CN210120067U - Key and household appliance - Google Patents

Abstract

The utility model belongs to the domestic appliance field specifically provides a button and domestic appliance. The utility model provides a new button, it is provided with the back lid, and the back lid is provided with back lid jack catch to set up first jack catch and second jack catch on the key-press support. During the installation, make key-press support's first jack catch and front panel joint, make second jack catch and back lid jack catch joint, cover the body through support and back and with first target object centre gripping in the middle to on fixed first target object with support and back lid, be about to fix the button on target domestic appliance's operating panel. The utility model discloses a button simple structure to can install the domestic appliance control panel through first jack catch in the front panel outside, lock the key-press support by back lid and second jack catch block again, further prevent it and drop, realize fixing power button module on the panel beating front panel, satisfy simultaneously fixed firm, be difficult for droing, functional requirements such as quick detachable after sale.

Description

Key and household appliance

Technical Field

The utility model belongs to the domestic appliance field specifically provides a button and domestic appliance.

Background

With the improvement of living standard of people, the washing machine has been widely popularized. With the increasing demands of consumers on the appearance of the washing machine, the front panel of the integrated sheet metal washing machine (drum) is produced. In the prior art, most power key structures of the drum washing machine are installed and fixed on a plastic main control board from the inner side of a washing machine box body, and the plastic main control board is processed and manufactured by adopting an injection molding process, so that the process means can arrange fixing structures such as clamping jaws and the like in the main control board for installing the power keys. The metal plate front panel (main control panel) is thin in thickness and simple in structure, only a simple flanging structure can be processed, and the fixing structure cannot be prepared through a reasonable process method, so that the power supply key structure in the prior art cannot be suitable for the novel metal plate front panel; in addition, if the power button is installed from the inner side of the washing machine, a large fillet gap is left on the appearance part of the sheet metal front panel, so that the appearance of the washing machine is not attractive.

If the power supply key structure is to be installed on the metal plate front panel, the power supply key module needs to be installed from the outside of the washing machine, and the appearance requirement can be guaranteed.

Accordingly, there is a need in the art for a new key to solve the above problems, so as to achieve the purpose of securing the power key to the panel of the washing machine while satisfying the after-market detachable operation.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems in the prior art, that is, to solve the problem that the power button cannot be fixedly installed on the washing machine panel from the outside and can meet the requirement of after-sale detachable operation, the utility model provides a button, which comprises a bracket, a first jaw, a second jaw and a rear cover; the first clamping jaw and the second clamping jaw are fixedly connected with the bracket or integrally manufactured along the mounting direction of the bracket respectively; the rear cover comprises a rear cover body, a dismounting structure arranged on the rear cover body and a rear cover clamping jaw arranged on the dismounting structure; in a use state, the bracket and the rear cover body clamp a first target object in the middle, the first clamping jaws are clamped with the first target object, the second clamping jaws are clamped with the rear cover clamping jaws, and therefore the bracket and the rear cover are fixed on the first target object.

In a preferred technical scheme of the key, the number of the first clamping jaws is two, and the two first clamping jaws are symmetrically arranged relative to the mounting direction of the support; and/or the number of the second clamping jaws is two, and the two second clamping jaws are symmetrically arranged relative to the mounting direction of the bracket; the rear cover comprises two disassembly structures which are symmetrically arranged, and each disassembly structure is provided with one rear cover clamping jaw respectively.

In a preferred technical solution of the above key, the bracket includes a bracket main body and two symmetrical side plates, and each side plate is provided with one first jaw and one second jaw; the rear cover clamping jaws are arranged on the inner side of the dismounting structure.

In a preferred technical solution of the above key, the key further includes a key plate fixedly connected to the bracket main body, and the key plate is located on a side of the bracket main body away from the side plate; and/or the key further comprises a control panel fixedly connected with the bracket main body, and the control panel is positioned on one side of the bracket main body close to the side plate; and/or the key further comprises a sealing ring connected with the bracket main body; in a use state, the seal ring is located between the holder main body and a side wall of a mounting hole formed in the first target object.

In the preferable technical scheme of the key, an annular groove is formed in the support main body, and the sealing ring is clamped in the annular groove.

In a preferred technical solution of the above key, a supporting rib abutted against the first target object is provided on a side of the rear cover body away from the detaching structure; and/or an operation part for an operator to operate is arranged at one end of the dismounting structure far away from the rear cover body.

Furthermore, the utility model also provides a household appliance, household appliance includes any one of above-mentioned preferred technical scheme the button.

In a preferred embodiment of the household appliance, the first target object is a front panel of the household appliance, and the bracket is mounted to the front panel from the outside to the inside.

In a preferred embodiment of the household appliance, a stop structure abutting against the bracket is disposed on an inner side of the front panel.

In a preferred technical solution of the household appliance, the household appliance is a washing machine, a washing and drying all-in-one machine or a clothes dryer.

The utility model discloses an among the preferred technical scheme, provide a button including support and back lid, be provided with first jack catch and second jack catch on this button support to set up first jack catch and second jack catch to make with support fixed connection or an organic whole respectively along button support's installation direction. The first clamping jaw is clamped with the first target object, the second clamping jaw is clamped with the rear cover clamping jaw, the first target object is clamped in the middle through the support and the rear cover body, and therefore the support and the rear cover are fixed to the first target object, namely the key is fixed on an operation panel of the target household appliance. The utility model discloses a button simple structure to can install the domestic appliance control panel in the front panel outside, the first jack catch of key-press support can the joint on the panel beating turn-over, locks the key-press support by back lid and second jack catch block again, further prevents that it from droing, realizes fixing power button module on the panel beating front panel, satisfies fixed firm simultaneously, is difficult for droing, functional requirements such as quick detachable after sale.

Drawings

Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:

FIG. 1-1 is a front view of the key of the present invention;

fig. 1-2 are left side views of the key of the present invention;

fig. 2 is a schematic view of the overall structure of the first viewing angle of the key of the present invention;

fig. 3 is a schematic view of the overall structure of the second viewing angle of the key of the present invention;

FIG. 4 is a schematic cross-sectional view of the key of the present invention after being assembled in a target position;

FIG. 5 is an exploded view of the key assembly process of the present invention;

FIG. 6 is a schematic view of the key assembly of the present invention in a target position;

FIG. 7 is a schematic structural view of the button assembly of the present invention mounted on the front panel of the washing machine;

1-key, 11-bracket, 111-bracket main body, 112-side plate, 113-annular groove, 12-first jaw, 13-second jaw, 14-key plate, 15-control plate and 16-sealing ring;

2-front panel, 21-mounting hole, 22-stop structure, 3-rear cover, 31-rear cover jaw and 32-wing plate.

Detailed Description

It should be understood by those skilled in the art that the embodiments in this section are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. For example, although the components in the drawings are illustrated in a certain proportional relationship, the proportional relationship is not constant, and those skilled in the art can make adjustments as needed to adapt to specific applications, and the adjusted technical solution will still fall into the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-1, 1-2 and 2, the key 1 of the present invention includes a bracket 11, a first claw 12 and a second claw 13, the first claw 12 and the second claw 13 are respectively connected to the bracket 11 along the installation direction of the bracket 11 to the control panel of the household appliance, and the first claw 12 and the second claw 13 can be fixedly connected to the bracket 11 or integrally formed with the bracket 11. The first claw 12 is used for clamping with a first target object to fix the bracket 11 with the first target object, and the second claw 13 is used for clamping with a second target object to fix the bracket 11 with the second target object. The two claws are respectively connected with two target objects in a clamping way, so that the bracket 11 is more firmly fixed under the double functions. Further, the bracket 11 may be made of a metal material, or may be made of a plastic material, as long as it has a certain elastic restoring force, so that the first jaw 12 and the first target object and the second jaw 13 can be connected to the second target object in a snap-fit manner.

Referring to fig. 7, for example, taking the sheet metal front panel 2 of the drum washing machine as the first target object, will the utility model discloses a button 1 is installed in mounting hole 21 department on sheet metal front panel 2 (refer to fig. 3, fig. 5), and first jack catch 12 stretches into behind front panel 2 inboard through mounting hole 21 from the front panel 2 outside (one side that the washing machine drum is located is the inboard of front panel 2, and the opposite side is the outside promptly), and with the block of sheet metal turn-ups, make support 11 unable along the reverse front panel 2 that breaks away from of installation direction to fix button 1 on washing machine front panel 2.

Referring to fig. 3, preferably, the inner side of the front panel 2 is provided with a stop structure 22 abutting against the bracket 11 for limiting the movement of the bracket 11 towards the inside of the washing machine cabinet. In the embodiment, the front panel 2 is provided with the bending structure as the stopping structure 22, the bending structure has a simple processing technology and has enough strength to effectively stop the support 11 from moving towards the inside of the washing machine, so that the support 11 is fixed on the sheet metal front panel 2 under the matching action of the first clamping jaw 12; in addition, such a bending stopper structure 22 can also increase the strength of the burring structure provided in the circumferential direction of the mounting hole 21 on the front panel 2. It will be appreciated by those skilled in the art that the stop structure 22 may be provided in other forms, such as a limit screw for limiting the movement of the bracket 11 toward the inside of the washing machine cabinet.

Referring to fig. 1-2 and 4, preferably, in order to stably and firmly fix the bracket 11 on the front panel 2 of the target household appliance, the number of the first claws 12 of the key 1 is two, and the two first claws 12 are symmetrically arranged relative to the installation direction of the bracket 11, so that the two first claws 12 can uniformly share the moment of the snap connection on both sides of the bracket 11, thereby firmly fixing the bracket 11 on the front panel 2 of the sheet metal of the washing machine. Preferably, the two first claws 12 are respectively arranged on two longer side surfaces of the bracket 11, so that the structure is more reasonable, and the condition that the bracket 11 is deformed due to the stress concentration effect generated after the key is installed in place is avoided.

Preferably, the second jaws 13 are provided in two corresponding to the two first jaws 12, and the two second jaws 13 are also provided symmetrically with respect to the mounting direction of the bracket 11. Furthermore, the two second claws 13 are respectively arranged on the two longer side surfaces of the bracket 11 and correspond to the two first claws 12 in position, so that the moment acting on the bracket 11 after installation is optimized, and the installation is firmer and more stable.

With continued reference to fig. 1-2, 3 and 4, preferably, the bracket 11 includes a bracket main body 111 and two symmetrical side plates 112, the bracket main body 111 is an annular cylindrical body whose outer shape is adapted to the mounting hole 21, and when the bracket 11 is mounted on the front panel 2, the bracket main body 111 can be assembled and engaged with the flange of the mounting hole 21 (inside the mounting hole 21, approximately perpendicular to the circumferential side wall of the front panel 2) so as to fix the bracket 11 in the circumferential direction; the side plates 112 are used for arranging the first jaw 12 and the second jaw 13, wherein each side plate 112 is provided with one first jaw 12 and one second jaw 13. Moreover, the two side plates 112 may be symmetrically arranged along the center line of the bracket main body 11, or asymmetrically arranged; the width of the side plate 112 is smaller than the length of the side of the bracket main body 111, so that the side plate 112 can extend into the front panel 2 through the mounting hole 21 together with the first jaw 12 and the second jaw 13 during mounting.

Referring to fig. 4 and 5, preferably, the key 1 further includes a second target object, and the second target object is provided with a clamping structure corresponding to the second claw 13; in the use state, one end of the second target object far away from the clamping structure is abutted with the first target object.

Referring to fig. 4 and 6, in a specific embodiment, the second target object is set as a rear cover 3, preferably, the key 1 includes the rear cover 3, the rear cover 3 includes a rear cover body, two detaching structures are symmetrically arranged on the rear cover body, and each detaching structure is respectively provided with a rear cover claw 31, and the rear cover claws 31 are arranged at the inner side of the detaching structure. Under the user state, lid body covers 2 centre gripping of front panel in the centre behind support 11 and 1, through the 21 turn-ups joints of mounting hole of first jack catch and front panel 2, covers jack catch 31 joint through the second jack catch and the back to fix on front panel 2 support 11 and back lid 3. The positions of the rear cover clamping jaws 31 correspond to those of the second clamping jaws 13, and when the bracket 11 of the key 1 is clamped on the metal plate front panel 2 of the washing machine through the first clamping jaws 12, the key 1 is clamped and installed through the second clamping jaws 13 and the rear cover clamping jaws 31 of the rear cover 3; preferably, one side of the rear cover body, which is far away from the detaching structure, is provided with a supporting rib abutted with the front panel 2, and after the second clamping jaw 13 and the rear cover clamping jaw 31 are clamped and installed, the supporting rib is abutted with the sheet metal front panel 2 to provide torque pointing to the inside of the front panel 2 for the second clamping jaw 13, so that the rear cover 3 is fixedly abutted with the bracket 11. Under the condition, the clamping between the rear cover 3 and the second clamping jaw 13 and the clamping between the first clamping jaw 12 and the flanging of the front panel 2 are self-locked, and the bracket 11 is firmly fixed in place under the action of mutual torque (reverse torque), so that the key 1 is stably and firmly installed on the metal plate front panel 2 of the washing machine. Preferably, the detachable structure on the rear cover 3 is provided with an operation portion for an operator to operate at an end away from the rear cover body. Specifically, 2 wings 32 are provided on the rear cover 3, the wings 32 are connected to the rear cover claws 31 and extend in a direction away from the bracket main body 111, and the wings 32 can control the rear cover claws 31 to be away from the second claws 13 when the rear cover 3 is detached, thereby detaching the rear cover 3 from the bracket 11.

In a possible embodiment, the second target object may also be provided in the form of a frame having a snap-fit structure capable of being snapped with the second claw 13, the snap-fit structure may be a limiting hole, or may be a barb type claw, as long as it can limit the movement of the bracket 11 in the installation direction of the bracket 11; in the use state, one end of the frame far away from the clamping structure can be abutted against the front panel 2 of the washing machine, and provides torque for the second claw 13 to point to the inside of the front panel 2.

In a possible embodiment, the second target object may also be provided as an elastic support provided with a snap-in structure corresponding to the second claw 13; in the using state, one end of the elastic support far away from the clamping structure is abutted to the front panel 2 of the washing machine (or the elastic support is directly fixed on the inner side of the front panel 2), an elastic piece is arranged between one end of the elastic support abutted to the front panel 2 and the second clamping jaw 13, the elastic piece is extruded to be in a compression state through clamping connection of the elastic support and the second clamping jaw 13 of the support 11, and the support 11 is fixed on the front panel 2 through the restoring torque of the elastic piece.

Referring to fig. 3 and 5, the key 1 further includes a key sheet 14 fixedly connected to the bracket main body 111, and the key sheet 14 is located on a side of the bracket main body 111 away from the side plate 112 and is adhered to the bracket 11. After the key 1 is assembled at the target position, the key board 14 is arranged outside the front panel 2 as an operation part for the user to press and operate to control the washing machine program.

With continued reference to fig. 3 and 5, the key 1 further includes a control board 15 fixedly connected to the bracket main body 111, and the control board 15 is located on a side of the bracket main body 111 close to the side plate 112, adhered to the bracket 11, and electrically connected to the key board 14. After the key 1 is assembled at the target position, the control panel 15 is positioned at the inner side of the front panel 2; the control board 15 is further provided with an external interface for connecting a control circuit or a driving device.

With continued reference to fig. 4 and 5, the key 1 further includes a sealing ring 16 connected to the holder main body 111; in the use state, the gasket 16 is located between the bracket main body 111 and the side wall of the mounting hole formed on the first target object, that is, in the present embodiment, the gasket 16 is located between the bracket main body 111 and the side wall of the mounting hole 21 of the front panel 2 of the washing machine. Referring back to fig. 2, preferably, the bracket main body 111 is further provided with an annular groove 113, the sealing ring 16 is clamped in the annular groove 113 to hermetically connect the bracket main body 111 and the mounting hole 21, and the gap between the bracket 11 and the front panel 2 is reduced by the arrangement of the sealing ring 16, so that the assembly of the key 1 is more reliable and stable.

Furthermore, the utility model also provides a domestic appliance, this domestic appliance has button 1 among the above-mentioned arbitrary embodiment.

In particular, wherein the first object is a front panel of a household appliance, the support of the key of the present invention is mounted on the front panel from the outside to the inside (from the outside to the inside in the direction from left to right shown in fig. 4 and 5).

Preferably, in the specific implementation of the household electrical appliance, a stop structure abutting against the bracket is disposed on an inner side of the front panel of the household electrical appliance, and the stop structure may be a bent structure in the above embodiment, or may be a limiting structure in other forms, which is not limited herein.

Specifically, because the utility model provides a button device with novel connection structure, consequently the technical personnel in the field can understand, the utility model discloses can be applied to various domestic appliance, for example, domestic appliance can be washing machine, washing and drying all-in-one or dryer etc. and need the button operation.

Referring to fig. 4 and 5, when the key 1 is mounted on the front panel of the household appliance, the key plate 14 and the control board 15 are respectively bonded on the bracket main body 111 of the bracket 11, then the sealing ring 16 is sleeved on the annular groove 113, and then the above components are inserted into the mounting hole 21 from the outer side of the front panel 2 as a whole, so that the side plate 112 (with the first clamping jaw 12 and the second clamping jaw 13) extends into the inner side of the front panel 2 through the mounting hole 21, so that the first clamping jaw 12 is connected with the flanging of the mounting hole 21 in a clamping manner, at this time, the sealing ring 16 is located between the bracket main body 111 and the side wall of the mounting hole 21, and the key 1 is fixedly abutted against the front panel. Further, the rear cover 3 is buckled outside the bracket 11 from the inner side of the front panel 2, so that the second claws 13 are connected with the rear cover claws 31 of the rear cover 3 in a clamping manner, and meanwhile, one end of the rear cover 3, which is far away from the rear cover claws 31, abuts against the sheet metal front panel 2, so that the rear cover 3 is fixedly abutted against the bracket 11. Therefore, the key 1 is firmly fixed on the front panel 2 of the target household appliance under the complementary action of two pairs of symmetrically distributed clamping structures. The step of detaching the key 1 from the front panel of the household appliance is the reverse of the above-mentioned step of mounting and will not be described in detail here.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims (10)

1. A key is characterized by comprising a support, a first clamping jaw, a second clamping jaw and a rear cover;

the first clamping jaw and the second clamping jaw are fixedly connected with the bracket or integrally manufactured along the mounting direction of the bracket respectively;

the rear cover comprises a rear cover body, a dismounting structure arranged on the rear cover body and a rear cover clamping jaw arranged on the dismounting structure;

in a use state, the bracket and the rear cover body clamp a first target object in the middle, the first clamping jaws are clamped with the first target object, the second clamping jaws are clamped with the rear cover clamping jaws, and therefore the bracket and the rear cover are fixed on the first target object.

2. The key according to claim 1, wherein the number of the first claws is two, and the two first claws are symmetrically arranged relative to the mounting direction of the bracket; and/or the like and/or,

the number of the second clamping jaws is two, and the two second clamping jaws are symmetrically arranged relative to the mounting direction of the bracket; the rear cover comprises two disassembly structures which are symmetrically arranged, and each disassembly structure is provided with one rear cover clamping jaw respectively.

3. The key of claim 2, wherein the bracket comprises a bracket body and two symmetrical side plates, and one first claw and one second claw are arranged on the outer side of each side plate;

the rear cover clamping jaws are arranged on the inner side of the dismounting structure.

4. The key of claim 3, further comprising a key sheet fixedly connected to the frame body, the key sheet being located on a side of the frame body away from the side plate; and/or the like and/or,

the key further comprises a control panel fixedly connected with the bracket main body, and the control panel is positioned on one side of the bracket main body close to the side plate; and/or the like and/or,

the key further comprises a sealing ring connected with the support main body; in a use state, the seal ring is located between the holder main body and a side wall of a mounting hole formed in the first target object.

5. The key of claim 4, wherein the holder body defines an annular groove, and the seal ring is received in the annular groove.

6. The key according to any one of claims 1 to 5, wherein a side of the rear cover body away from the detaching structure is provided with a support rib abutting against the first target object; and/or the like and/or,

the one end of dismantling the structure and keeping away from back lid body is provided with the operation portion that supplies operating personnel to operate.

7. A household appliance, characterized in that it comprises a key as claimed in any one of claims 1 to 6.

8. The household appliance according to claim 7, wherein the first target object is a front panel of the household appliance, the bracket being mounted to the front panel in an outward-inward manner.

9. The household appliance according to claim 8, wherein an inner side of the front panel is provided with a stop structure abutting the bracket.

10. The household appliance according to any of claims 7 to 9, wherein the household appliance is a washing machine, a washer-dryer or a dryer.

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