CN212626321U

CN212626321U - Air purifier

Info

Publication number: CN212626321U
Application number: CN202021906121.XU
Authority: CN
Inventors: 龚梦洋; 徐云
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-02-26
Anticipated expiration: 2030-09-03

Abstract

The utility model provides an air purifier, which relates to the technical field of air treatment and is used for solving the technical problem of high failure rate of power failure; the top of the supporting plate is provided with the power utilization module, the supporting plate is provided with a first through hole, a movable first conductive unit is inserted into the first through hole, and the top end of the first conductive unit can be electrically connected with or disconnected from the power utilization module through a movable part. The utility model provides an air purifier is used for clean air.

Description

Air purifier

Technical Field

The utility model relates to an air treatment technical field especially relates to an air purifier.

Background

An air purifier is a product capable of adsorbing, decomposing or converting various air pollutants and effectively improving the air cleanliness, and is mainly used for indoor environments of families, offices, markets and the like.

Current air purifier, including the casing, set up lifting unit, power module, power and the filter screen in the casing, wherein, lifting unit includes lifting unit and fixed part, and lifting unit fixed part relatively rises or descends to change the filter screen that sets up on lifting unit. In addition, the power utilization module is also arranged on the lifting part, the power supply is arranged on the fixing part, and the power utilization module is connected with the power supply through a wire so as to supply power to the power utilization module.

However, the power utilization module ascends and descends along with the lifting part, so that the connection between the power supply and the power utilization module and the lead is loosened, and the failure rate of power supply failure is high.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the embodiment of the utility model provides an air purifier to reduce the fault rate that the power supply became invalid.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

the embodiment of the utility model provides an air purifier, it includes: a power utilization module; a base including a fixed portion, a movable portion movable in a first direction with respect to the fixed portion, and a support plate positioned above the movable portion; the top of the supporting plate is provided with the power utilization module, the supporting plate is provided with a first through hole, a movable first conductive unit is inserted into the first through hole, and the top end of the first conductive unit can be electrically connected with or disconnected from the power utilization module through a movable part.

Compared with the prior art, the embodiment of the utility model provides an air purifier has following advantage:

the utility model discloses air purifier, first electrically conductive unit is mobilizable wears to establish in the first through-hole on the supporting disk, and the electricity module is used in the top installation of supporting disk, and the top of first electrically conductive unit is connected or breaks away from the electricity through movable part and power consumption module electricity and is connected, so, realizes supplying power or cutting off the power supply for the electricity module, compares and adopts the wire to supply power for the electricity module, the utility model discloses an air purifier does not have the problem that the wiring pine takes off, and it is more reliable to supply power for the electricity module.

In a possible embodiment, the movable part is provided with a conductive sheet abutting against the bottom end of the first conductive unit, the conductive sheet extends along a first direction, and the conductive sheet comprises an inclined section inclined upwards; the movable part can move along a first direction to enable the first conductive unit on the conductive sheet to descend, and the top end of the first conductive unit is electrically disconnected with the power utilization module; the movable part can also move along the direction opposite to the first direction so as to lift the first conductive unit on the conductive sheet, and the top end of the first conductive unit is electrically connected with the power utilization module.

The bottom butt of first electrically conductive unit is on the conducting strip, the movable part is along the activity of first direction, first electrically conductive unit descends along with the motion of the conducting strip that sets up on the movable part, the top of first electrically conductive unit breaks away from the electricity with the power module and is connected, realize for the power module outage, the movable part is along the direction motion opposite with first direction, first electrically conductive unit rises along with the motion of the conducting strip that sets up on the movable part, the top of first electrically conductive unit is connected with the power module electricity, realize for the power module power supply, compare and adopt the wire to supply power for the power module, the utility model discloses an air purifier does not have the problem that the wiring pine takes off, and it is more reliable to supply power for the power module, and when the movable part does not install in place, can realize for the power module outage, it is safer.

In a possible embodiment, the fixed part is provided with a second conductive element electrically connected to the power supply; the movable part moves along the first direction to enable the conducting plate to be far away from the second conducting unit, and the second conducting unit is electrically disconnected from the conducting plate; the movable part moves in a direction opposite to the first direction so that the conductive sheet is close to the second conductive unit, and the second conductive unit is electrically connected with the conductive sheet.

Through set up the second conductive element at fixed part, realize that the movable part moves along first direction activity, the second conductive element is kept away from to the conducting strip that sets up on the movable part, break away from the electricity between second conductive element and the conducting strip and connect, it is more reliable to give the power consumption module outage, high safety in utilization, simultaneously, realize that the movable part moves along the direction opposite with first direction, the conducting strip that sets up on the movable part is close to the second conductive element, the electricity is connected between second conductive element and the conducting strip, give the power consumption module power supply, and there is not the problem that the wiring pine takes off, it is more reliable to supply power for the power consumption module.

In a possible implementation mode, the inclined section of the conducting strip is provided with a guide groove, and the bottom end of the first conducting unit is slidably arranged in the guide groove.

The bottom end of the first conductive unit is slidably arranged in the conductive groove, so that when the movable part moves along the first direction or along the direction opposite to the first direction, the conductive sheet drives the first conductive unit to ascend or descend more reliably.

In a possible embodiment, the conductive sheet is formed into the guide slots by stamping.

The guide groove is formed by stamping, so that the conducting strip can be prepared conveniently, and the preparation efficiency is improved.

In a possible embodiment, the movable part is provided with an upwardly inclined ramp on which the inclined section of the conductive sheet is mounted.

The inclined section of the conducting strip is arranged on the slope of the movable part, so that the inclined section of the conducting strip can be reliably supported on the slope, and the inclined section of the conducting strip has enough strength to drive the first conducting unit on the conducting strip to ascend or descend.

In a possible embodiment, the slope is provided with at least one first insertion hole, the edge of the inclined section is provided with first bending pieces in one-to-one correspondence with the first insertion holes, and the first bending pieces are inserted into the first insertion holes.

The first bending piece is inserted into the first jack, so that the inclined section can be installed on a slope, and the installation is convenient and simple.

In a possible embodiment, an end of the inclined section facing away from the second conductive element is provided with a straight section.

After the movable part moves in place along the direction opposite to the first direction, the filter screen assembly acts on the conducting strip through the first conducting unit, and then acts on the movable part, when the first conducting unit is in contact with the straight section, the movable part can be kept at the position instead of moving along the first direction, namely, the filter screen assembly is mounted in place, and power is reliably supplied to the power utilization module.

In a possible embodiment, the conductive sheet further comprises a horizontal segment connected to the inclined segment, the horizontal segment being closer to the second conductive unit than the inclined segment.

The horizontal section is arranged on the conductive sheet, so that the conductive sheet is in electric contact with the second conductive unit conveniently, namely, after the inclination angle and the length of the inclined section are determined, the electric contact between the conductive sheet and the second conductive unit can be conveniently realized through the arrangement of the horizontal section.

In a possible embodiment, the edge of the horizontal section is provided with at least one second bending piece, the movable portion is provided with second insertion holes corresponding to the second bending pieces one to one, and the second bending pieces are inserted into the second insertion holes.

The second bending sheet is inserted into the second jack, so that the installation of the horizontal section can be realized, and the installation is convenient and simple.

In a possible implementation mode, one end of the horizontal section, which is far away from the inclined section, is bent to form a bending hook, and the bending hook is hooked on the edge of the movable part, so that the conducting strip can be more reliably installed on the movable part.

In a possible embodiment, the first conductive unit includes a first conductive pillar penetrating through the first through hole.

The first conductive column of the first conductive unit is arranged in the first through hole in a penetrating mode, so that the first conductive column can ascend or descend along the first through hole under the driving of the conductive sheet, and the structure is simple.

In a possible implementation mode, a first limiting cover is mounted on the bottom surface of the supporting plate and is arranged at the first through hole, a second through hole coaxial with the first through hole is formed in the bottom of the first limiting cover, and a first protrusion located in the first limiting cover is formed on the side wall of the first conductive column.

The first protrusion is arranged in the first limiting cover, so that the ascending and descending limit positions of the first conductive unit can be limited, and the first conductive unit is prevented from falling off from the first through hole.

In a possible embodiment, a first elastic element is arranged between the first projection and the support disc.

The first elastic piece can provide elasticity for the first conductive unit, so that two ends of the first conductive unit are respectively and reliably in electric contact with the conductive sheet and the power utilization module, and power supply is reliable.

In a possible embodiment, the fixing portion includes an inner cover and a second limit cover, the inner cover is provided with a mounting seat, the second limit cover is covered on the mounting seat, a side wall of the mounting seat and a side wall of the second limit cover are jointly formed with a first hole and a second hole which are coaxial, and the second conductive unit includes a second conductive column penetrating through the first hole and the second hole.

The second conductive column penetrates through the first hole and the second hole, so that the second conductive unit can be installed, and the structure is simple.

In a possible implementation manner, the second limiting cover and the mounting seat together enclose an accommodating cavity, a second protrusion is formed on the side wall of the second conductive column, and the second protrusion is located in the accommodating cavity.

The second protrusion is arranged in the accommodating cavity, so that a movement allowance of the second conductive unit along the first direction or along the direction opposite to the first direction can be provided, the size preparation precision requirement is further reduced, the limit position of the second conductive unit along the first direction or along the direction opposite to the first direction is limited, and the second conductive unit is prevented from falling off from the accommodating cavity.

In a possible embodiment, a second elastic member is provided between the second protrusion and the side wall of the mounting seat.

The second elastic piece can provide elastic force for the second conductive unit so as to ensure reliable electric contact between the second conductive unit and the conductive sheet, and especially when the movable part moves in the direction opposite to the first direction but does not completely move in place, the power supply can also be reliable, namely, the stroke of the movable part moving in the direction opposite to the first direction is a range, and a certain fault tolerance rate exists.

In a possible implementation manner, the second protrusion is in a polygonal shape, and the second conductive unit can be limited to rotate relative to the second hole and the first hole, so that winding of the wire is effectively reduced when the second conductive unit is connected with the wire.

In a possible embodiment, the movable part comprises a driving plate and an operating handle arranged at one end of the driving plate, and the side edge of the driving plate is provided with meshing teeth for forming a rack; the base also comprises a gear meshed with the meshing teeth, and an internal threaded hole is formed in the gear; the bottom surface of supporting disk is provided with the lead screw, and the lead screw is inserted and is established in the internal thread hole.

A gear rack structure is formed between the drive plate and the gear, linear motion of the drive plate in the first direction or the direction opposite to the first direction is converted into rotary motion of the gear, when the gear rotates under the drive of the drive plate, a lead screw in the gear moves in the vertical direction under the action of the gear, and therefore the relatively fixed part of the support plate rises or falls, and the height of the filter screen assembly is convenient to adjust.

In addition to the technical problems, technical features constituting technical solutions, and advantageous effects brought by the technical features of the technical solutions described above, other technical problems, technical features included in technical solutions, and advantageous effects brought by the technical features of the present invention that can be solved by the air purifier provided by the embodiments of the present invention will be described in further detail in the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first perspective cross-sectional view of an air purifier provided by an embodiment of the present invention;

fig. 2 is a first view structural diagram of an internal structure of a base according to an embodiment of the present invention;

fig. 3 is a second view structural diagram of an internal structure of a base according to an embodiment of the present invention;

fig. 4 is an exploded view of an air purifier according to an embodiment of the present invention;

fig. 5 is an exploded view of a second viewing angle of the air purifier according to the embodiment of the present invention;

FIG. 6 is an enlarged view taken at A of FIG. 1;

fig. 7 is a second perspective cross-sectional view of an air purifier according to an embodiment of the present invention;

fig. 8 is a schematic view of a first perspective structure of a base according to an embodiment of the present invention;

fig. 9 is a schematic view of a second perspective structure of the base according to the embodiment of the present invention;

FIG. 10 is an enlarged view of FIG. 7 at B;

fig. 11 is a third view structural diagram of an internal structure of a base according to an embodiment of the present invention.

Description of reference numerals:

100: filtering with a screen; 101: a first conductive unit;

102: a first conductive post; 103: a first protrusion;

104: mounting a plate; 105: mounting holes;

106: a mounting ring; 107: a wiring terminal;

108: a body; 109: flanging;

110: installing a cap; 111: a second avoidance hole;

112: a third elastic member; 113: a binding post;

201: a fixed portion; 202: a movable portion;

203: a support disc; 204: a drive plate;

205: an operating handle; 206: meshing teeth;

207: a gear; 208: a lead screw;

209: a second conductive unit; 210: a power panel;

211: a conductive sheet; 212: an inclined section;

213: a guide groove; 214: a slope;

215: a first bending piece; 216: a first jack;

217: a horizontal segment; 218: a second bending piece;

219: a second jack; 220: bending and hooking;

221: a first through hole; 222: a first limit cover;

223: an annular wall; 224: an inner convex edge;

225: a second through hole; 226: a first elastic member;

227: an inner cover; 228: a second limit cover;

229: a mounting seat; 230: a first hole;

231: a second hole; 232: a second conductive post;

233: a base plate; 234: a side plate;

235: a second protrusion; 236: a rib plate;

237: a first half-bore; 238: a second half-hole;

239: a substrate; 240: enclosing plates;

241: a third aperture; 242: a second elastic member;

243: a bottom case; 244: a first portion;

245: a second portion.

Detailed Description

In order to solve prior art, the power consumption module rises and descends along with lifting unit, lead to the power and with the power module respectively with be connected between the wire not hard up, the high problem of fault rate of power supply inefficacy, the utility model provides an air purifier, through the power consumption module of top installation at the supporting disk, set up first through-hole on the supporting disk, the first electrically conductive unit of cartridge in first through-hole, and then make first electrically conductive unit move about in first through-hole under the effect of movable part, and realize the electricity with the power module and be connected or break away from the electricity and be connected, so, realize supplying power or cutting off the power supply for the power consumption module, the power of having avoided existing among the prior art and the power module respectively with the wire between be connected the pine take off, reduced the fault rate of power supply inefficacy.

In order to make the above objects, features and advantages of the embodiments of the present invention more obvious and understandable, 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. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1, the present embodiment provides an air purifier, which includes a screen assembly and a base, the base includes a fixed portion 201, a movable portion 202 movable relative to the fixed portion 201, and a support plate 203 located above the movable portion 202. In some embodiments, the support plate 203 can be raised or lowered relative to the stationary portion 201, the screen assembly resting on the support plate 203, and the foot adjusting the height of the support plate 203, and thus the height of the screen assembly within the air purifier. The following specifically describes the air cleaner of the present embodiment by taking an example that the supporting plate 203 can be raised or lowered relative to the fixing portion 201.

In a possible embodiment, when parts of the filter screen assembly need to be replaced or repaired, the supporting plate 203 can be lowered through the movable portion 202, and the filter screen assembly is lowered along with the supporting plate 203, so that the filter screen assembly can be conveniently taken out of and put into the repair door on the housing. When the filter screen assembly is replaced or repaired, the supporting plate 203 can be lifted by the movable portion 202, and the filter screen assembly is lifted along with the supporting plate 203 and is installed in place.

As shown in fig. 2 and 3, the movable portion 202 includes a driving plate 204 and an operating handle 205 disposed at one end of the driving plate 204, engaging teeth 206 are disposed on both sides of the driving plate 204, and correspondingly, the base further includes a gear 207 engaged with the engaging teeth 206, and a rack-and-pinion structure of the gear 207 is formed between the driving plate 204 and the gear 207, so that the horizontal linear movement of the driving plate 204 is converted into the rotation of the gear 207. Further, an internal threaded hole is formed in the gear 207, correspondingly, a lead screw 208 is arranged on the bottom surface of the support plate 203, the lead screw 208 is inserted into the internal threaded hole, when the gear 207 is driven by the drive plate 204 to rotate, the lead screw in the gear 207 moves in the vertical direction under the action of the gear 207, and thus, the support plate 203 is enabled to ascend or descend. More specifically, two gears 207 may be disposed on two of the driving plates 204, and correspondingly, four lead screws 208 may be disposed on the supporting plate 203, so that the supporting of the supporting plate 203 by the gears 207 and the lead screws 208 is more reliable.

As shown in fig. 1, the screen assembly includes a screen 100 and a power module. The power utilization module may be, for example, an ultraviolet lamp for sterilizing the filter screen 100 in the filter screen assembly, and may further be, for example, an anion generator for increasing the filtering effect of the filter screen assembly.

As shown in fig. 7, 8 and 9, the supporting plate 203 is provided with a first through hole 221, a depth direction of the first through hole 221 is a vertical direction, or a depth direction of the first through hole 221 is a rising or falling direction of the supporting plate 203, the first conductive unit 101 includes a first conductive pillar 102 penetrating through the first through hole 221, a top end of the first conductive unit 101 can be electrically connected or disconnected with an electric module, specifically, for example, the top end of the first conductive unit 101 can be abutted or disconnected with the electric module. The first conductive pillar 102 of the first conductive unit 101 is disposed in the first through hole 221 in a penetrating manner, so that the first conductive pillar 102 can rise or fall along the first through hole 221 under the driving of the conductive sheet 211, and the structure is simple.

The air purifier of this embodiment, in the mobilizable first through-hole 221 of wearing to establish on supporting disk 203 of first electrically conductive unit 101, the electricity module is used in the top installation of supporting disk 203, and the top of first electrically conductive unit 101 is connected or breaks away from the electricity through movable part 202 and power module electricity and is connected, so, realizes supplying power or cutting off the power supply for the electricity module, compares and adopts the wire to supply power for the electricity module, the utility model discloses an air purifier does not have the problem that the wiring pine takes off, and is more reliable for the electricity module power supply.

As shown in fig. 1 and 6, the movable part 202 is provided with a conductive sheet 211 abutting against the bottom end of the first conductive unit 101, the conductive sheet 211 extends in the first direction, and the conductive sheet 211 includes an inclined section 212 inclined upward; the movable part 202 can move along a first direction to lower the first conductive unit 101 on the conductive sheet 211, and the top end of the first conductive unit 101 is electrically disconnected from the power utilization module; the movable portion 202 is also capable of moving in a direction opposite to the first direction to lift the first conductive unit 101 on the conductive sheet 211, and the tip of the first conductive unit 101 is electrically connected to the power consuming module. The first direction is perpendicular to the lifting direction of the supporting plate 203, i.e. the first direction is a horizontal direction and is a direction (e.g. X direction in fig. 6) in which the movable portion 202 moves away from the second conductive unit 209. The first conductive unit 101 and the conductive sheet 211 may be made of a conductive material such as copper, aluminum, or silver.

The utility model discloses an air purifier, the movable part 202 is along the activity of first direction, first conductive element 101 descends along with the motion of the conducting strip 211 that sets up on the movable part 202, the top of first conductive element 101 breaks away from the electricity with the power module and is connected, realize for the power module outage, movable part 202 is along the direction motion opposite with first direction, first conductive element 101 rises along the motion of the conducting strip 211 that sets up on the movable part 202, the top of first conductive element 101 is connected with the power module electricity, realize for the power module power supply, compare and adopt the wire to supply power for the power module, the utility model discloses an air purifier does not have the problem that the wiring pine takes off, it is more reliable for the power module power supply, and when the movable part does not install in place, can realize for the power module outage, use safelyr.

As shown in fig. 4, 5 and 6, the fixing portion 201 is provided with a second conductive unit 209 electrically connected to a power source, the power source electrically connected to the second conductive unit 209 may be, for example, a power supply board 210 provided on the fixing portion 201, the power supply board 210 is, for example, provided on the bottom surface of the fixing portion 201, and the power supply board 210 is electrically connected to the second conductive unit 209 through a conductive wire. The movable part 202 moves in the first direction to make the conductive sheet 211 far away from the second conductive unit 209, and the second conductive unit 209 is electrically disconnected from the conductive sheet 211; the movable part 202 moves in a direction opposite to the first direction to bring the conductive sheet 211 close to the second conductive unit 209, and the second conductive unit 209 is electrically connected to the conductive sheet 211. The second conductive unit 209 may be made of a conductive material such as copper, aluminum, or silver, for example.

It should be noted that the stroke of the vertical lifting of the first conductive unit 101 is greater than the stroke of the support plate 203, that is, when the movable portion 202 moves along the first direction, the support plate 203 descends, and the first conductive unit 101 also descends, but the descending distance of the first conductive unit 101 is greater than the descending distance of the support plate 203, the first conductive unit 101 is located below the support plate 203, when the movable portion 202 moves along the direction opposite to the first direction, the support plate 203 ascends, and the first conductive unit 101 also ascends, but the ascending distance of the first conductive unit 101 is greater than the ascending distance of the support plate 203, and the end of the first conductive unit 101 contacting the power utilization module is located above the support plate 203.

In the air purifier of the embodiment, when the movable portion 202 moves along the first direction, the supporting plate 203 descends under the action of the movable portion 202, and the first conductive unit 101 also descends along with the movement of the movable portion 202, and meanwhile, the conductive sheet 211 arranged on the movable portion 202 is far away from the second conductive unit 209 along with the movable portion 202, so that the conductive sheet 211 is separated from the second conductive unit 209; when the movable portion 202 moves in a direction opposite to the first direction, the supporting plate 203 rises under the action of the movable portion 202, the first conductive unit 101 also rises along with the movement of the movable portion 202, and the first conductive unit 101 is reliably abutted to the power utilization module, meanwhile, the conductive sheet 211 arranged on the movable portion 202 is close to the second conductive unit 209 along with the movable portion 202, so that the conductive sheet 211 is electrically contacted with the second conductive unit 209, and thus, power is supplied to the power utilization module, and when the movable portion 202 moves, no power is supplied to the power utilization module, and the probability of electric shock in the operation process is reduced. Compare and adopt the wire to supply power for the power consumption module, the air purifier of this embodiment does not have the problem that the wiring pine takes off, and it is more reliable to supply power for the power consumption module.

As shown in fig. 2 and 3, the inclined section 212 of the conductive plate 211 is provided with a guide slot 213, and the bottom end of the first conductive unit 101 is slidably disposed in the guide slot 213. The bottom end of the first conductive unit 101 is slidably disposed in the conductive slot, so that when the movable portion 202 moves in the first direction or in a direction opposite to the first direction, the conductive sheet 211 drives the first conductive unit 101 to ascend or descend more reliably. In a possible embodiment, the conductive sheet 211 forms the guide slots 213 by stamping. The guide groove 213 is formed by punching, so that the conductive sheet 211 can be conveniently prepared and the preparation efficiency can be improved. Of course, in another embodiment, an annular plate may be welded on the conductive sheet 211, and the annular plate and the conductive sheet 211 in the annular plate together form a conductive slot.

As shown in fig. 2 and 3, the movable portion 202 is provided with a ramp 214 inclined upward, and the inclined section 212 of the conductive sheet 211 is mounted on the ramp 214. The inclined section 212 of the conductive sheet 211 is disposed on the slope 214 of the movable part 202, so that the inclined section 212 of the conductive sheet 211 is reliably supported on the slope 214, and the inclined section 212 of the conductive sheet 211 has sufficient strength to drive the first conductive unit 101 on the conductive sheet 211 to ascend or descend. Wherein the ramp 214 may be disposed on a top surface of the drive plate 204, the ramp 214 and the drive plate 204 being integrally formed.

As shown in fig. 3 and 5, the slope 214 is provided with at least one first insertion hole 216, the edge of the inclined section 212 is provided with first bending pieces 215 corresponding to the first insertion holes 216 one by one, the first bending pieces 215 are bent toward the fixed portion 201 relative to the conductive piece 211, and the first bending pieces 215 are inserted into the first insertion holes 216. The first bending piece 215 is inserted into the first insertion hole 216, so that the inclined section 212 can be installed on the slope 214, and the installation is convenient and simple. It is understood that the first bent tab 215 and the conductive tab 211 may be a unitary piece to increase the strength between the first bent tab 215 and the conductive tab 211.

In a possible embodiment, the end of the inclined section 212 facing away from the second conductive element 209 is provided with a straight section. After the movable part 202 moves to the position in the direction opposite to the first direction, the first conductive unit 101 is in electrical contact with the straight section, and the filter screen assembly acts on the conductive sheet 211 through the first conductive unit 101, thereby acting on the movable part 202, so that when the first conductive unit 101 is in contact with the straight section, the movable part 202 can be kept at the position instead of moving along the first direction, that is, the filter screen assembly is locked at the position after being installed in place, and reliable power supply is realized for the power utilization module.

As shown in fig. 6, the conductive sheet 211 further includes a horizontal section 217 connected to the inclined section 212, and the horizontal section 217 is closer to the second conductive unit 209 with respect to the inclined section 212. The horizontal section 217 is disposed on the conductive sheet 211, which facilitates the conductive sheet 211 to electrically contact with the second conductive unit 209, that is, after the inclination angle and the length of the inclined section 212 are determined, the conductive sheet 211 can be electrically contacted with the second conductive unit 209 conveniently by the horizontal section 217. The horizontal section 217 and the inclined section 212 may be an integral piece, so that the connection strength between the horizontal section 217 and the inclined section 212 is increased, the preparation process between the horizontal section 217 and the inclined section 212 is simplified, and the preparation efficiency is improved.

As shown in fig. 3 and 5, at least one second bending piece 218 is disposed at an edge of the horizontal segment 217, the first bending piece 215 is bent toward the fixed portion 201 relative to the conductive piece 211, the movable portion 202 is disposed with second insertion holes 219 corresponding to the second bending pieces 218 one by one, and the second bending pieces 218 are inserted into the second insertion holes 219. The second bending piece 218 is inserted into the second insertion hole 219, so that the horizontal section 217 can be installed, and the installation is convenient and simple.

As shown in fig. 6, an end of the horizontal section 217 facing away from the inclined section 212 is bent to form a bent hook 220, and the bent hook 220 is hooked on an edge of the driving plate 204 of the movable portion 202, so that the conductive sheet 211 is further reliably mounted on the movable portion 202.

It should be noted that the first bending piece 215 and the second bending piece 218 may have the same shape and size, or may have different shapes and sizes, and correspondingly, the first insertion hole 216 and the second insertion hole 219 may have the same shape and size or may have different shapes and sizes. In one possible approach, the first and

second tabs

215 and 218 are the same shape and size, and correspondingly, the first and

second receptacles

216 and 219 are the same shape and size. In addition, the number of the first bending pieces 215 and the number of the second bending pieces 218 are respectively at least one, for example, the number of the first bending pieces 215 on the conductive sheet 211 is three, the number of the second bending pieces 218 on the conductive sheet is two, and correspondingly, the number of the first insertion holes 216 is three, and the number of the second insertion holes 219 on the conductive sheet is two.

As shown in fig. 4, 6 and 10, a first limiting cover 222 is mounted on the bottom surface of the support plate 203, the first limiting cover 222 covers the first through hole 221, a second through hole 225 coaxial with the first through hole 221 is disposed at the bottom of the first limiting cover 222, and a first protrusion 103 located in the first limiting cover 222 is formed on the side wall of the first conductive pillar 102. The first bump 103 may be an annular bump, or may be one or more block-shaped bumps, and the plurality of block-shaped bumps may be arranged along an annular shape along the same height position of the first conductive pillar 102. The first protrusion 103 is disposed in the first limiting cover 222, and can limit the ascending and descending limit positions of the first conductive unit 101 and prevent the first conductive unit 101 from falling off from the first through hole 221. In a possible embodiment, the first position-limiting cover 222 includes an annular wall 223, and an annular inner flange 224 extending from one end edge of the annular wall 223 to a middle axis of the annular wall 223, a middle hole formed by the annular inner flange 224 constitutes the second through hole 225, the other end of the annular wall 223 is mounted on the bottom surface of the support plate 203, and the annular wall 223 is coaxially disposed with the first through hole 221.

As shown in fig. 6 and 10, a first elastic member 226 is disposed between the first protrusion 103 and the support plate 203. The first elastic member 226 may provide elasticity to the first conductive unit 101, so that both ends of the first conductive unit 101 are in reliable electrical contact with the conductive sheet 211 and the power utilization module, respectively, and power supply is reliable. In a possible embodiment, the first elastic member 226 is a compression spring, the first elastic member 226 is sleeved outside the first conductive pillar 102 of the first conductive unit 101, one end of the first elastic member 226 abuts on the upper top surface of the first protrusion 103, and the other end of the first elastic member 226 abuts on the bottom surface of the supporting plate 203.

As shown in fig. 2, 3 and 6, the fixing portion 201 includes an inner cover 227 and a second position-limiting cover 228, the inner cover 227 is provided with a mounting seat 229, the second position-limiting cover 228 is covered on the mounting seat 229, a side wall of the mounting seat 229 and a side wall of the second position-limiting cover 228 jointly form a first hole 230 and a second hole 231 which are coaxial, and the second conductive unit 209 includes a second conductive pillar 232 which is arranged in the first hole 230 and the second hole 231 in a penetrating manner. The second conductive post 232 is disposed through the first hole 230 and the second hole 231, so that the second conductive unit 209 can be mounted, and the structure is simple. In a possible embodiment, the inner cover 227 comprises a bottom plate 233 and a side plate 234 protruding from the edge of the bottom plate 233 toward the movable portion 202, the top surface of the bottom plate 233 is provided with a rib 236 enclosing a rectangular ring shape, and the rib 236 constitutes the mounting seat 229. The second stopper cover 228 includes a base plate 239 and an apron 240 projecting from a bottom surface of the base plate 239 toward the fixing portion 201, and the apron 240 is disposed opposite to the rib 236, that is, the apron 240 is located right above the rib 236. Rib 236 forms a side wall of mounting block 229, rib 236 is provided with first and second half holes 237 and 238, shroud 240 forms a side wall of second retaining cap 228, shroud 240 is provided with first and second half holes 237 and 238, first half hole 237 on rib 236 and first half hole 237 on shroud 240 together form first hole 230, and second half hole 238 on rib 236 and second half hole 238 on shroud 240 together form second hole 231. It should be noted that a third hole 241 coaxial with the first hole 230 and the second hole 231 is disposed on the side plate 234, and the second conductive pillar 232 penetrates through the side plate 234 to be electrically connected to a power supply, specifically, for example, the second conductive pillar 232 is connected to the power supply through a conductive wire, and the second conductive pillar 232 and the conductive wire may be connected by welding, and then are sleeved with a thermoplastic sleeve after welding. It can be understood that the second conductive pillar 232 is disposed with a plane cross section, which can facilitate the soldering with the conductive wire.

As shown in fig. 6, the second position-limiting cover 228 and the mounting seat 229 together enclose a receiving cavity, a second protrusion 235 is formed on a side wall of the second conductive pillar 232, and the second protrusion 235 is located in the receiving cavity. The second protrusion 235 is disposed in the accommodating cavity, and may provide a movement margin of the second conductive unit 209 along the first direction or along a direction opposite to the first direction, so as to reduce the requirement of the dimension preparation precision of the conductive sheet 211 and the second conductive unit 209, and simultaneously limit a limit position of the second conductive unit 209 moving along the first direction or along the direction opposite to the first direction, so as to prevent the second conductive unit 209 from falling off from the accommodating cavity. The second protrusion 235 formed on the sidewall of the second conductive pillar 232 may be an annular protrusion, or may be one or more block-shaped protrusions, and the block-shaped protrusions may be arranged along the ring shape along the same height position of the second conductive pillar 232.

In a possible embodiment, the second protrusion 235 has a polygonal shape, which can limit the second conductive unit 209 to rotate relative to the second hole 231 and the first hole 230, thereby effectively reducing the winding of the conductive wire when the second conductive unit 209 is connected with the conductive wire. The second protrusion 235 may be, for example, rectangular.

As shown in fig. 6, a second elastic member 242 is disposed between the second protrusion 235 and the sidewall of the mounting seat 229. The second elastic member 242 may provide an elastic force to the second conductive element 209 to make a reliable electrical contact between the second conductive element 209 and the conductive sheet 211, thereby making power supply reliable. In a possible embodiment, the second elastic member 242 is a compression spring, the second elastic member 242 is sleeved outside the second conductive pillar 232 of the second conductive unit 209, one end of the second elastic member 242 abuts on the second protrusion 235, and the other end of the second elastic member 242 abuts on the rib 236 of the mounting seat 229 and the surrounding plate 240 of the second position-limiting cover 228.

As shown in fig. 4, 5, 8, 9 and 11, the air purifier of the present embodiment may further include a bottom casing 243, the base 200 is installed in the bottom casing 243, and the bottom casing 243 may protect the base 200. Wherein the bottom case 243 includes a first portion 244, and a second portion 245 disposed at an edge of the first portion 244 and extending toward the screen assembly, the second portion 245 being substantially annular, and the base 200 being installed in the installation cavity defined by the first portion 244 and the second portion 245. It should be noted that the second portion 245 is provided with a first avoiding hole, and the operating handle 205 of the movable portion 202 is inserted into the first avoiding hole and is inserted outside the installation cavity, so as to facilitate the operation of the operating handle 205 by people.

As shown in fig. 4 and 5, the power utilization module includes a connection terminal 107, the connection terminal 107 is electrically connected to the first conductive unit 101, in other words, the power utilization module is electrically connected to the connection terminal 107, for example, by a wire, and the connection terminal 107 is electrically connected to the first conductive unit 101. The connection terminals 107 are provided, for example, on the screen assembly.

As shown in fig. 4, 5 and 6, the filter screen assembly further includes a mounting plate 104, the mounting plate 104 is provided with a mounting hole 105, the edge of the mounting hole 105 protrudes in a direction away from the base 200 to be provided with a mounting ring 106, and a barrel-shaped mounting cap 110 is sleeved outside the mounting ring 106; the terminal 107 includes a barrel-shaped body 108, and a flange 109 bent radially outward from an opening edge of the body 108; the flange 109 is captured between the top of the mounting cap 110 and the top wall of the mounting ring 106. The mounting of the terminal 107 is achieved by clamping the flange 109 of the terminal 107 between the top of the mounting cap 110 and the top wall of the mounting ring 106, and the assembly is simple and reliable.

As shown in fig. 6, a second avoidance hole 111 is formed in the mounting cap 110; the terminal 107 further includes a terminal post 113 extending from an opening edge of the body 108 in a direction away from the bottom of the body 108; the post 113 or a lead wire connected to the post 113 passes through the second escape hole 111. Through set up second dodge hole 111 on mounting cap 110, can make terminal 113 or the wire of being connected with terminal 113 pass second dodge hole 111 to realize being connected with the electricity module.

As shown in FIG. 6, the distance between the top wall of the mounting ring 106 and the inner top wall of the mounting cap 110 is greater than the thickness of the flange 109; be provided with third elastic component 112 between the interior diapire of the interior roof of installation cap 110 and body 108, so, can be so that binding post 107 can have certain displacement along the hole depth direction of mounting hole 105 relative mounting panel 104, and then make binding post 107 when receiving the dragging, the wiring pine between terminal 113 and the wire takes off the probability and reduces, promotes air purifier's wiring yield. Moreover, after the first conductive unit 101 rises under the action of the conductive sheet 211, the first conductive unit 101 can act on the connection terminal 107, so that the connection terminal 107 rises, and the elastic force provided by the third elastic member 112 can enable the connection terminal 107 to reliably abut against the first conductive unit 101, so that the connection terminal 107 and the first conductive unit 101 are reliably abutted, and the conductive reliability of the power module is improved.

The air purifier of this embodiment further includes a housing, and a filter assembly is installed in the housing, and a gap between the filter assembly and an inner wall surface of the housing in the first direction or a direction opposite to the first direction is smaller than a dimension of the body 108 in the first direction, so that after the filter assembly is installed in the housing, the body 108 can be reliably electrically contacted with the first conductive unit 101. Of course, the size of the first conductive pillar 102 in the first conductive unit 101 may also be made large, so that the body 108 may reliably make electrical contact with the first conductive unit 101.

It should be noted that the first conductive unit 101, the second conductive unit 209, and the conductive sheet 211 are all required to be provided with two, correspondingly, the number of the first through holes 221 for installing the first conductive unit 101 is two, and each first through hole 221 is also provided with one corresponding first limiting cover 222, that is, the number of the first limiting covers 222 is two; the number of the mounting seats 229 for mounting the second conductive units 209 and the number of the second position-limiting covers 228 are two, and each mounting seat 229 and one corresponding second position-limiting cover 228 enclose a containing cavity for mounting one second conductive unit 209; the movable portion 202 is provided with two slopes 214 for supporting and mounting the two conductive sheets 211, and the number correspondence relationship of each detailed structure will not be further described here.

The air purifier of this embodiment, through mutually supporting of first electrically conductive unit 101, second electrically conductive unit 209 and conducting strip 211, realized when the installation of filter screen subassembly targets in place, the power is for reliably supplying power with the power module, when the filter screen subassembly does not install and targets in place, the power is not for power module power supply, not only can reduce the contact probability in the operation process, compare moreover and directly connect through the wire between power module and the power, the power supply is more reliable.

The embodiments or implementation modes in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

In the description of the present specification, reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "example", "specific example", or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. An air purifier, comprising:

a power utilization module;

a base comprising a fixed portion (201), a movable portion (202) movable in a first direction relative to the fixed portion (201), and a support plate (203) located above the movable portion (202); the top installation of supporting disk (203) with the electricity module, be equipped with first through-hole (221) on supporting disk (203), movable first electrically conductive unit (101) is adorned in first through-hole (221), the top of first electrically conductive unit (101) can pass through the movable part with the electricity module electricity is connected or breaks away from the electricity and connects.

2. The air purifier according to claim 1, wherein the movable part (202) is provided with a conductive sheet (211) abutting against a bottom end of the first conductive unit (101), the conductive sheet (211) extending in a first direction, and the conductive sheet (211) comprising an inclined section (212) inclined upward;

the movable part (202) can move along the first direction to enable the first conductive unit (101) on the conductive sheet (211) to descend, and the top end of the first conductive unit (101) is electrically disconnected with the power utilization module;

the movable part (202) can also move along the direction opposite to the first direction so as to lift the first conductive unit (101) on the conductive sheet (211), and the top end of the first conductive unit (101) is electrically connected with the power utilization module.

3. The air purifier according to claim 2, wherein the fixing portion (201) is provided with a second conductive unit (209) electrically connected to a power supply;

the movable part (202) moves along the first direction to enable the conducting strip (211) to be far away from the second conducting unit (209), and the second conducting unit (209) is electrically disconnected from the conducting strip (211);

the movable part (202) moves in a direction opposite to the first direction to make the conductive sheet (211) close to the second conductive unit (209), and the second conductive unit (209) is electrically connected with the conductive sheet (211).

4. The air purifier as claimed in claim 2, wherein the inclined section (212) of the conductive sheet (211) is provided with a guide slot (213), and the bottom end of the first conductive unit (101) is slidably disposed in the guide slot (213).

5. The air cleaner according to claim 4, wherein the conductive sheet (211) forms the guide groove (213) by stamping.

6. The air purifier according to claim 2, wherein the movable portion (202) is provided with an upwardly inclined ramp (214), the inclined segment (212) of the conductive sheet (211) being mounted on the ramp (214).

7. The air cleaner of claim 6, wherein the ramp (214) is provided with at least one first receptacle (216), and edges of the inclined section (212) are provided with first bending tabs (215) in one-to-one correspondence with the first receptacle (216), the first bending tabs (215) being inserted into the first receptacle (216).

8. An air purifier according to claim 3, wherein an end of the inclined section (212) facing away from the second conductive element (209) is provided with a straight section.

9. The air purifier of claim 3, wherein the conductive sheet (211) further comprises a horizontal segment (217) connected to the angled segment (212), the horizontal segment (217) being closer to the second conductive element (209) relative to the angled segment (212).

10. The air purifier as recited in claim 9, wherein an edge of the horizontal section (217) is provided with at least one second bending piece (218), the movable portion (202) is provided with second insertion holes (219) corresponding to the second bending pieces (218) one by one, and the second bending pieces (218) are inserted into the second insertion holes (219).

11. The air purifier as claimed in claim 9, wherein an end of the horizontal section (217) facing away from the inclined section (212) is bent to form a bent hook (220), and the bent hook (220) is hooked on an edge of the movable portion (202).

12. The air purifier according to any one of claims 1-11, wherein the first conductive element (101) comprises a first conductive post (102) disposed through the first through hole (221).

13. The air purifier as claimed in claim 12, wherein a first limit cover (222) is mounted on a bottom surface of the support plate (203), the first limit cover (222) covers the first through hole (221), a second through hole (225) coaxial with the first through hole (221) is formed in a bottom of the first limit cover (222), and a first protrusion (103) located in the first limit cover (222) is formed on a side wall of the first conductive pillar (102).

14. The air cleaner of claim 13, wherein a first elastic member (226) is disposed between the first protrusion (103) and the support plate (203).

15. The air cleaner as recited in any one of claims 3 and 8-11, wherein said fixing portion (201) comprises an inner cover (227) and a second position-limiting cover (228), said inner cover (227) is provided with a mounting seat (229), said second position-limiting cover (228) is covered on said mounting seat (229), a side wall of said mounting seat (229) and a side wall of said second position-limiting cover (228) are jointly formed with a first hole (230) and a second hole (231) which are coaxial, and said second conductive unit (209) comprises a second conductive post (232) which is arranged in said first hole (230) and said second hole (231) in a penetrating manner.

16. The air cleaner of claim 15, wherein a second retaining cap (228) cooperates with the mounting block (229) to define a receiving cavity, and wherein a sidewall of the second conductive post (232) defines a second protrusion (235), the second protrusion (235) being positioned within the receiving cavity.

17. The air cleaner as claimed in claim 16, wherein a second elastic member (242) is provided between the second protrusion (235) and a sidewall of the mounting seat (229).

18. The air cleaner of claim 16, wherein the second protrusion (235) is polygonal in shape.

19. The air purifier of any one of claims 1-11,

the movable part (202) comprises a driving plate (204) and an operating handle (205) arranged at one end of the driving plate (204), and meshing teeth (206) for forming a rack are arranged on the side edge of the driving plate (204);

the base further comprises a gear (207) meshed with the meshing teeth (206), and an internal threaded hole is formed in the gear (207);

the bottom surface of the supporting plate (203) is provided with a screw rod (208), and the screw rod (208) is inserted into the internal threaded hole.