WO2021147515A1 - 手持式吹风机 - Google Patents

手持式吹风机 Download PDF

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Publication number
WO2021147515A1
WO2021147515A1 PCT/CN2020/132908 CN2020132908W WO2021147515A1 WO 2021147515 A1 WO2021147515 A1 WO 2021147515A1 CN 2020132908 W CN2020132908 W CN 2020132908W WO 2021147515 A1 WO2021147515 A1 WO 2021147515A1
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WO
WIPO (PCT)
Prior art keywords
main body
handle
fluid
hair dryer
shell
Prior art date
Application number
PCT/CN2020/132908
Other languages
English (en)
French (fr)
Inventor
叶洪新
Original Assignee
东莞市徕芬电子科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 东莞市徕芬电子科技有限公司 filed Critical 东莞市徕芬电子科技有限公司
Publication of WO2021147515A1 publication Critical patent/WO2021147515A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
    • F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00—Hair drying devices; Accessories therefor
    • A45D20/04—Hot-air producers
    • A45D20/08—Hot-air producers heated electrically
    • A45D20/10—Hand-held drying devices, e.g. air douches
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00—Hair drying devices; Accessories therefor
    • A45D20/04—Hot-air producers
    • A45D20/08—Hot-air producers heated electrically
    • A45D20/10—Hand-held drying devices, e.g. air douches
    • A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/601—Mounting; Assembling; Disassembling specially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure

Definitions

  • the invention relates to a hand-held appliance, in particular to a hand-held hair dryer.
  • the basic principle of the hair dryer is to sweep the gas inside the body, and after adjusting the temperature and speed, it is used in the fields of hair blowing, drying or dust removal.
  • the traditional hand-held hair dryer is mainly composed of a main body and a handle.
  • the handle and the main body are integrally molded by injection molding. This structure is too complicated and the mold manufacturing cost is high.
  • the entire part is prone to injection problems such as partial shrinkage and deformation, which leads to the entire part. Scrapped, resulting in a waste of resources, and at the same time, it is not easy to install and disassemble, and is not easy to maintain.
  • the present invention provides a hand-held hair dryer, which adopts the disassembly and connection of the main body and the handle, simplifies the product structure, reduces the cost of mold manufacturing, and prevents the main body and the handle from being scrapped due to injection molding problems during the molding process. Save resources, at the same time, easy to install and disassemble, easy to repair and maintain.
  • a hand-held hair dryer includes a main body and a handle.
  • the handle is provided with a fluid inlet
  • the main body is provided with a fluid outlet
  • the fluid inlet communicates with the fluid outlet to form a fluid channel
  • the main body and the handle are detachably connected.
  • the main body includes a main body shell having a fluid diversion port and a main body connecting portion protruding downward along the edge of the fluid diversion port, and both the fluid inlet and the fluid outlet are in communication with the fluid diversion port
  • the handle includes a handle inner shell, the handle inner shell includes an inner front wall and an inner rear wall that are detachably connected, and at least one of the inner front wall and the inner rear wall is detachably connected to the main body connecting portion.
  • the main body connecting portion includes a butting plate, the front side of the butting plate is provided with a aligning notch, the upper end of the inner front wall is embedded in the aligning notch, and the rear side of the butting plate
  • An alignment gap is formed between the inner rear wall and the fluid diversion port, the upper end of the inner rear wall is embedded in the alignment gap, the inner front wall is provided with a screw column, and the inner rear wall is provided with a connecting hole corresponding to the screw column,
  • An alignment hole adapted to the screw column is provided on the docking plate, and the alignment hole is communicated with the alignment notch.
  • the surface of the butt plate facing the inner rear wall is provided with a guide protrusion, and the inner rear wall is provided with a guide groove corresponding to the guide protrusion.
  • the lower end of the guide protruding strip is connected with the lower surface of the butting plate, the inner side of the upper end of the guide protruding strip has an inwardly extending arc-shaped guide surface, and the upper end of the inner side wall of the guide groove is provided with The arc-shaped pressing surface corresponding to the arc-shaped guide surface.
  • a reinforcement protrusion is formed on the outer side of the bottom of the screw column, and a relief groove corresponding to the reinforcement protrusion is provided on the alignment notch.
  • the lower end of the alignment notch penetrates downward from the lower surface of the butting plate.
  • a locking block is provided on the inner rear wall, and a locking hole corresponding to the locking block is provided on the inner front wall.
  • an air outlet guide, a heater, and a main control circuit board are sequentially arranged in the main body shell, a rear cover is provided at the rear end of the main body, and the fluid outlet is arranged on the air outlet guide .
  • the handle is provided with a switch
  • the fluid channel is provided with a fan assembly
  • the fan assembly is located on the handle, and the fan assembly includes a motor and a fan blade driven to rotate by the motor.
  • the present invention has obvious advantages and beneficial effects. Specifically, by arranging the main body and the handle to be detachably connected, the product structure is simplified, the mold manufacturing cost is reduced, and the main body and the handle are prevented from being caused by injection molding problems during the molding process. It is scrapped and saves resources. At the same time, it is easy to install and disassemble, and is convenient for maintenance; by setting the butting plate on the main shell, the front and rear sides of the butting plate are provided with alignment notches and alignment notches, and the handle inner shell is set to be detachable and connected
  • the inner front wall and inner rear wall, the inner front wall is provided with a screw column, the inner rear wall is provided with a connecting hole, and the docking plate is provided with an alignment hole.
  • Figure 1 is a schematic diagram of the assembly structure of an embodiment of the present invention.
  • Figure 2 is an exploded schematic view of the main body of the embodiment of the present invention.
  • Figure 3 is an exploded schematic view of the handle of the embodiment of the present invention.
  • Figure 4 is a front view of an embodiment of the present invention.
  • Figure 5 is a schematic cross-sectional view at A-A in Figure 4.
  • Figure 6 is an exploded schematic view of the main body shell, the inner front wall and the inner rear wall of the embodiment of the present invention.
  • FIG. 7 is a schematic diagram of the structure of the main body shell of the embodiment of the present invention.
  • Figure 8 is an exploded schematic view of the handle inner shell of the embodiment of the present invention.
  • FIG. 9 is a schematic cross-sectional view of the air outlet guide of the embodiment of the present invention.
  • Figure 10 is a schematic structural view of an air outlet guide of an embodiment of the present invention.
  • Figure 11 is a schematic diagram of the heater structure of the embodiment of the present invention.
  • FIG. 12 is a schematic diagram of the circuit board support structure of the embodiment of the present invention.
  • FIG. 13 is an exploded schematic diagram of the circuit board support and the main control circuit board of the embodiment of the present invention.
  • 15 is a schematic diagram of the assembly of the electric wire and the inner shell of the handle according to the embodiment of the present invention.
  • Figure 16 is an exploded schematic view of the extension part of the embodiment of the present invention.
  • Figure 17 is an assembly diagram of the wire, switch and handle inner shell of the embodiment of the present invention.
  • Figure 18 is an exploded schematic view of the switch and handle inner shell of the embodiment of the present invention.
  • Fig. 19 is a partial enlarged schematic diagram of part B in Fig. 18;
  • 20 is a schematic diagram of the structure of the handle housing of the embodiment of the present invention.
  • Figure 21 is an exploded schematic view of the extension part, the outer filter screen and the inner filter screen of the embodiment of the present invention.
  • Figure 22 is a schematic diagram of the internal structure of the outer filter of the embodiment of the present invention.
  • Figure 23 is a schematic structural diagram of a positioning frame according to an embodiment of the present invention.
  • 24 is a schematic diagram of the structure of the inner shell of the handle according to the embodiment of the present invention.
  • Figure 25 is an exploded schematic view of the handle inner shell of the embodiment of the present invention from another perspective;
  • Figure 26 is an exploded schematic view of the tuyere of the embodiment of the present invention.
  • Figure 27 is a front view of the tuyere of the embodiment of the present invention.
  • Fig. 28 is a schematic cross-sectional view at C-C in Fig. 27;
  • Figure 29 is a left side view of the tuyere of the embodiment of the present invention.
  • Fig. 30 is a schematic cross-sectional view at D-D in Fig. 29.
  • 52-Front end plate 53-Second connection hole; 54-Second foolproof groove; 55-First circular step;
  • 70-back cover 71-accommodating slot; 72-rear end plate; 73-circular side plate;
  • 161-switch 162-first conductive sheet; 163-second conductive sheet; 164-button switch;
  • 165-PCB board 166-button; 167-first limit slot; 170-inner front cavity;
  • 191-Third limit slot 191-Third limit slot; 192-Third screw hole; 193-Second positioning gap; 194-Embedded hole;
  • 300-Main body connection part 301-Fluid steering port; 302-Docking plate; 303-Alignment gap;
  • 400-wind nozzle 400-wind nozzle; 401-outer tuyere shell; 402-horn-shaped housing cavity; 403-flat-shaped housing cavity;
  • a hand-held hair dryer includes a body 90 and a handle 100.
  • the handle 100 is provided with a fluid inlet 101
  • the body 90 is provided with a fluid outlet 91
  • the fluid inlet 101 is connected to the fluid.
  • the outlet 91 communicates to form a fluid channel.
  • the main body 90 and the handle 100 are detachably connected.
  • the handle 100 includes a handle inner shell 108 and a handle shell 103 sleeved on the outside of the handle inner shell 108.
  • the fluid inlet 101 is located in the handle inner shell. 108, the fluid inlet 101 is the inlet in the axial direction of the handle 100, a fan assembly 102 is provided in the fluid channel, and the fan assembly 102 is located in the handle 100.
  • the fan assembly 102 includes a fan blade and a drive A motor that rotates the fan blades.
  • the handle inner shell 108 includes an inner front wall 111 and an inner rear wall 112 that are detachably connected.
  • the outer surface of the inner front wall 111 is provided with a guide groove 109, and the inner surface of the handle shell 103 A guide rib 104 corresponding to the guide groove 109 is provided, a first screw hole 110 is provided at the lower end of the handle inner shell 108, and a first mounting hole 105 corresponding to the first screw hole 110 is provided on the handle shell 103 .
  • the main body 90 includes a main body shell 10, the lower end of the main body shell 10 has a fluid diversion port 301 and a main body connecting portion 300 protruding downward along the edge of the fluid diversion port 301, the inner front At least one of the wall 111 and the inner rear wall 112 is detachably connected to the main body connecting portion 300.
  • the main body connecting portion 300 includes a docking plate 302. The front side of the docking plate 302 is provided with an alignment notch 303.
  • the lower end of the notch 303 penetrates the lower surface of the docking plate 302 downwards, an alignment notch 306 is formed between the rear side of the docking plate 302 and the fluid diversion opening 301, and the upper end of the inner front wall 111 is embedded in the alignment notch.
  • the inner surface of the upper end of the inner front wall 111 is provided with a limiting groove 309 corresponding to the docking plate 302, the upper end of the inner rear wall 112 is embedded in the alignment notch 306, and the inner front wall 111 is provided with There is a fifth screw post 310.
  • a reinforcing protrusion 311 is formed on the outside of the bottom of the fifth screw post 310.
  • the alignment notch 303 is provided with a relief groove 305 corresponding to the reinforcing protrusion 311.
  • the rear wall 112 is provided with a fifth connection hole 313 corresponding to the fifth screw post 310, and the alignment notch 303 is provided with an alignment hole 304 adapted to the fifth screw post 310, and the alignment hole 304 is connected to the fifth screw post 310.
  • the alignment notch 306 is connected, the surface of the docking plate 302 facing the inner rear wall 112 is provided with a guide protrusion 307, and the inner rear wall 112 is provided with a guide groove 314 corresponding to the guide protrusion 307.
  • the lower end of the guide protrusion 307 is connected to the lower surface of the docking plate 302, the inner side of the upper end of the guide protrusion 307 has an inwardly extending arc-shaped guide surface 308, and the upper end of the inner side wall of the guide groove 314 is provided with an arc-shaped
  • the guide surface 308 corresponds to the arc-shaped pressing surface 315
  • the inner rear wall 112 is provided with a second locking block 316
  • the inner front wall 111 is provided with a second locking hole 312 corresponding to the second locking block 316.
  • the main body shell 10 is provided with an air outlet guide 20, a heater 40 and a main control circuit board 61 in sequence.
  • the heater 40 is connected to the air outlet guide 20, and the main control
  • the circuit board 61 is mounted on the heater 40 through the circuit board bracket 50, the rear end of the main body casing 10 is provided with a back cover 70, the handle 90 is provided with a fluid inlet 91, and the main body casing 10 is provided with a fluid outlet. 11.
  • a fluid channel is formed between the fluid inlet 91 and the fluid outlet 11
  • a fan assembly 92 is provided in the fluid channel, and the fan assembly 92 is located in the handle 90.
  • the fan assembly 92 includes a fan blade and a drive fan blade to rotate Of the motor.
  • the air outlet guide 20 includes an inner wind deflector 21 and an outer wind deflector 22 arranged on the periphery of the inner wind deflector 21.
  • the inner wind deflector 21 and the outer The wind deflector 22 is provided at the front end of the main body shell 10, the inner wind deflector 21 and the outer wind deflector 22 are connected by a first connecting rib 28, and the inner wind deflector 21 and the outer wind deflector 22 are connected between the inner wind deflector 21 and the outer wind deflector 22.
  • a fluid outlet 11 is formed therebetween.
  • the fluid outlet 11 includes a bell mouth 33 and a straight opening 25 arranged in sequence along the fluid movement direction.
  • the outer side wall of the inner wind deflector 21 is formed with an inclined straight surface 24.
  • the inner wind deflector 21 It is a cone, the inclined straight surface 24 is provided on the outer wall surface of the cone, and the inner side wall of the outer wind deflector 22 is formed with an arc surface 23, which is enclosed by the inclined straight surface 24 and the arc surface 23 to form the horn Port 33, the bell mouth 33 gradually narrows along the fluid direction and then communicates with the through port 25, the inclined straight surface 24 is formed with a first wind guide plane 36 extending in the direction of fluid movement at one end of the inclined straight surface 24 close to the outer wind deflector 22, so An end of the arcuate surface 23 close to the inner wind deflector 21 is formed with a second wind deflecting plane 37 extending in the direction of fluid movement, and the first wind deflecting plane 36 and the second wind deflecting plane 37 enclose the straight opening 25
  • the arc-shaped surface 23 is an arc-shaped concave surface, the arc of the arc-shaped concave surface is 0.4r-0.7r, and the included angle between the inclined straight surface 24 and the first air
  • the outer wall surface of the inner air deflector 21 is provided with a first screw post 30, and the first screw post 30 is provided with multiple A plurality of the first screw columns 30 are connected by a second connecting rib 31, each of the first screw columns 30 is provided with a reinforcing rib, and the second connecting rib 31 is provided with a first foolproof Block 32, the inclined straight surface 24 is provided with a plurality of positioning plates 34 for positioning the heater 40, the plurality of positioning plates 34 are distributed in an annular shape, the positioning plate 34 is provided with a positioning step 35, the handle A fluid inlet 91 is provided on the 90, and the fluid inlet 91 communicates with the fluid outlet 11 to form a fluid channel.
  • the fluid channel is provided with a fan assembly 92, and the fan assembly 92 is located in the handle 90.
  • the fan assembly 92 includes fan blades. And a motor that drives the fan blades to rotate, the outer surface of the outer wind deflector 22 is provided with a locking protrusion 29, and the main body housing 10 is provided with a locking groove 12 corresponding to the locking protrusion 29.
  • the air outlet guide 20 is installed at the front end of the main body shell 10 through the cooperation of the locking protrusion 29 and the locking groove 12.
  • the outer surface of the outer air guide plate 22 is also provided with a first annular groove 27.
  • a first sealing ring 26 is sleeved in an annular groove 27, and the outer surface of the first sealing ring 26 is in pressure contact with the inner surface of the main body shell 10.
  • a bell mouth 33 is formed between the inclined straight surface 24 and the curved surface 23, and the inclined straight surface 24 is close to the outer wind deflector.
  • One end of 22 is provided with a first air guiding plane 36, and the arc-shaped surface 23 is provided with a second air guiding plane 37 at one end close to the inner air guiding plate 21.
  • a straight opening 25 is formed between the first air guiding plane 36 and the second air guiding plane 37.
  • the bell mouth 33 gradually narrows in the direction of the fluid and then communicates with the through port 25, so that the fluid gradually gathers into the through port 25 after passing through the bell mouth 33, and flows out in a straight line, thereby improving the smoothness and efficiency of the air blower , Which makes the blowing effect better.
  • the heater 40 includes a tube 41 arranged in a cylindrical shape and a blade 42 circumferentially arranged on the outside of the tube 41.
  • the blade 42 is provided with heating wires (not shown), and the tube 41 is provided with There is a fixing plate 43.
  • the fixing plate 43 is provided with a first connecting hole 44 corresponding to the first screw post 30. During assembly, the first screw is inserted into the first connecting hole 44 and the first screw from the rear end to the front end of the housing.
  • the posts 30 are screwed together, the fixing plate 43 is provided with a first fool-proof groove 45 corresponding to the first fool-proof block 32, and the rear side of the fixing plate 43 is provided with a second screw post 46, the second There are a plurality of screw posts 46, and the plurality of second screw posts 46 are connected by a third connecting rib 47, and a second foolproof block 48 is provided on the third connecting rib 47.
  • the circuit board support 50 includes a cylinder 51 and a front end plate 52 and a base plate 56 respectively disposed at the front and rear ends of the cylinder 51.
  • the front part of the cylinder 51 is provided with a first annular step 55 .
  • the front end plate 52 is provided with a second connection hole 53 corresponding to the second screw column 46, the second connection hole 53 passes through the front and rear sides of the front end plate 52, and the second connection hole 53 is provided with multiple A plurality of the second connecting holes 53 are distributed on the front end plate 52 in a ring shape, and the circuit board bracket 50 passes through the second connecting hole 53 from back to front through the second screw and is screwed and installed with the second screw column 46
  • the front end plate 52 is provided with a second fool-proof groove 54 corresponding to the second fool-proof block 48, and the base plate 56 has a accommodating cavity 57 recessed forwardly from the rear end of the base plate 56 ,
  • the main control circuit board 61 is mounted on the substrate 56, a third screw
  • a second screw column 46 can also be arranged in the accommodating cavity 57.
  • the accommodating cavity 57 can be used to accommodate the components on the main control circuit board 61, thereby
  • the assembly of the main control circuit board 61 and the circuit board bracket 50 is more compact, and the internal space of the main body of the hair dryer is reduced; an end plate is arranged at the front end of the cylinder 51, and a connecting hole is arranged on the end plate, so that the circuit board bracket 50
  • the assembly is more convenient, the assembly efficiency is improved, the production cost is reduced, and it is conducive to disassembly and maintenance.
  • the front end of the rear cover 70 is provided with a receiving groove 71
  • the receiving groove 71 is provided with a light source
  • the rear cover 70 is provided with a light transmitting portion
  • the receiving groove 71 Inside is a taillight circuit board 81
  • the light source is an LED lamp 82 distributed annularly on the taillight circuit board 81
  • the LED lamp 82 is close to the inner side of the light-transmitting part
  • the accommodating groove 71 is also provided with a fourth A screw column 75
  • the tail light circuit board 81 is provided with a fourth connection hole 83 corresponding to the fourth screw column 75
  • the fourth screw column 75 is provided with a plurality of
  • stiffeners one of which is provided with a third foolproof block 76
  • the taillight circuit board 81 is provided with a third foolproof groove 84 corresponding to the third foolproof block 76
  • the rear cover 70 includes An impermeable rear end plate 72 and an annular side plate 73.
  • a light-transmitting area 74 is formed between the rear end plate 72 and the annular side plate 73.
  • the light-transmitting portion is the light-transmitting area 74, and the rear cover 70 It is made of transparent or semi-transparent material.
  • the surface of the non-transparent part of the back cover 70 is provided with a light-shielding layer.
  • the light-shielding layer includes an end light-shielding layer provided on the outer surface of the middle part of the rear end plate 72 and an annular side plate 73
  • the side light-shielding layer of the outer surface, the light-transmitting area 74 is formed between the edge of the end light-shielding layer and the edge of the side light-shielding layer, and the light-transmitting area 74 is inclined from the edge of the side light-shielding layer to the middle of the rear end plate 72 from front to back
  • the annular side plate 73 is provided with an annular connecting plate 77 extending in the direction of the opening of the accommodating groove 71
  • the annular connecting plate 77 is provided with an ear plate 78
  • the ear plate 78 is provided with a first clamping hole 79.
  • the inner surface of the rear end of the main body housing 10 is provided with a first locking block 13 corresponding to the first locking hole 79, and a second annular step is formed at the connection between the annular connecting plate 77 and the annular side plate 73, so The front side of the annular step is provided with a second sealing ring 80, and the inner surface of the rear end of the main body shell 10 is provided with a second annular groove 14 corresponding to the second sealing ring 80.
  • the tail light circuit board 81 is electrically connected to the main control circuit board 61 of the hair dryer, and the main control circuit board 61 is electrically connected to a temperature sensor. According to different wind temperatures, the main control circuit board 61 A control element (such as a single-chip microcomputer) controls the LED lamp 82 to emit different colors, so that the user can judge the wind temperature according to the change of the color.
  • a control element such as a single-chip microcomputer
  • the main control circuit board 61 in the hair dryer controls the luminous light source to emit according to different wind temperatures. With different colors, the user can directly judge the wind temperature of the hair dryer by observing the change of the color, which is convenient to use.
  • the lower end of the handle inner shell 108 is provided with an extension 116, the extension 116 and the inner rear wall 112 are connected with a clamping plate 115, and the lower end of the extension 116 is sequentially provided with
  • the wire opening 123 and the wire clamping hole 126 located above the wire opening 123 are provided with a wire dividing groove 128 on both sides of the wire clamping hole 126.
  • the upper and lower ends of the wire clamping hole 126 are respectively connected to the wire dividing groove 128 and
  • the cable opening 123 is connected, and the outer surface of the extension 116 is provided with a cable groove 129 through which the power supply line passes out.
  • the cable groove 129 is in communication with the branch groove 128.
  • Each of the multiple sets of wire clamping components includes two spaced limit posts 113.
  • One end of the limit posts 113 extends from the handle inner shell 108
  • the outer surface protrudes outwards, a wire clamping opening 114 is formed between the two spaced limit posts 113, and the wires are passed through the wire distribution groove 128 and the wire passage groove in turn from the wire passage opening 123 and the wire clamping hole 126 129 penetrates outwards, and is distributed through a plurality of clamping openings 114 from bottom to top.
  • the fluid inlet 101 is provided at the connection between the extension 116 and the handle inner shell 108, and the fluid inlet 101 is located on the lower end surface of the handle inner shell 108.
  • the fluid inlet 101 is an inlet in the axial direction of the handle 100.
  • the portion 116 includes a left extension portion 117 and a right extension portion 118.
  • the left extension portion 117 and the right extension portion 118 are connected by a fourth partition plate 224.
  • the left extension portion 117 includes a fourth partition plate 224.
  • the first forearm 119 and the second forearm 120 are integrally connected with the inner front wall 111
  • the first rear arm 121 and the second rear arm 122 are integrally connected with the inner rear wall 112
  • the cable opening 123 is located on the left
  • a relatively protruding first squeeze block 124 and a second squeeze block 125 are provided above the line opening 123
  • the first squeeze block 124 and the second squeeze block 125 are relatively protruding.
  • a wire clamping hole 126 is formed between the pressing blocks 125.
  • the first pressing block 124 and the second pressing block 125 are formed integrally with the extension 116.
  • the first pressing block 124 and the second pressing block 125 face
  • a line dividing block 127 is provided on one side of the inner shell 108 of the handle.
  • a line dividing groove 128 is formed between the first squeezing block 124 and the second squeezing block 125 and the corresponding line dividing block 127.
  • the second squeezing block 125 is formed on the second front arm 120 and the second rear arm 122, respectively, the wire-passing groove 129 is located on the second rear arm 122, and the outer surface of the second rear arm 122 is provided with multiple A plurality of stopper protrusions 130 are staggered, and the plurality of stopper protrusions 130 form a wire clamping area 131 between the plurality of stopper protrusions 130.
  • the extension 116 is provided with a wire opening 123, a wire clamping hole 126, a wire splitting groove 128 and a wire groove 129, and multiple sets are provided on the outer surface of the handle inner shell 108
  • the wire clamping components distributed along the length of the inner shell 108 of the handle.
  • the multiple groups of wire clamping components each include two spaced limit posts 113.
  • the two spaced limit posts 113 form a wire clamping port 114, and the wires are in turn from Pass through the wire opening 123 and the wire clamping hole 126, pass through the wire distribution groove 128 and the wire groove 129, and pass through the plurality of wire clamping openings 114 from bottom to top, so as to make the wire assembly more convenient and improve
  • the assembly efficiency reduces the production cost of the enterprise; by setting the relatively protruding first extrusion block 124 and the second extrusion block 125 in the cable opening 123, the first extrusion block 124 and the second extrusion block 125 are formed
  • the wire clamping hole 126, and the first extrusion block 124 and the second extrusion block 125 are integrally formed with the extension 116, so that there is no need to separately provide a positioning block to fix the wire, simplify the structure and reduce the material cost.
  • the outer surface of the upper end of the handle inner shell 108 has a mounting platform 140 that is recessed inward.
  • the mounting platform 140 is provided with two mounting plates 141 arranged at a distance.
  • the mounting plate 141 is vertically arranged on the outer surface of the middle part of the mounting platform 140, an installation space is formed between the two mounting plates 141, a switch is arranged in the installation space, and the installation space is sequentially arranged at intervals from top to bottom.
  • the first partition plate 142, the second partition plate 143 and the third partition plate 144, the first partition plate 142, the second partition plate 143 and the two mounting plates 141 enclose a first installation A groove 145, a second installation groove 146 is enclosed between the third partition plate 144 and the two installation plates 141, one side of the second installation groove 146 is provided with a wire gap 151, and the second installation groove
  • the lower end of the 146 is provided with a first limiting block 152
  • the PCB board 165 is provided with a first limiting slot 167 corresponding to the first limiting block 152
  • the second partition plate 143, the third partition plate 144 and the two mounting plates 141 are surrounded by a third mounting slot 147.
  • the switch includes a toggle switch 159 for controlling power and a A button switch 164 for controlling gears, the toggle switch 159 is arranged in the first installation groove 145, the button switch 164 is arranged in the second installation groove 146, and the toggle switch 159 includes a toggle switch body 160 and A toggle block 161 provided on the toggle switch body 160.
  • the button switch 164 includes a PCB board 165 and a button 166 provided on the PCB board 165.
  • the length and width of the toggle switch body 160 are the same as the first mounting slot 145
  • the length and width of the PCB board 165 are adapted to the length and width of the second mounting groove 146, and the upper and lower ends of the toggle switch body 160 are respectively provided with first conductive sheets 162 And the second conductive sheet 163, the first conductive sheet 162 and the second conductive sheet 163 are respectively electrically connected to the main control circuit board and the power line 132 of the hair dryer, the first partition plate 142 and the second partition plate 143 is respectively provided with a first relief groove 148 and a second relief groove 149 for the first conductive sheet 162 and the second conductive sheet 163 to extend outward.
  • the first conductive sheet 162 is provided with two The first conductive sheet 162 is distributed along the opening width direction of the first relief groove 148, the opening width of the first relief groove 148 is greater than the opening width of the second relief groove 149, and the installation platform 140 is also provided with
  • the switch cover 155 is provided with a toggle cap 156 and a button 166 cap 157 corresponding to the toggle block 161 and the button 166 respectively.
  • the toggle cap 156 is connected to the toggle block 161, and the button 166
  • the cap 157 is in contact with the button 166, and the toggle cap 156 and the button 166 cap 157 respectively pass through the shift block 161 on the handle housing 103 and the button 166 relief hole 106 and the button 166 relief hole 107.
  • the mounting platform 140 is also provided with a second positioning hole 153
  • the switch cover 155 is provided with a positioning post (not shown) corresponding to the second positioning hole 153
  • the second mounting groove A second screw hole 154 is also provided in the 146, and a second mounting hole 158 corresponding to the second screw hole 154 is provided on the switch cover 155.
  • a mounting platform 140 is provided on the outer surface of the upper end of the handle inner shell 108.
  • Two mounting plates 141 are provided on the mounting platform 140.
  • the two mounting plates 141 are vertically arranged on the outer surface of the middle of the mounting platform 140, and the two mounting plates
  • An installation space for the switch is formed between 141, so that there is no need to separately set a mounting seat for installing the switch, which simplifies the installation structure of the switch, reduces the assembly process, improves the assembly efficiency, reduces the production cost of the enterprise, and facilitates disassembly and maintenance.
  • the muffler includes a sound-absorbing cotton (not shown) distributed annularly inside the fluid inlet 101 and a positioning frame 176 for fixing the sound-absorbing cotton.
  • the sound-absorbing cotton is located at the positioning frame 176 and the handle.
  • the positioning frame 176 is provided with a through hole 177 for exposing the silencer cotton, and the positioning frame 176 is provided with a honeycomb plate 179 at one end close to the fluid inlet 101, and the honeycomb plate 179 is provided A plurality of closely arranged honeycomb holes 180, the honeycomb holes 180 penetrate the upper and lower sides of the honeycomb plate 179, the inner surface of the handle inner shell 108 is provided with a positioning cavity, and the end of the positioning cavity close to the fluid inlet 101 is provided with a plurality of There are a plurality of annularly distributed positioning grooves 172, the sound-absorbing cotton is provided with multiple, and a plurality of the sound-absorbing cottons are installed in the corresponding positioning grooves 172.
  • the width of the positioning grooves 172 along the fluid inflow direction is not more than 9mm.
  • the width of the sound-absorbing cotton is adapted to the width of the positioning groove 172, both ends of the positioning cavity are provided with positioning bars 173, the positioning bars 173 are provided with a second limiting groove 174, and the positioning frame 176 is provided There is a second limiting block 178 corresponding to the second limiting groove 174, the handle inner shell 108 includes an inner front wall 111 and an inner rear wall 112 that are detachably connected, and the positioning cavity includes an inner front wall 111 and an inner rear wall 112 respectively.
  • the lower end of the positioning frame 176 is provided with a first positioning notch 181
  • the inner front cavity 170 is provided with a positioning protrusion corresponding to the first positioning notch 181 Block 175.
  • the sound-absorbing cotton in the present invention can also be replaced by felt.
  • the outer filter screen 200 arranged in a cylindrical shape is provided on the outer side of the fluid inlet 101, and the side wall 215 of the outer filter screen 200 is provided with a plurality of air inlet holes communicating with the fluid inlet 101 201, the outer filter 200 is sleeved on the outside of the extension 116, the extension 116 is provided with a first magnetic component 190, the outer filter 200 is provided with a second magnetic component 205, the outer filter The net 200 and the extension 116 are magnetically connected by a first magnetic component 190 and a second magnetic component 205.
  • the first magnetic component 190 is provided on the lower end surface of the extension 116, and the lower end of the side wall 215 is provided with a bottom.
  • the end plate 202, the side wall 215 and the bottom end plate 202 are enclosed to form a accommodating cavity, the second magnetic component 205 is located on the inner surface of the bottom end plate 202, and the inner surface of the bottom end plate 202 is provided There are a plurality of annularly distributed positioning protrusions 203, the second magnetic component 205 is provided with positioning through holes 206 corresponding to the positioning protrusions 203, and the lower end of the extension 116 is provided with a first magnetic component 190
  • the embedding hole 194 has a relief opening 195 for the first magnetic component 190 to expose the lower end surface of the extension 116, the first magnetic component 190 is a magnet, and the second magnetic component 205 is an iron ring,
  • the inner side of the outer filter 200 is also provided with an inner filter 214 and an inner filter holder 207 arranged in a cylindrical shape.
  • the inner filter 214 is located between the extension 116 and the inner filter holder 207, and the inner filter 214 is located between the extension 116 and the inner filter holder 207.
  • the net support 207 includes an upper ring 208 and a lower ring 209 located below the upper ring 208.
  • the upper ring 208 and the lower ring 209 are connected by a connecting arm 210.
  • the outer diameter of the upper ring 208 is larger than that of the lower ring.
  • the outer diameter of the ring 209, the outer side of the connecting arm 210 is provided with a positioning protruding strip 211, the upper end of the positioning protruding strip 211 extends upward through the upper ring 208, and the lower end of the handle 100 is provided with a positioning protruding strip 211
  • the second positioning notch 193 adapted to the protruding end, the inner surface of the outer filter 200 is provided with a positioning groove 204 that is adapted to the positioning protrusion 211, and the lower end of the extension 116 is provided with a third limiting groove 191.
  • a third screw hole 192 is provided in the third limiting groove 191, and a third limiting block 212 corresponding to the third limiting groove 191 is provided on the inner side of the lower ring 209.
  • the position block 212 is provided with a third mounting hole 213 corresponding to the third screw hole 192.
  • the magnet in the present invention can also be arranged on the outer filter screen 200, and the iron ring is correspondingly arranged on the extension 116.
  • the outer filter 200 is set on the outside of the extension 116, and the outer filter 200 and the extension 116 are magnetically attracted and connected, using magnetic
  • the suction connection the user only needs to use a certain amount of force to separate the outer filter 200 from the handle 100 when disassembling, and the outer filter 200 only needs to be inserted into the extension 116 during installation to automatically suck and close, which simplifies the outer filter
  • the installation and disassembly method between the net 200 and the handle 100 facilitates the removal of the outer filter 200 for internal cleaning; by providing an embedding hole 194 at the lower end of the extension 116, the magnet can be directly embedded in the embedding hole 194, and the assembly of the magnet is convenient.
  • the fourth partition plate 224 on the extension 116 divides the fluid inlet 101 into a front inlet 220 and a rear inlet 221, and the first forearm 119 and the second forearm 120 pass through the fourth dividing plate.
  • the partition 224 is connected, the first front arm 119, the second front arm 120, and the fourth partition 224 are enclosed to form a front air guide groove 222, and the first rear arm 121, the second rear arm 122 and the fourth partition A rear air guide groove 223 is enclosed between the partitions 224.
  • the front air guide groove 222 and the rear air guide groove 223 communicate with the front inlet 220 and the rear inlet 221, respectively.
  • Both the front air guide groove 222 and the rear air guide groove 223 are connected to each other.
  • the front air guide groove 222 and the rear air guide groove 223 gradually increase from bottom to top.
  • the first forearm 119, the second forearm 120 and the fourth partition plate 224 are integrally formed.
  • the first The forearm 119 and the second forearm 120 are both provided with a fourth screw hole 225
  • the first rear arm 121 and the second rear arm 122 are both provided with a fourth mounting hole 226 corresponding to the fourth screw hole 225
  • the first Both the forearm 119 and the second forearm 120 are provided with a limiting notch 227
  • both the first rear arm 121 and the second rear arm 122 are provided with a limiting protrusion 228 corresponding to the limiting notch 227.
  • the fourth partition plate 224 in the present invention can also be integrally formed with the first rear arm 121 and the second rear arm 122, and two fourth partition plates 224 can also be provided, one of which is The four partition plates 224 are integrally formed with the first forearm 119 and the second forearm 120, and the other fourth partition plate 224 is integrally formed with the first rear arm 121 and the second rear arm 122.
  • a fluid inlet 101 is provided at the connection between the extension 116 and the handle inner shell 108.
  • the extension 116 includes a left extension 117 and a right extension 118, a left extension 117 and a right extension 118 are connected by a fourth partition plate 224.
  • the fourth partition plate 224 separates the fluid inlet 101 into a front inlet 220 and a rear inlet 221. When the hair dryer is working, the wind outside the fluid inlet 101 is separated along the fourth partition.
  • the front and rear sides of the plate 224 are guided to the front inlet 220 and the rear inlet 221 to avoid the interference of wind on the front and rear sides of the fourth partition plate 224 to produce turbulence, so that the suction is smoother, the suction efficiency is improved, and the blowing effect of the hair dryer is enhanced;
  • the front air guide groove 222 and the rear air guide groove 223 arranged in a horn shape the resistance of the sucked wind into the fluid inlet 101 along the front air guide groove 222 or the rear air guide groove 223 is gradually reduced, and the suction efficiency is improved.
  • the front end of the main body 90 is provided with a tuyere 400.
  • the tuyere 400 includes an outer tuyere shell 401, an inner tuyere shell 405, and a baffle 417.
  • the inner tuyere The inside of the shell 405 has a horn-shaped air inlet cavity 406 and a flat air outlet cavity 409 communicating with the horn-shaped air inlet cavity 406.
  • the outer tuyere shell 401 is sleeved on the outer side of the inner tuyere shell 405.
  • the inner side of the outer tuyere shell 401 has a horn-shaped accommodating cavity 402 and a flat-shaped accommodating cavity 403 corresponding to the horn-shaped air inlet cavity 406 and the flat air outlet cavity 409, the horn-shaped accommodating cavity 402 and The flat accommodating cavity 403 is in communication, the inner wall of the horn-shaped accommodating cavity 402 is provided with a locking block 404, and the outer wall of the horn-shaped air inlet cavity 406 is provided with a locking slot corresponding to the locking block 404 415, the outer tuyere shell 401 and the inner tuyere shell 405 are combined with each other by the locking block 404 and the locking slot 415, and the baffle 417 is provided in the horn-shaped air inlet cavity 406 At the opening, a distance is maintained between the outer edge of the baffle 417 and the opening edge of the horn-shaped air inlet cavity 406 to form an air inlet 410.
  • the baffle 417 includes a circular plate body 418, and the outer side of the circular plate body 418 An annular rib 419 protruding radially outward is provided. A distance is maintained between the annular rib 419 and the opening edge of the trumpet-shaped air inlet cavity 406 to form an air inlet 410.
  • the outer side of the air inlet 410 is provided with an annular shape.
  • Mounting groove 416, the front end of the outer air deflector 22 is provided with an iron ring 423 (FIG.
  • the ring-shaped mounting groove 416 is provided with a ring magnet 422 corresponding to the iron ring, and the flat air outlet cavity 409 is far away
  • One end of the air inlet 410 is provided with an air outlet 411
  • the outer surface of the trumpet-shaped air inlet cavity 406 is provided with an obliquely extending plate 412, and the obliquely extending plate 412 extends obliquely outward from the air inlet 410 toward the air outlet 411
  • the obliquely extending plate 412 makes the width b of the air outlet 411 greater than the diameter k of the opening of the horn-shaped air inlet cavity 406, the horn-shaped air inlet cavity 406 is provided with a mounting portion, the baffle 417 and the mounting portion
  • the mounting portion is a sixth screw post 414
  • the baffle 417 is provided with a sixth connection hole 420 corresponding to the sixth screw post 414
  • the horn-shaped air inlet cavity 406 is also provided with a fifth
  • the inner tuyere shell 405 and the baffle 417 are provided.
  • the inner tuyere shell 405 has a horn-shaped air inlet cavity 406 and a flat air outlet cavity 409 connected to the horn-shaped air inlet cavity 406.
  • the baffle 417 is provided at the opening of the horn-shaped air inlet cavity 406, and the outer edge of the baffle 417 and the opening edge of the horn-shaped air inlet cavity 406 are spaced to form an air inlet 410, thereby avoiding the horn-shaped air inlet cavity 406 and
  • the area between the fluid outlets is prone to turbulent flow, which improves the smoothness and efficiency of the air outlet 400 and makes the blowing effect better; by providing the fifth partition plate 413, the inside of the horn-shaped air inlet cavity 406 is lowered.
  • the strength of the mutual interference of the wind which further improves the smoothness of the wind; by providing the obliquely extending plate 412, the obliquely extending plate 412 makes the width of the air outlet 411 larger than the diameter of the opening of the horn-shaped air inlet cavity 406, so that the air nozzle 400
  • the air output per unit time is larger, the range of air blowing is wider, and the user experience is better.
  • the present invention simplifies the product structure and reduces the cost of mold manufacturing by arranging the main body 90 and the handle 100 to be detachably connected, avoiding the main body 90 and the handle 100 from being scrapped due to injection problems during the molding process, saving resources, and being easy to install.
  • the front and rear sides of the docking board 302 are provided with alignment notches 303 and alignment notches 306, and the handle inner shell 108 is set as a detachable and connected inner front wall 111 and the inner rear wall 112, the inner front wall 111 is provided with a fifth screw column 310, the inner rear wall is provided with a fifth connecting hole 313, and the docking plate 302 is provided with an alignment hole 304.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Cleaning And Drying Hair (AREA)

Abstract

一种手持式吹风机，包括主体（90）和手柄（100），手柄上设有流体入口（101），主体上设有流体出口（91），流体入口与流体出口连通形成流体通道，主体和手柄可拆卸连接，主体包括主体壳（10），主体壳具有流体转向口（301）和沿流体转向口的边沿向下凸出的主体连接部（300），流体入口和流体出口均与流体转向口连通，手柄包括手柄内壳（108），手柄内壳包括可拆卸连接的内前壁（111）和内后壁（112），内前壁和内后壁至少之一与主体连接部可拆卸连接。采用主体与手柄拆卸连接的设置，简化产品结构，降低模具制造成本，避免主体和手柄在成型过程因注塑问题导致同时报废，节省资源，同时，易于安装拆解，便于维修保养，主体壳与手柄内壳的组装更方便，提高组装效率，降低企业生产成本。

Description

手持式吹风机 技术领域
本发明涉及手持式器具，具体涉及一种手持式吹风机。
背景技术
吹风机的基本原理是将气体席卷于机体内部，经过调温、调速以后用于吹发、烘干或者除尘等领域。传统的手持式吹风机主要由主体和手柄构成，手柄与主体通过一体注塑成型，这样的结构过于复杂，模具制造成本高，在成型过程中整个零件容易产生局部缩水、变形等注塑问题，导致整个零件报废，造成资源浪费，同时，不易于安装拆解，不便于维修保养。
发明内容
本发明针对现有技术存在之缺失，提供一种手持式吹风机，其采用主体与手柄拆卸连接的设置，简化产品结构，降低模具制造成本，避免主体和手柄在成型过程因注塑问题导致同时报废，节省资源，同时，易于安装拆解，便于维修保养。
为实现上述目的，本发明采用如下之技术方案：
一种手持式吹风机，包括主体和手柄，所述手柄上设有流体入口，所述主体上设有流体出口，所述流体入口与流体出口连通形成流体通道，所述主体和手柄可拆卸连接。
作为一种优选方案，所述主体包括主体壳，所述主体壳具有流体转向口和沿流体转向口的边沿向下凸出的主体连接部，所述流体入口和流体出口均与流体转向口连通，所述手柄包括手柄内壳，所述手柄内壳包括可拆卸连接的内前壁和内后壁，所述内前壁和内后壁至少之一与主体连接部可拆卸连接。
作为一种优选方案，所述主体连接部包括对接板，所述对接板的前侧设有对位缺槽，所述内前壁的上端嵌入对位缺槽内，所述对接板的后侧与流体转向口之间形成有对位缺口，所述内后壁的上端嵌入对位缺口内，所述内前壁设有螺丝柱，所述内后壁设有与螺丝柱对应的连接孔，所述对接板上设有与螺丝柱适配的对位孔，所述对位孔与对位缺口连通。
作为一种优选方案，所述对接板面向内后壁一侧的表面设有导向凸条，所述内后壁上设有与导向凸条对应的导向凹槽。
作为一种优选方案，所述导向凸条的下端与对接板的下表面连接，所述导向凸条上端的内侧具有向内延伸的弧形导向面，所述导向凹槽内侧壁的上端设有与弧形导向面对应的弧形抵压面。
作为一种优选方案，所述螺丝柱的底部外侧成型有加强凸块，所述对位缺槽上设有与加强凸块对应的让位凹槽。
作为一种优选方案，所述对位缺槽的下端向下穿出对接板的下表面。
作为一种优选方案，所述内后壁上设有卡块，所述内前壁上设有与卡块对应的卡孔。
作为一种优选方案，所述主体壳内依次设有出风导件、发热器和主控电路版，所述主体壳的后端设有后盖，所述流体出口设于出风导件上。
作为一种优选方案，所述手柄上设有开关，所述流体通道内设有风扇组件，并且风扇组件位于手柄上，所述风扇组件包括电机和由电机驱动旋转的扇叶。
本发明与现有技术相比具有明显的优点和有益效果，具体而言，通过设置主体和手柄可拆卸连接，简化产品结构，降低模具制造成本，避免主体和手柄在成型过程因注塑问题导致同时报废，节省资源，同时，易于安装拆解，便于维修保养；通过在主体壳上设置对接板，对接板的前后两侧设置对位缺槽和对位缺口，手柄内壳设置为可拆卸连接的内前壁和内后壁，内前壁设置螺丝柱，内后壁设置连接孔，对接板上设置对位孔，组装时，将螺丝柱沿插入对位孔使内前壁的上端嵌入对位缺槽，内后壁的上端直接嵌入对位缺口，再用螺丝锁紧，使主体壳与手柄内壳的组装更方便，提高组装效率，降低企业生产成本；通过在对接板面向内后壁一侧的表面设置导向凸条，内后壁上设置导向凹槽，通过导向的作用便于内后壁的上端对位后快速滑入对位缺口内，进一步提高组装效率；通过在螺丝柱的底部外侧成型有加强凸块，增强螺丝柱与内前壁的连接处的强度，避免在组装过程中容易造成螺丝柱断裂。
为更清楚地阐述本发明的结构特征、技术手段及其所达到的具体目的和功能，下面结合附图与具体实施例来对本发明作进一步详细说明：
附图说明
图1是本发明之实施例的组装结构示意图；
图2是本发明之实施例的主体分解示意图；
图3是本发明之实施例的手柄分解示意图；
图4是本发明之实施例的主视图；
图5是图4中A-A处的截面示意图；
图6是本发明之实施例的主体壳、内前壁和内后壁的分解示意图；
图7是本发明之实施例的主体壳的结构示意图；
图8是本发明之实施例的手柄内壳分解示意图；
图9是本发明之实施例的出风导件的截面示意图；
图10是本发明之实施例的出风导件结构示意图；
图11是本发明之实施例的发热器结构示意图；
图12是本发明之实施例的电路板支架结构示意图；
图13是本发明之实施例的电路板支架和主控电路板分解示意图；
图14是本发明之实施例的后盖截面示意图；
图15是本发明之实施例的电线与手柄内壳的装配示意图；
图16是本发明之实施例的延伸部的分解示意图；
图17是本发明之实施例的电线、开关和手柄内壳的装配示意图；
图18是本发明之实施例的开关和手柄内壳的分解示意图；
图19是图18中B部分的局部放大示意图；
图20是本发明之实施例的手柄外壳结构示意图；
图21是本发明之实施例的延伸部、外滤网和内滤网的分解示意图；
图22是本发明之实施例的外滤网内部结构示意图；
图23是本发明之实施例的定位框结构示意图；
图24是本发明之实施例的手柄内壳结构示意图；
图25是本发明之实施例的手柄内壳另一视角分解示意图；
图26是本发明之实施例的风嘴分解示意图；
图27是本发明之实施例的风嘴主视图；
图28是图27中C-C处截面示意图；
图29是本发明之实施例的风嘴左视图；
图30是图29中D-D处截面示意图。
附图标识说明：
10-主体壳；       12-锁止凹槽；     13-第一卡块；
14-第二环形槽；   20-出风导件；     21-内导风板；     22-外导风板；
23-弧形面；       24-倾斜直面；     25-直通口；       26-第一密封圈；
27-第一环形槽；   28-第一连接筋；   29-锁止凸条；     30-第一螺丝柱；
31-第二连接筋；   32-第一防呆块；   33-喇叭口；       34-定位板；
35-定位台阶；     36-第一导风平面； 37-第二导风平面； d-宽度；
h-深度；          40-发热器；       41-管道；         42-叶片；
43-固定板；       44-第一连接孔；   45-第一防呆槽；   46-第二螺丝柱；
47-第三连接筋；   48-第二防呆块；   50-电路板支架；   51-圆筒；
52-前端板；       53-第二连接孔；   54-第二防呆槽；   55-第一环形台阶；
56-基板；         57-容置腔；       58-第三螺丝柱；   59-定位柱；
60-导流板；       61-主控电路板；   62-第三连接孔；   63-第一定位孔；
70-后盖；         71-容置槽；       72-后端板；       73-环形侧板；
74-透光区；       75-第四螺丝柱；   76-第三防呆块；   77-环形连接板；
78-耳板；         79-第一卡孔；     80-第二密封圈；   81-尾灯电路板；
82-LED灯；        83-第四连接孔；   84-第三防呆槽；
90-主体；         91-流体出口；     100-手柄；        101-流体入口；
102-风扇组件；    103-手柄外壳；    104-导向筋；      105-第一安装孔；
106-拨块让位孔；  107-按键让位孔；  108-手柄内壳；    109-导向槽；
110-第一螺丝孔；  111-内前壁；      112-内后壁；      113-限位柱；
114-夹线口；      115-卡板；        116-延伸部；      117-左延伸部；
118-右延伸部；    119-第一前臂；    120-第二前臂；    121-第一后臂；
122-第二后臂；    123-通线口；      124-第一挤压块；  125-第二挤压块；
126-夹线孔；      127-分线块；      128-分线槽；      129-通线槽；
130-挡块凸起；    131-卡线区；      132-电源线；      140-安装平台；
141-安装板；      142-第一分隔板；  143-第二分隔板；  144-第三分隔板；
145-第一安装槽；  146-第二安装槽；   147-第三安装槽；   148-第一让位槽；
149-第二让位槽；  150-通线开口；     151-通线缺口；     152-第一限位块；
153-定位孔；      154-第二螺丝孔；   155-开关盖板；     156-拨动帽；
157-按键帽；      158-第二安装孔；   159-拨动开关；     160-拨动开关本体；
161-拨块；        162-第一导电片；   163-第二导电片；   164-按钮开关；
165-PCB板；       166-按键；         167-第一限位槽；   170-内前腔；
171-内后腔；      172-定位槽；       173-定位条；       174-第二限位槽；
175-定位凸块；    176-定位框；       177-让位通孔；     178-第二限位块；
179-蜂窝板；      180-蜂窝孔；       181-第一定位缺口； 190-第一磁性部件；
191-第三限位槽；  192-第三螺丝孔；   193-第二定位缺口； 194-嵌入孔；
195-让位开口；    200-外滤网；       201-进风孔；       202-底端板；
203-定位凸柱；    204-定位凹槽；     205-第二磁性部件； 206-定位通孔；
207-内滤网支架；  208-上圆环；       209-下圆环；       210-连接臂；
211-定位凸条；    212-第三限位块；   213-第三安装孔；   214-内滤网；
215-侧壁；        220-前入口；       221-后入口；       222-前导风槽；
223-后导风槽；    224-第四分隔板；   225-第四螺丝孔；   226-第四安装孔；
227-限位缺口；    228-限位凸块；
300-主体连接部；  301-流体转向口；   302-对接板；       303-对位缺槽；
304-对位孔；      305-让位凹槽；     306-对位缺口；     307-导向凸条；
308-弧形导向面；  309-限位凹槽；     310-第五螺丝柱；   311-加强凸块；
312-第二卡孔；    313-第五连接孔；   314-导向凹槽；     315-弧形抵压面；
316-第二卡块；
400-风嘴；        401-外层风嘴壳；   402-喇叭状容置腔； 403-扁平状容置腔；
404-锁止卡块；    405-内层风嘴壳；   406-喇叭状进风腔； 407-第一进风腔；
408-第二进风腔；  409-扁平状出风腔； 410-进风口；       411-出风口；
412-斜向延伸板；  413-第五分隔板；   414-第六螺丝柱；   415-锁止卡槽；
416-环形安装槽；  417-挡板；         418-圆板本体；     419-环形挡边；
420-第六连接孔；  421-第四限位槽；   422-环形磁体；     423-铁圈。
具体实施方式
在本发明的描述中，需要说明的是，术语“中心”、“上”、“下”、“左”、“右”、“竖直”、“水平”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述发明和简化描述，而不是指示或暗示所指的位置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。
在本发明的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连， 也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以视具体情况理解上述术语在本发明中的具体含义。
如图1-30所示，一种手持式吹风机，包括主体90和手柄100，所述手柄100上设有流体入口101，所述主体90上设有流体出口91，所述流体入口101与流体出口91连通形成流体通道，所述主体90和手柄100可拆卸连接，所述手柄100包括手柄内壳108和套设与手柄内壳108外侧的手柄外壳103，所述流体入口101位于手柄内壳108的下端面，所述流体入口101为手柄100轴向方向上的入口，所述流体通道内设有风扇组件102，并且风扇组件102位于手柄100内，所述风扇组件102包括扇叶和驱动扇叶转动的电机，所述手柄内壳108包括可拆卸连接的内前壁111和内后壁112，所述内前壁111的外表面设有导向槽109，所述手柄外壳103的内表面设有与导向槽109对应的导向筋104，所述手柄内壳108的下端设有第一螺丝孔110，所述手柄外壳103上设有的与第一螺丝孔110对应的第一安装孔105。
如图6-8所示，所述主体90包括主体壳10，所述主体壳10下端具有流体转向口301和沿流体转向口301的边沿向下凸出的主体连接部300，所述内前壁111和内后壁112至少之一与主体连接部300可拆卸连接，所述主体连接部300包括对接板302，所述对接板302的前侧设有对位缺槽303，所述对位缺槽303的下端向下穿出对接板302的下表面，所述对接板302的后侧与流体转向口301之间形成有对位缺口306，所述内前壁111的上端嵌入对位缺槽303内，所述内前壁111上端的内表面设有与对接板302对应的限位凹槽309，所述内后壁112的上端嵌入对位缺口306内，所述内前壁111设有第五螺丝柱310，所述第五螺丝柱310的底部外侧成型有加强凸块311，所述对位缺槽303上设有与加强凸块311对应的让位凹槽305，所述内后壁112设有与第五螺丝柱310对应的第五连接孔313，所述对位缺槽303内设有与第五螺丝柱310适配的对位孔304，所述对位孔304与对位缺口306连通，所述对接板302面向内后壁112一侧的表面设有导向凸条307，所述内后壁112上设有与导向凸条307对应的导向凹槽314，所述导向凸条307的下端与对接板302的下表面连接，所述导向凸条307上端的内侧具有向内延伸的弧形导向面308，所述导向凹槽314内侧壁的上端设有与弧形导向面308对应的弧形抵压面315，所述内后壁112上设有第二卡块316，所述内前壁111上设有与第二卡块316对应的第二卡孔312。
如图1-5所示，所述主体壳10内依次设有出风导件20、发热器40和主控电路板61，所述发热器40与出风导件20连接，所述主控电路板61通过电路板支架50安装于发热器40上，所述主体壳10的后端设有后盖70，所述手柄90上设有流体入口91，所述主体壳10上设有流体出口11，所述流体入口91和流体出口11之间形成流体通道，所述流体通道内设有风扇组件92，并且风扇组件92位于手柄90内，所述风扇组件92包括扇叶和驱动扇叶转动的电机。
如图7、图9和图10所示，所述出风导件20包括内导风板21和设于内导风板21外围的外导风板22，所述内导风板21和外导风板22设于主体壳10内的前端，所述内导风板21和外导风板22之间通过第一连接筋28连接，所述内导风板21和外导风板22之间形成有流体出口11，所述流体出口11包括沿流体运动方向依次设置的喇 叭口33和直通口25，所述内导风板21外侧壁形成有倾斜直面24，所述内导风板21为锥面体，所述倾斜直面24设于锥面体的外壁面上，所述外导风板22的内侧壁形成有弧形面23，由该倾斜直面24和弧形面23围合形成该喇叭口33，所述喇叭口33沿流体方向逐渐收窄后与直通口25连通，所述倾斜直面24靠近外导风板22的一端形成有朝流体运动方向延伸的第一导风平面36，所述弧形面23靠近内导风板21的一端形成有朝流体运动方向延伸的第二导风平面37，由该第一导风平面36和第二导风平面37围合形成该直通口25，所述弧形面23为弧形凹面，所述弧形凹面的弧度为0.4r～0.7r，所述倾斜直面24与第一导风平面36之间的夹角为120°～140°，所述直通口25的宽度d为1.5～3.0mm，深度h为2.0～4.0mm，所述内导风板21的外壁面设有第一螺丝柱30，所述第一螺丝柱30设有多个，多个所述第一螺丝柱30之间通过第二连接筋31连接，每个所述第一螺丝柱30均设有加强筋，所述第二连接筋31上设有第一防呆块32，所述倾斜直面24上设有多个用于定位发热器40的定位板34，多个所述定位板34呈环形分布，所述定位板34上设有定位台阶35，所述手柄90上设有流体入口91，所述流体入口91与流体出口11连通形成流体通道，所述流体通道内设有风扇组件92，并且风扇组件92位于手柄90内，所述风扇组件92包括扇叶和驱动扇叶转动的电机，所述外导风板22的外表面设有锁止凸条29，所述主体壳10内设有与锁止凸条29对应的锁止凹槽12，所述出风导件20通过锁止凸条29与锁止凹槽12的配合安装于主体壳10内的前端，所述外导风板22的外表面还设有第一环形槽27，所述第一环形槽27内套设有第一密封圈26，所述第一密封圈26外侧的表面与主体壳10的内表面抵压接触。
通过在内导风板21和外导风板22上分别设置倾斜直面24和弧形面23，倾斜直面24和弧形面23之间形成喇叭口33，以及在倾斜直面24靠近外导风板22的一端设置第一导风平面36，弧形面23靠近内导风板21的一端设置第二导风平面37，第一导风平面36和第二导风平面37之间形成直通口25，喇叭口33沿流体方向逐渐收窄后与直通口25连通，使得流体经过喇叭口33后逐渐聚集到直通口25，并呈直线向外流出，从而提高吹风机的出风顺畅性和出风效率，使得吹风效果更好。
如图11所示，所述发热器40包括呈筒状设置的管道41和周向设于管道41外侧的叶片42，所述叶片42上设有发热丝(未示出)，所述管道41内设有固定板43，所述固定板43上设有与第一螺丝柱30对应的第一连接孔44，组装时，第一螺丝从壳体后端向前端插入第一连接孔44与第一螺丝柱30螺合连接，所述固定板43上设有与第一防呆块32对应的第一防呆槽45，所述固定板43的后侧设有第二螺丝柱46，所述第二螺丝柱46设有多个，多个所述第二螺丝柱46之间通过第三连接筋47连接，所述第三连接筋47上设有第二防呆块48。
如图12-13所示，所述电路板支架50包括圆筒51以及分别设于圆筒51前后两端的前端板52和基板56，所述圆筒51的前部设有第一环形台阶55，所述前端板52上设有与第二螺丝柱46对应的第二连接孔53，所述第二连接孔53穿过前端板52的前后两侧，所述第二连接孔53设有多个，多个所述第二连接孔53呈环形分布于前端板52上，所述电路板支架50通过第二螺丝自后向前穿过第二连接孔53与第二螺 丝柱46螺合安装于发热器40上，所述前端板52上设有与第二防呆块48对应的第二防呆槽54，所述基板56具有从基板56后端向前下凹形成的容置腔57，所述主控电路板61安装于基板56上，所述基板56上设有第三螺丝柱58，所述主控电路板61上设有与第三螺丝柱58对应的第三连接孔62，所述基板56上还设有定位柱59，所述主控电路板61上设有与定位柱59对应的第一定位孔63，所述圆筒51的左右两侧设有导流板60，所述导流板60自前往后向下倾斜延伸，所述导流板60使得从手柄90流入的流体转变方向从主体的流体出口11流出。
需要说明的是，本发明还可以在容置腔57内设置第二螺丝柱46。
通过在圆筒51的后端设置用于安装主控电路板61的基板56，和在基板56上设置容置腔57，容置腔57可用于容纳主控电路板61上的元器件，从而使主控电路板61和电路板支架50的组装更为紧凑，减小占用吹风机的主体内部空间；通过在圆筒51的前端设置端板，在端板上设置连接孔，使得电路板支架50的组装更为方便，提高组装效率，降低生产成本，有利于拆解维护。
如图14所示，所述后盖70的前端设有容置槽71，所述容置槽71内设有发光光源，所述后盖70上设有透光部，所述容置槽71内设有尾灯电路板81，所述发光光源为环形分布于尾灯电路板81上的LED灯82，所述LED灯82靠近透光部的内侧，所述容置槽71内还设有第四螺丝柱75，所述尾灯电路板81上设有与第四螺丝柱75对应的第四连接孔83，所述第四螺丝柱75设有多个，多个所述第四螺丝柱75上均设有加强筋，其中一个加强筋上设有第三防呆块76，所述尾灯电路板81上设有与第三防呆块76对应的第三防呆槽84，所述后盖70包括不可透光的后端板72和环形侧板73，所述后端板72和环形侧板73之间形成有透光区74，所述透光部为透光区74，所述后盖70由透明或半透明材质成型，所述后盖70的非透光部位的表面设有遮光层，所述遮光层包括设于后端板72中部外表面的端面遮光层和设于环形侧板73外表面的侧面遮光层，所述端面遮光层的边沿与侧面遮光层的边沿之间形成透光区74，所述透光区74从侧面遮光层的边沿自前往后朝后端板72中部倾斜延伸，所述环形侧板73设有朝容置槽71的开口方向延伸的环形连接板77，所述环形连接板77上设有耳板78，所述耳板78上设有第一卡孔79，所述主体壳10的后端内表面设有与第一卡孔79对应的第一卡块13，所述环形连接板77与环形侧板73的连接处形成有第二环形台阶，所述环形台阶的前侧设有第二密封圈80，所述主体壳10后端的内表面设有与第二密封圈80对应的第二环形槽14。
需要说明的是，本发明中尾灯电路板81与吹风机的主控电路板61电性连接，主控电路板61上电性连接有温度传感器，根据不同的风温，主控电路板61上的控制元件(如单片机)控制LED灯82发出不同颜色，从而根据颜色的变化，便于使用者判断风温高低。
通过在后盖70上设置容置槽71，容置槽71内设置发光光源，以及在后盖70上设置透光部，根据不同的风温，吹风机内的主控电路板61控制发光光源发出不同的颜色，使用者可直接通过观察颜色的变化判断吹风机的风温高低，方便使用。
如图15-16所示，所述手柄内壳108下端设有延伸部116，所述延伸部116与内后壁112的连接处设有卡板115，所述延伸部116的下端依次设有通线口123和位于通线口123上方的夹线孔126，所述夹线孔126的两侧设有分线槽128，所述夹线孔126的上下两端分别与分线槽128和通线口123连通，所述延伸部116的外表面设有供电线向外穿出的通线槽129，所述通线槽129与分线槽128连通，所述手柄内壳108的外表面设有多组沿手柄内壳108长度方向分布的卡线组件，多组所述卡线组件均包括两个间距设置的限位柱113，所述限位柱113的一端自手柄内壳108的外表面向外凸出，两个所述间距设置的限位柱113之间形成夹线口114，所述电线依次从通线口123和夹线孔126穿入沿分线槽128和通线槽129向外穿出，并自下向上穿过多个夹线口114分布。
所述流体入口101设于延伸部116与手柄内壳108的连接处，并且流体入口101位于手柄内壳108的下端面，所述流体入口101为手柄100轴向方向上的入口，所述延伸部116包括左延伸部117和右延伸部118，所述左延伸部117和右延伸部118之间通过第四分隔板224连接，所述左延伸部117包括设于第四分隔板224一端的前后两侧的第一前臂119和第一后臂121，所述右延伸部118包括设于第四分隔板224另一端的前后两侧的第二前臂120和第二后臂122，所述第一前臂119和第二前臂120与内前壁111一体成型连接，所述第一后臂121和第二后臂122与内后壁112一体成型连接，所述通线口123位于左延伸部117和右延伸部118之间，所述通线口123上方设有相对凸出的第一挤压块124和第二挤压块125，所述第一挤压块124和第二挤压块125之间形成夹线孔126，所述第一挤压块124和第二挤压块125均与延伸部116一体成型，所述第一挤压块124和第二挤压块125面向手柄内壳108的一侧均设有分线块127，所述第一挤压块124和第二挤压块125与对应的分线块127之间形成分线槽128，所述第一挤压块124设有两个，两个所述第一挤压块124分别相对成型于第一前臂119和第一后臂121上，所述第二挤压块125设有两个，两个所述第二挤压块125分别相对成型于第二前臂120和第二后臂122上，所述通线槽129位于第二后臂122上，所述第二后臂122的外表面设有多个交错设置的挡块凸起130，多个挡块凸起130之间围成卡线区131。
通过在手柄内壳108的下端设置延伸部116，在延伸部116上设置通线口123、夹线孔126、分线槽128以及通线槽129，在手柄内壳108的外表面设置多组沿手柄内壳108长度方向分布的卡线组件，多组卡线组件均包括两个间距设置的限位柱113，两个间距设置的限位柱113之间形成夹线口114，电线依次从通线口123和夹线孔126穿入，沿分线槽128和通线槽129向外穿出，并自下向上穿过多个夹线口114分布，从而能使电线组装更方便，提高组装效率，降低企业生产成本；通过在通线口123内设置相对凸出的第一挤压块124和第二挤压块125，第一挤压块124和第二挤压块125之间形成夹线孔126，并且第一挤压块124和第二挤压块125均与延伸部116一体成型，从而无需单独设置定位块固定电线，简化结构，降低材料成本。
如图17-20所示，所述手柄内壳108上端的外表面具有向内下凹形成的安装平台140，所述安装平台140上设有两个间距设置的安装板141，两个所述安装板141竖向设于安装平台140的中部外表面，两个所述安装板141之间形成安装空间，所述安装空间内设有开关，所述安装空间自上往下依次设有间距设置的第一分隔板142、第二分隔板143以及第三分隔板144，所述第一分隔板142、第二分隔板143以及两个安装板141之间围成第一安装槽145，所述第三分隔板144和两个安装板141之间围成第二安装槽146，所述第二安装槽146的一侧设有通线缺口151，所述第二安装槽146的下端设有第一限位块152，所述PCB板165上设有与第一限位块152对应的第一限位槽167，所述第二分隔板143、第三分隔板144以及两个安装板141之间围成第三安装槽147，所述第三安装槽147的一侧设有通线开口150，所述开关包括用于控制电源的拨动开关159和用于控制挡位的按钮开关164，所述拨动开关159设于第一安装槽145内，所述按钮开关164设于第二安装槽146内，所述拨动开关159包括拨动开关本体160和设于拨动开关本体160上的拨块161，所述按钮开关164包括PCB板165和设于PCB板165上的按键166，所述拨动开关本体160的长度和宽度与第一安装槽145的长度和宽度相适配，所述PCB板165的长度和宽度与第二安装槽146的长度和宽度相适配，所述拨动开关本体160的上下两端分别设有第一导电片162和第二导电片163，所述第一导电片162和第二导电片163分别与吹风机的主控电路板和电源线132电性连接，所述第一分隔板142和第二分隔板143分别设有供第一导电片162和第二导电片163向外伸出的第一让位槽148和第二让位槽149，所述第一导电片162设有两个，两个所述第一导电片162沿第一让位槽148的开口宽度方向分布，所述第一让位槽148的开口宽度大于第二让位槽149的开口宽度，所述安装平台140上还设有开关盖板155，所述开关盖板155上分别设有与拨块161和按键166对应的拨动帽156和按键166帽157，所述拨动帽156与拨块161连接，所述按键166帽157与按键166接触连接，所述拨动帽156和按键166帽157分别穿过手柄外壳103上的拨块161让位孔106和按键166让位孔107向外伸出，所述安装平台140上还设有第二定位孔153，所述开关盖板155上设有与第二定位孔153对应的定位柱(未示出)，所述第二安装槽146内还设有第二螺丝孔154，所述开关盖板155上设有与第二螺丝孔154对应的第二安装孔158。
通过手柄内壳108上端的外表面设置安装平台140，安装平台140上设置两个间距设置的安装板141，两个安装板141竖向设于安装平台140的中部外表面，并且两个安装板141之间形成用于安装开关的安装空间，从而无需另外单独设置安装座用于安装开关，简化开关的安装结构，减少组装工序，提高组装效率，降低企业生产成本，便于拆解维护。
如图8和图23所示，所述消音器包括环形分布于流体入口101内侧的消音棉(未示出)和用于固定消音棉的定位框176，所述消音棉位于定位框176和手柄内壳108之间，所述定位框176上设有供消音棉露出的让位通孔177，所述定位框176靠近流体入口101的一端设有蜂窝板179，所述蜂窝板179上设有多个紧密排列的蜂窝孔180，所述蜂窝孔180贯穿蜂窝板179的上下两侧，所述手柄内壳108的内表 面设有定位腔，所述定位腔靠近流体入口101的一端设有多个环形分布的定位槽172，所述消音棉设有多个，多个所述消音棉安装于对应的定位槽172内，所述定位槽172沿流体流入方向的宽度为不大于9mm，所述消音棉的宽度与定位槽172的宽度相适配，所述定位腔的两端均设有定位条173，所述定位条173上设有第二限位槽174，所述定位框176上设有与第二限位槽174对应的第二限位块178，所述手柄内壳108包括可拆卸连接的内前壁111和内后壁112，所述定位腔包括分别位于内前壁111和内后壁112上的内前腔170和内后腔171，所述定位框176的下端设有第一定位缺口181，所述内前腔170上设有与第一定位缺口181对应的定位凸块175。
需要说明的是，本发明中的消音棉也可以用毛毡代替。
如图21-22所示，所述流体入口101的外侧设有呈筒状设置的外滤网200，所述外滤网200的侧壁215设有多个与流体入口101连通的进风孔201，所述外滤网200套设于延伸部116的外侧，所述延伸部116上设有第一磁性部件190，所述外滤网200上设有第二磁性部件205，所述外滤网200和延伸部116通过第一磁性部件190和第二磁性部件205磁性吸合连接，所述第一磁性部件190设于延伸部116的下端面上，所述侧壁215的下端设有底端板202，所述侧壁215与底端板202之间围合形成容置腔，所述第二磁性部件205位于底端板202的内表面上，所述底端板202的内表面设有多个环形分布的定位凸柱203，所述第二磁性部件205上设有与定位凸柱203对应的定位通孔206，所述延伸部116的下端设有用于安装第一磁性部件190的嵌入孔194，所述嵌入孔194具有供第一磁性部件190露出延伸部116的下端面的让位开口195，所述第一磁性部件190为磁体，所述第二磁性部件205为铁环，所述外滤网200的内侧还设有呈筒状设置的内滤网214和内滤网支架207，所述内滤网214位于延伸部116和内滤网支架207之间，所述内滤网支架207包括上圆环208和位于上圆环208下方的下圆环209，所述上圆环208和下圆环209通过连接臂210连接，所述上圆环208的外径大于下圆环209的外径，所述连接臂210的外侧设有定位凸条211，所述定位凸条211上端穿过上圆环208向上伸出，所述手柄100下端设有与定位凸条211的伸出端适配的第二定位缺口193，所述外滤网200的内表面设有与定位凸条211适配的定位凹槽204，所述延伸部116的下端设有第三限位槽191，所述第三限位槽191内设有第三螺丝孔192，所述下圆环209的内侧设有与第三限位槽191对应的第三限位块212，所述第三限位块212上设有与第三螺丝孔192对应的第三安装孔213。
需要说明的是，本发明中磁体也可以设置在外滤网200上，铁环对应设置于延伸部116上。
通过在手柄100下端设置延伸部116，以及呈筒状设置的外滤网200，外滤网200套设置于延伸部116的外侧，并且外滤网200和延伸部116磁性吸合连接，采用磁性吸合连接，拆解时用户只需使用一定的力即可将外滤网200与手柄100分离，安装时只需将外滤网200套入延伸部116即可自动吸合，简化了外滤网200与手柄 100之间的安装拆解方式，方便卸下外滤网200进行内部清洗；通过在延伸部116的下端设置嵌入孔194，磁体可直接嵌入到嵌入孔194内，磁体组装方便。
如图24-25所示，所述延伸部116上的第四分隔板224将流体入口101分隔成前入口220和后入口221，所述第一前臂119和第二前臂120通过第四分隔板224连接，所述第一前臂119、第二前臂120和第四分隔板224之间围合形成前导风槽222，所述第一后臂121、第二后臂122和第四分隔板224之间围合形成后导风槽223，所述前导风槽222和后导风槽223分别与前入口220和后入口221连通，所述前导风槽222和后导风槽223均呈喇叭状设置，所述前导风槽222和后导风槽223由下往上逐渐增大，所述第一前臂119、第二前臂120和第四分隔板224一体成型，所述第一前臂119和第二前臂120均设有第四螺丝孔225，所述第一后臂121和第二后臂122均设有与第四螺丝孔225对应的第四安装孔226，所述第一前臂119和第二前臂120均设有限位缺口227，所述第一后臂121和第二后臂122均设有与限位缺口227对应的限位凸块228。
需要说明的是，本发明中所述第四分隔板224也可以与第一后臂121和第二后臂122一体成型，还可以设置两个第四分隔板224，其中一个所述第四分隔板224与第一前臂119和第二前臂120一体成型，另一个所述第四分隔板224与第一后臂121和第二后臂122一体成型一体成型。
通过在手柄内壳108下端设置延伸部116，延伸部116与手柄内壳108的连接处设置流体入口101，延伸部116包括左延伸部117和右延伸部118，左延伸部117和右延伸部118之间通过第四分隔板224连接，该第四分隔板224将流体入口101分隔成前入口220和后入口221，在吹风机工作时，流体入口101外侧的风分别沿第四分隔板224的前后两侧导向前入口220和后入口221，避免第四分隔板224前后两侧风相互干扰产生紊流现象，使得吸风更顺畅，提高吸风效率，增强吹风机的吹风效果；通过采用喇叭状设置的前导风槽222和后导风槽223，使得被吸入的风沿前导风槽222或后导风槽223进入流体入口101的阻力逐渐降低，提升吸风效率。
如图26-30所示，所述主体90的前端设有风嘴400，所述风嘴400包括外层风嘴壳401、内层风嘴壳405和挡板417，所述内层风嘴壳405的内侧具有喇叭状进风腔406和与喇叭状进风腔406连通的扁平状出风腔409，所述外层风嘴壳401套设于内层风嘴壳405的外侧，所述外层风嘴壳401的内侧具有与喇叭状进风腔406和扁平状出风腔409形状相对应的喇叭状容置腔402和扁平状容置腔403，所述喇叭状容置腔402和扁平状容置腔403连通，所述喇叭状容置腔402的内壁设有锁止卡块404，所述喇叭状进风腔406的外壁设有与锁止卡块404对应的锁止卡槽415，所述外层风嘴壳401和内层风嘴壳405通过锁止卡块404与锁止卡槽415的配合相互结合在一起，所述挡板417设于喇叭状进风腔406的开口处，所述挡板417的外侧边沿与喇叭状进风腔406的开口边沿之间保持有间距形成进风口410，所述挡板417包括圆板本体418，所述圆板本体418的外侧设有径向向外凸出的环形挡边419，所述环形挡边419与喇叭状进风腔406的开口边沿之间保持有间距形成进风口410，所述进风口410的外侧设有环形安装槽416，所述外导风板22的前端设有铁 圈423(图9)，所述环形安装槽416内设有与铁圈对应的环形磁体422，所述扁平状出风腔409远离进风口410的一端设有出风口411，所述喇叭状进风腔406的外表面设有斜向延伸板412，所述斜向延伸板412自进风口410朝出风口411方向倾斜向外延伸，所述斜向延伸板412使得出风口411的宽度b大于喇叭状进风腔406的开口的直径k，所述喇叭状进风腔406内设有安装部，所述挡板417与安装部连接，所述安装部为第六螺丝柱414，所述挡板417上设有与第六螺丝柱414对应的第六连接孔420，所述喇叭状进风腔406内还设有第五分隔板413，所述第六螺丝柱414位于第五分隔板413上，所述第五分隔板413将喇叭状进风腔406分隔形成第一进风腔407和第二进风腔408，所述挡板417上设有与第五分隔板413的厚度相对应的第四限位槽421。
综上所述，本发明通过设置内层风嘴壳405和挡板417，内层风嘴壳405具有喇叭状进风腔406和与喇叭状进风腔406连通的扁平状出风腔409，挡板417设于喇叭状进风腔406的开口处，挡板417的外侧边沿与喇叭状进风腔406的开口边沿之间保持有间距形成进风口410，从而避免喇叭状进风腔406与流体出口之间的区域容易产生紊流的现象，提高风嘴400的出风顺畅性和出风效率，使得吹风效果更好；通过设置第五分隔板413，降低喇叭状进风腔406内的风相互干扰的强度，进一步提高出风顺畅性；通过设置斜向延伸板412，斜向延伸板412使得出风口411的宽度大于喇叭状进风腔406的开口的直径，从而使风嘴400的单位时间内的出风量更大，吹风的范围更广，用户的使用体验更佳。
综上所述，本发明通过设置主体90和手柄100可拆卸连接，简化产品结构，降低模具制造成本，避免主体90和手柄100在成型过程因注塑问题导致同时报废，节省资源，同时，易于安装拆解，便于维修保养；通过在主体壳10上设置对接板302，对接板302的前后两侧设置对位缺槽303和对位缺口306，手柄内壳108设置为可拆卸连接的内前壁111和内后壁112，内前壁111设置第五螺丝柱310，内后壁设置第五连接孔313，对接板302上设置对位孔304，组装时，将螺丝柱沿插入对位孔304使内前壁111的上端嵌入对位缺槽303，内后壁112的上端直接嵌入对位缺口306，再用螺丝锁紧，使主体壳10与手柄内壳108的组装更方便，提高组装效率，降低企业生产成本；通过在对接板302面向内后壁112一侧的表面设置导向凸条307，内后壁112上设置导向凹槽314，通过导向的作用便于内后壁112的上端对位后快速滑入对位缺口306内，进一步提高组装效率；通过在第五螺丝柱310的底部外侧成型有加强凸块311，增强第五螺丝柱310与内前壁111的连接处的强度，避免在组装过程中容易造成第五螺丝柱310断裂。
以上所述，仅是本发明的较佳实施例而已，并不用以限制本发明，故凡是依据本发明的技术实际对以上实施例所作的任何修改、等同替换、改进等，均仍属于本发明技术方案的范围内。

Claims (10)

  1. 一种手持式吹风机，包括主体和手柄，所述手柄上设有流体入口，所述主体上设有流体出口，所述流体入口与流体出口连通形成流体通道，其特征在于，所述主体和手柄可拆卸连接。
  2. 根据权利要求1所述的手持式吹风机，其特征在于，所述主体包括主体壳，所述主体壳具有流体转向口和沿流体转向口的边沿向下凸出的主体连接部，所述流体入口和流体出口均与流体转向口连通，所述手柄包括手柄内壳，所述手柄内壳包括可拆卸连接的内前壁和内后壁，所述内前壁和内后壁至少之一与主体连接部可拆卸连接。
  3. 根据权利要求2所述的手持式吹风机，其特征在于，所述主体连接部包括对接板，所述对接板的前侧设有对位缺槽，所述内前壁的上端嵌入对位缺槽内，所述对接板的后侧与流体转向口之间形成有对位缺口，所述内后壁的上端嵌入对位缺口内，所述内前壁设有螺丝柱，所述内后壁设有与螺丝柱对应的连接孔，所述对接板上设有与螺丝柱适配的对位孔，所述对位孔与对位缺口连通。
  4. 根据权利要求3所述的手持式吹风机，其特征在于，所述对接板面向内后壁一侧的表面设有导向凸条，所述内后壁上设有与导向凸条对应的导向凹槽。
  5. 根据权利要求4所述的手持式吹风机，其特征在于，所述导向凸条的下端与对接板的下表面连接，所述导向凸条上端的内侧具有向内延伸的弧形导向面，所述导向凹槽内侧壁的上端设有与弧形导向面对应的弧形抵压面。
  6. 根据权利要求3所述的手持式吹风机，其特征在于，所述螺丝柱的底部外侧成型有加强凸块，所述对位缺槽上设有与加强凸块对应的让位凹槽。
  7. 根据权利要求3所述的手持式吹风机，其特征在于，所述对位缺槽的下端向下穿出对接板的下表面。
  8. 根据权利要求2所述的手持式吹风机，其特征在于，所述内后壁上设有卡块，所述内前壁上设有与卡块对应的卡孔。
  9. 根据权利要求2所述的手持式吹风机，其特征在于，所述主体壳内依次设有出风导件、发热器和主控电路版，所述主体壳的后端设有后盖，所述流体出口设于出风导件上。
  10. 根据权利要求1所述的手持式吹风机，其特征在于，所述手柄上设有开关，所述流体通道内设有风扇组件，并且风扇组件位于手柄上，所述风扇组件包括电机和由电机驱动旋转的扇叶。
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