CN211623767U - Fan with purification function - Google Patents

Abstract

The utility model relates to a fan with purification function, which comprises a main body, a bipolar ion generator and a bracket, wherein the main body is provided with an air inlet and an air outlet, the main body is internally provided with a motor and fan blades which are connected with each other, and the motor can drive the fan blades to work, so that air flow enters from the air inlet and flows out from the air outlet; the bipolar ion generator comprises an ion sheet and a power converter, wherein the ion sheet comprises an emission polar plate, a grounding polar plate and a medium blocking plate, the medium blocking plate is positioned between the emission polar plate and the grounding polar plate, and the ion sheet is used for generating ion groups with different-sign charges; the power converter is used for converting power for the ion plate; the support is used for installing the ion plate between the air inlet and the air outlet in the main body. The utility model discloses take purification performance's fan, under the driving action of motor, the air current can carry the diffusion to whole interior space with the positive and negative purification ion that the ion piece produced, realizes the purifying effect that whole interior space is comprehensive, lasts.

Description

Fan with purification function

Technical Field

The utility model relates to a fan and air purification equipment field especially relate to a take purification performance's fan.

Background

The fan is a very common electric appliance, has low manufacturing cost, low power consumption and changeable volume, and therefore, has very wide application range. At the present stage, the haze is serious, and even if the fan is started, the air circulation can be driven to bring cooling effect under the condition that the air quality is great, the unpurified air is blown to the human body by the fan and is not clean enough, and the human health can be influenced for a long time.

SUMMERY OF THE UTILITY MODEL

In view of this, it is necessary to provide a fan with a cleaning function to solve the problem that the conventional fan cannot clean air.

The utility model discloses a fan, including main part, bipolar ion generator and support, wherein, be provided with air intake and air outlet in the main part, be provided with interconnected motor and flabellum in the main part, the motor can drive the work of flabellum, makes the air current get into from the air intake, flows out from the air outlet; the bipolar ion generator comprises an ion sheet and a power converter, wherein the ion sheet comprises an emission polar plate, a grounding polar plate and a medium blocking plate, the medium blocking plate is positioned between the emission polar plate and the grounding polar plate, and the ion sheet is used for generating ion groups with different-sign charges; the power converter is used for converting electric power for the ion plate, the emission polar plate is connected with alternating-current high-voltage electricity through the power converter, and the grounding polar plate is connected with a ground wire through the power converter; the bracket is used for installing the ion plate between the air inlet and the air outlet in the main body.

In one embodiment, the bipolar ionizer further comprises a plug having one end electrically connected to the ion plate in a pluggable manner and the other end electrically connected to the power converter.

In one embodiment, the ionic sheet further comprises a first electrical connector and a second electrical connector, and the plug comprises a first plug and a second plug; one end of the first electric connector is electrically connected with the emitting electrode plate, the other end of the first electric connector is electrically connected with one end of a first plug in a pluggable manner, and the other end of the first plug is connected with alternating-current high-voltage power supply through the power supply converter; one end of the second electric connector is electrically connected with the grounding electrode plate, the other end of the second electric connector is electrically connected with one end of a second plug in a pluggable mode, and the other end of the second plug is connected with a ground wire through the power converter.

In one embodiment, the ionic sheet further comprises a shell made of an insulating material, the shell surrounding the outside of the ionic sheet; the bracket comprises a fixed part and an installation part which are fixedly connected, and the fixed part is used for installing the ion plate in the main body; the installation department has hollow structure, the plug is located in the installation department, the ion piece passes through the installation department with leg joint.

In one embodiment, one of the ion sheets is mounted at the air outlet through two of the brackets, the two brackets are mounted on a side plate of the air outlet through a fixing part, a first mounting position and a second mounting position are respectively formed at one end of the mounting parts of the two brackets, which are close to each other, a first connecting end and a second connecting end are oppositely arranged on a shell of the ion sheet, the first connecting end can be inserted into the first mounting position, and the second connecting end can be inserted into the second mounting position, so that the ion sheet is mounted on the two brackets.

In one embodiment, the first electrical connector and the second electrical connector are respectively arranged at two opposite ends of the ion plate, one end of each bracket, which is far away from the ion plate, is respectively provided with a first lead port and a second lead port, the first lead port is communicated with the first installation position, the second lead port is communicated with the second installation position, the first plug is in pluggable electrical connection with the first electrical connector through the first lead port, and the second plug is in pluggable electrical connection with the second electrical connector through the second lead port.

In one embodiment, the first electrical connector and the second electrical connector are arranged at the same end of the ion plate close to a first mounting position of a bracket, a first lead port is formed in one end of the bracket far away from the ion plate, the first lead port is communicated with the first mounting position, the first plug is connected with the first electrical connector in a pluggable and electrical mode through the first lead port, and the second plug is connected with the second electrical connector in a pluggable and electrical mode through the first lead port.

In one embodiment, one end of the first plug is connected with the first electric connector in a pluggable and electric manner, and the other end of the first plug is connected with the power converter in a pluggable and electric manner; one end of the second plug is connected with the second electric connector in a pluggable mode, and the other end of the second plug is connected with the power converter in a pluggable mode.

In one embodiment, one end of the first electrical connector connected with the first plug is provided with a first elastic piece, and the first elastic piece can press against the first plug, so that the first plug can be tightly abutted against the first electrical connector to realize stable electrical connection; one end of the second electric connecting piece, which is connected with the second plug, is provided with a second elastic piece, and the second elastic piece can abut against the second plug, so that the second plug can be tightly abutted against the second electric connecting piece to realize stable electric connection.

In one embodiment, a first port is formed at one end of the first electric connector connected with the first plug, the first elastic piece comprises a first elastic piece, and the first elastic piece is arranged on the side wall of the first port and inclines or bends towards the inside of the first port; the second end of the second electric connector, which is connected with the second plug, is provided with a second port, and the second elastic piece comprises a second elastic piece which is arranged on the side wall of the second port and inclines or bends towards the inside of the second port.

In one embodiment, the main body comprises an air inlet cover and an air outlet cover which are connected with each other, the air inlet is arranged on the air inlet cover, the air outlet is arranged on the air outlet cover, a middle shell is arranged on one side, facing the air outlet cover, of the air inlet cover, fan blades are arranged at the end part, close to the air outlet cover, of the middle shell, and the ion piece is installed on the middle shell through the support.

In one embodiment, the ion plate further comprises a shell made of an insulating material, the shell is arranged outside the ion plate, the ion plate sequentially comprises a first grounding polar plate, a first medium blocking plate, a first emission polar plate, a second medium blocking plate, a second emission polar plate, a third medium blocking plate and a second grounding polar plate from one side to the other side, the size of the first medium blocking plate and the size of the third medium blocking plate in the width direction are smaller than that of the second medium blocking plate, and the shell is clamped on the third medium blocking plate, so that the surface of the shell is flush with the surface of the ion plate.

The utility model discloses take purification performance's fan, its beneficial effect is:

the utility model discloses take purification performance's fan through set up bipolar ion generator in the main part, when fan during operation, under the driving action of motor, the air current can carry the diffusion to whole interior space with the positive and negative purification ion that the ion piece produced, realizes the comprehensive, the purifying effect who lasts of whole interior space. In addition, furtherly, the utility model discloses bipolar ion generator in the fan is connected with the ion piece electricity through can inserting the plug, has made things convenient for installation, maintenance and the change of ion piece, and when the ion piece broke down, only need pull out the plug, change the ion piece can, other circuit structure or electronic components in power converter and the fan need not be changed.

Drawings

Fig. 1 is a schematic view of the overall structure of the fan in one embodiment.

Fig. 2 is an exploded view of the fan in one embodiment.

Fig. 3 is an exploded view of the fan with hidden air outlets and hidden fan blades according to an embodiment.

FIG. 4 is a schematic view of the structure of the ionic sheet after being attached to the stent in one embodiment.

FIG. 5 is a schematic view of an embodiment of the ion plate removed from the bracket.

FIG. 6 is a schematic diagram of an embodiment of a plug after being unplugged from an ion plate.

FIG. 7 is a schematic view of the internal structure of an ion plate according to an embodiment.

Fig. 8 is a schematic structural diagram of another embodiment of the plug before the plug is connected with the ion plate.

FIG. 9 is a schematic structural diagram of another embodiment of the plug after being connected with an ion plate.

Figure 10 is an exploded view of a first electrical connector and a first plug according to one embodiment.

Figure 11 is an exploded view of a second electrical connector and a second plug according to one embodiment.

Fig. 12 is a schematic diagram of an exploded structure of an ion plate in another embodiment.

FIG. 13 is a schematic view showing the internal structure of an ion plate in another embodiment.

FIG. 14 is a schematic view showing the overall structure of an ion plate in another embodiment.

Reference numerals:

the fan comprises a main body 100, an air inlet cover 110, an air inlet 111, an air outlet cover 120, an air outlet 121, a middle shell 130, a motor 131, fan blades 132 and second through holes 133; column 140, base 150, control panel 151; bipolar ionizer 200, ion plate 210, first ground plate 211, first dielectric barrier plate 212, first emitter plate 213, second dielectric barrier plate 214, second emitter plate 215, third dielectric barrier plate 216, second ground plate 217, first lead-out terminal 218, second lead-out terminal 219, housing 220, upper housing 253, lower housing 254; a first connection end 221, a second connection end 222; the first electric connector 230, the first elastic sheet 231, the second electric connector 240 and the second elastic sheet 241; a plug 250, a first plug 260, a third electrical connector 261, a first insulator 262, a first conductive line 263, a first projecting end 264, a second plug 270, a fourth electrical connector 271, a second insulator 272, a second conductive line 273, a second projecting end 274; a power converter 280; the lead frame comprises a support frame 300, a fixing portion 310, a fixing hole 311, a mounting portion 320, a first mounting position 321, a second mounting position 322, a first lead opening 323 and a hollow area 400.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In one embodiment, the fan is configured as shown in fig. 1 and fig. 2, and includes a main body 100, a bipolar ion generator 200, and a bracket 300, wherein the main body 100 is provided with an air inlet cover 110 and an air outlet cover 120 that are connected to each other, the air inlet cover 110 is provided with an air inlet 111, the air outlet cover 120 is provided with an air outlet 121, a middle shell 130 is provided on a side of the air inlet cover 110 facing the air outlet cover 120, a motor 131 is provided in the middle shell 130, and a fan blade 132 is provided at an end of the middle shell 130 close to the air outlet cover 120, and the motor 131 can drive the fan blade 132 to operate, so that an air flow enters from the. As shown in fig. 2, one end of the middle shell 130, which is provided with the fan blades 132, is further connected with a column 140, the other end of the column 140 is connected with a base 150, and the base 150 is provided with a control panel 151 for controlling the fan to operate. Bipolar ionizer 200 is installed inside main body 100 between air inlet 111 and air outlet 121 through bracket 300. When the fan works, under the driving action of the motor 131, airflow enters from the air inlet 111, the bipolar ion generator 200 can release ion groups with different charges, and when the airflow flows through the bipolar ion generator 200, the ion groups are taken out of the fan from the air outlet 121, so that indoor air is purified.

Fig. 3 shows an explosion structure of the fan shown in fig. 2 after the fan hides the fan housing and the fan blades, and as can be seen from fig. 3 and 5, each of the bipolar ion generators 200 includes an ion plate 210, a plug 250 and a power converter 280, the ion plate 210 is used for generating ion groups of different charges, the ion plate 210 is disposed on the middle shell 130 through a bracket 300, one end of the plug 250 is electrically connected to the ion plate 210 in a pluggable manner, and the other end is electrically connected to the power converter 280; the power converter 280 is used to convert power for the ion plate 210. As can be seen from fig. 3, a power converter 280 is disposed in the middle shell 130, the power converter 280 is used for converting the commercial power into the power required by the ion plate 210, and in a specific embodiment, the power converter 280 can convert the commercial power of 220v into the ac high voltage power required by the ion plate 210, and the voltage range of the high voltage power is typically 1000v-3000 v.

In one embodiment, the ion plate 210 is assembled with the support 300 as shown in FIG. 4, and the ion plate 210 is disassembled from the support 300 as shown in FIG. 5. As shown in fig. 4 and 5, the ion plate 210 further includes a housing 220 made of an insulating material, the housing 220 is disposed outside the ion plate 210, and hollow areas 400 are disposed on both sides of the housing 220, so as to facilitate outflow of different-sign ion groups with positive and negative charges. As shown in fig. 2, the ion plate 210 is mounted on the middle shell 130 at a position close to the fan blade 132 through two brackets 300, as shown in fig. 4 and 5, the bracket 300 includes a fixing portion 310 and a mounting portion 320, the fixing portion 310 is used for fixing the ion plate 210 on the middle shell 130, a fixing hole 311 is formed at a position where the fixing portion 310 is connected with the middle shell 130, and a fastener such as a screw can pass through the fixing hole 311 to fixedly mount the bracket 300 on the middle shell 130. The mounting portions 320 have an inner hollow structure, and a first mounting position 321 and a second mounting position 322 are respectively opened at one end of the mounting portions 320 of the two brackets 300 close to each other. The housing 220 of the ion plate 210 is oppositely provided with a first connecting end 221 and a second connecting end 222, the first connecting end 221 can be inserted into the first mounting position 321, and the second connecting end 222 can be inserted into the second mounting position 322, so that one ion plate 210 can be mounted on the middle housing 130 through two brackets 300.

In addition, as shown in fig. 4, 5 and 6, the first connection end 221 and the second connection end 222 are step-shaped, and one end close to the bracket 300 is smaller than one end far from the bracket 300, the end with the smaller size of the first connection end 221 can be inserted into the first installation position 321, and the end with the smaller size of the second connection end 222 can be inserted into the second installation position 322.

As can be seen in fig. 5 and 6, the plug 250 includes a first plug 260 and a second plug 270, one end of the first plug 260 and one end of the second plug 270 are connected to the ion plate 210 in a pluggable manner, and the other end of the first plug 260 and the other end of the second plug 270 are electrically connected to the power converter 280. The structure of the first plug 260 and the second plug 270 pulled out from the ion plate 210 is shown in fig. 6. As can be seen in fig. 7, the ion plate 210 is in a layered rectangle, the ion plate 210 sequentially includes a first ground plate 211, a first dielectric barrier plate 212, a first emitter plate 213, a second dielectric barrier plate 214, a second emitter plate 215, a third dielectric barrier plate 216, and a second ground plate 217 from one side to the other side, the first emitter plate 213 and the second emitter plate 215 form a first lead-out terminal 218 at one end of the ion plate 210, the first lead-out terminal 218 can be electrically connected to a first plug 260, the other end of the first plug 260 is connected to ac high voltage power through a power converter 280, the first ground plate 211 and the second ground plate 217 form a second lead-out terminal 219 at the other end of the ion plate 210, the second lead-out terminal 219 can be electrically connected to a second plug 270, and the other end of the second plug 270 is grounded through the power converter 280. The first emitter plate 213 and the first ground plate 211 form a first electric field, the second emitter plate 215 and the second ground plate 217 form a second electric field, the directions of the first electric field and the second electric field are opposite, and the double-sided ion plate 210 with a symmetrical structure increases the number of escaping electrons in unit time, enhances ion airflow, and accelerates the air purification speed. It is understood that, in other embodiments, the ion plate 210 may further include only the first emitter plate 213, the first ground plate 211 and the first dielectric barrier plate 212, the first dielectric barrier plate 212 is located between the first emitter plate 213 and the first ground plate 211, a first electric field is formed between the first emitter plate 213 and the first ground plate 211, and electrons are extracted from one end of the first emitter plate 213 to the first ground plate 211 through the middle first dielectric barrier plate 212.

In the embodiment shown in fig. 7, the first terminal 218 and the second terminal 219 of the ion plate 210 are respectively located at two opposite ends of the ion plate 210, as shown in fig. 5 and 6, the first plug 260 and the second plug 270 are respectively connected to two opposite ends of the ion plate 210 in a pluggable manner, one ends of the two brackets 300, which are far away from the ion plate 210, are respectively provided with a first lead port 323 and a second lead port (not shown), the first lead port 323 is communicated with the first mounting location 321, the second lead port is communicated with the second mounting location 322, as shown in fig. 3, a first through hole (not shown) is arranged on the middle shell 130 at a position corresponding to the first lead port 323 of the bracket 300, a second through hole 133 is arranged on the middle shell 130 at a position corresponding to the second lead port of the bracket 300, the power converter 280 is arranged in the middle shell 130, one end of the first plug 260 is electrically connected to the power converter 280, the other end is connected with the emission polar plate of the ion plate 210 in a pluggable manner through the first through hole and the first lead port 323; one end of the second plug 270 is electrically connected to the power converter 280, and the other end is electrically connected to the ground plate of the ion plate 210 in a pluggable manner through the second through hole 133 and the second lead port. It is understood that in other embodiments, the first lead-out terminal 218 and the second lead-out terminal 219 may be located at the same end of the ion plate 210 close to the first mounting location 321, as shown in fig. 8 and 9, the first plug 260 and the second plug 270 may be connected to the same end of the ion plate 210 in a pluggable manner, and in this case, only the first lead opening 323 needs to be opened at one end of the bracket 300 far from the ion plate 210, and accordingly, only the first through hole needs to be provided at a position on the middle shell 130 corresponding to the first lead opening 323, the first lead opening 323 is communicated with both the first through hole and the first mounting location 321, one end of the first plug 260 is electrically connected to the power converter 280, and the other end is electrically connected to the emitter plate of the ion plate 210 in a pluggable manner through the first through hole and the first lead opening 323; one end of the second plug 270 is electrically connected to the power converter 280, and the other end is electrically connected to the ground plate of the ion plate 210 in a pluggable manner through the first through hole and the first lead port 323. By such a design, the power converter 280 is only required to be disposed at a position close to the first through hole, so as to avoid winding when the second plug 270 is connected to the power converter 280.

In addition, in the embodiment shown in fig. 3, the ion plate 210 is disposed on the middle shell 130, the power converter 280 is disposed in the middle shell 130, the first lead port 323 and the second lead port are disposed at one end of the bracket 300 away from the ion plate 210, and the first through hole and the second through hole 133 are disposed at positions corresponding to the first lead port 323 and the second lead port on the middle shell 130, respectively, so that the distance between the ion plate 210 and the power converter 280 is as short as possible, thereby facilitating the electrical connection between the ion plate 210 and the power converter 280 through the plug 250.

In one embodiment, as shown in fig. 10 and 11, the ion plate 210 further includes a first electrical connector 230 and a second electrical connector 240, the first plug 260 is removably electrically connected to the emitter plate of the ion plate 210 via the first electrical connector 230, and the second plug 270 is removably electrically connected to the ground plate of the ion plate 210 via the second electrical connector 240. One end of the first electrical connector 230 is electrically connected to the first outlet 218, and the other end is electrically connected to one end of the first plug 260 in a pluggable manner, and the other end of the first plug 260 is connected to the ac high voltage power through the power converter 280; one end of the second electrical connector 240 is electrically connected to the second outlet 219, the other end is electrically connected to one end of the second plug 270 in a pluggable manner, and the other end of the second plug 270 is connected to the ground through the power converter 280. In a specific embodiment, one end of the first electrical connector 230 is soldered to the first terminal 218 by high frequency soldering to achieve a stable and secure electrical connection, and the other end is used for a pluggable electrical connection with the first plug 260; one end of the second electrical connector 240 is soldered to the second terminal 219 by high frequency soldering to achieve a stable and secure electrical connection, and the other end is used for being electrically connected to the second plug 270 in a pluggable manner.

As shown in fig. 10, the first plug 260 includes a third electrical connector 261, a first insulator 262 and a first conductive line 263, the third electrical connector 261 is located in the first insulator 262, one end of the third electrical connector 261 protrudes from the first insulator 262 to form a first protruding end 264, and the other end of the third electrical connector 261 is electrically connected to the first conductive line 263 in the first insulator 262. As shown in fig. 11, the second plug 270 includes a fourth electrical connector 271, a second insulating member 272 and a second conductive wire 273, the fourth electrical connector 271 is located in the second insulating member 272, and one end of the fourth electrical connector 271 protrudes out of the second insulating member 272 to form a second protruding end 274, and the other end of the fourth electrical connector 271 is electrically connected to the second conductive wire 273 in the second insulating member 272. The first protruding terminal 264 can be inserted into the first electrical connection 230, so that the first plug 260 can be electrically connected with the first emitter plate 213 and the second emitter plate 215; the second protruding end 274 can be inserted into the second electrical connector 240, so that the second plug 270 can be electrically connected with the first and second ground plates 211 and 217.

In addition, as shown in fig. 10, a first elastic sheet 231 is disposed on a sidewall of the first electrical connector 230, the first elastic sheet 231 inclines or bends toward the inside of the first electrical connector 230, and after the first protruding end 264 is inserted into the first electrical connector 230, the first elastic sheet 231 can press against the first protruding end 264, so that the first protruding end 264 can tightly abut against the first electrical connector 230 to achieve stable electrical connection. Similarly, as shown in fig. 11, a second elastic sheet 241 is disposed on a sidewall of the second electrical connector 240, the second elastic sheet 241 is inclined or bent toward the inside of the second electrical connector 240, and after the second protruding end 274 is inserted into the second electrical connector 240, the second elastic sheet 241 can press against the second protruding end 274, so that the second protruding end 274 can be tightly abutted against the second electrical connector 240 to achieve a stable electrical connection.

In addition, for convenience of processing, the first electrical connector 230 and the second electrical connector 240 are made of a metal material with good electrical conductivity, the first elastic piece 231 is integrally formed with the first electrical connector 230, and the second elastic piece 241 is integrally formed with the second electrical connector 240. In addition, it is understood that in other embodiments, another elastic structure, which is collectively referred to as a first elastic member, may be further disposed at an end of the first electrical connector 230 connected to the first plug 260, where the first elastic member can press against the first plug 260, so that the first plug 260 can tightly abut against the first electrical connection to achieve stable electrical connection; other elastic structures can be further arranged at one end of the second electrical connector 240 connected with the second plug 270, and the other elastic structures are collectively called as second elastic members, and the second elastic members can press the second plug, so that the second plug 270 can be tightly abutted against the second electrical connector 240 to realize stable electrical connection.

In addition, in order to prevent the erroneous insertion, as shown in fig. 10 and 11, the first projecting end 264 is cylindrical or cylindrical, and the port of the first electric connector 230 to which the first plug 260 is connected is cylindrical; the second protruding end 274 is flat, and the port of the second electrical connector 240 connected to the second plug 270 is also flat, so that the first plug 260 can only be inserted into the first electrical connector 230, and the second plug 270 can only be inserted into the second electrical connector 240. And to further increase the visibility of the first and second plugs 260 and 270, the peripheral cross-section of the first insulator 262 is circular and the peripheral cross-section of the second insulator 272242 is near-elliptical or square.

In the embodiment shown in fig. 6 and 8, the first plug 260 and the second plug 270 are electrically connected with the ion plate 210 in a pluggable manner, so that the ion plate 210 can be conveniently installed, maintained and replaced. In addition, in some embodiments, the other ends of the first plug 260 and the second plug 270 are also in pluggable electrical connection with the power converter 280, so that it is convenient to select or replace plugs 250 with different lengths or specifications according to the specific installation positions of the ion plate 210 and the power converter 280, when the ion plate 210 and the power converter 280 are installed in the fan main body 100, only the proper installation positions of the ion plate 210 and the power converter 280 need to be considered, and after the ion plate 210 and the power converter 280 are installed, the first plug 260 and the second plug 270 with different lengths or specifications are selected to be connected between the ion plate 210 and the power converter 280 in a pluggable manner.

In one embodiment, the bipolar ion generator 200 may share a power supply with the fan main body 100, or may be separately connected to the commercial power, and the electronic control system for controlling the operation of the bipolar ion generator 200 may be independent from or associated with the electronic control system of the fan main body 100. In another embodiment, an air-operated relay for detecting wind power may be installed between the air inlet 111 and the air outlet 121 of the fan, and when air flow is detected, the air-operated relay controls the ion plate 210 to generate ions, thereby implementing automatic control and avoiding the passive operation of the bipolar ion generator 200 to save electric energy. It will be appreciated that when the electronic control system of the bipolar ionizer 200 is associated with the electronic control system of the fan main body 100, no pneumatic relay needs to be loaded.

In addition, in one embodiment, as shown in fig. 12 to 14, the ion plate 210 includes a housing 220 made of an insulating material, the housing 220 includes an upper shell 253 and a lower shell 254, the housing 220 is disposed outside the ion plate 210, and hollow areas 400 are opened on the upper shell 253 and the lower shell 254 on both upper and lower sides of the ion plate 210, so as to facilitate outflow of different-sign ion groups with positive and negative charges. The ion plate 210 sequentially includes a first ground plate 211, a first dielectric barrier plate 212, a first emission plate 213, a second dielectric barrier plate 214, a second emission plate 215, a third dielectric barrier plate 216 and a second ground plate 217 from one side to the other side, the first dielectric barrier plate 212 and the third dielectric barrier plate 216 are smaller than the second dielectric barrier plate 214 in the width direction, steps are formed between the first dielectric barrier plate and the second dielectric barrier plate, and between the third dielectric barrier plate and the second dielectric barrier plate, and the upper shell 253 and the lower shell 254 are clamped on the steps on the upper side and the lower side of the third dielectric barrier plate, so that the surface of the shell 220 is flush with the surface of the ion plate 210, and the ion group with different sign and positive negative charge can more conveniently flow out from the hollow area 400.

The utility model discloses bipolar ion generator in the fan, the electric field that has the precision size is formed to launching polar plate and ground connection polar plate after inserting the electric current, adopts the alternating current, draws forth the medium barrier plate at the electron that electric field ground connection one side sent the launching polar plate, produces the gas ion of abnormal sign. Due to the compact characteristic of medium discharge, part of electrons flow into the grounding polar plate after meeting the grounding polar plate to form current, and the other part of electrons escape from the surface of the medium and meet indoor air molecules, when the escaping electrons reach a certain speed, oxygen molecules can be excited to be in an ionic state, ionized gas enables the particles to be electrified, the particles in the air can be easily reduced when the charged particles meet the grounding electrode or a reversed polarity object, floating dust in the air is converted into dust fall, the floating particles are reduced, simultaneously the generated unbalanced oxygen ions have the physical impact effect of high kinetic energy, the decomposition of harmful volatile gas molecules is facilitated under the dual effects of physical action and chemical action, the sterilization effect on pathogenic microorganisms can be realized, and the purposes of air purification and sterilization are achieved.

The utility model discloses a fan, through set up bipolar ion generator in the main part, when fan during operation, under the drive effect of motor, the air current can carry the diffusion to whole interior space with the positive and negative purification ion that the ion piece produced, realize that whole interior space is comprehensive, the purifying effect who lasts, can effectively kill the planktonic fungus in the indoor air of cominging in and going out, reduce the inhalable particle in the air, TVOC in the decomposition air, eliminate the peculiar smell, effectively improve indoor air quality, the air supply quality of guarantee fan. Additionally, the utility model discloses bipolar ion generator in the fan is connected with the ion piece electricity through can pluggably with the plug, has made things convenient for the installation, the maintenance and the change of ion piece, when the ion piece broke down, only need pull out the plug, change the ion piece can, other circuit structure or electronic components in power converter and the fan need not be changed.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (12)

1. A fan with a purification function is characterized by comprising:

the fan blade type air conditioner comprises a main body, wherein an air inlet and an air outlet are formed in the main body, a motor and fan blades which are connected with each other are arranged in the main body, and the motor can drive the fan blades to work, so that air flow enters from the air inlet and flows out from the air outlet;

the bipolar ion generator comprises an ion sheet and a power converter, wherein the ion sheet comprises an emission polar plate, a grounding polar plate and a medium blocking plate, the medium blocking plate is positioned between the emission polar plate and the grounding polar plate, and the ion sheet is used for generating ion groups with different-sign charges; the power converter is used for converting electric power for the ion plate, the emission polar plate is connected with alternating-current high-voltage electricity through the power converter, and the grounding polar plate is connected with a ground wire through the power converter; and

and the bracket is used for installing the ion plate between the air inlet and the air outlet in the main body.

2. The fan of claim 1, wherein the bipolar ionizer further comprises a plug having one end electrically connected to the ion plate in a pluggable manner and the other end electrically connected to the power converter.

3. The fan of claim 2 wherein the ionic sheet further comprises first and second electrical connections, and the plugs comprise first and second plugs; one end of the first electric connector is electrically connected with the emitting electrode plate, the other end of the first electric connector is electrically connected with one end of a first plug in a pluggable manner, and the other end of the first plug is connected with alternating-current high-voltage power supply through the power supply converter; one end of the second electric connector is electrically connected with the grounding electrode plate, the other end of the second electric connector is electrically connected with one end of a second plug in a pluggable mode, and the other end of the second plug is connected with a ground wire through the power converter.

4. The fan of claim 3, wherein the ionic sheet further comprises a housing made of an insulating material, the housing being disposed outside the ionic sheet; the bracket comprises a fixed part and an installation part which are fixedly connected, and the fixed part is used for installing the ion plate in the main body; the installation department has hollow structure, the plug is located in the installation department, the ion piece passes through the installation department with leg joint.

5. The fan as claimed in claim 4, wherein one of the ion plates is mounted at the air outlet through two brackets, the two brackets are mounted on a side plate of the air outlet through a fixing portion, a first mounting position and a second mounting position are respectively formed at ends of the two brackets adjacent to each other, a first connecting end and a second connecting end are oppositely disposed on a housing of the ion plate, the first connecting end can be inserted into the first mounting position, and the second connecting end can be inserted into the second mounting position, so that the ion plate is mounted on the two brackets.

6. The fan as claimed in claim 5, wherein the first electrical connector and the second electrical connector are respectively disposed at two opposite ends of the ion plate, one ends of the two brackets, which are away from the ion plate, are respectively provided with a first lead port and a second lead port, the first lead port is communicated with the first mounting location, the second lead port is communicated with the second mounting location, the first plug is electrically connected with the first electrical connector in a pluggable manner through the first lead port, and the second plug is electrically connected with the second electrical connector in a pluggable manner through the second lead port.

7. The fan as claimed in claim 5, wherein the first electrical connector and the second electrical connector are disposed at a same end of the ionic sheet close to a first mounting position of the bracket, a first lead port is formed at an end of the bracket far from the ionic sheet, the first lead port is communicated with the first mounting position, the first plug is electrically connected with the first electrical connector in a pluggable manner through the first lead port, and the second plug is electrically connected with the second electrical connector in a pluggable manner through the first lead port.

8. The fan of claim 3 wherein one end of said first plug is in pluggable electrical connection with said first electrical connector and the other end is in pluggable electrical connection with said power converter; one end of the second plug is connected with the second electric connector in a pluggable mode, and the other end of the second plug is connected with the power converter in a pluggable mode.

9. The fan as claimed in any one of claims 3 to 8, wherein a first elastic member is disposed at an end of the first electrical connector connected to the first plug, and the first elastic member can press against the first plug, so that the first plug can be tightly abutted against the first electrical connector to achieve stable electrical connection; one end of the second electric connecting piece, which is connected with the second plug, is provided with a second elastic piece, and the second elastic piece can abut against the second plug, so that the second plug can be tightly abutted against the second electric connecting piece to realize stable electric connection.

10. The fan as claimed in claim 9, wherein a first port is opened at an end of the first electrical connector connected to the first plug, and the first elastic member includes a first elastic piece disposed on a sidewall of the first port and inclined or bent toward an inside of the first port; the second end of the second electric connector, which is connected with the second plug, is provided with a second port, and the second elastic piece comprises a second elastic piece which is arranged on the side wall of the second port and inclines or bends towards the inside of the second port.

11. The fan as claimed in claim 1, wherein the main body comprises an air inlet housing and an air outlet housing connected with each other, the air inlet is disposed on the air inlet housing, the air outlet is disposed on the air outlet housing, a middle housing is disposed on a side of the air inlet housing facing the air outlet housing, the fan blades are disposed on an end portion of the middle housing close to the air outlet housing, and the ion plate is mounted on the middle housing through the bracket.

12. The fan according to claim 1, wherein the ion plate further comprises a housing made of an insulating material, the housing is disposed outside the ion plate, the ion plate sequentially comprises a first ground pole plate, a first dielectric barrier plate, a first emission pole plate, a second dielectric barrier plate, a second emission pole plate, a third dielectric barrier plate and a second ground pole plate from one side to the other side, the first dielectric barrier plate and the third dielectric barrier plate are smaller in size in the width direction than the second dielectric barrier plate, and the housing is clamped on the third dielectric barrier plate so that the surface of the housing is flush with the surface of the ion plate.

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