CN111418985A - A push button assembly and a hair dryer - Google Patents

Abstract

The present application discloses a push button assembly and a hair dryer. The push button assembly is applied to a handle with an adjustment switch inside, including: a push button disposed on the outside of the handle, the push button having a first clamping structure extending to the inside of the handle; and The sliding member is arranged inside the handle and has a second clamping structure, and the sliding member is configured to connect the push button and the adjustment switch; wherein, the push button is clamped through the cooperation between the first clamping structure and the second clamping structure to the slider to push the trigger part on the adjustment switch to slide linearly in the axial direction of the handle. In the above manner, the push button assembly in the present application has the advantages of simple structure and convenient installation.

Description

A push button assembly and a hair dryer

technical field

The present application relates to the technical field of household appliances, and in particular, to a push button assembly and a hair dryer.

Background technique

The hair dryer plays a drying role by generating wind with a specific temperature. After the power supply of the hair dryer is turned on, the motor drives the fan blades of the fan to rotate, and the air is sucked from the air inlet, heated by the electric heating element, and blown out from the air outlet after being heated by the electric heating element. A push button is arranged on the handle of the hair dryer, and the push button has the functions of starting and closing the hair dryer and adjusting the speed.

The push button of the existing hair dryer has the defects of complicated installation structure and inconvenient installation. Therefore, it is necessary to study a push button assembly and a hair dryer.

SUMMARY OF THE INVENTION

In view of the deficiencies in the above technologies, the present application provides a push button assembly and a hair dryer, which have the advantages of simple structure and convenient installation.

In order to solve the above-mentioned technical problems, the technical scheme adopted in this application is:

A push button assembly is applied to a handle with an adjustment switch inside, comprising: a push button disposed on the outside of the handle, the push button having a first clamping structure extending to the inside of the handle; and a sliding member, provided with Inside the handle and having a second snap connection structure, the sliding member is configured to connect the push button and the adjustment switch; wherein, the push button passes through the first snap connection structure and the second snap connection The cooperation between the connecting structures is clamped to the sliding member, so as to push the trigger part on the adjustment switch to slide linearly in the axial direction of the handle.

Preferably, the first engaging structure includes a snap portion, the second engaging structure includes a slot portion, wherein, after the snap portion is snapped into the slot portion, the push button has an edge along the The translational freedom of movement of the handle in the axial direction.

Preferably, the push button is provided with a pair of the snap portions, and the width of the pair of snap portions in the axial direction of the handle is different.

Preferably, the buckle portion includes an extension block, one end of which is fixed on the push button and grows in a direction perpendicular to the axial direction of the handle, and a buckle formed on the other end of the extension block; the The slot portion includes a through hole for the extension block to pass through and a pair of stoppers formed on both sides of the through hole for the snap portion to be locked; wherein, the extension block is inserted into the through hole and after the buckle is engaged with the block, the inner side wall of the push button abuts against the outer side wall of the handle.

Preferably, the inner wall of the push button is provided with first ribs distributed along the axial direction of the handle to reduce the contact area between the inner wall of the push button and the outer wall of the handle, wherein the ribs The strips are located on opposite sides of the snap portion.

Preferably, the stopper includes a first stopper engaged with the buckle and a second stopper inclined toward the first stopper, wherein the first stopper and the second stopper The blocks are arranged opposite to each other, and after the buckle is engaged with the first block, the second block is pressed against the extension block, so that the extension block is abutted against the first block.

Preferably, the handle comprises a handle shell with a hollow interior along its axial direction to form an accommodating cavity, and a handle inner frame detachably disposed in the accommodating cavity and supporting the adjustment switch; wherein, the The inner frame of the handle is provided with an opening matched with the sliding piece.

Preferably, side wings are symmetrically arranged on the edges of the two opposite sides of the sliding member, and the side wings are configured to restrict the sliding member from moving in the width direction and the thickness direction of the opening, wherein the length direction of the opening is parallel to the axial direction of the handle.

Preferably, a protruding strip is formed on the outer side wall of the push button to facilitate pushing it, and the protruding strips are distributed along the circumferential direction of the handle, wherein any point on the protruding strip is connected to the triggering part. The connecting line of any point and the axial direction of the handle are arranged at an included angle M, and the value range of the included angle M is: 20°～70°.

In order to solve the above-mentioned technical problems, another technical solution adopted in this application is:

A hair dryer includes the push button assembly as described above.

Compared with the prior art, the present application has the beneficial effects that in the push button assembly and the hair dryer provided by the present application, the push button of the push button is clamped to the sliding member through the cooperation between the first clamping structure and the second clamping structure, thereby The gear adjustment of the adjustment switch is realized, and the utility model has the advantages of simple structure and convenient installation.

Description of drawings

Fig. 1 is the structural representation of the handle in this application;

2 is an exploded schematic view of the handle in the present application;

3 is a schematic cross-sectional view of the handle in the present application;

Fig. 4 is the enlarged structural representation of C area in Fig. 3;

Fig. 5 is the structural representation of the front view direction of the handle inner frame in the present application;

Fig. 6 is the structural representation of the rear view direction of the handle inner frame in the present application;

Fig. 7 is the enlarged structure schematic diagram of B region in Fig. 6;

8 is a schematic diagram of the handle inner frame and the support after installation in the present application;

Fig. 9 is the partial structure exploded schematic diagram of the electric control board in this application;

10 is an exploded schematic view of the push button assembly in the present application;

FIG. 11 is a schematic structural diagram of the slider in the present application;

12 is a schematic diagram of the positional relationship between the first stopper and the second stopper in the present application;

Figure 13 is a schematic cross-sectional view between the handle inner frame and the slider in the present application;

Fig. 14 is the enlarged structure schematic diagram of A area in Fig. 13;

Fig. 15 is the sectional schematic diagram of Fig. 9;

16 is an exploded schematic view of the button assembly in the present application in the direction of looking down;

FIG. 17 is an exploded schematic view of the button assembly in the present application in a top view.

Detailed ways

The present application will be further described in detail below with reference to the accompanying drawings, so that those skilled in the art can refer to the description and implement accordingly. If there are descriptions involving "first", "second", etc. in the embodiments of the present application, the descriptions of "first", "second", etc. are only used for the purpose of description, and should not be construed as indicating or implying their relative Importance or implicitly indicates the number of technical features indicated. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature.

In the description of this application, it should also be noted that, unless there are other more explicit regulations and limitations, the terms "arrangement" and "connection" should be understood in a broader sense, for example, "connection" may be a fixed connection or a Removable connection or integral connection; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium, or internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present disclosure can be understood in specific situations.

In addition, if the meaning of "and/or" appears in this application, it includes three parallel schemes, taking "A and/or B" as an example, including scheme A, or scheme B, or schemes satisfying both of A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection claimed in this application.

The blower includes a blower and a handle arranged below the blower for supporting the blower, the handle is provided with a push button assembly, and the push button assembly has the functions of turning on or off the blower and adjusting the air outlet speed of the blower. The installation structure of the push button assembly on the market has the defects of complex structure and inconvenient installation.

In view of this, the present application provides a push button assembly, please refer to FIG. 1 to FIG. 17 , the push button assembly is applied to the hair dryer handle 100 with the adjustment switch 200 inside, including: the push button 300 , which is arranged outside the handle 100 , the push button 300 has a first clamping structure extending to the inside of the handle 100 ; and a sliding member 400 is disposed inside the handle 100 and has a second clamping structure, and the sliding member 400 is configured to connect the push button 300 and the adjustment switch 200 ; wherein, the push button 300 is connected to the sliding member 400 through the cooperation between the first clamping structure and the second clamping structure, so as to push the trigger portion 210 on the adjustment switch 200 to slide linearly in the axial direction of the handle 100 .

In the above manner, the push button 300 in the present application is clamped to the sliding member 400 through the cooperation between the first clamping structure and the second clamping structure, so as to realize the gear adjustment of the adjustment switch 200, and has the advantages of simple structure and convenient installation. The advantages.

In this embodiment, the handle 100 includes a handle shell 110 and a handle inner frame 120. The handle shell 110 is hollowed along its axial direction to form a accommodating cavity, and the handle inner frame 120 is detachably disposed in the accommodating cavity, and An electric control board is supported, and the electric control board is provided with an adjustment switch 200 and a push switch 800 . The adjustment switch 200 has the functions of opening and closing the blower and adjusting the wind speed of the blower. The opening and closing specifically refers to two states of opening and closing. The speed adjustment includes two gears, which are divided into fast gears and slow gears.

Further, please refer to FIG. 9 and FIG. 10 , the first engaging structure includes a snap portion 310 , and the second engaging structure includes a snap portion 410 , wherein after the snap portion 310 is snapped into the snap portion 410 , the button 300 is pushed There are only translational degrees of freedom to move in the axial direction of the handle 100 . Therefore, the push button 300 has a predetermined sliding trajectory, and the problem that the push button 300 cannot slide smoothly due to shaking during movement can be avoided.

Further, in order to improve the efficiency and accuracy of installation, please refer to FIG. 12 , a pair of snap portions 310 are provided on the push button 300 , and the pair of snap portions 310 have different widths in the axial direction of the handle 100 . Here, since the snap portions 310 have different sizes, the installation positions can be quickly distinguished, the efficiency and accuracy of the installation can be effectively improved, and the installation is convenient.

Specifically, please refer to FIG. 10 , the buckle portion 310 includes an extension block 311 , one end of which is fixed on the push button 300 and grows perpendicular to the axial direction of the handle 100 , and a buckle 312 formed on the other end of the extension block 311 . ; The slot portion 410 includes a through hole 411 for the extension block 311 to pass through and a pair of blocks formed on both sides of the through hole 411 for the locking portion of the buckle portion 310 . Wherein, the side wall of the handle 100 is formed with a chute 150 for the extension block 311 to pass through and slide. After the extension block 311 is inserted into the through hole 411 and the buckle 312 is engaged with the block, the inner sidewall of the push button 300 abuts against the outer sidewall of the handle 100 . In this way, the push button 300 can only translate along the axial direction of the handle 100 , so that the push button 300 has a predetermined movement trajectory, and has the advantages of stable and reliable connection.

Considering that if the entire inner side wall of the push button 300 abuts against the outer side wall of the handle 100 , when the push button 300 moves, a greater frictional resistance will be generated between the push button 300 and the outer side wall of the handle 100 . The inner side wall is provided with first ribs 320 distributed along the axial direction of the handle 100, please refer to FIG. contact area, thereby reducing the frictional resistance when the push button 300 moves.

Specifically, please refer to FIG. 12 , the stopper includes a first stopper 412 engaged with the buckle 312 and a second stopper 413 inclined toward the first stopper 412 , wherein the first stopper 412 and the second stopper 412 The blocks 413 are disposed opposite to each other. After the buckle 312 is engaged with the first blocking block 412 , the second blocking block 413 abuts against the extending block 311 , so that the extending block 311 and the first blocking block 412 abut against each other. Therefore, the stopper can make the connection between the push button 300 and the sliding member 400 more stable and reliable.

Further, please refer to FIG. 2 and FIG. 5 , the handle inner frame 120 is further provided with an opening 121 matched with the sliding member 400 , and a convex frame 430 is provided on the inner side wall of the sliding member 400 close to the adjustment switch 200 , and the convex frame 430 is located in the opening 121 Inside, for connecting the trigger part 210 . Wherein, the opening 121 facilitates the connection between the sliding member 400 and the trigger portion 210 of the adjustment switch 200 on the one hand, and can limit the sliding stroke of the sliding member 400 on the other hand.

Further, in order to ensure that the sliding member 400 only has translational freedom in the axial direction of the handle 100 and no freedom of movement in other directions, side wings 420 are symmetrically arranged on opposite sides of the sliding member 400, and the handle shell Between the arcuate inner wall of 110 and the handle inner frame 120, an arcuate accommodation space with wide middle and narrow sides is formed. Please refer to FIG. 13 and FIG. 14. The above-mentioned arcuate accommodation space and the side wings 420 can limit the sliding member 400 in the opening 121. The sliding member 400 can only translate in the length direction of the opening 121 , wherein the length direction of the opening 121 is parallel to the axial direction of the handle 100 . A second rib 421 is also provided on the wall surface where the side wing 420 and the handle inner frame 120 are matched. The second rib 421 can reduce the frictional resistance between the side wing 420 and the handle inner frame 120 when moving. Therefore, the side wings 420 can enable the slider 400 to smoothly slide on a predetermined sliding track.

Further, in order to facilitate pushing the push button 300, in the present embodiment, the outer side wall of the push button 300 is formed with protruding strips 330 that are convenient for pushing it, and the protruding strips 330 are distributed along the circumferential direction of the handle 100, wherein the protruding strips 330 are The connection line between any point on the trigger part 210 and the axial direction of the handle 100 is set at an angle M, and the value range of the angle M is: 20°～70°. The value of the included angle M can be 25°, 30°, 35°, 40°, 45°, 50°, 55°, 60° and 65°. The push button 300 can be pushed even with a small force, which effectively improves the comfort of use.

In this embodiment, the handle 100 is further provided with a hair dryer button assembly, and the hair dryer button assembly is used to switch the working state of the push switch 800 so as to adjust the air temperature of the hair dryer. Please refer to FIGS. 3 and 4 , the hair dryer button assembly includes: a support member 600 disposed inside the handle 100 , the support member 600 is provided with a first connection structure 610 , and a second connection structure 610 is provided inside the handle 100 . The connecting structure 130; and the button 500, which is arranged on the supporting member 600, and the button 500 is provided with a latching structure 510 to prevent it from being separated from the supporting member 600; wherein, the supporting member 600 passes between the first connecting structure 610 and the second connecting structure 130. After the button 500 is clamped to the support member 600 through the clamping structure, there are reserved gaps between the button 500 and the support member 600 and between the button 500 and the outer side wall of the handle 100, and the reserved gap is It is configured to prevent the button 500 from being stuck in a pressing direction perpendicular to the axial direction of the handle 100 . In the above manner, the button 500 in the present application is disposed on the handle 100 through the support member 600, and there are reserved gaps between the button 500 and the support member 600 and between the button 500 and the outer wall of the handle 100. Therefore, the button 500 and the support The member 600 has better centering, so as to ensure that the button 500 is not easily stuck.

Further, please refer to FIG. 17, the first connection structure 610 includes a first axial locking structure 611 and a first circumferential positioning structure 612; please refer to FIG. 7, the second connection structure 130 is disposed on the handle inner frame 120, including and The second axial locking structure 131 matched with the first axial locking structure 611 and the second circumferential positioning structure 132 matched with the first circumferential positioning structure 612; wherein the first axial locking structure 611 and The cooperation between the second axial positioning structures 131 can realize the axial positioning and connection of the support 600 and the handle 100; the cooperation between the first circumferential positioning structure 612 and the second circumferential positioning structure 132 can realize the support Circumferential positioning of 600 with handle 100. In this way, the effective installation of the support member 600 on the handle 100 can be realized, and the connection is stable and reliable.

Specifically, the first axial clamping structure 611 includes a first clamping shoulder 6111 and a second clamping shoulder 6112 formed on the outer circumferential wall of the support member 600 , wherein the first clamping shoulder 6111 is disposed close to the button 500 , and the second clamping shoulder is 6112 is set away from button 500. The second axial locking structure 131 includes an installation hole 1311 formed in the handle inner frame 120 , a hole shoulder 1312 formed in the hole wall of the installation hole 1311 and engaged with the first clamping shoulder 6111 , and the second clamping shoulder 6112 The hooks 1313 are engaged with each other, wherein the shoulders 1312 and the hooks 1313 are located at opposite ends of the mounting hole 1311 respectively. Referring to FIG. 17, in order to facilitate the engagement of the hook 1313 with the second shoulder 6112, the outer circumferential wall of the support member 600 is provided with guide grooves 6113 distributed along the axial direction thereof, that is, the guide groove 6113 extends along the first shoulder 6111 to The directions of the second clamping shoulders 6112 are distributed, the first end of the guide groove 6113 is formed with an introduction port on the first clamping shoulder 6111 , and the trailing end is spaced from the second clamping shoulder 6112 . By providing the guide groove 6113 , the hook 1313 can pass over the first clamping shoulder 6111 and then engage with the second clamping shoulder 6112 .

In this embodiment, in order to facilitate positioning, the first circumferential positioning structure 612 is set as a bump formed at the first clamping shoulder 6111 and grown along the radial direction thereof; the second circumferential positioning structure 132 is set as a A groove formed at the edge of the mounting hole 1311. During installation, the circumferential positioning can be completed only by aligning the above-mentioned convex block with the above-mentioned groove, and has the advantages of simple structure, convenient positioning and convenient installation.

Further, referring to FIGS. 16 and 17 , the button 500 further includes a pressing block 520 that is connected to the latching structure 510 and is exposed on the outer side wall of the handle 100 . Ribs 530. The latching structure 510 includes at least one connecting leg 511 disposed on the pressing block 520 , and a button buckle 512 formed on the end of the connecting leg 511 . The connecting leg 511 is disposed on the inner end face of the pressing block 520 and distributed along the pressing direction of the button 500 , The pressing block 520 and the button buckle 512 are respectively located on opposite sides of the connecting leg 511 . The support member 600 is hollow in the interior and has openings at both ends to form a cavity passing through it. The cavity is formed with a partition 620 perpendicular to its axial direction. In the card slot 621, after the connecting leg 511 passes through the through card slot 621, the button buckle 512 of the card position structure 510 is engaged with the partition plate 620, so as to realize the connection between the button 500 and the support member 600; the partition plate 620 is also provided with There is a through hole 622 , and the through hole 622 enables the rib 530 to pass through to the side of the push switch 800 to cooperate with it. An elastic element 700 is also arranged between the button 500 and the support 600. The elastic element 700 is sleeved on the rib 530 and is located in the area surrounded by the partition plate 620 and the button 500. One end surface of the elastic element 700 is connected to the pressing block 520. The other end faces that abut and face each other abut against the partition plate 620 to provide the reset force of the button 500 . The side wall of the handle housing 110 is provided with a button hole 140 for accommodating the pressing block 520. When the pressing block 520 is in the reset state, the outer end surface of the pressing block 520 is flush with the side wall of the handle housing 110 or slightly convex On the side wall of the handle shell 110 or slightly concave on the side wall of the handle shell 110 .

In this embodiment, please refer to FIGS. 3 and 4 , the reserved gap between the button 500 and the outer side wall of the handle 100 is the annular appearance gap X2 between the outer circumferential wall of the pressing block 520 and the hole wall of the button hole 140 . The reserved gap between the button 500 and the support member 600 is the annular installation gap X1 between the connecting leg 511 and the cavity wall of the support member 600 .

Further, the pressing block 520 includes a base formed with a cover groove 521 and a light-shielding key cover 522 fastened in the cover groove 521 . Form a ring light strip. In this embodiment, LED lights are also provided on the electric control board. Each time the button 500 triggers the push switch 800, the color of the LED lights changes accordingly, and different colors of the LED lights represent different wind temperatures. The base body of the pressing block 520, the card position structure 510 and the support member 600 are all made of transparent light-transmitting materials, so that the base body of the pressing block 520, the card position structure 510 and the support member 600 can change with the change of the color of the LED lights, thereby The utility model realizes that the air temperature can be judged by the color of the annular light strip, which has the advantages of convenient use and beautiful appearance.

It can be understood that the push button assembly in the present application can be applied to different usage scenarios, and the following examples are used for description.

The push button assembly in the present application can be applied to a hair dryer. The hair dryer includes the push button assembly, a handle 100 provided with the push button assembly, and a blower located above the handle 100 and connected to the handle 100 . In the direction from the air inlet of the fan to the air outlet of the fan, an air inlet cover, a wind wheel, a motor, a heating wire assembly and an air outlet cover are sequentially arranged inside the fan. The push button assembly can realize the on-off control of the motor and the heating wire assembly and the adjustment of the motor speed through the adjustment switch 200 .

It can be understood that the above specific applications are only examples of the push button assembly in the present application, and those skilled in the art can make adaptive adjustments according to the actual situation, which will not be repeated here.

To sum up, the push button in the present application is clamped to the sliding member through the cooperation between the first clamping structure and the second clamping structure, so as to realize the gear adjustment of the adjustment switch; The width and size are set differently to improve the efficiency and accuracy of installation; by setting the first rib on the inner wall of the push button along the axial direction of the handle to reduce the contact area between the inner wall of the push button and the outer wall of the handle, This in turn reduces the frictional resistance when the push button moves. In the present application, the connection line between any point on the protruding strip and any point on the trigger portion is set at an included angle M with the axial direction of the handle, so that the push button can be pushed even when a small force is applied, which effectively improves the the comfort of use. The button in the present application is arranged on the handle through the support, and there are reserved gaps between the button and the support and between the button and the outer side wall of the handle. Therefore, the button and the support have better centering, so as to ensure the button Not easy to get stuck.

Although the embodiments of the present application have been disclosed above, they are not limited to the applications listed in the description and the embodiments, and can be applied to various fields suitable for the present application. For those skilled in the art, they can easily Additional modifications are implemented, therefore, the application is not limited to the specific details and illustrations shown and described herein without departing from the general concept defined by the claims and the scope of equivalents.

Claims (10)

1. A push button assembly for use with a handle having a regulating switch therein, comprising:

the push button is arranged on the outer side of the handle and is provided with a first clamping structure extending into the handle; and

the sliding piece is arranged inside the handle and provided with a second clamping structure, and the sliding piece is configured to be connected with the push button and the adjusting switch;

the push button is clamped to the sliding piece through the matching between the first clamping structure and the second clamping structure to push the trigger part on the adjusting switch to linearly slide in the axial direction of the handle.

2. The push button assembly of claim 1,

first joint structure includes buckle portion, second joint structure includes the bayonet catch portion, wherein, buckle portion card is gone into behind the bayonet catch portion, it has the edge to push away the button the translation degree of freedom that handle axial direction removed.

3. The push button assembly of claim 2,

the push button is provided with a pair of buckling parts, and the width sizes of the buckling parts in the axial direction of the handle are different.

4. The push button assembly of claim 2,

the buckling part comprises an extension block and a buckle, wherein one end part of the extension block is fixedly arranged on the push button and grows along the axial direction vertical to the handle, and the buckle is formed at the other end part of the extension block;

the clamping groove part comprises a through hole for the extension block to penetrate through and a pair of stop blocks which are formed on two sides of the through hole and used for clamping the clamping part;

wherein, after the extension block is inserted into the through hole and the buckle is clamped with the stop block, the inner side wall of the push button is abutted against the outer side wall of the handle.

5. The push button assembly of claim 4,

the inner side wall of the push button is provided with first ribs distributed along the axial direction of the handle, so that the contact area between the inner wall of the push button and the outer wall of the handle is reduced, and the ribs are located on two opposite sides of the buckling part.

6. The push button assembly of claim 4,

the stop block comprises a first stop block clamped with the buckle and a second stop block inclined towards the first stop block, wherein the first stop block and the second stop block are arranged in opposite directions, and after the buckle is clamped with the first stop block, the second stop block abuts against the extension block, so that the extension block abuts against the first stop block.

7. The push button assembly of claim 1,

the handle comprises a handle shell and a handle inner frame, wherein the handle shell is hollow along the axial direction of the handle shell to form an accommodating cavity, and the handle inner frame is detachably arranged in the accommodating cavity and supports the regulating switch; wherein, an opening matched with the sliding piece is arranged on the handle inner frame.

8. The push button assembly of claim 7,

the sliding piece is provided with a plurality of opposite side edges, and the opposite side edges are symmetrically provided with side wings which are configured to limit the sliding piece to move in the width direction and the thickness direction of the opening, wherein the length direction of the opening is parallel to the axial direction of the handle.

9. The push button assembly of claim 1,

push away the sand grip that the shaping has the be convenient for to promote it on the lateral wall of button, the sand grip is followed the circumferential direction of handle distributes, wherein, arbitrary one on the sand grip with the line of arbitrary one on the trigger part with the axial of handle is contained angle M and sets up, contained angle M's value scope is: 20 to 70 degrees.

10. A hair dryer comprising the push button assembly of any one of claims 1 to 9.

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