor air quality, with removing the air-conditioner of PM2.5 purification function also more and more by the favor of consumer.
The black handkerchief HEPA screen pack of air cleaning unit traditional at present mainly a kind of densification, the particle in air-flow, when the net by this densification, is stopped by this net thus is adsorbed.The shortcoming of the net of this densification is that mesh easily blocks, and needs often to change, and drag losses is large, and matching used purified product motor load is large with it, and power consumption increases, and noise is high.And for utilizing the air cleaning unit of electrostatic precipitation, complex structure, assembling process is loaded down with trivial details, and the phenomenon of electric leakage in use easily occurs, and brings potential safety hazard to the family life of user.
Utility model content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.
For this reason, the utility model needs to provide a kind of ring body insulated fastener, and described ring body insulated fastener has the advantage that structure is simple, efficiency of assembling is high.
The utility model also provides a kind of collection assembly of dust, and described collection assembly of dust has above-mentioned ring body insulated fastener.
Provide a kind of ring body insulated fastener according to an aspect of the present utility model, comprising: ring body buckle body; At least two ring body buckle engaging pin, described at least two ring body buckles engage the lower end of pin from described ring body buckle body to downward-extension; Ring body buckle snap fit, described ring body buckle snap fit upwards extends from the upper end of described ring body buckle body.
According to ring body insulated fastener of the present utility model, utilize ring body buckle to engage pin and ring body insulated fastener can be made reliably to be connected between the two elements with ring body buckle snap fit, and then simplify the structure of ring body insulated fastener, improve efficiency of assembling.
In an embodiment of the present utility model, described ring body buckle body has the height being more than or equal to 2mm.
Alternatively, described ring body buckle body engages between pin with described ring body buckle and is connected with ribs.
Alternatively, described ring body buckle engaging pin comprises three.
Alternatively, described ring body buckle body has the through hole of through along the vertical direction described ring body buckle body.
According to an embodiment of the present utility model, the upper end of described ring body buckle body comprises: first paragraph, and described first paragraph is located at the side away from described snap fit, and described first paragraph is positioned at a horizontal plane; Second segment, described second segment is located at the side near described snap fit, and described second segment is positioned at another horizontal plane of the below of described first paragraph; Linkage section, described linkage section is connected between described first paragraph and described second segment.
Another aspect provides a kind of collection assembly of dust according to of the present utility model, comprising: the first annular ring, described first annular ring comprises the first outer ring and multiple first blade, and multiple described first blade is circumferentially located at described first inner surface; Second annular ring, described second annular ring comprises the second outer ring and multiple second blade, described second annular ring is located at the below of described first annular ring, multiple described second blade is circumferentially located at described second inner surface, and described multiple second blade and described multiple first blade are staggeredly arranged in the circumferential; Multiple ring body insulated fastener as above, described ring body insulated fastener be arranged on described first outer ring with on described second outer ring so that described first annular ring is connected at interval with described second annular ring.
According to collection assembly of dust of the present utility model, utilize ring body buckle to engage pin and ring body insulated fastener can be made reliably to be connected between the two elements with ring body buckle snap fit, and then simplify the structure of ring body insulated fastener, improve efficiency of assembling.
In addition, utilize ring body insulated fastener that the first annular ring is connected at interval with the second annular ring, can make to form multiple high-voltage dc between the first annular ring and the second annular ring, improve the efficiency of dust collection of collection assembly of dust.Meanwhile, multiple first blade and multiple second blade have the effect of rectification to the air-flow through collection assembly of dust, thereby enhance airflow homogeneity, and then resistance when reducing the admission pressure of air-flow and flow, thus the noise produced when reducing air current flow.Meanwhile, also improve the connection reliability between the first annular ring and the second annular ring, simplify the structure of collection assembly of dust, improve efficiency of assembling.
Alternatively, the perisporium of described second outer ring is provided with locating dowel, it is outer to be connected with described second outer ring by described ring body buckle body that described at least two ring body buckles engaging footmuff is located at described locating dowel, and described ring body buckle snap fit and the edge of described first outer ring fasten to be connected with described first outer ring by described ring body buckle body.
Preferably, described locating dowel is located at described second outer ring and the intersection of the second blade described in one of them.
Preferably, the outer surface at the center away from described first outer ring of the in the vertical direction of described ring body buckle body is formed as arcwall face, and ring body buckle engaging pin described in one of them snaps into the outside of described second outer ring and its outer surface is concordant with described arcwall face.
Alternatively, described ring body insulated fastener is three and circumferential direction along described first annular ring is uniformly distributed.
In an example of the present utility model, described first annular ring also comprises: the first inner ring, and described first inner ring is connected to the radially inner side of described multiple first blade; And
Further, described first annular ring also comprises: the first stiffening ring, and described first stiffening ring is connected on the inner surface of described first inner ring by multiple the first reinforcement circumferentially distributed.
In an example of the present utility model, described second annular ring also comprises: the second inner ring, and described second inner ring is connected to the lower end of the radially inner side of described multiple second blade.
Further, described second annular ring also comprises: the second stiffening ring, and described second stiffening ring is connected on the inner surface of described second inner ring by multiple the second reinforcement circumferentially distributed.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Fig. 1 is the perspective view of the collection assembly of dust according to an embodiment of the present utility model;
Fig. 2 is the structural representation that the collection assembly of dust in Fig. 1 is connected with high voltage source;
Fig. 3 is the perspective view of the air cleaning unit according to an embodiment of the present utility model;
Fig. 4 is the perspective exploded view of the air cleaning unit in Fig. 3;
Fig. 5 is the perspective view of the first annular ring in Fig. 4;
Fig. 6 and Fig. 7 is front view and the right view of the first annular ring in Fig. 5;
Fig. 8 is along M-M directional profile figure in Fig. 6;
Fig. 9 and Figure 10 is the close-up schematic view at A, B place in Fig. 5;
Figure 11 is the perspective view of the second annular ring in Fig. 4;
Figure 12 and Figure 13 is front view and the right view of the second annular ring in Figure 11;
Figure 14 is the profile along N-N direction in Figure 12;
Figure 15 is the close-up schematic view at C place in Figure 11;
Figure 16 is the close-up schematic view in Figure 11;
Figure 17 and Figure 18 is the close-up schematic view at D, E place in Fig. 3;
Figure 19 and Figure 20 is the close-up schematic view of ring body insulated fastener and the first annular ring in Fig. 1, the second annular ring cooperation place;
Figure 21 is the close-up schematic view at F place in Fig. 4;
Figure 22 is the perspective view of ring body insulated fastener in Fig. 4;
Figure 23-Figure 25 is the front view of ring body insulated fastener in Figure 22, left view and top view;
Figure 26 and Figure 27 is the profile along P-P, T-T direction in Figure 23;
Figure 28 is the perspective view of terminal insulative buckle in Fig. 4;
Figure 29 is the close-up schematic view at G place in Fig. 3;
Figure 30 is the close-up schematic view of the 3rd splicing ear and air guide member cooperation place in Fig. 3;
Figure 31 is the profile along X-X direction in Figure 30;
Figure 32 is the close-up schematic view at H place in Fig. 3;
Figure 33 is the close-up schematic view of the 3rd splicing ear in Figure 32 on another visual angle and air guide member cooperation place;
Figure 34 is along the profile on Y-Y direction in Figure 33.
Reference numeral:
Collection assembly of dust 100,
First annular ring 110,
First outer ring 111, first blade 112, first electrical connector 113, first inner ring 114,
First stiffening ring 115, first reinforcement 116,
First splicing ear 117, first connecting hole 1171, Elastic buckle 1172,
Second annular ring 120,
Second outer ring 121, locating dowel 1211,
Second blade 122, second electrical connector 123, second inner ring 124, second stiffening ring 125,
Second reinforcement 126, second splicing ear 127, second connecting hole 1271,
3rd splicing ear 128, step surface 1281, notch part 1282, bending plate 1283,
Ring body insulated fastener 131, ring body buckle body 1311, ring body buckle engaging pin 1312, ring body buckle snap fit 1313,
Ribs 1314, through hole 1315, first paragraph 1316, second segment 1317, link 1318,
Terminal insulative buckle 132, terminal buckle body 1321, terminal buckle engaging pin 1322,
Terminal insulative snap fit 1323, boss 1324, opening 1325, guides cambered surface 1326,
Guide portion 1327, lead-in chamfered 1328,
Air cleaning unit 200,
Air guide member 220,
First air-ducting ring 221, second air-ducting ring 222,
Snap fit 223, plate body 2231, snap fit projection 2232,
First extension board 224, second extension board 225, holding tank 226,
High voltage source 500.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, 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 restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; 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 or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
The ring body insulated fastener 131 according to the utility model embodiment is described in detail referring to Fig. 1-Figure 34.
As shown in Figure 22-Figure 27, according to the ring body insulated fastener 131 of the utility model embodiment, comprising: ring body buckle body 1311, at least two ring body buckle engaging pin 1312 and ring body buckle snap fit 1313.
Specifically, as shown in Figure 22, Figure 23, ring body buckle engages the lower end of pin 1312 from ring body buckle body 1311 to downward-extension, and ring body buckle snap fit 1313 upwards extends from the upper end of ring body buckle body 1311.Thus, utilize ring body buckle to engage pin 1312 and ring body insulated fastener 131 reliably can be connected between the two elements with ring body buckle snap fit 1313, and then simplify the structure of ring body insulated fastener 131, improve efficiency of assembling.It should be noted that, ring body insulated fastener 1313 can be made up of the material with insulation characterisitic, non-conductive between two parts connected by ring body insulated fastener 131, thus, can meet the user demand between different parts.
According to the ring body insulated fastener 131 of the utility model embodiment, utilizing ring body buckle to engage pin 1312 can make ring body insulated fastener 131 reliably be connected between the two elements with ring body buckle snap fit 1313, and then simplify the structure of ring body insulated fastener 131, improve efficiency of assembling.
In an embodiment of the present utility model, ring body buckle body 1311 has the height being more than or equal to 2mm.In example as shown in figure 22, in the vertical direction, the height of ring body buckle body 1311 is more than or equal to 2mm.Thus, these two parts spaces, when connection two parts, can be opened by ring body insulated fastener 131.
As shown in figure 23 and figure 24, be the structural strength improving ring body insulated fastener 131, ring body buckle body 1311 engages between pin 1312 with ring body buckle and is connected with ribs 1314.In example as of fig. 24, ribs 1314 can be multiple, and ribs 1314 compartment of terrain is distributed on the periphery wall of ring body buckle body 1311.Preferably, ribs 1314 is triangle ribs, and the first side of triangle ribs is connected with ring body buckle body 1311, and second side and the ring body buckle of triangle ribs engage pin 1312 and be connected.
Further, in an example of the present utility model, ring body buckle engaging pin 1312 comprises three.Such as, as shown in Figure 23, Figure 27, three ring body buckle engaging pin 1312 compartment of terrains are arranged in the lower edge place of ring body buckle body 1311.Thus, the structural strength of ring body insulated fastener 131 can be improved further, the structure of ring body insulated fastener 131 also can be made compacter, reasonable simultaneously.Preferably, ribs 1314 is two and engages two one_to_one corresponding in pin 1312 with three ring body buckles.
As shown in Figure 23, Figure 25 and Figure 27, ring body buckle body 1311 has the through hole 1315 of through along the vertical direction ring body buckle body 1311.In other words, ring body buckle body 1311 can be formed as tubular, thus, under the condition of structural strength ensureing ring body insulated fastener 131, the structure of ring body insulated fastener 131 can be simplified further, alleviate the quality of ring body insulated fastener 131, reduce production cost.
As shown in figure 23, in an embodiment of the present utility model, the upper surface of ring body buckle body 1311 comprises: first paragraph 1316, second segment 1317 and linkage section 1318.Wherein, first paragraph 1316 is positioned at the side away from ring body buckle snap fit 1313, and first paragraph 1316 is positioned at a horizontal plane.Second segment 1317 is located at the side near ring body buckle snap fit 1313, and second segment 1317 is positioned at another horizontal plane of the below of first paragraph 1316.Linkage section 1318 is connected between first paragraph 1316 and second segment 1317.In other words, the distance on linkage section 1318 and between ring body buckle snap fit 1313 increases from the bottom to top gradually.Thus, ring body buckle snap fit 1313 is when being connected with miscellaneous part, and linkage section 1318 can play the effect of guiding, is convenient to ring body insulated fastener 131 and is connected with miscellaneous part, and then improve the efficiency of assembling of ring body insulated fastener 131.
As Figure 1-Figure 4, according to the collection assembly of dust 100 of the utility model embodiment, comprising: the first annular ring 110, second annular ring 120 and ring body insulated fastener 131.Wherein, as shown in Figure 2, collection assembly of dust 100 in use, can be connected with high voltage source 500, the hot end of high voltage source 500 is electrically connected with in the first annular ring 110 and the second annular ring 120, and the cold end of high voltage source 500 is electrically connected with another.Such as, in an example of the present utility model, hot end is electrically connected with the first annular ring 110 by the first electrical connector 113, and cold end is electrically connected with the second annular ring 120 by the second electrical connector 123.After first annular ring 110, second annular ring 120 and high voltage source 500 are connected, on isolated first annular ring 110 and the second annular ring 120 arbitrary neighborhood two faces between form high-voltage dc.
It should be noted that, high-voltage dc makes the gas molecule in air ionize, produce a large amount of electronics and ion, move to the two poles of the earth under the effect of electric field force, in moving process, encounter dust granules in air-flow and bacterium makes it charged, electrically charged particle divides with air-flow under electric field force effect takes exercises to contrary pole plate.Under electric field action, the free ion in air will move to the two poles of the earth, and voltage is higher, electric-field intensity is higher, and the movement velocity of ion is faster.Due to the motion of ion, interpolar defines electric current.During beginning, the free ion in air is few, and electric current is less.After voltage is elevated to certain numerical value, the ion near discharge electrode obtains higher energy and speed, and when they clash into the neutral atom in air, neutral atom can resolve into positive and negative ion, and this phenomenon is called air ionization.Chain reaction is produced after air ionization, make greatly to increase at the number of ions of interpolar motion, the electric current (being referred to as corona current) showing as interpolar sharply increases, thus, air has become conductor, high strong voltage catches subsidiary bacteria particles, and instant conductive punctures the cell membrane be made up of protein, reaches the object of kill bacteria absorption dedusting.
Specifically, the first annular ring 110 has the first outer ring 111 and is circumferentially located at multiple first blades 112 of the first outer ring 111 inner surface.Alternatively, the radial direction of the first blade 112 in the form of sheets and along the first outer ring 111 extends.
Second annular ring 120 has the second outer ring 121 and is circumferentially located at multiple second blades 122 of the second outer ring 121 inner surface.As Figure 1-Figure 4, the second annular ring 120 is located at the below of the first annular ring 110, and multiple second blade 122 is staggeredly arranged in the circumferential with multiple first blade 112.
In addition, gas channel is formed between the first adjacent blade 112 and the second blade 122, be staggeredly arranged in the circumferential the first blade 112 and the second blade 122 has the effect of rectification to the air-flow through collection assembly of dust 100, enhance airflow homogeneity, and then resistance when reducing the admission pressure of air-flow and flow, thus the noise produced when reducing air current flow.In addition, multiple high-voltage dc can be formed between the first annular ring 110 and the second annular ring 120, thus, improve the efficiency of dust collection of collection assembly of dust 100.
Ring body insulated fastener 131 to be located between the first outer ring 111 and the second outer ring 121 and the first annular ring 110 is connected with the second annular ring 120 compartment of terrain.That is, ring body insulated fastener 131 is supported between the first outer ring 111 and the second outer ring 121, multiple second blade 122 is staggeredly arranged in the circumferential with multiple first blade 112, does not all directly contact with the second annular ring 120 to make any one point on the first annular ring 110.Thus, collection assembly of dust 100 can be ensured in use, on the first annular ring 110 and between the adjacent face of the second annular ring 120, form high voltage electric field, and then realize the effect of control of dust sterilization of collection assembly of dust 100.Preferably, ring body insulated fastener 131 is dismountable connection with the first annular ring 110 and the second annular ring 120, thus, when collection assembly of dust 100 needs cleaning, facilitates user's wiping, cleaning collection assembly of dust 100.
Such as, as shown in Figure 3 and Figure 4, ring body insulated fastener 131 be arranged on the first outer ring 111 with on the second outer ring 121 so that the first outer ring 111 is connected at interval with the second outer ring 121.Thus, can make the first annular ring 110 keeps certain distance between any point and the second annular ring 120, and then under making collection assembly of dust 100 in working order, air between first annular ring 110 and the second annular ring 120 is not breakdown, the phenomenon of discharging does not occur, thus ensure that stability and the security of collection assembly of dust 100.In addition, utilize ring body insulated fastener 131 to be connected at interval with the second outer ring 121 the first outer ring 111, simplify the assembling process of collection assembly of dust 100, improve efficiency of assembling, reduce production cost.
According to the collection assembly of dust 100 of the utility model embodiment, utilizing ring body buckle to engage pin 1312 can make ring body insulated fastener 131 reliably be connected between the two elements with ring body buckle snap fit 1313, and then simplify the structure of ring body insulated fastener 131, improve efficiency of assembling.
In addition, utilize ring body insulated fastener 131 that first annular ring 110 is connected at interval with the second annular ring 120, can make to form multiple high-voltage dc between the first annular ring 110 and the second annular ring 120, improve the efficiency of dust collection of collection assembly of dust 100.Multiple first blade 112 and multiple second blade 122 have the effect of rectification to the air-flow through collection assembly of dust 100, thereby enhance airflow homogeneity, and then resistance when reducing the admission pressure of air-flow and flow, thus the noise produced when reducing air current flow.Meanwhile, also improve the connection reliability between the first annular ring 110 and the second annular ring 120, simplify the structure of collection assembly of dust 100, improve efficiency of assembling.
In example as shown in Figure 4, the first annular ring 110 is also provided with the radial outside that the first splicing ear 117, first splicing ear 117 is located at the first outer ring 111.Second annular ring 120 is also provided with the second splicing ear 127, second splicing ear 127 and is located at the radial outside of the second outer ring 121 and corresponding with the first splicing ear about 117.First annular ring 110 has the first electrical connector 113 being suitable for being connected with one of them in negative pole with the positive pole of power supply, first electrical connector 113 to be located on the first splicing ear on 117, second annular ring 120 has and is suitable for being located on the second splicing ear 127 with another second electrical connector 123, second electrical connector 123 be connected in negative pole with the positive pole of power supply.
Thus, can ensure that the first annular ring 110 is reliably connected with high voltage source 500 with the second annular ring 120 by the first electrical connector 113 and the second electrical connector 123.After collection assembly of dust 100 and high voltage source 500 are connected, the dust, particle etc. flowed through in the air-flow between the first annular ring 110 and the second annular ring 120 will be caught by high-voltage dc, and be adsorbed to the surface of the first annular ring 110 or the second annular ring 120, thus reach the object of dedusting.
Be connected with high voltage source 500 for convenience of the first annular ring 110, second annular ring 120, the first electrical connector 113 is located at the end of the first splicing ear 117, and the second electrical connector 123 is located at the end of the second splicing ear 127.Further, contact with the second splicing ear 127 to prevent the first splicing ear 117, as shown in Fig. 3-Fig. 4, Figure 28-Figure 29, terminal insulative buckle 132 is located between the first splicing ear 117 and the second splicing ear 127 to be connected at interval with the second splicing ear 127 by the first splicing ear 117.Thus, can make to keep certain distance between the first splicing ear 117 and the second splicing ear 127, and then under making collection assembly of dust 100 in working order, air between first splicing ear 117 and the second splicing ear 127 is not breakdown, the phenomenon of discharging does not occur, thus ensure that stability and the security of collection assembly of dust 100.
As shown in figure 28, collection assembly of dust 100 also comprises terminal insulative buckle 132, and terminal insulative buckle 132 is connected between the first splicing ear 117 and the second splicing ear 127 to make the first splicing ear 117 be connected at interval with the second splicing ear 127.Particularly, terminal insulative buckle 132 comprises: terminal buckle body 1321, terminal insulative snap fit 1323 and boss 1324.Wherein, terminal buckle body 1321 inner hollow, the top of terminal buckle body 1321 has opening 1325 and bottom-open, on the outer surface of terminal buckle body 1321, relative both sides extend outward terminal buckle engaging pin 1322, terminal insulative snap fit 1323 stretches out downwards from the sidewall of the terminal buckle body 1321 between two terminal buckle engaging pin 1322, and boss 1324 upwards extends from the top of terminal buckle body 1321.Thus, utilizing terminal buckle to engage pin 1322, terminal insulative snap fit 1323 and boss 1324 reliably can connect terminal insulative buckle 132 between the two elements, and then simplifies the structure of terminal insulative buckle 132, improves efficiency of assembling.
Preferably, terminal insulative buckle 132 is made up of the material with insulation characterisitic, non-conductive between two parts connected by terminal insulative buckle 132, thus, can meet the user demand between different parts.
In an embodiment of the present utility model, terminal buckle body 1321 has the height being more than or equal to 2mm.In example as shown in figure 28, in the vertical direction, the height of terminal buckle body 1321 is more than or equal to 2mm.Thus, terminal insulative buckle 132 when being connected between the first splicing ear 117 and the second splicing ear 127, can by the first splicing ear 117 and the second splicing ear 127 spaced apart.
In example as shown in figure 28, formed between the sidewall of opening 1325 and the upper surface of terminal buckle body 1321 and guide cambered surface 1326.Thus, cambered surface 1326 is guided to have the effect of guiding, so that being connected of miscellaneous part and terminal insulative buckle 132.Shape for opening 1325 does not do concrete restriction, and such as, in a preferred example of the present utility model, as shown in figure 28, opening 1325 can be formed as square opening.
Further, as shown in figure 28, terminal buckle engaging pin 1322 is arranged on the position of the side wall lower ends of adjacent terminal buckle body 1321, the sidewall being positioned at the terminal buckle body 1321 below terminal buckle engaging pin 1322 is formed as guide portion 1327, and guide portion 1327 cross-sectional area in the vertical direction from top to bottom reduces gradually.Thus, can be coordinated with miscellaneous part by guide portion 1327 guide terminal buckle engaging pin 1322, and then the efficiency of assembling between terminal insulative buckle 132 and miscellaneous part can be improved.
Further, as shown in figure 28, between the lower surface of terminal buckle snap fit 1323 and the sidewall of terminal buckle snap fit 1323, there is lead-in chamfered 1328.Thus, be convenient to terminal buckle snap fit 1323 and coordinate with miscellaneous part, and then improve the efficiency of assembling of terminal insulative buckle 132.
As shown in figure 28, in a preferred example of the present utility model, boss 1324 cross section is in the vertical direction rectangle, and boss 1324 cross-sectional area in the vertical direction from top to bottom increases gradually.Thus, be convenient to boss 1324 coordinate with miscellaneous part.
In the example shown in such as Fig. 5-Fig. 6, Figure 11-Figure 12 and Figure 28-Figure 29, be connected with the second splicing ear 127 with the first splicing ear 117 for convenience of terminal insulative buckle 132, the lower surface of the first splicing ear 117 extends Elastic buckle 1172 downwards, and Elastic buckle 1172 stretches into through opening and is fastened in terminal buckle body 1321.
First splicing ear 117 has the first connecting hole 1171, and boss 1324 is through the first connecting hole 1171; Second splicing ear 127 has the second connecting hole 1271, terminal insulative snap fit 1323 is through the bottom surface snapping into the second splicing ear 127 after the second connecting hole 1271, the lower surface of terminal insulative snap fit 1323 and the second splicing ear 127 only supports, and the upper surface of terminal buckle engaging pin 1322 and the second splicing ear 127 only supports.Thus, by terminal buckle engaging pin 1322 and terminal insulative snap fit 1323 being connected in the second connecting hole 1271, terminal insulative buckle 132 can be limited along moving in the circumferential direction of the second connecting hole 1271; Only support at the upper surface by making terminal buckle engage pin 1322 and the second splicing ear 127, the lower surface of terminal insulative snap fit 1323 and the second splicing ear 127 is only supported, terminal insulative buckle 132 can be limited along moving on the axial direction of the second connecting hole 1271, and then the connection reliability of terminal insulative buckle 132 and the first splicing ear 117 and the second splicing ear 127 can be improved.
According to an embodiment of the present utility model, the beeline between the first annular ring 110 and the second annular ring 120 is more than or equal to 2mm.In other words, on the first annular ring 110, the spacing of any point and the second annular ring 120 is more than or equal to 2mm.For ensureing that the beeline between the first annular ring 110 and the second annular ring 120 is more than or equal to 2mm, ring body buckle body 1311 and terminal buckle body 1321 have the thickness being more than or equal to 2mm.Thus, air is breakdown, electric discharge or the phenomenon of short circuit can effectively to prevent collection assembly of dust 100 from use occurring, thus improves the job stability of collection assembly of dust 100, ensure that safety coefficient and the dust removing effects of collection assembly of dust 100.Preferably, the first adjacent blade 112 and the distance at the second blade 122 interval are 2-40mm.Thus, air is breakdown, the phenomenon of electric discharge can to prevent collection assembly of dust 100 from use occurring further, thus further increasing the job stability of collection assembly of dust 100, ensure that safety coefficient and the dust removing effects of collection assembly of dust 100.Meanwhile, finger also can be avoided to damage because extending between the first blade 112 and the second blade 122 by mistake.
In an alternate exemplary of the present utility model, as shown in Figure 6, the first blade 112 along the thickness in the first annular ring 110 circumferential direction for being greater than 0.5mm, i.e. d1 > 0.5mm.As shown in Figure 8, the first blade 112 is greater than 5mm along the width on the axial direction of the first annular ring 110, i.e. h1 > 5mm.As shown in figure 12, the second blade 122 is greater than 0.5mm along the thickness in the circumferential direction of the second annular ring 120, i.e. d2 > 0.5mm.As shown in figure 14, the second blade 122 is greater than 5mm along the width on the axial direction of the second annular ring 120, i.e. h2 > 5mm.Thus, the clean-up effect of collection assembly of dust 100 can be ensured, improve the purification efficiency of collection assembly of dust 100, simplify the structure of collection assembly of dust 100, make the structure of collection assembly of dust 100 compacter, reasonable.
Consider that the first annular ring 110 is positioned at the top of the second annular ring 120, for ensureing that the first outer ring 111 and the second annular ring 120 are intervally arranged, in example as shown in Figure 5, first outer ring 111 is connected to the upper end (above-below direction as shown in Figure 5) of the first blade 112, thus, the structure of collection assembly of dust 100 can be made compacter, reasonable.
Further, as shown in Fig. 5, Fig. 6, Fig. 8 and Figure 10, the first outer ring 111 is connected to the upper end of the radial outside of the first blade 112, and the upper surface of the radial outside of the first blade 112 is higher than the upper surface of its radially inner side.In other words, on the axial direction of the first annular ring 110, the width of the radial outside of the first blade 112 is greater than the width of its radially inner side.Thus, the compactness of collection assembly of dust 100 is further increased.Further, as shown in figure 5 and figure 7, the lower surface of multiple first blade 112 is all concordant and in the same plane.Thus, the structure of collection assembly of dust 100 can be made more neat, compact.
In example as shown in figures 11-13, the perisporium of the second outer ring 121 is provided with locating dowel 1211, so that ring body insulated fastener 131 is connected with the second outer ring 121.In the such as example shown in Figure 11, Figure 17-Figure 27, it is outer to be connected with the second outer ring 121 by ring body buckle body 1311 that at least two ring body buckles engaging pin 1312 are set in locating dowel 1211.As shown in figure 26, ring body buckle engaging pin 1312 offsets with the lower surface of locating dowel 1211, locating dowel 1211 to be limited between at least two ring body buckle engaging pin 1312.Be connected with the first outer ring 111 for convenience of ring body insulated fastener 131, ring body buckle snap fit 1313 upwards extends from the upper end of ring body buckle body 1311 and fastens to be connected with the first outer ring 111 by ring body buckle body 1311 with the edge of the first outer ring 111.
For improving the bonding strength between ring body insulated fastener 131 and the second annular ring 120 further, in example as shown in figure 21, locating dowel 1211 is located at the intersection of the second outer ring 121 and one of them the second blade 122.
Further, as shown in figure 22, the outer surface at the center away from the first outer ring 111 of the in the vertical direction of ring body buckle body 1311 is formed as arcwall face, and one of them ring body buckle engaging pin 1312 snaps into the outside of the second outer ring 121 and its outer surface is concordant with arcwall face.Thus, the structural strength of ring body insulated fastener 131 can be improved, make the structure of ring body insulated fastener 131 more reasonable.
Further, as shown in Figure 4, ring body insulated fastener 131 is three and circumferential direction along the first annular ring 110 is uniformly distributed.Thus, the connection reliability between the first annular ring 110 and the second annular ring 120 can be ensured.
In example as shown in fig. 5-10, the first annular ring 110 can also comprise: the first inner ring 114.Wherein, the first inner ring 114 is connected to the radially inner side of multiple first blade 112.Thus, the structure of the first annular ring 110 can be made more stable.Further, as shown in Fig. 5-Fig. 6, the first annular ring 110 also comprises: the first stiffening ring 115.Wherein, the first stiffening ring 115 is connected on the inner surface of the first inner ring 114 by multiple the first reinforcement 116 circumferentially distributed.Thus, the structural strength of the first annular ring 110 can be strengthened further.
Similarly, in the such as example shown in Figure 11-Figure 15, the lower surface of the radial outside of the second blade 122 is higher than the lower surface of its radially inner side.In other words, on the axial direction of the second annular ring 120, the width of the radial outside of the second blade 122 is greater than the width of its radially inner side.Second outer ring 121 is connected to the radial outside of the second blade 122.When the second annular ring 120 coordinates with the first annular ring 110, the area that the first adjacent blade 112 is corresponding with the second blade 122 can be increased further, and then increase the area of the high-voltage dc formed between the first adjacent blade 112 and the second blade 122, thus, the efficiency of dust collection of collection assembly of dust 100 can be improved.Meanwhile, the compactness of collection assembly of dust 100 can also be improved further.Further, as shown in figure 5 and figure 7, the upper surface of multiple second blade 122 is all concordant and in the same plane.Thus, the structure of collection assembly of dust 100 can be made more neat, compact.
In the such as example shown in Figure 11-Figure 15, the second annular ring 120 can also comprise: the second inner ring 124.Wherein, the second inner ring 124 is connected to the lower end of the radially inner side of multiple second blade 122.Thus, the structure of the second annular ring 120 can be made more stable.Further, as shown in Figure 11-Figure 15, the second annular ring 120 can also comprise: the second stiffening ring 125.Wherein, the second stiffening ring 125 is connected on the inner surface of the second inner ring 124 by multiple the second reinforcement 126 circumferentially distributed.Thus, the structural strength of the second annular ring 120 can be strengthened further.
For convenience of being assembled on the second annular ring 120 by the first annular ring 110, in example as Figure 1-Figure 4, the external diameter of the first outer ring 111 is less than or equal to the external diameter of the second outer ring 121.
In addition, in a preferred embodiment of the present utility model, first annular ring 110 and the second annular ring 120 are high internal resistance annular ring, and the surface resistivity of high internal resistance annular ring is 12 power ohms per square rice of 6 powers to 10 of 10, and namely the surface resistivity of high internal resistance annular ring is 10
6-10
12ohm meter.It should be noted that, when the first annular ring 110 and the second annular ring 120 all adopt conductive high internal resistance material to make, human body is after touch collection assembly of dust 100, and the electric current flowing through human body is limited in safe scope, improves the security of collection assembly of dust 100.Thus, be convenient to the DC high voltage electric field forming at least more than 2000V between the first adjacent blade 112 and the second blade 122 stator, and then efficiency of dust collection and the dust removing effects of collection assembly of dust 100 can be ensured.
It should be noted that, in an example of the present utility model, rounding off between two faces of the arbitrary neighborhood on the first annular ring 110, rounding off between two faces of the arbitrary neighborhood on the second annular ring 120, can effectively avoid thus point discharge occurs for the first annular ring 110 or the second annular ring 120, and then improve the security of collection assembly of dust 100, enhance the serviceability of collection assembly of dust 100.
According to the air cleaning unit 200 of the utility model embodiment, comprising: air guide member 220 and above-mentioned collection assembly of dust 100.Wherein, air guide member 220 is formed as annular and is set in the outside of collection assembly of dust 100, and the external diameter of the upper end of air guide member 220 is greater than its lower end external diameter.Thus, air-flow can be guided to collection assembly of dust 100 place, thus improve the efficiency of dust collection of collection assembly of dust 100, and then improve the operating efficiency of air cleaning unit 200.
According to the air cleaning unit 200 of the utility model embodiment, utilize ring body insulated fastener 131 that first annular ring 110 is connected at interval with the second annular ring 120, can make to form multiple high-voltage dc between the first annular ring 110 and the second annular ring 120, improve the efficiency of dust collection of collection assembly of dust 100, enhance airflow homogeneity, and then resistance when reducing the admission pressure of air-flow and flow, thus the noise produced when reducing air current flow.Meanwhile, also improve the connection reliability between the first annular ring 110 and the second annular ring 120, simplify the structure of collection assembly of dust 100, improve efficiency of assembling.
In addition, utilize ring body buckle to engage pin 1312 and ring body insulated fastener 131 can be made reliably to be connected between the two elements with ring body buckle snap fit 1313, and then simplify the structure of ring body insulated fastener 131, improve efficiency of assembling.
According to embodiments more of the present utility model, as shown in Figure 4, air guide member 220 comprises: the first air-ducting ring 221 and the second air-ducting ring 222.Particularly, the first air-ducting ring 221 radially arcuately upwards extends from inside to outside gradually.Such as, in example as shown in Figure 4, the internal diameter size of the first air-ducting ring 221 from the bottom to top (above-below direction as shown in Figure 4) increases successively.Second air-ducting ring 222 is connected to the lower end of the first air-ducting ring 221, and the upper surface of the second air-ducting ring 222 is positioned at same plane.Collection assembly of dust 100 is positioned at the first air-ducting ring 221 at least partly, and collection assembly of dust 100 is connected with the second air-ducting ring 222.Thus, more air-flow can be guided in collection assembly of dust 100, and then improve the operating efficiency of air cleaning unit 200.Alternatively, as Figure 3-Figure 4, air guide member 220 is connected with the second outer ring 121 of collection assembly of dust 100.
In the example shown in Figure 30-Figure 34, air guide member 220 has snap fit 223, the second outer ring 121 extends outward on the 3rd splicing ear the 128, three splicing ear 128 has the step surface 1281 coordinated with snap fit 223.Offset by making snap fit 223 and step surface 1281, to limit the movement of the 3rd splicing ear 128 on above-below direction (above-below direction as shown in figure 34).
As shown in figure 11,3rd splicing ear 128 has along the vertical direction (above-below direction as shown in figure 11) its notch part 1282 through, the inwall of notch part 1282 is provided with the bending plate 1283 first upwards bent again to downward-extension, and wherein step surface 1281 is located on the outer surface of bending plate 1283.Be understandable that, in the second outer ring 121 in the radial direction, bending plate 1283 has elasticity, and snap fit 223 comprises the plate body 2231 that upwards extends along air guide member 220 axial direction and is positioned at plate body 2231 upper end and the snap fit projection 2232 protruded towards bending plate 1283.During assembling, 3rd splicing ear 128 can be installed from top to bottom, the bottom of step surface 1281 first offsets with the snap fit projection 2232 of snap fit 223, first there is deformation towards the second radially inner direction, outer ring 121 in bending plate 1283, when step surface 1281 offsets with the lower surface of snap fit projection 2232, bending plate 1283 restores towards the second radially outer direction, outer ring 121 again.Now, snap fit protruding 2232 is connected with bending plate 1283 clamping.Thus, simplify air guide member 220 and the assembling process of collection assembly of dust 100, improve the connection reliability of air guide member 220 and collection assembly of dust 100.
Further, as shown in Figure 4, air guide member 220 also has the first extension board 224, first extension board 224 extended upward to be engaged in notch part 1282 and spaced apart with bending plate 1283, to limit the movement of the 3rd splicing ear 128 in air guide member 220 circumferential direction.Further, as shown in Fig. 4 and Figure 32, air guide member 220 also has the holding tank 226 that the second extension board 225, second extension board 225 of extending upward and the first extension board 224 limit the outer end of accommodation the 3rd splicing ear 128 jointly.Thus, the connection reliability between the 3rd splicing ear 128 and air guide member 220 can be improved further.
According to the air-conditioner (scheming not shown) of the utility model embodiment, comprising: housing and above-mentioned collection assembly of dust 100.Specifically, housing has air channel, to limit the path of the air-flow flowing through air-conditioner.Be understandable that, the position for air channel is not specifically limited, and such as, air channel can be positioned at housing.Air channel has air inlet and air outlet, and air-flow is entered in air channel by air inlet, and is discharged to outside air channel by air outlet.Collection assembly of dust 100 is located in air channel, to carry out purifying and dedusting to the air-flow entered in air channel.Consider that collection assembly of dust 100 needs periodic cleaning, clean for the convenience of the user to collection assembly of dust 100, collection assembly of dust 100 is located at the position of contiguous air inlet or air outlet.Preferably, collection assembly of dust 100 is located at the position of contiguous air inlet.Thus, first can carry out purifying and dedusting to the air-flow entered in air channel, to prevent the particles such as dust to be deposited in inside, air channel, be not easy to user's cleaning.
It should be noted that, utilize ring body insulated fastener 131 that first annular ring 110 is connected at interval with the second annular ring 120, can make to form multiple high-voltage dc between the first annular ring 110 and the second annular ring 120, improve the efficiency of dust collection of collection assembly of dust 100.In addition, multiple first blade 112 and multiple second blade 122 have the effect of rectification to the air-flow through collection assembly of dust 100, thereby enhance airflow homogeneity, and then resistance when reducing the admission pressure of air-flow and flow, thus the noise produced when reducing air current flow.
According to the air-conditioner of the utility model embodiment, utilize ring body insulated fastener 131 that first annular ring 110 is connected at interval with the second annular ring 120, can make to form multiple high-voltage dc between the first annular ring 110 and the second annular ring 120, improve the efficiency of dust collection of collection assembly of dust 100, enhance airflow homogeneity, and then resistance when reducing the admission pressure of air-flow and flow, thus the noise produced when reducing air current flow.Meanwhile, also improve the connection reliability between the first annular ring 110 and the second annular ring 120, simplify the structure of collection assembly of dust 100, improve efficiency of assembling.
In addition, utilize ring body buckle to engage pin 1312 and ring body insulated fastener 131 can be made reliably to be connected between the two elements with ring body buckle snap fit 1313, and then simplify the structure of ring body insulated fastener 131, improve efficiency of assembling.
For improving the purification efficiency of air-conditioner further, air-conditioner can also comprise the anion emission ionization device (scheming not shown) be located in air channel.Anion emission ionization device can, to air-flow preliminary filling negative electricity, make part dust granules thing in air-flow electronegative.Electronegative dust granules object can be caught by high-voltage dc rapidly with during airflow passes collection assembly of dust 100, improves dust removing effects further thus.In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (15)
1. a ring body insulated fastener, is characterized in that, comprising:
Ring body buckle body;
At least two ring body buckle engaging pin, described at least two ring body buckles engage the lower end of pin from described ring body buckle body to downward-extension;
Ring body buckle snap fit, described ring body buckle snap fit upwards extends from the upper end of described ring body buckle body.
2. ring body insulated fastener according to claim 1, is characterized in that, described ring body buckle body has the height being more than or equal to 2mm.
3. ring body insulated fastener according to claim 1, is characterized in that, described ring body buckle body engages between pin with described ring body buckle and is connected with ribs.
4. ring body insulated fastener according to claim 1, is characterized in that, described ring body buckle engaging pin comprises three.
5. ring body insulated fastener according to claim 1, is characterized in that, described ring body buckle body has the through hole of through along the vertical direction described ring body buckle body.
6. ring body insulated fastener according to claim 1, is characterized in that, the upper end of described ring body buckle body comprises:
First paragraph, described first paragraph is located at the side away from described snap fit, and described first paragraph is positioned at a horizontal plane;
Second segment, described second segment is located at the side near described snap fit, and described second segment is positioned at another horizontal plane of the below of described first paragraph;
Linkage section, described linkage section is connected between described first paragraph and described second segment.
7. a collection assembly of dust, is characterized in that, comprising:
First annular ring, described first annular ring comprises the first outer ring and multiple first blade, and multiple described first blade is circumferentially located at described first inner surface;
Second annular ring, described second annular ring comprises the second outer ring and multiple second blade, described second annular ring is located at the below of described first annular ring, multiple described second blade is circumferentially located at described second inner surface, and described multiple second blade and described multiple first blade are staggeredly arranged in the circumferential;
Multiple ring body insulated fastener according to any one of claim 1-6, described ring body insulated fastener be arranged on described first outer ring with on described second outer ring so that described first annular ring is connected at interval with described second annular ring.
8. collection assembly of dust according to claim 7, it is characterized in that, the perisporium of described second outer ring is provided with locating dowel, it is outer to be connected with described second outer ring by described ring body buckle body that described at least two ring body buckles engaging footmuff is located at described locating dowel, and described ring body buckle snap fit and the edge of described first outer ring fasten to be connected with described first outer ring by described ring body buckle body.
9. collection assembly of dust according to claim 8, is characterized in that, described locating dowel is located at described second outer ring and the intersection of the second blade described in one of them.
10. collection assembly of dust according to claim 7, it is characterized in that, the outer surface at the center away from described first outer ring of the in the vertical direction of described ring body buckle body is formed as arcwall face, and ring body buckle engaging pin described in one of them snaps into the outside of described second outer ring and its outer surface is concordant with described arcwall face.
11. collection assembly of dust according to claim 7, is characterized in that, described ring body insulated fastener is three and circumferential direction along described first annular ring is uniformly distributed.
12. collection assembly of dust according to claim 7, is characterized in that, described first annular ring also comprises:
First inner ring, described first inner ring is connected to the radially inner side of described multiple first blade.
13. collection assembly of dust according to claim 12, is characterized in that, described first annular ring also comprises:
First stiffening ring, described first stiffening ring is connected on the inner surface of described first inner ring by multiple the first reinforcement circumferentially distributed.
14. collection assembly of dust according to claim 7, is characterized in that, described second annular ring also comprises:
Second inner ring, described second inner ring is connected to the lower end of the radially inner side of described multiple second blade.
15. collection assembly of dust according to claim 14, is characterized in that, described second annular ring also comprises:
Second stiffening ring, described second stiffening ring is connected on the inner surface of described second inner ring by multiple the second reinforcement circumferentially distributed.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420739517.8U CN204478404U (en) | 2014-09-30 | 2014-11-28 | Ring body insulated fastener and there is its collection assembly of dust |
| PCT/CN2015/091264 WO2016050218A2 (en) | 2014-09-30 | 2015-09-30 | Dust collection assembly, air purification device, and air conditioner |
| EP15845580.8A EP3202499B1 (en) | 2014-09-30 | 2015-09-30 | Dust collection assembly, air purification device, and air conditioner |
| US15/515,862 US10272444B2 (en) | 2014-09-30 | 2015-09-30 | Dust collection assembly, air purification device and air conditioner |
| KR1020177009573A KR101953491B1 (en) | 2014-09-30 | 2015-09-30 | Dust collection assembly, air purification device and air conditioner |
| JP2017517778A JP6377847B2 (en) | 2014-09-30 | 2015-09-30 | Dust collection unit, air purifier and air conditioner |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2014205762806 | 2014-09-30 | ||
| CN201420576280 | 2014-09-30 | ||
| CN201420739517.8U CN204478404U (en) | 2014-09-30 | 2014-11-28 | Ring body insulated fastener and there is its collection assembly of dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204478404U true CN204478404U (en) | 2015-07-15 |
Family
ID=53634192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420739517.8U Active CN204478404U (en) | 2014-09-30 | 2014-11-28 | Ring body insulated fastener and there is its collection assembly of dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204478404U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016050217A1 (en) * | 2014-09-30 | 2016-04-07 | 广东美的制冷设备有限公司 | Dust collection assembly, air purification device and air conditioner |
| WO2016050218A3 (en) * | 2014-09-30 | 2016-05-26 | 广东美的制冷设备有限公司 | Dust collection assembly, air purification device, and air conditioner |
-
2014
- 2014-11-28 CN CN201420739517.8U patent/CN204478404U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016050217A1 (en) * | 2014-09-30 | 2016-04-07 | 广东美的制冷设备有限公司 | Dust collection assembly, air purification device and air conditioner |
| WO2016050218A3 (en) * | 2014-09-30 | 2016-05-26 | 广东美的制冷设备有限公司 | Dust collection assembly, air purification device, and air conditioner |
| US10166548B2 (en) | 2014-09-30 | 2019-01-01 | Gd Midea Air-Conditioning Equipment Co., Ltd. | Dust collection assembly, air purification device and air conditioner |
| US10272444B2 (en) | 2014-09-30 | 2019-04-30 | Gd Midea Air-Conditioning Equipment Co., Ltd. | Dust collection assembly, air purification device and air conditioner |
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| C14 | Grant of patent or utility model | ||
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