CN215076077U - Hair drier with indicator light device - Google Patents

Abstract

The utility model relates to a small-size household electrical appliances field, concretely relates to hair-dryer with pilot lamp device. The utility model provides a hair-dryer with pilot lamp device, including first casing and second casing, thereby first casing and second casing piece together as the shell of hair-dryer, still including the pilot lamp device that is used for showing hair-dryer operating condition, pilot lamp device holding is in the shell, and the shell side is opened has the breach that exposes the pilot lamp device, and the breach specifically is established in the concatenation department of first casing and second casing, and first casing is equipped with first mounting bracket in the inner wall department that is close to the breach, the second casing is equipped with the second mounting bracket in the inner wall department that is close to the breach, and under the state that first casing and second casing piece together, first mounting bracket presss from both sides tight pilot lamp device with the second mounting bracket jointly. This hair-dryer need not to reserve the space that sets up fixed knot and construct, and the pilot lamp of hair-dryer is convenient to be dismantled.

Description

Hair drier with indicator light device

Technical Field

The utility model relates to a small-size household electrical appliances field, concretely relates to hair-dryer with pilot lamp device.

Background

The hair drier, also known as hair drier and air duct, is one of the necessary living articles for people in life, and can quickly dry and shape hair. The existing hair dryer is provided with a shell, the shell is provided with a holding part for a user to hold, and the holding part is provided with a power line connected with a power supply. The portion of gripping is equipped with gear switch usually, and gear switch can control the air output and the wind-warm syndrome of hair-dryer to satisfy the different demands of user. If the gear of the hair dryer is many, the user is not easy to know whether the gear is actually required when the user uses the hair dryer, for example, when the user needs the hair dryer to blow hot air, the user does not find that the gear of cold air is mistakenly pressed, so that the hair dryer blows cold air. The existing technical means for solving the problem is that a circuit board with a plurality of indicator lamps is usually additionally arranged on a blower shell, and the circuit board controls different indicator lamps to light up based on the actual working state of a blower, so that the effect of prompting a user is achieved. The housing is usually provided with a mounting location for the indicator light and additionally with a fixing structure for fixing the indicator light in the mounting location, however, the space inside the blower housing is small and the mounting location and the fixing structure are not easy to assemble. It is proposed that the indicator lamp is directly welded into the shell through a welding process, a fixing structure is not additionally arranged, but the indicator lamp cannot be detached due to the arrangement, and if the indicator lamp is damaged due to failure, the whole blower shell needs to be replaced, so that the operation is troublesome.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a hair-dryer with pilot lamp device, this hair-dryer need not to reserve the space that sets up fixed knot and construct, and the convenient dismantlement of pilot lamp of hair-dryer.

The utility model provides a hair-dryer with pilot lamp device, includes first casing and second casing, thereby first casing and second casing piece together as the shell of hair-dryer, still including the pilot lamp device that is used for showing hair-dryer operating condition, the pilot lamp device holding is in the shell, and the shell side is opened has the breach that exposes the pilot lamp device, and the breach specifically is established in the concatenation department of first casing and second casing, and first casing is equipped with first mounting bracket in the inner wall department that is close to the breach, the second casing is equipped with the second mounting bracket in the inner wall department that is close to the breach, and under the state that first casing and second casing piece together, first mounting bracket presss from both sides tight pilot lamp device with the second mounting bracket jointly.

A hair dryer is also provided, including a light-transmissive lamp cover sandwiched by the first and second housings to fit within the enclosure and block the gap.

Still provide a hair-dryer, first casing is equipped with first lid groove in the inner wall department that is close to the breach, the second casing is equipped with the second lid groove in the inner wall department that is close to the breach, and under the state that first casing and second casing put together, the printing opacity lamp lid is absorbed in first lid groove and second lid groove to it is tight to be pressed from both sides by the inslot wall in first lid groove and second lid groove.

The indication lamp device is provided with a PCB board provided with a plurality of LED indication lamps.

Under the state that first casing and second casing are assembled, thereby the pilot lamp device is pressed from both sides tightly by the first mounting bracket of first casing and the second mounting bracket of second casing jointly and is installed in the shell, then under this state, first mounting bracket and second mounting bracket are as the installation position and also double as fixed knot structure simultaneously, so need not to reserve the space that sets up fixed knot structure in addition. In addition, if the indicator light device needs to be replaced, the indicator light device is not clamped by the two shells any more only by separating the first shell from the second shell, and at the moment, an installer can directly take down and replace the indicator light device.

Drawings

Figure 1 is a schematic diagram of a blower.

Figure 2 is a schematic view of another perspective of the blower.

Fig. 3 is a schematic partial exploded view of fig. 2.

Fig. 4 is a schematic diagram of fig. 3 with the blower and second enclosure removed for further explosion.

Fig. 5 is a further exploded view of the blower of fig. 3.

Fig. 6 is a schematic view of the internal structure of the second housing.

Fig. 7 is a schematic view of the structure along the direction a-a in fig. 4.

Fig. 8 is a schematic view of the seal of fig. 7 in an assembled state.

Fig. 9 is an enlarged view of a portion B in fig. 4.

Fig. 10 is an enlarged view of a portion C in fig. 5.

Fig. 11 is an enlarged view of a portion D in fig. 6.

Fig. 12 is a schematic view of the structure of the seal.

Figure 13 is a schematic view of the internal structure of the second housing of the hair dryer with portions thereof hidden.

Fig. 14 is a partial exploded view of fig. 13.

Fig. 15 is an enlarged view of a portion E in fig. 13.

Description of the symbols:

1-a housing; 11-a grip portion; 12-an air outlet; 13-air inlet; 14-a wire-passing groove; 15-slot; 16-notch; 17-a first housing; 171-a first mounting frame; 171 a-upper mounting groove; 171 b-lower mounting groove; 172-a first lid slot; 18-a second housing; 181-a second mounting frame; 181 a-upper mounting port; 181 b-lower mounting port; 182-a second lid slot; 19-air duct; 2-a power line; 3, a fan; 4-a seal; 41-line through hole; 42-upper crosspiece; 43-lower crosspiece; 44-left vertical shelves; 45-right vertical shelves; 5-a line concentration structure; 51-a conductive sheet; 52-gathering vias; 53-a plug-in part; 6-adjusting a switch; 7-indicator light means; 71-LED indicator light; 72-PCB board; 8-a light-transmitting lamp cover; 81-boss.

Detailed Description

The hair dryer is shown in fig. 1 and fig. 2, and comprises a shell 1 formed by assembling a first shell 17 and a second shell 18, wherein the front part of the shell 1 is provided with an air outlet 12, and the rear part of the shell 1 is provided with an air inlet 13. Referring to fig. 1 and 3, the housing 1 is hollow, and the hollow is connected to the air outlet 12 at the front and to the air inlet 13 at the rear to form a front-rear direction air duct 19, and the air duct 19 accommodates the fan 3 and a heating portion (not shown). The fan 3 rotates to drive air outside the blower to enter the air duct 19 from the air inlet 13 and move forward along the air duct 19 until the air is blown out from the air outlet 12. When the heating unit is activated, the air flowing through the air duct 19 is heated, so that the blower can blow out hot air.

The shell 1 extends downwards to form a hollow holding part 11 for a user to hold, the bottom of the holding part 11 is connected with a power line 2, and the power line 2 is electrically connected with components in the hair drier and supplies power for the components. The front side of the grip 11 is provided with an adjusting switch 6, and a controller (not shown) electrically connected to the adjusting switch 6 is provided inside the grip 11. The controller is connected fan 3 and heating portion, so, the user can stir regulating switch 6 to different gears as required, and the controller controls the rotation of fan 3 and the opening and shutting of heating portion according to regulating switch 6's gear to the wind speed, the wind-warm syndrome of blowing of regulation and control hair-dryer.

Referring to fig. 3, 5 and 10, a PCB 72 and a plurality of LED indicators 71 mounted on the PCB 72 are disposed at the left side of the blower housing 1, the LED indicators 71 are spaced apart from each other, and the bulbs are disposed outward and aligned with the joint of the first housing 17 and the second housing 18. The PCB 72 and the indicator lamps form an indicator lamp device 7, the indicator lamp device 7 is connected with the controller, the controller controls the indicator lamp device 7 to light different LED indicator lamps 71 according to the positions of the adjusting switch 6, and a user can intuitively know the actual working positions of the hair dryer by judging the number of the lighted LED indicator lamps 71.

In order to facilitate a user to see the LED indicator lamps 71 from the outside of the hair dryer, a notch 16 exposing the LED indicator lamps 71 is formed at the joint of the first shell 17 and the second shell 18 on the left side of the shell 1 of the hair dryer, and one part of the notch 16 is separated from the first shell 17 and the other part of the notch is separated from the second shell 18. Referring to fig. 13, 14 and 15, the first housing 17 is provided with a first mounting bracket 171 at a position near an inner wall of the notch 16, and the first mounting bracket 171 is provided with upper and lower mounting grooves 171a, 171b into which the front portion of the PCB 72 is inserted and limits the front portion of the PCB 72 inserted into the mounting grooves. The second housing 18 is provided with a second mounting bracket 181 at a position close to the inner wall of the notch 16, and the second mounting bracket 181 is provided with upper and lower mounting openings 181a and 181b for inserting the rear portion of the PCB 72 and limiting the rear portion of the PCB 72 inserted into the mounting groove. In this way, in a state where the first and second housings 17 and 18 are assembled together, the first mounting frame 171 of the first housing 17 and the second mounting frame 181 of the second housing 18 together define and clamp the front and rear portions of the PCB 72, and the PCB 72 with the plurality of LED indication lamps 71 mounted thereon is mounted in the housing 1.

Referring to fig. 3 and 5, a light-transmitting lamp cover 8 is disposed at the notch 16 of the housing 1, and the light-transmitting lamp cover 8 is transparent or semitransparent, so as to protect the LED indicator 71, but does not obstruct a user from viewing the LED indicator 71. The light-transmitting lamp cover 8 is in the shape of a vertically-arranged arc plate, and a boss 81 corresponding to the gap 16 of the shell 1 extends towards the left side. A first cover groove 172 (see fig. 10) is formed between the first mounting frame 171 of the first housing 17 and the outer surface of the first housing 17, a second cover groove 182 (see fig. 6 and 11) is formed between the second mounting frame 181 of the second housing 18 and the outer surface of the second housing 18, the first cover groove 172 has a cross section corresponding to the front portion of the light-transmissive lamp cover 8, and the second cover groove 182 has a cross section corresponding to the rear portion of the light-transmissive lamp cover 8, so that the front portion of the light-transmissive lamp cover 8 can be sunk into the first cover groove 172 and the rear portion can be sunk into the second cover groove 182. In the state that the first housing 17 and the second housing 18 are assembled together, the front and the rear of the light-transmitting lamp cover 8 are respectively sunk into the first cover groove 172 and the second cover groove 182, and are clamped by the inner wall of the first cover groove 172 and the inner wall of the second cover groove 182 together, and at this time, the boss 81 of the light-transmitting lamp cover 8 is just accommodated in the notch 16 of the housing 1 to block the notch 16 and penetrates out of the housing 1 (as shown in fig. 2).

The blower 3, the heating portion, the PCB 72 and other components are respectively provided with electrical connecting wires (not shown in the figure), one end of each electrical connecting wire is connected to the corresponding component at the air duct 19, and the other end of each electrical connecting wire needs to penetrate through the holding portion 11 to be connected with the controller, for this reason, as shown in fig. 4, two front-back direction wire passing grooves 14 are formed in the shell wall between the air duct 19 and the inside of the holding portion 11 to allow the electrical connecting wires to penetrate and be accommodated, the two wire passing grooves 14 are arranged in parallel at intervals and are arranged in the first shell 17, and each wire passing groove 14 needs to be large enough to ensure that a plurality of electrical connecting wires can be completely accommodated therein.

After the electrical connection wire passes through and is accommodated in the wire passing groove 14, air in the air duct 19 needs to be prevented from entering the interior of the holding portion 11 from the remaining gap of the wire passing groove 14 and even leaking out from the joint of the first shell 17 and the second shell 18 of the holding portion 11. For this, referring to fig. 4 and 12, a transverse elastic sealing element 4 is disposed at the wire passing groove 14, the sealing element 4 is made of flexible materials such as PVC, TPE, TPU, silicone, rubber, etc., a rail 42 and a rail 43 are disposed above and below the sealing element 4, a left vertical rail 44 and a right vertical rail 45 are connected between the upper and lower rails 42 and 43, and the left and right vertical rails 44 and 45 can be respectively aligned with one wire passing groove 14. Two arc-shaped wire passing holes 41 are arranged at the front side face of the sealing element 4 at intervals, the two wire passing holes 41 are arranged along the vertical direction, and the two wire passing holes 41 are respectively aligned with the two wire passing grooves 14. Referring to fig. 7, left and right vertical rails 44, 45 of sealing member 4 are clamped into corresponding wire passing grooves 14, so that in the process of assembling first housing 17 and second housing 18, second housing 18 pushes sealing member 4 forward until sealing member 4 is as shown in fig. 8, sealing member 4 is completely accommodated in two wire passing grooves 14, and the arc-shaped inner wall of each wire passing hole 41 and the inner wall of corresponding wire passing groove 14 together enclose the electrical connection wires accommodated in wire passing grooves 14. The left and right vertical steps 44, 45 of the sealing member 4 block the remaining gap of the corresponding wire-passing groove 14, respectively, and the sealing member 4 is shown in fig. 3, the upper crosspiece 42 of the sealing member is located at the air duct 19 and attached to the wall of the air duct (see fig. 3), and the lower crosspiece 43 is located inside the holding portion 11 and attached to the wall of the air duct, so as to complete the sealing of the remaining gap of the wire-passing groove 14. If the seal member 4 needs to be removed, the second housing 18 is simply separated from the first housing 17, and then the seal member 4 is pulled out backward by hand.

Referring to fig. 4 and 9, a conductive sheet 51 serving as the wire collecting structure 5 is provided at the bottom of the hollow portion of the grip 11, and a vertical collecting through hole 52 is formed at the rear of the conductive sheet 51 for passing and collecting the electrical connection wires to be connected. The front part of the conducting plate 51 is provided with a plug-in part 53, a slot 15 is arranged in the holding part 11 and aligned with the plug-in part 53, and the slot 15 is enclosed by a left elastic U-shaped slot and a right elastic U-shaped slot. The groove section of the enclosed slot 15 is slightly smaller than the cross section of the inserting part 53 of the conducting strip 51, so that the left and right U-shaped grooves are opened outwards and the inserting part 53 of the conducting strip 51 is inserted into the slot 15 and then loosened, the left and right U-shaped grooves of the slot 15 rebound and clamp the inserting part 53, and the conducting strip 51 is installed in the slot 15. When the conductive sheet 51 needs to be removed, the left and right U-shaped grooves are opened outward again and the conductive sheet 51 is taken out from the slot 15.

In actual installation, an assembler needs to pick out the ends of the electrical connection wires to be connected with each other, which are far away from the respective components, and cut the outer skin of the ends of the electrical connection wires to expose the end parts in the electrical connection wires. These electrical connection wires are then passed through the collective through-holes 52 of the conductive sheet 51, and the exposed ends of these electrical connection wires are soldered to the conductive sheet 51, and these electrical connection wires soldered to the conductive sheet 51 are connected to each other because the conductive sheet 51 itself is electrically conductive. Subsequently, the assembler first installs the blower 3 and the heating part in the air duct 19, then puts the light-transmitting lamp cover 8 and the indicator light device 7 in the first cover groove 172 and the first mounting bracket 171, respectively, then clamps the sealing element 4 in the wire passing groove 14, and inserts the conductive sheet 51 welded with the electrical connection wire into the slot 15. Finally, the assembler splices the first housing 17 and the second housing 18 together, and the light-transmitting lamp cover 8, the indicator light assembly 7, and the sealing member 4 are fixedly mounted in the hair dryer.

Claims (4)

1. The hair drier with the indicator light device comprises a first shell (17) and a second shell (18), wherein the first shell (17) and the second shell (18) are assembled together to be used as a shell (1) of the hair drier, the hair drier also comprises the indicator light device (7) for displaying the working state of the hair drier, the indicator light device (7) is accommodated in the shell (1), a notch (16) for exposing the indicator light device (7) is arranged at the side of the shell (1), it is characterized in that the notch (16) is specifically arranged at the splicing position of the first shell (17) and the second shell (18), a first mounting frame (171) is arranged at the position of the first shell (17) close to the inner wall of the notch (16), a second mounting rack (181) is arranged on the inner wall of the second shell (18) close to the notch (16), the first mounting bracket (171) and the second mounting bracket (181) clamp the indicator light device (7) together in a state where the first housing (17) and the second housing (18) are assembled together.

2. Hair dryer according to claim 1, characterized in that it comprises a light-transparent cover (8) which is clamped together by a first (17) and a second (18) housing in order to fit in the casing (1) and block said gap (16).

3. The hair dryer according to claim 2, wherein the first casing (17) is provided with a first cover groove (172) at a position close to an inner wall of the cutout (16), the second casing (18) is provided with a second cover groove (182) at a position close to an inner wall of the cutout (16), and the light-transmitting lamp cover (8) is sunk into the first cover groove (172) and the second cover groove (182) and clamped by inner walls of the first cover groove (172) and the second cover groove (182) in a state where the first casing (17) and the second casing (18) are assembled together.

4. Hair dryer according to any of claims 1 to 3, characterized in that said indicator light means (7) are embodied as a PCB board (72) provided with a plurality of LED indicator lights (71).

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