CN220856398U - Linkage pressing assembly of tact switch - Google Patents

Abstract

The utility model provides a linkage pressing assembly of a tact switch, which comprises a shell and a pressing key arranged above the shell, wherein the pressing key has elastic restoring force, the linkage pressing assembly comprises a pressing rod, the pressing key has an initial state separated from the pressing rod and a pressing state abutted against the pressing rod, a hinge assembly is arranged between the shell and the pressing rod, and the hinge assembly can drive the pressing key to switch from the initial state to the pressing state in a reciprocating manner.

Description

Linkage pressing assembly of tact switch

Technical Field

The utility model relates to the technical field of tact switches, in particular to a linkage pressing assembly of a tact switch.

Background

The washing machine is a commonly used household electrical appliance equipment, and in order to realize the safety when spin-drying, the washing machine is generally provided with an upper cover tact switch at an upper cover, if the upper cover is opened, the upper cover triggers the switch of the upper cover tact switch in a pressing mode, so that an electric signal is output to a control system of the washing machine, and the tact switch is provided with a pressing key for control in the prior art, but because the integral structure of the tact switch is smaller, the setting of the pressing key is smaller, so that the contact surface when the pressing key contacts with the upper cover is smaller, and the accurate on-off is unfavorable.

Disclosure of utility model

Therefore, the technical problem to be solved by the utility model is to overcome the defects that in the prior art, the contact surface is small when the key is pressed and is not beneficial to accurate on-off due to the fact that the key is pressed, and therefore the linkage pressing assembly convenient for the contact of the tact switch and the upper cover is provided.

The utility model provides a linkage pressing assembly of a tact switch, which comprises a shell and a pressing key arranged above the shell, wherein the pressing key has elastic restoring force, the linkage pressing assembly comprises a pressing rod, the pressing key has an initial state separated from the pressing rod and a pressing state abutted to the pressing rod, a hinge assembly is arranged between the shell and the pressing rod, and the hinge assembly can drive the pressing key to switch back and forth from the initial state to the pressing state.

Further: the hinge assembly comprises a hinge rod arranged on one side of the shell or the pressing rod and a rotating ring arranged on the other side and rotationally connected with the hinge rod.

Further: the press key is located the below of press lever, press the lever including the slope end that buckles the setting and press the end, rotatory ring sets up in slope end both sides position, press the end setting in the one side that the tilting end kept away from the turning block, the articulated lever sets up on the casing, when press key switches to the press state from initial state, the tilting end is clockwise or anticlockwise rotation with the articulated lever as the pin joint.

Further: the shell is provided with a boss which is used for abutting against the end part of the inclined end.

The technical scheme of the utility model has the following advantages:

1. the utility model provides a linkage pressing assembly of a tact switch, which comprises a shell and a pressing key arranged on the shell, wherein in the prior art, the pressing key is directly contacted with an upper cover, and the pressing key cannot be accurately controlled by the upper cover due to the small contact area between the pressing key and the upper cover.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a positional relationship diagram of a pressed key in a pressed state;

Fig. 2 is a positional relationship diagram of the pressing key in an initial state.

Reference numerals illustrate:

1. A housing; 2. pressing a key; 3. pressing a pressing rod; 31. an inclined end; 32. a pressing end; 4. a hinge assembly; 41. a hinge rod; 42. a rotating ring; 5. a boss.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. 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.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Examples

The embodiment provides a touch switch's linkage pressing component, touch switch includes casing 1 and sets up in the pressing key 2 of casing 1 top, pressing key 2 has elastic restoring force, and the linkage pressing component includes pressing lever 3, pressing key 2 have with pressing lever 3 the initial condition of separation and with pressing lever 3 butt pressing the state, have hinge assembly 4 between casing 1 and the pressing lever 3, hinge assembly 4 can drive pressing key 2 from initial condition to pressing state reciprocal switching.

The specific improvement is as follows: as shown in fig. 1 and 2, the tact switch includes a housing 1 and a pressing key 2 disposed on the housing 1, in the prior art, the pressing key 2 directly contacts an upper cover, the pressing key 2 cannot be accurately controlled by the upper cover due to a small contact area between the pressing key 2 and the upper cover, and in this embodiment, a pressing rod 3 is disposed above the pressing key 2, the upper cover controls the pressing key 2 by pressing the pressing rod 3, the pressing rod 3 has a larger area compared with the pressing key 2, the contact area between the pressing rod 3 and the upper cover is larger, the pressing rod 3 is turned over to press the pressing rod 3 in the pressing process, and the pressing rod 3 drives the pressing key 2 to press, so that the pressing key 2 can be fully pressed.

Based on the above embodiments: the hinge assembly 4 includes a hinge lever 41 provided on one side of the housing 1 or the pressing lever 3, and a rotation ring 42 provided on the other side and rotatably connected to the hinge lever 41.

Based on the above embodiments: the pressing key 2 is located below the pressing bar 3, the pressing bar 3 includes an inclined end 31 and a pressing end 32 which are bent, the rotating ring 42 is disposed at two sides of the inclined end 31, the pressing end 32 is disposed at one side of the inclined end 31 away from the rotating block, the hinge bar 41 is disposed on the housing 1, and when the pressing key 2 is switched from an initial state to a pressing state, the inclined end 31 rotates clockwise or anticlockwise with the hinge bar 41 as a hinge point.

The specific improvement is as follows: as shown in fig. 1 and 2, the hinge assembly 4 includes a hinge rod 41 and a rotating ring 42, the hinge rod 41 is disposed on the hinge rod, two ends of the hinge rod 41 are provided with a clamping groove, the rotating ring 42 is disposed on the inclined end 31, the rotating ring 42 is clamped in the clamping groove, and the rotating ring 42 can rotate along the circumferential direction of the hinge rod 41, when the upper cover is opened, the pressing end 32 is pressed to press the pressing end 32, the pressing end 32 can drive the inclined end 31 to move, so that the pressing key 2 is pressed, after the pressing key 2 is pressed, an electric signal is output to a control system of the washing machine, when the upper cover is covered back, the pressing end 32 loses external force, no force acts on the pressing key 2, and at this time, the pressing key 2 returns to an initial state (wherein the position arrangement between the pressing end and the upper cover can be installed according to practical situations) by a person skilled in the art.

Based on the above embodiments: the housing 1 is provided with a boss 5 for abutting against the end of the inclined end 31.

The specific improvement is as follows: when the side of the inclined end 31 facing away from the pressing end 32 abuts against the boss 5, the rotation of the rotating ring 42 can be stopped.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (4)

1. A linkage pressing assembly of a tact switch, characterized in that: the tact switch comprises a shell (1) and a pressing key (2) arranged above the shell (1), wherein the pressing key (2) is provided with elastic restoring force, the linkage pressing assembly comprises a pressing rod (3), the pressing key (2) is provided with an initial state separated from the pressing rod (3) and a pressing state abutted to the pressing rod (3), a hinge assembly (4) is arranged between the shell (1) and the pressing rod (3), and the hinge assembly (4) can drive the pressing key (2) to be switched from the initial state to the pressing state in a reciprocating manner.

2. The linked pressing assembly of a tact switch according to claim 1, wherein: the hinge assembly (4) comprises a hinge rod (41) arranged on one side of the shell (1) or the pressing rod (3) and a rotating ring (42) arranged on the other side and rotationally connected with the hinge rod (41).

3. The linked pressing assembly of a tact switch according to claim 2, wherein: the push button switch is characterized in that the push button switch is arranged below the push button switch (3), the push button switch (3) comprises an inclined end (31) and a push end (32) which are bent, the rotary rings (42) are arranged at two sides of the inclined end (31), the push end (32) is arranged at one side of the inclined end (31) away from the rotating block, the hinge rod (41) is arranged on the shell (1), and when the push button switch (2) is switched from an initial state to a push state, the inclined end (31) rotates clockwise or anticlockwise by taking the hinge rod (41) as a hinge point.

4. A tact switch linkage pressing assembly in accordance with claim 3, wherein: the shell (1) is provided with a boss (5) which is used for abutting against the end part of the inclined end (31).