CN110402063B - Intelligent dust isolation controller for indoor decoration construction - Google Patents
Intelligent dust isolation controller for indoor decoration construction Download PDFInfo
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- CN110402063B CN110402063B CN201910533124.9A CN201910533124A CN110402063B CN 110402063 B CN110402063 B CN 110402063B CN 201910533124 A CN201910533124 A CN 201910533124A CN 110402063 B CN110402063 B CN 110402063B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/71—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of indoor decoration construction equipment, and discloses an indoor decoration construction dust isolation intelligent controller which comprises a machine box, wherein an air guide pipe is fixedly communicated with the vertical box wall on one side of the machine box, the air guide pipe penetrates through the box wall of the machine box, a fan is fixedly connected with the inner pipe wall of the air guide pipe close to the air outlet end, the output end of the fan is far away from the air inlet end of the air guide pipe, a filter screen is fixedly connected with the air inlet end of the air guide pipe, and a dustproof mechanism is fixedly connected with the inner pipe wall of the air guide pipe between the fan and the filter screen; the dustproof mechanism comprises a cross-shaped support frame, a first spring, a choke disc and a plurality of limiting and ventilating mechanisms. This intelligent controller is kept apart to interior decoration construction dust can solve present intelligent controller is kept apart to dust in self working process, and in external dust entered into the intelligent controller is kept apart to dust easily, reduced intelligent controller's life's problem.
Description
Technical Field
The invention relates to the technical field of indoor decoration construction equipment, in particular to an indoor decoration construction dust isolation intelligent controller.
Background
Stone and wood are widely used as building decorative materials in indoor and outdoor decoration design, curtain wall decoration and public facility construction. In the process of designing interior decoration, workers need to perform targeted processing according to the indoor layout and perform field processing according to the indoor size, but a large amount of dust is easily generated when stone and wood are cut. Especially, in the after-sale maintenance stage, when stone or wood is cut and processed, a large amount of dust is easily generated, the requirement of living owners on the environment is seriously influenced, and in order to avoid influence of the dust on the construction efficiency, the dust isolating intelligent controller is adopted to control the dust collector to collect dust, but in the working process of the dust isolating intelligent controller, the external dust easily enters the dust isolating intelligent controller, and the service life of the dust isolating intelligent controller is shortened.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the dust isolation intelligent controller for indoor decoration construction, which has the advantage of prolonging the service life of the dust isolation intelligent controller and solves the problems that the external dust easily enters the dust isolation intelligent controller and the service life of the dust isolation intelligent controller is shortened in the working process of the dust isolation intelligent controller at present.
(II) technical scheme
In order to realize the purpose of prolonging the service life of the dust isolation intelligent controller, the invention provides the following technical scheme: the dust isolation intelligent controller for interior decoration construction comprises a machine box, wherein an air guide pipe is fixedly communicated with the vertical box wall on one side of the machine box, the air guide pipe penetrates through the box wall of the machine box, a fan is fixedly connected to the inner pipe wall, close to the air outlet end, of the air guide pipe, the output end of the fan is far away from the air inlet end of the air guide pipe, a filter screen is fixedly connected to the air inlet end of the air guide pipe, and a dustproof mechanism is fixedly connected to the inner pipe wall of the air guide pipe between the fan and the filter screen;
the dustproof mechanism comprises a cross-shaped support frame, a first spring, a choke disc and a plurality of limiting ventilation mechanisms, the support frame is fixedly connected to the inner wall of the air guide tube, one end of the first spring is fixedly connected to the center of the end, far away from the fan, of the support frame, one end, far away from the support frame, of the first spring is connected with one end, close to the support frame, of the choke disc, the inner diameter of the choke disc is matched with that of the air guide tube, the choke disc is connected to the inner wall of the air guide tube in a sliding mode, and the plurality of limiting ventilation mechanisms are evenly distributed on the choke disc.
Preferably, the limiting ventilation mechanism comprises a ventilation hole, an annular clamping groove, a clamping ring, a second spring, a ventilation rod, a ventilation disc and a push rod, the ventilation hole is formed in the choke disc, the ventilation rod is inserted into the ventilation hole, and one end of the ventilation rod far away from the supporting frame passes through the corresponding hole opening of the ventilation hole and is connected with the ventilation disk, one end of the vent disc close to the air blocking disc is abutted against the air blocking disc, the annular clamping groove is formed in the hole wall of the vent hole, the clamping ring is fixedly sleeved on the rod wall of the ventilation rod and is connected in the annular clamping groove in a sliding manner, one end of the second spring is fixedly connected with one end of the snap ring close to the support frame, the other end of the second spring is fixedly connected with the corresponding groove wall of the annular clamping groove, and the second spring is sleeved on the ventilation rod, and the position of the ejector rod corresponding to the ventilation hole is fixedly connected to the corresponding position of one end, close to the choke disc, of the support frame.
Preferably, the pipe wall of the air guide pipe close to one end of the air outlet end is fixedly communicated with a plurality of air outlet pipes in an annular, uniform and equidistant manner.
Preferably, one end of the air duct far away from the filter screen is fixedly connected with a sealing plate, and the air outlet duct is positioned between the fan and the sealing plate.
Preferably, an annular sealing groove is formed in the annular side wall of the air blocking disc, a sealing ring is sleeved in the sealing groove, and the outer annular wall of the sealing ring abuts against the inner pipe wall of the air guide pipe.
Preferably, the top of the case is fixedly connected with a handle, and the handle is provided with anti-skid grains.
(III) advantageous effects
Compared with the prior art, the invention provides an intelligent dust isolation controller for indoor decoration construction, which has the following beneficial effects:
1. the dust isolation intelligent controller for indoor decoration construction comprises a dustproof mechanism consisting of a support frame, a first spring, a choke disc and a limiting and ventilating mechanism, wherein a fan is started to send air filtered by a filter screen into a machine box, the interior of the machine box is cooled by heat dissipation, meanwhile, the fan applies an adsorption force to the air blocking disc, the air blocking disc moves towards the direction of the supporting frame while compressing the first spring, and air filtered by the filter screen enters the machine box through the limiting and ventilating mechanism, when the fan stops working, the compressed first spring drives the air baffle disc to reset, so that the limiting and ventilating mechanism impacts the filter screen to knock off dust clamped on the filter screen, and simultaneously, the air baffle disc pushes the air in the air guide pipe to the filter screen when moving, and a jet force is applied to the filter screen, the air duct is blown out of the dust, and the heat dissipation of the controller is realized while the dust is prevented from entering the controller.
2. This intelligent control ware is kept apart to interior decoration construction dust through setting up air vent, ring groove, snap ring, second spring, air vent bar, the dish of ventilating, a spacing air breather of ejector pin constitution, when the choke dish moved to the support frame direction, the ejector pin exerted a thrust to the air vent bar along with the motion of choke dish, and the air vent bar drives the motion of the dish of ventilating for gas can flow in the air vent, drives the snap ring and moves and tensile second spring in ring groove when the motion of air vent bar.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent dust isolation controller for interior decoration construction according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is a schematic view of the connection part of the air duct and the air outlet duct in the intelligent dust isolation controller for interior decoration construction according to the present invention.
In the figure: 1 machine box, 2 air ducts, 3 fans, 4 filter screens, 5 dustproof mechanisms, 51 support frames, 52 first springs, 53 air blocking discs, 54 limiting ventilation mechanisms, 541 ventilation holes, 542 annular clamping grooves, 543 clamping rings, 544 second springs, 545 ventilation rods, 546 ventilation discs, 547 ejector rods, 6 air outlet pipes, 7 sealing plates, 8 sealing grooves, 9 sealing rings and 10 grips.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the dust isolation intelligent controller for interior decoration construction comprises a machine box 1, wherein a gas guide tube 2 is fixedly communicated with a vertical box wall on one side of the machine box 1, a gas outlet hole is formed in the machine box 1, the gas guide tube 2 penetrates through the box wall of the machine box 1, a fan 3 is fixedly connected to an inner tube wall of the gas guide tube 2 close to a gas outlet end, an output end of the fan 3 is far away from a gas inlet end of the gas guide tube 2, a filter screen 4 is fixedly connected to a gas inlet end of the gas guide tube 2, and a dustproof mechanism 5 is fixedly connected to the inner tube wall of the gas guide tube 2 between the fan 3 and the filter screen 4;
the dustproof mechanism 5 comprises a cross-shaped support frame 51, a first spring 52, a choke disc 53 and a plurality of limit ventilation mechanisms 54, the support frame 51 is fixedly connected to the inner wall of the air guide pipe 2, one end of the first spring 52 is fixedly connected to the center of one end of the support frame 51 far away from the fan 3, one end of the first spring 52 far away from the support frame 51 is connected with one end of the choke disc 53 close to the support frame 51, the choke disc 53 is matched with the inner diameter of the air guide pipe 2, the choke disc 53 is slidably connected to the inner wall of the air guide pipe 2, the limit ventilation mechanisms 54 are uniformly distributed on the choke disc 53, the fan 3 is started, air filtered by the external filter screen 4 is sent into the case 1 to dissipate heat and cool the inside of the case 1, meanwhile, the fan 3 exerts an adsorption force on the choke disc 53, the choke disc 53 compresses the first spring 52 and moves towards the support frame 51, and make the air after the filter screen 4 filters get into in the machine box 1 through spacing ventilation mechanism 54, after fan 3 stopped working, the first spring 52 of compressed drove choke disc 53 and resets for spacing ventilation mechanism 54 strikes on filter screen 4, knocks off the dust that blocks on filter screen 4, pushes the air in the air duct 2 to filter screen 4 when choke disc 53 moved simultaneously, exerts a jet power to filter screen 4, blows out air duct 2 to the dust.
The limiting ventilation mechanism 54 comprises a ventilation hole 541, an annular clamping groove 542, a clamping ring 543, a second spring 544, a ventilation rod 545, a ventilation disc 546 and a push rod 547, the ventilation hole 541 is arranged on the choke disc 53, the ventilation rod 545 is inserted into the ventilation hole 541, one end of the ventilation rod 545, which is far away from the support frame 51, penetrates through a corresponding hole of the ventilation hole 541 and is connected with the ventilation disc 546, one end of the ventilation disc 546, which is close to the choke disc 53, is abutted against the choke disc 53, the annular clamping groove 542 is arranged on the hole wall of the ventilation hole 541, the clamping ring 543 is fixedly sleeved on the rod wall of the ventilation rod 545, the clamping ring 543 is slidably connected in the annular clamping groove 542, one end of the second spring 544 is fixedly connected to one end of the clamping ring 543, the other end of the second spring 544 is fixedly connected to a corresponding groove wall of the annular clamping groove 542, the second spring 544 is sleeved on the ventilation rod 545, the position of the push rod 547, which corresponds to the ventilation hole, is fixedly connected to a corresponding position of the support frame 51, which is close to the end 541, and one end of the ventilation disc 546, which is far away from the choke disc 53, is abutted against the filter screen 4, when the choke disc 53 moves towards the support frame 51, the push rod 547 applies a pushing force to the ventilation rod 545 along with the movement of the choke disc 53, the ventilation rod 545 drives the ventilation disc 546 to move, so that the gas can flow in the ventilation hole 541, and the ventilation rod 545 moves and simultaneously drives the snap ring 543 to move in the annular clamping groove 542 and stretch the second spring 544.
The pipe wall of the air duct 2 close to one end of the air outlet end is fixedly communicated with a plurality of air outlet pipes 6 in an annular shape, uniformly and equidistantly, so that external air can be uniformly sprayed into the machine box 1 through the air outlet pipes 6 to uniformly cool the interior of the machine box 1.
One end fixedly connected with closing plate 7 that filter screen 4 was kept away from to air duct 2, and outlet duct 6 is located between fan 3 and closing plate 7 for 2 interior gases of air duct can only spout through outlet duct 6, have increased the initial velocity when outlet duct 6 gives vent to anger.
An annular sealing groove 8 is formed in the annular side wall of the air blocking disc 53, a sealing ring 9 is sleeved in the sealing groove 8, the outer annular wall of the sealing ring 9 is abutted to the inner pipe wall of the air guide pipe 2, and the air tightness between the air blocking disc 53 and the air guide pipe 2 is improved through the sealing ring 9.
The top of the case 1 is fixedly connected with a handle 10, the handle 10 is provided with anti-skid lines, and the case 1 is conveniently driven to move through the handle 10.
In summary, in the intelligent dust isolation controller for indoor decoration construction, the fan 3 is started, air filtered by the filter screen 4 from the outside is sent into the machine box 1, heat dissipation and temperature reduction are performed on the inside of the machine box 1, meanwhile, the fan 3 applies an adsorption force to the air blocking disc 53, the air blocking disc 53 compresses the first spring 52 and moves towards the direction of the support frame 51, the air filtered by the filter screen 4 enters the machine box 1 through the limiting and ventilating mechanism 54, after the fan 3 stops working, the compressed first spring 52 drives the air blocking disc 53 to reset, so that the limiting and ventilating mechanism 54 impacts the filter screen 4 to knock off dust clamped on the filter screen 4, meanwhile, the air in the air guide pipe 2 is pushed to the filter screen 4 when the air blocking disc 53 moves, and an injection force is applied to the filter screen 4 to blow the dust out of the air guide pipe 2; when the choke plate 53 moves towards the supporting frame 51, the push rod 547 applies a pushing force to the vent rod 545 along with the movement of the choke plate 53, the vent rod 545 drives the vent plate 546 to move, so that the gas can flow in the vent hole 541, and the vent rod 545 moves and simultaneously drives the snap ring 543 to move in the ring-shaped snap groove 542 and stretch the second spring 544.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Indoor decoration construction dust isolation intelligent control ware, including quick-witted box (1), its characterized in that: an air duct (2) is fixedly communicated with the vertical box wall on one side of the machine box (1), the air duct (2) penetrates through the box wall of the machine box (1), a fan (3) is fixedly connected to the inner pipe wall, close to the air outlet end, of the air duct (2), the output end of the fan (3) is far away from the air inlet end of the air duct (2), a filter screen (4) is fixedly connected to the air inlet end of the air duct (2), and a dustproof mechanism (5) is fixedly connected to the inner pipe wall of the air duct (2) between the fan (3) and the filter screen (4);
the dustproof mechanism (5) comprises a cross-shaped support frame (51), a first spring (52), a choke disc (53) and a plurality of limiting ventilation mechanisms (54), the support frame (51) is fixedly connected to the inner wall of the air guide pipe (2), one end of the first spring (52) is fixedly connected to the center of the end, far away from the fan (3), of the support frame (51), one end, far away from the support frame (51), of the first spring (52) is connected with one end, close to the support frame (51), of the choke disc (53), the inner diameter of the choke disc (53) is matched with that of the air guide pipe (2), the choke disc (53) is slidably connected to the inner wall of the air guide pipe (2), the limiting ventilation mechanisms (54) are uniformly distributed on the choke disc (53), and the limiting ventilation mechanisms (54) comprise ventilation holes (541), annular clamping grooves (542) and a plurality of limiting ventilation mechanisms (54), The gas barrier device comprises a clamping ring (543), a second spring (544), a vent rod (545), a vent disc (546) and an ejector rod (547), wherein the vent hole (541) is formed in the gas barrier disc (53), the vent rod (545) is inserted into the vent hole (541), one end, far away from the support frame (51), of the vent rod (545) penetrates through a corresponding hole of the vent hole (541) and is connected with the vent disc (546), one end, close to the gas barrier disc (53), of the vent disc (546) abuts against the gas barrier disc (53), the annular clamping groove (542) is formed in the hole wall of the vent hole (541), the clamping ring (543) is fixedly sleeved on the rod wall of the vent rod (545), the clamping ring (543) is slidably connected in the annular clamping groove (542), one end of the second spring (544) is fixedly connected to one end, close to the support frame (51), and the other end of the second spring (544) is fixedly connected to a corresponding groove wall of the annular clamping groove (542), and the second spring (544) is sleeved on the ventilation rod (545), and the position of the ejector rod (547) corresponding to the ventilation hole (541) is fixedly connected to the corresponding position of one end of the support frame (51) close to the choke disc (53).
2. The intelligent controller for dust isolation in indoor decoration construction according to claim 1, wherein: the pipe wall of the air duct (2) close to one end of the air outlet end is fixedly communicated with a plurality of air outlet pipes (6) in an annular shape, uniform and equal distance.
3. The intelligent controller for dust isolation in indoor decoration construction according to claim 2, wherein: one end of the air duct (2) far away from the filter screen (4) is fixedly connected with a sealing plate (7), and the air outlet pipe (6) is positioned between the fan (3) and the sealing plate (7).
4. The intelligent controller for dust isolation in indoor decoration construction according to claim 1, wherein: an annular sealing groove (8) is formed in the annular side wall of the air blocking disc (53), a sealing ring (9) is sleeved in the sealing groove (8), and the outer annular wall of the sealing ring (9) is abutted to the inner pipe wall of the air guide pipe (2).
5. The intelligent controller for dust isolation in indoor decoration construction according to claim 1, wherein: the top of the case (1) is fixedly connected with a handle (10), and the handle (10) is provided with anti-skid grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910533124.9A CN110402063B (en) | 2019-06-19 | 2019-06-19 | Intelligent dust isolation controller for indoor decoration construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910533124.9A CN110402063B (en) | 2019-06-19 | 2019-06-19 | Intelligent dust isolation controller for indoor decoration construction |
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| Publication Number | Publication Date |
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| CN110402063A CN110402063A (en) | 2019-11-01 |
| CN110402063B true CN110402063B (en) | 2021-11-19 |
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| CN201910533124.9A Active CN110402063B (en) | 2019-06-19 | 2019-06-19 | Intelligent dust isolation controller for indoor decoration construction |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115178032A (en) * | 2022-09-13 | 2022-10-14 | 临沭县东升磨料有限公司 | Dust collecting system of silicon carbide crushing and grading processing workshop |
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| CN208887014U (en) * | 2018-10-18 | 2019-05-21 | 贵州黔润盈科技有限公司 | A kind of fresh air purifier with prefiltration function |
| CN109803181A (en) * | 2019-03-12 | 2019-05-24 | 河南智慧中原科技发展有限公司 | A kind of good dust-proof new type of safe gateway of thermal diffusivity |
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| CN206421534U (en) * | 2017-01-22 | 2017-08-18 | 大庆龙星悦测控技术有限公司 | A kind of fire alarm control unit |
| CN107051020A (en) * | 2017-06-08 | 2017-08-18 | 浙江宏厦建设有限公司 | A kind of interior decoration construction dust isolating device |
| CN108710422A (en) * | 2018-05-15 | 2018-10-26 | 张自琦 | A kind of computer heat radiation cooling system |
| CN208567073U (en) * | 2018-05-29 | 2019-03-01 | 合肥龙多电子科技有限公司 | A kind of novel environmental controller |
| CN208887014U (en) * | 2018-10-18 | 2019-05-21 | 贵州黔润盈科技有限公司 | A kind of fresh air purifier with prefiltration function |
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| CN110402063A (en) | 2019-11-01 |
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Inventor after: Hua Yu Inventor after: Lu Wei Inventor after: Yuan Weiwei Inventor before: Hua Yu Inventor before: Feng Jionghao Inventor before: Lu Wei Inventor before: Xu Jie Inventor before: Huang Tianzhu |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226100 No.86, Jiefang East Road, Haimen street, Haimen City, Nantong City, Jiangsu Province Patentee after: Jiangsu Nantong Construction Building Decoration Co.,Ltd. Address before: 226100 No.86, Jiefang East Road, Haimen street, Haimen City, Nantong City, Jiangsu Province Patentee before: JIANGSU NANTONG SANJIAN BUILDING DECORATION CO.,LTD. |