CN201482368U - Filtering net automatic cleaning device for air conditioner - Google Patents
Filtering net automatic cleaning device for air conditioner Download PDFInfo
- Publication number
- CN201482368U CN201482368U CN2009202085780U CN200920208578U CN201482368U CN 201482368 U CN201482368 U CN 201482368U CN 2009202085780 U CN2009202085780 U CN 2009202085780U CN 200920208578 U CN200920208578 U CN 200920208578U CN 201482368 U CN201482368 U CN 201482368U
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- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The utility model relates to a filtering net automatic cleaning device for an air conditioner, which enables a filtering net not to be exposed outside a machine in the cleaning process, and comprises a net rolling mechanism, a cleaning mechanism and a dust sucking mechanism, wherein the net rolling mechanism is used for driving the filtering net, the cleaning mechanism is used for cleaning the filtering net when the net rolling mechanism drives the filtering net, and the dust sucking mechanism is used for discharging the garbage cleaned by the cleaning mechanism. The filtering net automatic cleaning device for an air conditioner is characterized in that the net rolling mechanism comprises a passage, a motor and a scroll, wherein the passage is used for the filtering net to pass, the motor works in a controlled mode, the scroll is provided with wheel teeth, both end parts of the passage are converged after the passage rounds the motor and the scroll, the motor and the scroll are positioned at the inner side of the passage, the motor is used for driving the scroll, the wheel teeth of the scroll are used for driving the filtering net to move in the passage, the passage is divided into a starting segment, a middle segment and an ending segment, the starting segment can accommodate an integrated filtering net, the ending segment also can accommodate an integrated filtering net, the middle segment is connected with the starting segment and the ending segment, the cleaning mechanism and the dust sucking mechanism are arranged at the outer side of the middle segment of the passage, and the scroll is positioned at the inner side of the middle segment.
Description
Technical field
The utility model relates to a kind of air-conditioning filter net automatic cleaning device, this air-conditioning filter net automatic cleaning device comprises the net drum structure that is used to drive screen pack, be used for driving the cleaning agency of the process cleaning screen pack of screen pack at the net drum structure, and at the dust collection mechanism that the rubbish of cleaning agency cleaning is discharged.
Background technology
At present, air-conditioning generally adopts two sides or three air intake modes, and airstrainer is placed on the air intake barrier, when air-conditioning work, air is entered by the air intake barrier, purifies through airstrainer, behind heat exchanger, come out from air outlet again, so room air is regulated in circulation again; Although air-conditioning filter net has adopted the structure of unpicking and washing easy to clean or automatic cleaning entirely at present, still there is defective, unpick and wash then having of structure easy to clean entirely for having adopted: 1. easy laying dust, influence refrigeration and heating effect; 2. the laying dust on the screen pack can influence IAQ with in the air-flow inlet chamber; 3. need regularly open air-inlet grille and take off screen pack and clean, operation is trouble.For having adopted then having of automatic cleaning structure: the screen pack that has during cleaning need stretch out outside the machine, influences the attractive in appearance of home decoration.
The utility model content
The purpose of this utility model is to consider the problems referred to above and a kind of the attractive in appearance etc. of home decoration that influence when not only solving trouble that airstrainer laying dust influence refrigeration and heating effect problem, manual cleaning and filtering guipure come and automatic dedusting is provided; And can be provided with according to the user screen pack is carried out automatic dedusting and dust is discharged outdoor air-conditioning filter net automatic cleaning device.
Air-conditioning filter net automatic cleaning device of the present utility model, comprise the net drum structure that is used to drive screen pack, be used for driving the cleaning agency of the process cleaning screen pack of screen pack at the net drum structure, and the dust collection mechanism that the rubbish of cleaning agency cleaning is discharged, be characterized in, the net drum structure comprises the passage that moves for screen pack, motor and spool with gear teeth, its both ends were converged after this passage was walked around this motor and spool, this motor and spool are positioned at the inboard of this passage, motor is used to drive this spool, the gear teeth of spool are used for driving screen pack and move at this passage, channel region is divided into The initial segment, interlude and termination section, The initial segment can be held a complete screen pack, stop section and also can hold a complete screen pack, interlude connects The initial segment and stops section, and cleaning agency and dust collection mechanism are arranged on the outside of the interlude of passage, and spool is positioned at the inboard of this interlude.
Described air-conditioning filter net automatic cleaning device, its further characteristics are to be provided with the mobile guide rail that leads that is used for screen pack in the passage.
Described air-conditioning filter net automatic cleaning device, its further characteristics are, spool comprises to be changeed tooth and changes the tooth lid, change on the tooth and include two gear teeth the same with sprocket wheel, two gear teeth and a semicolumn are injection molded into one, changeing the tooth lid also is a semicylinder, changes the tooth lid and changes tooth and be connected with screw, and described passage is provided by housing and the grid that is positioned at housing.
Described air-conditioning filter net automatic cleaning device, its further characteristics are that the length of the The initial segment of passage and termination section all is just in time to hold the length of the screen pack of a complete expansion.
Described air-conditioning filter net automatic cleaning device, its further characteristics are, cleaning agency comprises hairbrush, brush axle, left shaft-cup and right shaft-cup, wherein many hairbrush are inserted into and form the column structure that cross section is polygon or circle in the brush axle, after many hairbrush are inserted into the brush axle, the two ends of brush axle are fixed with left shaft-cup and right shaft-cup, so that hairbrush is fixed in the brush axle.
Described air-conditioning filter net automatic cleaning device, its further characteristics are, dust collection mechanism comprises the dust box, air exhauster and dust flue, wherein form dust-collecting cavity between dust box and the screen pack, the side that the quilt of screen pack cleans is to dust-collecting cavity, dust-collecting cavity is used for collecting the rubbish that is cleaned from screen pack, air exhauster is connected with dust-collecting cavity by dust flue, cleaning agency is located in the dust-collecting cavity, cleaning agency also comprises the scraper that is used to remove the dust on the hairbrush, contact with hairbrush in the cleaning process, play the dust effect of removing on the hairbrush, scraper is fixed on dust box inboard.
Described air-conditioning filter net automatic cleaning device, its further characteristics are, this cleaning agency and this net drum structure drive by a gear drive by this motor, this gear drive comprises gear that is connected with cleaning agency and the gear that is connected with the net drum structure, and the gear that connects of cleaning agency and with gear that the net drum structure connects between be provided with the identical gear of rotation direction that makes the two.
Described air-conditioning filter net automatic cleaning device, its further characteristics are, be connected with gear on the output shaft of motor, an end that changes tooth is connected with gear, one end of brush axle also is connected with gear, be provided with an idler gear between the gear of the gear of output shaft and commentaries on classics tooth, and be provided with an idler gear between the gear of the gear of commentaries on classics tooth and brush axle, aforementioned each gear constitutes a level Four gear drive.
Because the net drum structure comprises the passage that moves for screen pack, its both ends were converged after this passage was walked around this motor and spool, this motor and spool are positioned at the inboard of this passage, the The initial segment of passage can be held a complete screen pack, the termination section of passage also can be held a complete screen pack, interlude connects The initial segment and stops section, cleaning agency and dust collection mechanism are arranged on the outside of the interlude of passage, spool is positioned at the inboard of this interlude, motor-driven spool like this, spool drives the screen pack in the passage again, screen pack moves to from The initial segment and stops section, its whole length can be through the interlude of passage, and clearing apparatus just in time is arranged on the interlude outside, screen pack is intactly cleaned once to the forward stroke that stops section from The initial segment like this, and similarly also can intactly be cleaned once to the reverse stroke of The initial segment from stopping section, in whole cleaning process, filter screen is all the time in passage, do not understand the outer machine outside that is exposed at, whole apparatus structure compactness has also realized aforementioned purpose of the present utility model.
Description of drawings
Fig. 1 is the integrally-built schematic diagram of air-conditioning filter net automatic cleaning device of the present utility model.
Fig. 2 is the schematic layout pattern of drive motors and gear train.
(a) is the screen pack original state schematic diagram in the net drum structure among Fig. 3; (b) cleaned view when returning for the screen pack in the net drum structure.
Fig. 4 is a clearing apparatus dedusting work schematic diagram.
Fig. 5 is for changeing tooth and the structural representation that changes the combination of tooth lid.
Fig. 6 is gear (14) and the structural representation that changes tooth and the combination of commentaries on classics tooth lid.
Fig. 7 is the schematic diagram of the structure of clearing apparatus, and wherein (a) shown the perspective view that is provided with on the brush axle behind the hairbrush, (b) is the plane of structure sectional view of structure in (a), (c) is another kind of view in transverse section, (d) is the view in transverse section of hairbrush.
Fig. 8 is the structural representation of gear and clearing apparatus combination
Fig. 9 is the position view of dust collection mechanism
The specific embodiment
Air-conditioning filter net automatic cleaning device of the present utility model as shown in Figure 1, includes net drum structure 32, cleaning agency 31 and dust collection mechanism 33.
To shown in Figure 5, net drum structure 32 comprises housing 3, grid 5, changes tooth 6, changes tooth lid 7 and motor 19 as Fig. 1.Wherein, the two ends of commentaries on classics tooth 6 are respectively arranged with the gear teeth 61,62 as sprocket wheel, two gear teeth 61,62 and a semicolumn 63 are injection molded into one, changeing tooth lid 7 also is a semicylinder, change tooth lid 7 and be connected (constituting a spool) with commentaries on classics tooth 6 usefulness screws, when driving air-conditioning filter net, the gear teeth 61,62 and air-conditioning filter net 15 engagements drive screen pack 15 as the chain transmission.Shown in Fig. 2 and 6, an end that changes tooth 6 links to each other with gear 14, gear 14 links to each other with gear 13, gear 13 links to each other with gear 12, gear 12 links to each other with the output shaft of motor 19, and gear 14 is used to import power to commentaries on classics tooth 6, and gear 13 is mainly used in the effect that deceleration increases square, perhaps according to the deployment scenarios in space, also can be to carry out transmission at 1: 1 with the gearratio of gear 12.In case motor 19 runnings are changeed tooth 6 and will be driven screen pack 15.Motor 19 is to work in a controlled manner, for example is stepper motor.Housing 3 and grid 5 provide the passage that moves for screen pack 15, shown in Fig. 3 a and Fig. 3 b, passage 35 walk around change tooth 6 and motor 19 the position is set after its both ends converge, passage 35 is compact structures like this.Shown in Fig. 3 a, the screen pack 15 of one complete expansion is arranged in the left side (The initial segment of passage 35) of the passage 35 that housing 3 and grid 5 form, first end of screen pack 15 (with the upper end shown in Fig. 3 a) aligns with the upper end, left side of passage 35 basically, second end of screen pack 15 (with the lower end shown in Fig. 3 a) is positioned at and is ready entering into and changes that tooth 6 is meshed but position engaged not as yet, in case motor 19 runnings this moment, change tooth 6 and drive screen pack 15, screen pack 15 moves to the right side of passage 35 (the termination section of passage 35).Shown in Fig. 3 b, screen pack 15 moves to the final position shown in Fig. 3 b from the original position shown in Fig. 3 a, in the position shown in Fig. 3 b, first end of screen pack 15 has been positioned at just and has changeed the position that tooth 6 is separated, and second end of screen pack 15 aligns with the upper end, right side of passage 35 basically.Screen pack 15 moves to the position shown in Fig. 3 b from the position shown in Fig. 3 a, finishes a complete forward stroke, and this moment, cleaning agency 31 was finished a cleaning works to whole screen pack 15.The design of the passage that the confession screen pack 15 that housing 3 and grid 5 provide moves is very reasonable, is guaranteeing that screen pack 15 does not stretch out under the situation of machine exterior the total compactness.Screen pack 15 moves to the position shown in Fig. 3 a from the position shown in Fig. 3 b be a complete reverse stroke.For the ease of moving smoothly of screen pack 15, in passage 35, on the mobile route of screen pack 15, be provided with guide rail 29, screen pack 15 is led by this guide rail 29, in addition, if desired, also can promptly will push pedal 18 be set in the position that commentaries on classics tooth 6 is meshed at screen pack 15, push pedal 18 makes screen pack 15 enter into exactly and changes the position that tooth 6 is meshed that screen pack push pedal 18 directly links to each other with housing 3 by the buckle of self.
As Fig. 1,7 and shown in Figure 8, cleaning agency 31 comprises hairbrush 10, brush axle 11, left shaft-cup 9, right shaft-cup 8, scraper 20, gear 16 and gear 17, wherein many hairbrush 10 are inserted into and form the column structure that cross section is polygon or circle in the brush axle 11, after many hairbrush 10 are inserted into brush axle 11, the two ends of brush axle 11 are fixing with left shaft-cup 9 and right shaft-cup 8, so that hairbrush 10 is fixed in the brush axle 11.Gear 16 is arranged on an end of brush axle 11, and as shown in Figure 2, gear 16 meshes with gear 17 and gear 14 simultaneously, and gear 17 for example is arranged on the inboard of the housing 3 of air-conditioning.Hairbrush 10, brush axle 11, left shaft-cup 9, right shaft-cup 8, gear 16 and gear 17 have constituted the rotating part 31a of cleaning agency 31, and scraper 20 fixedly installs, and for example is fixed on the inboard of dust box 4.The hairbrush 10 of rotating part 31a and scraper 20 all are arranged on the side of screen pack 15 through the path, so that contacted filter screen 15, and then screen pack cleaned, whole cleaning agency 31 comes down to be arranged on a side of the mid portion (interlude) of passage 35, so just can allow screen pack 15 be cleaned in rotation process.It can also be seen that from Fig. 2 the gear drive that is made of gear 12,13,14,17,16 has guaranteed that the moving direction of screen pack 15 is opposite all the time with the direction of motion of hairbrush 10, no matter screen pack 15 is in forward stroke or at reverse stroke.
Shown in Fig. 1 and 9, dust collection mechanism 33 comprises dust box 4, air exhauster 22 and dust flue 21, wherein form dust-collecting cavity 30 between dust box 4 and the screen pack 15, the side that screen pack 15 is cleaned is to dust-collecting cavity 30, the rubbish that is cleaned from screen pack 15 enters into dust-collecting cavity 30 as shown in Figure 4, and cleaning agency 31 is located in the dust-collecting cavity 30; The scraper 20 that dedusting is used is located in the dust box 4.Correspondingly, dust collection mechanism 33 is arranged on a side of the mid portion of passage 35.
The automatic cleaning device of aforementioned enforcement is mounted in the air-conditioning duct system, and as shown in Figure 1, the air-conditioning duct system is arranged on the indoor apparatus of air conditioner.When cleaning works begins, motor 19 driven wheels 12, gear 12 driven wheels 13, gear 13 driven wheels 14, gear 14 driven wheels 17, gear 17 driven wheels 16, its middle gear 14 drives simultaneously again to be changeed tooth 6 and changes tooth lid 7, thereby 15 runnings of drive screen pack and gear 16 drive clearing apparatus 31a simultaneously and rotate at a high speed, thereby the dust on the screen pack 15 in the cleaning motion, dust collection mechanism 33 also works asynchronously, dust flue 21 1 ends link to each other with dust box 4, the other end links to each other with external air exhauster 22, during air exhauster 22 work, dust-collecting cavity 30 and the outside draught head that forms, the dust under cleaning brush 10 is swept enters dust-collecting cavity 30 and is evacuated to outdoor by dust flue 21; Lower limb with screen pack under the original state 15 is a starting point, during operation, the top that arrives guide rail 29 with screen pack 15 lower limbs is that terminal point is as a forward stroke, when a forward stroke is finished in the motion of screen pack 15 downward directions, the drive motors 19 beginning reverse rotations of net drum structure 32, also reverse rotation of clearing apparatus 31a simultaneously is when the top edge of screen pack 15 arrives the top of guide rail 29, screen pack 15 reverse stroke work are finished, and have at this moment finished once cleaning works automatically.The user can select cycle-index as required, finishes repeatedly cleaning works automatically.
Claims (8)
1. air-conditioning filter net automatic cleaning device, comprise the net drum structure that is used to drive screen pack, be used for driving the cleaning agency of the process cleaning screen pack of screen pack at the net drum structure, and the dust collection mechanism that the rubbish of cleaning agency cleaning is discharged, it is characterized in that, the net drum structure comprises the passage that moves for screen pack, motor of working in a controlled manner and spool with gear teeth, its both ends were converged after this passage was walked around this motor and spool, this motor and spool are positioned at the inboard of this passage, motor is used to drive this spool, the gear teeth of spool are used for driving screen pack and move at this passage, channel region is divided into The initial segment, interlude and termination section, The initial segment can be held a complete screen pack, stop section and also can hold a complete screen pack, interlude connects The initial segment and stops section, and cleaning agency and dust collection mechanism are arranged on the outside of the interlude of passage, and spool is positioned at the inboard of this interlude.
2. air-conditioning filter net automatic cleaning device as claimed in claim 1 is characterized in that, is provided with the mobile guide rail that leads that is used for screen pack in the passage.
3. air-conditioning filter net automatic cleaning device as claimed in claim 1, it is characterized in that, spool comprises to be changeed tooth and changes the tooth lid, change on the tooth and include two gear teeth the same with sprocket wheel, two gear teeth and a semicolumn are injection molded into one, changeing the tooth lid also is a semicylinder, changes the tooth lid and changes tooth and be connected with screw, and described passage is provided by housing and the grid that is positioned at housing.
4. air-conditioning filter net automatic cleaning device as claimed in claim 1 is characterized in that, the length of the The initial segment of passage and termination section all is just in time to hold the length of the screen pack of a complete expansion.
5. air-conditioning filter net automatic cleaning device as claimed in claim 3, it is characterized in that, cleaning agency comprises hairbrush, brush axle, left shaft-cup and right shaft-cup, wherein many hairbrush are inserted into and form the column structure that cross section is polygon or circle in the brush axle, after many hairbrush are inserted into the brush axle, the two ends of brush axle are fixed with left shaft-cup and right shaft-cup, so that hairbrush is fixed in the brush axle.
6. air-conditioning filter net automatic cleaning device as claimed in claim 5, it is characterized in that, dust collection mechanism comprises the dust box, air exhauster and dust flue, wherein form dust-collecting cavity between dust box and the screen pack, the side that the quilt of screen pack cleans is to dust-collecting cavity, dust-collecting cavity is used for collecting the rubbish that is cleaned from screen pack, air exhauster is connected with dust-collecting cavity by dust flue, cleaning agency is located in the dust-collecting cavity, cleaning agency also comprises the scraper that is used to remove the dust on the hairbrush, contact with hairbrush in the cleaning process, play the dust effect of removing on the hairbrush, scraper is fixed on dust box inboard.
7. air-conditioning filter net automatic cleaning device as claimed in claim 1, it is characterized in that, this cleaning agency and this net drum structure drive by a gear drive by this motor, this gear drive comprises gear that is connected with cleaning agency and the gear that is connected with the net drum structure, and the gear that connects of cleaning agency and with gear that the net drum structure connects between be provided with the identical gear of rotation direction that makes the two.
8. air-conditioning filter net automatic cleaning device as claimed in claim 6, it is characterized in that, be connected with gear on the output shaft of motor, an end that changes tooth is connected with gear, one end of brush axle also is connected with gear, be provided with an idler gear between the gear of the gear of output shaft and commentaries on classics tooth, and be provided with an idler gear between the gear of the gear of commentaries on classics tooth and brush axle, aforementioned each gear constitutes a level Four gear drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202085780U CN201482368U (en) | 2009-08-28 | 2009-08-28 | Filtering net automatic cleaning device for air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202085780U CN201482368U (en) | 2009-08-28 | 2009-08-28 | Filtering net automatic cleaning device for air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201482368U true CN201482368U (en) | 2010-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202085780U Expired - Lifetime CN201482368U (en) | 2009-08-28 | 2009-08-28 | Filtering net automatic cleaning device for air conditioner |
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| CN (1) | CN201482368U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629757A (en) * | 2012-08-22 | 2014-03-12 | 美的集团股份有限公司 | Air conditioner outdoor unit capable of automatically cleaning filter net |
| CN104197497A (en) * | 2014-09-02 | 2014-12-10 | 浙江金海环境技术股份有限公司 | Air filter device and purpose thereof |
| CN104958987A (en) * | 2011-10-21 | 2015-10-07 | 长乐市丽智产品设计有限公司 | Dust filtering device with two groups of cleaning wheels |
| CN105042829A (en) * | 2015-07-06 | 2015-11-11 | 珠海格力电器股份有限公司 | Filter screen dust removal mechanism and air conditioner |
| CN105937789A (en) * | 2016-05-06 | 2016-09-14 | 广东美的制冷设备有限公司 | Ari conditioner and cleaning control method thereof |
| CN106693554A (en) * | 2017-01-23 | 2017-05-24 | 王宇轩 | Air purifier based on silk thread filtration |
| CN108176139A (en) * | 2018-01-19 | 2018-06-19 | 珠海格力电器股份有限公司 | Filter screen cleaning mechanism and air conditioner |
| CN108375171A (en) * | 2018-01-31 | 2018-08-07 | 青岛海尔空调器有限总公司 | Air conditioner cleans control method certainly |
| CN108548274A (en) * | 2018-04-19 | 2018-09-18 | 王文月 | A kind of air-conditioning dust filtering board cleaning method |
| CN108679825A (en) * | 2018-07-18 | 2018-10-19 | 珠海格力电器股份有限公司 | Filter screen automatically cleaning motion |
| CN111013269A (en) * | 2019-12-23 | 2020-04-17 | 范勇 | Utilize unnecessary wind direction of air conditioner vent to shift filter screen structure who gets rid of sweeps |
-
2009
- 2009-08-28 CN CN2009202085780U patent/CN201482368U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104958987A (en) * | 2011-10-21 | 2015-10-07 | 长乐市丽智产品设计有限公司 | Dust filtering device with two groups of cleaning wheels |
| CN103629757B (en) * | 2012-08-22 | 2016-06-01 | 美的集团股份有限公司 | There is the air-conditioner outdoor unit of filtering net automatic cleaning function |
| CN103629757A (en) * | 2012-08-22 | 2014-03-12 | 美的集团股份有限公司 | Air conditioner outdoor unit capable of automatically cleaning filter net |
| CN104197497B (en) * | 2014-09-02 | 2017-06-23 | 浙江金海环境技术股份有限公司 | Air filter and application thereof |
| CN104197497A (en) * | 2014-09-02 | 2014-12-10 | 浙江金海环境技术股份有限公司 | Air filter device and purpose thereof |
| CN105042829A (en) * | 2015-07-06 | 2015-11-11 | 珠海格力电器股份有限公司 | Filter screen dust removal mechanism and air conditioner |
| CN105937789B (en) * | 2016-05-06 | 2019-01-29 | 广东美的制冷设备有限公司 | Air conditioner and its cleaning control method |
| CN105937789A (en) * | 2016-05-06 | 2016-09-14 | 广东美的制冷设备有限公司 | Ari conditioner and cleaning control method thereof |
| CN106693554A (en) * | 2017-01-23 | 2017-05-24 | 王宇轩 | Air purifier based on silk thread filtration |
| CN108176139A (en) * | 2018-01-19 | 2018-06-19 | 珠海格力电器股份有限公司 | Filter screen cleaning mechanism and air conditioner |
| CN108375171A (en) * | 2018-01-31 | 2018-08-07 | 青岛海尔空调器有限总公司 | Air conditioner cleans control method certainly |
| CN108375171B (en) * | 2018-01-31 | 2020-08-25 | 青岛海尔空调器有限总公司 | Self-cleaning control method for air conditioner |
| CN108548274A (en) * | 2018-04-19 | 2018-09-18 | 王文月 | A kind of air-conditioning dust filtering board cleaning method |
| CN108548274B (en) * | 2018-04-19 | 2020-10-16 | 淮北市菲美得环保科技有限公司 | Cleaning method for dust filter plate of air conditioner |
| CN108679825A (en) * | 2018-07-18 | 2018-10-19 | 珠海格力电器股份有限公司 | Filter screen automatically cleaning motion |
| CN111013269A (en) * | 2019-12-23 | 2020-04-17 | 范勇 | Utilize unnecessary wind direction of air conditioner vent to shift filter screen structure who gets rid of sweeps |
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Effective date of registration: 20100707 Address after: 200030, room 68, No. 777, Lane 1201, Lingling Road, Shanghai, Xuhui District Patentee after: Ding Hongguang Address before: 311817 Industrial Zone, Ying Street, Zhuji, Zhejiang Patentee before: Huitou Investment Co., Ltd. |
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Effective date of registration: 20111010 Address after: 311817 Industrial Zone, Ying Street, Zhuji, Zhejiang Patentee after: Zhejiang Goldensea Environment Technology Co., Ltd. Address before: 200030, room 68, No. 777, Lane 1201, Lingling Road, Shanghai, Xuhui District Patentee before: Ding Hongguang |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100526 |