CN211017744U - Corona utmost point silk contact pin structure and air purifier - Google Patents
Corona utmost point silk contact pin structure and air purifier Download PDFInfo
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- CN211017744U CN211017744U CN202020173593.2U CN202020173593U CN211017744U CN 211017744 U CN211017744 U CN 211017744U CN 202020173593 U CN202020173593 U CN 202020173593U CN 211017744 U CN211017744 U CN 211017744U
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Abstract
The application relates to a corona polar wire contact pin structure and air purifier belongs to air purifier technical field. Corona utmost point silk contact pin structure, including contact pin subassembly, contact pin pedestal, sealed insulating cover, the contact pin unit mount is on the contact pin pedestal, and sealed insulating cover wraps up in the outside of contact pin pedestal, and the one end of contact pin subassembly is located the contact pin pedestal and is used for being connected with the high-voltage line electricity, and the other end of contact pin subassembly is located the outside of sealed insulating cover, and the contact pin subassembly is electrically conductive material. According to the corona electrode wire pin structure, a traditional metal elastic sheet connector is replaced by a pin, so that a connection structure for conveying high voltage to an electrode wire is completed; the contact pin is formed by turning, so that the surface smoothness of the contact pin is high, and the possibility of point discharge is avoided; the contact pin is coated by the sealing insulating sleeve, so that water vapor and stains in the air are prevented from corroding the contact pin, and high voltage is prevented from creepage to the shell through the contact pin. This corona polar silk contact pin structure, it is safe in utilization, satisfy user's demand.
Description
Technical Field
The application relates to the technical field of air purifiers, in particular to a corona polar wire contact pin structure and an air purifier.
Background
Along with people's life concern and the requirement of air quality promotes day by day, people have become first-selected through air purifier to improve indoor air quality, and an air purifier based on electrostatic precipitation technique in the air purifier trade, its theory of operation is as follows:
the air purifier based on the electrostatic dust collection technology comprises a generator and a collector which are arranged between an air inlet and an air outlet, the generator and the collector are oppositely arranged at a fixed interval, and the generator forms a plasma field under the action of high-voltage ionization, so that air molecules are ionized and carry positive charges. The process by which air molecules are ionized is known in the industry as "corona" or "glow discharge". Because the voltage for ionizing the air is higher, the corona voltage of the traditional electrostatic dust collection technology is more than or equal to 6000V; the corona voltage capable of forming an ion wind needs to be higher by more than or equal to 15000V.
Description of the disadvantages:
taking the ionic wind corona voltage as an example:
1. the connector (metal shrapnel) of hookup corona polar silk is generally by panel beating blanking shaping, panel beating blanking shaping technology makes metal shrapnel produce "section burr" and "connect the knife edge burr", these burrs can produce "point discharge" under the switch-on high-voltage situation, long-term point discharge can make clarifier plastic housing produce "pollution flashover" vestige, electrostatic current can form local loop along pollution flashover vestige, produce power effect, the voltage that has weakened the corona polar silk and the intensity of electrostatic precipitation electric field, thereby make clarifier efficiency reduce.
2. The point discharge that lasts accumulates to a certain extent, can make the pollution flashover vestige deepen, forms the electrically conductive path that the carbonization singes, makes discharge more violent, produces "frizzled sound" that lasts, influences user experience, further deepens, can make the casing carbonization burn through, forms broken hole.
3. The connector (metal shrapnel) connected with the corona polar wire can easily absorb the water vapor and the dirt in the air, so that the plating layer of the metal shrapnel can fall off, the metal shrapnel is aged and rusted, the tip discharge is formed again by the powder and the dirt formed by rusting, and the structure beside the connector is damaged.
SUMMERY OF THE UTILITY MODEL
The utility model provides an aim at provides a corona polar silk contact pin structure, contact pin surface finish is higher, and no point discharge's possibility, sealed insulating cover can completely cut off the steam in the air and spot corrode the contact pin, and isolated high-voltage electricity passes through the contact pin simultaneously and creeps electricity to the casing.
Another object of the present application is to provide an air purifier.
According to corona polar silk contact pin structure of this application first aspect embodiment, including contact pin subassembly, contact pin pedestal, sealed insulating cover, the contact pin unit mount is on the contact pin pedestal, and sealed insulating cover wraps up in the outside of contact pin pedestal, and the one end of contact pin subassembly is located the contact pin pedestal and is used for being connected with the high-voltage line electricity, and the other end of contact pin subassembly is located the outside of sealed insulating cover, and the contact pin subassembly is electrically conductive material.
According to the corona electrode wire pin structure, the traditional metal elastic sheet connector is replaced by the pin, and a connection structure for conveying high voltage to the electrode wire is completed; the contact pin is formed by turning, so that the surface smoothness of the contact pin is high, and the possibility of point discharge is avoided; the contact pin is coated by the sealing insulating sleeve, so that water vapor and stains in the air are prevented from corroding the contact pin, and high voltage is prevented from creepage to the shell through the contact pin. This corona polar silk contact pin structure, it is safe in utilization, satisfy user's demand.
In addition, the corona polar wire pin structure according to the embodiment of the application has the following additional technical characteristics:
according to some embodiments of the present application, the pin assembly includes a pin and a pin nut, the pin and the pin nut being threadedly connected, the pin and the pin nut being fixed to the pin housing.
In the above embodiment, the contact pin and the contact pin nut are connected through the screw thread, so that the assembly and disassembly of the contact pin are conveniently realized.
In some embodiments of the present application, the surface of the pin nut is provided with a nickel plating layer.
In the above embodiment, the surface of the pin nut is plated with nickel, so that the pin nut is convenient to be connected with the high-voltage wire conductive core in a soldering manner.
In some embodiments of the application, the inside of the contact pin base body is provided with an accommodating space, the contact pin nut is located in the accommodating space, a locking nut is sleeved on the contact pin and is in threaded connection with the contact pin, the locking nut is located outside the contact pin base body, and the locking nut and the contact pin nut are matched to fix the contact pin and the contact pin nut on the contact pin base body.
In the above embodiment, the locking nut and the pin nut are matched to fix the pin and the pin nut on the pin base body, so that the pin is firmly positioned.
In some embodiments of the present application, the contact pin includes an integrally formed rod body and a head, an end of the rod body away from the head is provided with an external thread, the contact pin nut includes an integrally formed nut seat and a connection pipe, the connection pipe is communicated with the nut seat, the nut seat is provided with an internal thread corresponding to the external thread, the rod body is respectively in threaded connection with the lock nut and the nut seat, and the connection pipe is used for penetrating and fixing the high-voltage line.
In the above embodiment, the nut seat is in threaded connection with the rod body, so that the assembly of the contact pin and the contact pin nut is realized; the connecting pipe is convenient for realizing the connection of a high-voltage wire so as to transmit high-voltage electricity to the contact pin.
According to some embodiments of the present application, the pin assembly and the pin housing are made of stainless steel.
In above-mentioned embodiment, stainless steel's contact pin subassembly and contact pin pedestal prevent that the contact pin from rustting, cut off the route of discharging, improve product reliability and user experience.
According to some embodiments of the application, the sealed insulating cover includes sealed insulating cover body and sealed insulating cover lower cover, and sealed insulating cover body includes the bottom open-ended chamber that holds, and the contact pin pedestal is located and holds the intracavity, and sealed insulating cover lower cover is sealed to hold the opening in chamber.
In the above embodiment, the wrapping of the pin base body is realized through the sealing insulating sleeve body and the sealing insulating sleeve lower cover, so that the insulating layer is formed outside the pin base body, water vapor and stains in the air are separated from corroding the pins, and meanwhile, high-voltage electricity is isolated from creepage to the shell through the pins.
In some embodiments of this application, the lateral wall of the sealed insulating cover lower cover is provided with the inlet wire that the high-voltage line wore to establish, and the lower extreme of the sealed insulating cover body is provided with the mouth of dodging that corresponds with the inlet wire, and the upper end of the sealed insulating cover body is provided with the mounting hole, and the contact pin subassembly is inserted and is located in the mounting hole and stretch out the sealed insulating cover body.
In the embodiment, the high-voltage wire is inserted through the wire inlet, so that the high-voltage wire is conveniently connected with the contact pin bus; the arrangement of the avoidance port prevents the high-voltage wire from interfering with the sealing insulation sleeve body; the mounting hole is convenient for the wear-out of contact pin subassembly to be connected with corona polar silk.
According to some embodiments of the present application, the material of the sealing insulating sleeve is high voltage insulation silicone.
In the above embodiment, the high voltage resistant insulating silicone rubber is used, which is both high voltage resistant insulating and waterproof.
An air purifier according to an embodiment of the second aspect of the present application comprises a corona wire pin structure according to an embodiment of the first aspect of the present application.
According to the air purifier of this application embodiment, safe in utilization, long service life.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is an exploded view of a corona wire pin configuration provided in an embodiment of a first aspect of the present application;
fig. 2 is another exploded view of a corona wire pin structure according to an embodiment of the first aspect of the present application;
fig. 3 is a partial schematic view illustrating a connection between a pin bus and a high-voltage line of a corona wire pin structure according to an embodiment of the first aspect of the present application;
FIG. 4 is an assembly view of a corona wire pin arrangement provided in an embodiment of the first aspect of the present application;
FIG. 5 is a schematic view of a portion of an air purifier provided in accordance with an embodiment of the second aspect of the present application;
fig. 6 is a partial schematic view of a scene of an air purifier provided in an embodiment of the second aspect of the present application.
Icon: 100-corona polar wire pin structure; 11-pin; 113-a locking nut; 12-pin female; 121-nut seats; 122-connecting tube; 20-pin base; 21-a limit table; 22-avoidance groove; 31-sealing the insulating sleeve body; 311-avoidance ports; 312-a boss; 32-sealing the lower cover of the insulating sleeve; 321-a wire inlet; 322-a stop; 40-high voltage line; 500-an air purifier; 51-a housing; 511-dovetail groove; 52-auxiliary rib position; 53-Generator electrode frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when using, and are only used for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
A corona wire pin arrangement 100 according to an embodiment of the first aspect of the present application is described below with reference to the drawings.
As shown in fig. 1, a corona wire pin structure 100 according to an embodiment of the present application includes: a pin assembly, a pin base 20 and a sealing insulating sleeve.
Specifically, the pin assembly is used for transmitting high voltage to the corona electrode wire and is made of a conductive material; the pin assembly is arranged on the pin base body 20 and can be separated from the pin base body 20; the sealing insulating sleeve wraps the outside of the pin base 20, and one end of the pin component is positioned in the pin base 20 and is used for being electrically connected with the high-voltage wire 40 so as to realize the connection with the high-voltage wire 40; the other end of the contact pin assembly is positioned outside the sealing insulating sleeve to realize the connection with the corona polar wire.
The structural features and the connection of the components of the corona wire pin arrangement 100 according to the embodiments of the present application will be described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the pin assembly includes a pin 11 and a pin box 12, and the pin 11 is screwed with the pin box 12 and fixed on the pin base 20.
As shown in fig. 1, the pin 11 includes a rod body and a head (not shown) which are integrally formed, wherein an end of the rod body away from the head is provided with an external thread (not shown), and the head is used for connecting with the corona wire; the rod body is sleeved with a locking nut 113 which is used for matching with the pin nut 12 so as to be fixed on the pin base body 20. The contact pin 11 is made of stainless steel, is formed by turning, and has high surface finish of a rod body and a head part of the contact pin 11 and no possibility of point discharge. As an alternative to the present application, stainless steel SUS303, free-cutting and corrosion-resistant, is used for pin 11. In other embodiments of the present application, the pins 11 may be made of stainless steel with other specifications.
As shown in fig. 3, the pin box 12 includes a nut seat 121 and a connecting pipe 122, which are integrally formed, the connecting pipe 122 is communicated with the nut seat 121, the connecting pipe 122 is coaxial with the nut seat 121, the nut seat 121 is provided with an internal thread (not shown) corresponding to the external thread of the rod body, and the rod body is respectively in threaded connection with the lock nut 113 and the nut seat 121; the connecting tube 122 is used to pass through and fix the high voltage line 40 to transmit high voltage electricity to the pin 11. The material of the pin nut 12 is the same as that of the pin 11, and stainless steel with the same specification is selected. The contact pin assembly and the contact pin base body 20 made of stainless steel prevent the contact pin 11 from rusting, separate a discharge path, and improve product reliability and user experience. The surface of the pin nut 12 is plated with nickel, so that the pin nut is convenient to weld with a conductive wire core of the high-voltage wire 40.
The pin receptacle 20 has a receiving space (not shown), an opening (not shown) is formed at the bottom of the pin receptacle 20, and a through hole (not shown) is formed at the top of the pin receptacle 20. The pin base body 20 is made of free-cutting corrosion-resistant stainless steel SUS303, and the surface is plated with nickel. The bottom of the pin housing body 20 is provided with a limit table 21.
The assembly method of the pin assembly and the pin base 20 is as follows: the pin nut 12 enters the accommodating space from the bottom opening of the pin base 20, the rod body of the pin 11 extends into the accommodating space from the through hole at the top of the pin base 20, and the rod body is in threaded connection with the nut base 121; the locking nut 113 is sleeved on the rod body and located outside the accommodating space, and the locking nut 113 is matched with the nut seat 121 to fix the pin 11 and the pin nut 12 on the pin seat body 20.
As shown in fig. 2, the sealing insulating sleeve includes a sealing insulating sleeve body 31 and a sealing insulating sleeve lower cover 32, the sealing insulating sleeve body 31 includes a containing cavity (not shown) with an opening at the bottom, the sealing insulating sleeve lower cover 32 corresponds to the bottom opening of the sealing insulating sleeve body 31, and the sealing insulating sleeve lower cover 32 seals the opening of the containing cavity. The sealing insulating sleeve body 31 can cover the pin base body 20, the opening is sealed by the sealing insulating sleeve lower cover 32, the pin base body 20 is sealed and blocked in the accommodating cavity, the insulation of the pin base body 20 is realized, and water vapor and dirt in the air are prevented from corroding the pin 11. The bottom end of the pin base body 20 is inserted into the sealing insulation sleeve lower cover 32, the upper end of the sealing insulation sleeve lower cover 32 is open, the cross section of the opening is T-shaped and is matched with the contour of the pin base body 20, and the upper end of the sealing insulation sleeve lower cover 32 is abutted against the limiting table 21 of the pin base body 20, so that the sealing insulation sleeve lower cover 32 blocks the opening of the accommodating space of the pin base body 20. Meanwhile, the stopping portion 322 is arranged on the lower sealing insulating sleeve cover 32, when the pin base body 20 is assembled with the lower sealing insulating sleeve cover 32, the upper end of the lower sealing insulating sleeve cover 32 is abutted to the limiting table 21 of the pin base body 20, and the bottom end of the pin base body 20 is abutted to the stopping portion 322, so that the lower sealing insulating sleeve cover 32 is positioned.
Further, as shown in fig. 1, a wire inlet 321 through which the high voltage wire 40 passes is provided on a side wall of the lower cover 32 of the sealing insulating sleeve, and an escape opening 311 corresponding to the wire inlet 321 is provided on a lower section of the sealing insulating sleeve body 31; the upper end of the seal insulating sheath body 31 is provided with a boss 312 to receive the lock nut 113; the protruding portion 312 is formed with a mounting hole (not shown) for the pin 11 to pass through. The high-voltage wire 40 extends into the lower cover 32 of the sealing insulating sleeve through the wire inlet 321 and is welded and fixed with the pin bus 12; the high-voltage wire 40 is hermetically connected with the wire inlet 321, and the arrangement of the avoiding opening 311 prevents the high-voltage wire 40 from interfering with the sealing insulation sleeve body 31. The wire inlet 321 is arranged on the side wall of the lower cover 32 of the sealing insulating sleeve, so that the installation space is saved, and the assembly of the sealing insulating sleeve and the air purifier shell is facilitated.
In order to ensure the connection stability between the pin base 20 and the lower cover 32, the length of one end of the pin base 20 is inserted into the lower cover 32, and at this time, in order to avoid the interference between the pin base 20 and the high-voltage wire 40, as shown in fig. 1, the pin base 20 is provided with an avoiding groove 22, and after the pin base 20 and the lower cover 32 are assembled, the high-voltage wire 40 is located in the avoiding groove 22.
According to some embodiments of the application, the material of the sealing insulating sleeve is high-voltage-resistant insulating organic silica gel, so that the sealing insulating sleeve is high-voltage-resistant insulating, waterproof and can isolate water vapor and stains in the air.
The working principle of the corona wire pin structure 100 according to the embodiment of the application is as follows:
the high-voltage wire 40 is inserted into the lower cover 32 of the sealing insulation sleeve through the wire inlet 321, the conductive wire core of the high-voltage wire 40 is inserted into the connecting pipe 122 of the pin nut 12 and is soldered, connected and fixed, the pin nut 12 welded with the high-voltage wire 40 is placed into the accommodating space of the pin base 20, the rod body of the pin 11 extends into the accommodating space through the through hole at the top of the pin base 20 to be connected with the nut base 121, the pin 11 and the pin nut 12 are fixed on the pin base 20 through the locking nut 113, the sealing insulation sleeve body 31 is covered and buckled outside the pin base 20, the head of the pin 11 extends out of the sealing insulation sleeve body 31 through the mounting hole at the upper end of the sealing insulation sleeve body 31, the lower cover 32 of the sealing insulation sleeve body 31 is covered on the lower end of the sealing insulation sleeve body 31, and the assembly of the corona electrode wire pin structure 100. The head of the contact pin 11 is used for connecting with a corona polar wire, and the high-voltage wire 40 is used for inputting high-voltage electricity.
The corona polar wire pin structure 100 according to the embodiment of the application has the beneficial effects that:
1. this application replaces traditional metal shrapnel connector through the contact pin subassembly, accomplishes the draw bail that high voltage electricity carried to corona polar silk.
2. Pin 11 and pin female 12 are formed by turning easy-cutting corrosion-resistant stainless steel SUS303, and the surface of pin female 12 is plated with nickel and is easy to solder.
3. The sealing insulating sleeve body 31 and the sealing insulating sleeve lower cover 32 are formed by compression molding of insulating organic silicon, and have good processing plasticity, good electrical insulating property, corrosion resistance, hydrophobicity and flame retardance: the tracking resistance reaches 1A4.5 grade, the insulation breakdown voltage is more than or equal to 22kV/mm, the volume resistivity is more than or equal to 7x1014 omega cm, the flame retardance FV-0 is realized, and the dielectric constant is 3-4.
An air purifier 500 according to an embodiment of the second aspect of the present application will be described with reference to the drawings.
As shown in fig. 5, an air cleaner 500 according to an embodiment of the present application includes a housing 51, an auxiliary rib 52, and a corona wire pin structure 100 according to an embodiment of the first aspect of the present application.
The shell 51 is provided with a dovetail groove 511, and the auxiliary rib 52 is arranged corresponding to the dovetail groove 511 and used for fixing the corona polar wire pin structure 100 on the shell 51. The appearance of sealed insulating boot body 31 corresponds with dovetail 511, and during the installation, sealed insulating boot body 31 slides in dovetail 511 to with supplementary muscle position 52 cooperation, realize corona polar silk contact pin structure 100's accurate location, restricted corona polar silk contact pin structure 100's space degree of freedom, avoid screwed connection, finally realize that contact pin 11 metal electrified position cuts off with casing 51 and insulate, isolated high voltage creepage route.
As shown in fig. 6, an application scenario is introduced, after the generating electrode frame 53 is inserted into the corona electrode wire pin structure 100, the pin 11 is completely covered, so as to isolate contact with air, and the air flows through the electrode wire in the generating electrode frame 53, so as to realize ionization, and avoid the phenomenon that the corona efficiency is weakened by partial discharge of the discharge needle.
It should be noted that the features of the embodiments in the present application may be combined with each other without conflict.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a corona polar silk contact pin structure, its characterized in that, includes contact pin subassembly, contact pin pedestal, sealed insulating cover, the contact pin unit mount in on the contact pin pedestal, sealed insulating cover parcel in the outside of contact pin pedestal, the one end of contact pin subassembly is located the contact pin pedestal is internal and be used for being connected with the high-voltage line electricity, the other end of contact pin subassembly is located the outside of sealed insulating cover, the contact pin subassembly is electrically conductive material.
2. The corona wire pin structure according to claim 1, wherein the pin assembly includes a pin and a pin nut, the pin is in threaded connection with the pin nut, and the pin nut are fixed on the pin base.
3. The corona wire pin structure of claim 2 wherein said pin nut surface is provided with a nickel plating layer.
4. The corona electrode wire pin structure as claimed in claim 2, wherein an accommodating space is provided inside the pin base, the pin base is located in the accommodating space, a locking nut is sleeved on the pin and is in threaded connection with the pin, the locking nut is located outside the pin base, and the locking nut and the pin base are matched to fix the pin and the pin base on the pin base.
5. The corona electrode wire pin structure according to claim 4, wherein the pin comprises an integrally formed rod body and a head, an external thread is arranged at one end of the rod body away from the head, the pin nut comprises an integrally formed nut seat and a connecting pipe, the connecting pipe is communicated with the nut seat, an internal thread corresponding to the external thread is arranged on the nut seat, the rod body is respectively in threaded connection with the locking nut and the nut seat, and the connecting pipe is used for penetrating and fixing a high-voltage wire.
6. The corona wire pin arrangement of claim 1, wherein said pin assembly and said pin housing are formed of stainless steel.
7. The corona polar wire pin structure according to claim 1, wherein the sealing insulating sleeve includes a sealing insulating sleeve body and a sealing insulating sleeve lower cover, the sealing insulating sleeve body includes a cavity with an opening at the bottom, the pin base is located in the cavity, and the sealing insulating sleeve lower cover seals the opening of the cavity.
8. The corona polar wire pin structure according to claim 7, wherein a wire inlet through which a high voltage wire is inserted is formed in a side wall of the lower cover of the sealing insulating sleeve, an avoiding opening corresponding to the wire inlet is formed in a lower end of the sealing insulating sleeve body, a mounting hole is formed in an upper end of the sealing insulating sleeve body, and the pin assembly is inserted into the mounting hole and extends out of the sealing insulating sleeve body.
9. The corona electrode wire pin structure of claim 1, wherein the sealing insulating sleeve is made of high voltage insulating silicone.
10. An air cleaner comprising the corona wire pin arrangement of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020173593.2U CN211017744U (en) | 2020-02-14 | 2020-02-14 | Corona utmost point silk contact pin structure and air purifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020173593.2U CN211017744U (en) | 2020-02-14 | 2020-02-14 | Corona utmost point silk contact pin structure and air purifier |
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| Publication Number | Publication Date |
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| CN211017744U true CN211017744U (en) | 2020-07-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111181010A (en) * | 2020-02-14 | 2020-05-19 | 苏州贝昂科技有限公司 | Corona utmost point silk contact pin structure and air purifier |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111181010A (en) * | 2020-02-14 | 2020-05-19 | 苏州贝昂科技有限公司 | Corona utmost point silk contact pin structure and air purifier |
| CN111181010B (en) * | 2020-02-14 | 2024-03-22 | 苏州贝昂智能科技股份有限公司 | Corona electrode wire contact pin structure and air purifier |
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Address after: Building 1, 175 Songbei Road, Suzhou Industrial Park, Jiangsu Province, 215000 Patentee after: Suzhou Beiang Intelligent Technology Co.,Ltd. Address before: No. 188, Xincheng Road, Suzhou Industrial Park, Suzhou City, Jiangsu Province, 215000 Patentee before: SUZHOU BEIANG TECHNOLOGY Ltd. |