CN115938836A

CN115938836A - Double-trigger-mode thin button for elevator

Info

Publication number: CN115938836A
Application number: CN202211407967.2A
Authority: CN
Inventors: 余晓刚; 沈斌; 邱超
Original assignee: Mitsubishi Electric Shanghai Electric Elevator Co Ltd
Current assignee: Mitsubishi Electric Shanghai Electric Elevator Co Ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-04-07

Abstract

The invention discloses a double-trigger-mode thin button for an elevator, which comprises a shell, and a trigger module, a key and a button cover which are sequentially arranged in the shell; the key includes: the key board and the key bulge are arranged on the upper surface of the key board, the upper surface of the key board is also provided with a first key board groove surrounding the key bulge, and the key bulge is provided with a first through hole penetrating through the key board and the key bulge; the button cover includes: the button cover comprises a button cover bearing plate, a button cover lower structure arranged on the upper surface of the button cover bearing plate, and a button cover metal structure arranged on the upper surface of the button cover lower structure; the trigger module includes: the PCB and the induction metal sheet arranged on the PCB; the sensing metal sheet is arranged on the button cover, and the sensing metal sheet is arranged on the button cover. The invention can simultaneously realize two trigger modes of mechanical micro-motion and capacitance induction.

Description

Double-trigger-mode thin button for elevator

Technical Field

The invention relates to the technical field of elevator buttons, in particular to a double-trigger-mode thin button for an elevator.

Background

The elevator button is the most direct operation object of an elevator passenger, generally needs to be contacted by a human hand, and confirms whether the elevator button is pressed or not through the most intuitive touch. Because of the leakproofness of elevator, especially the button is contacted by different passengers, the elevator has also become the high risk place of virus propagation, and the safety and sanitation demand that the elevator used is strong. In order to deal with the problem of the spread of germs, various non-contact elevator operating buttons have been developed in the market. Although such buttons may operate in the clear, blocking the spread of pathogens. It also has the problem that operational feedback is difficult to confirm and some passengers are still biased towards mechanically triggered buttons. In order to meet the requirements of different people and consider the convenience of button installation, the invention especially needs to invent a thin button with double trigger modes.

Disclosure of Invention

In view of the above, an object of the present invention is to provide a dual-triggering mode thin button for an elevator, which can be triggered by both capacitive sensing non-contact operation and conventional mechanical inching manner, and improve the accuracy of button operation. In addition, two trigger modes are integrated into a thin button, so that the installation and production are facilitated.

In order to achieve the purpose, the invention adopts the technical scheme that:

a double-trigger-mode thin button for an elevator comprises a shell, and a trigger module, a key and a button cover which are sequentially arranged in the shell;

the key includes: the key comprises a key board and a key bulge arranged on the upper surface of the key board, wherein the upper surface of the key board is also provided with a first key board groove surrounding the key bulge, and the key bulge is provided with a first through hole penetrating through the key board and the key bulge;

the button cover includes: the button cover comprises a button cover bearing plate, a button cover lower structure and a button cover metal structure, wherein the button cover lower structure is arranged on the upper surface of the button cover bearing plate, the button cover metal structure is arranged on the upper surface of the button cover lower structure, the shape of the button cover bearing plate is matched with that of a first groove of a button plate, a button cover groove matched with a button bulge is formed in the button cover bearing plate and the button cover lower structure, the button bulge is arranged inside the button cover groove, and a second through hole is formed in the button cover lower structure;

the trigger module includes: the PCB and the induction metal sheet arranged on the PCB;

the button cover is characterized by further comprising a conductor spring, wherein one end of the conductor spring abuts against the induction metal sheet, and the other end of the conductor spring sequentially penetrates through the first through hole and the second through hole and abuts against the button cover metal structure.

The thin button of the double-trigger mode for the elevator further comprises: the shell cover plate is detachably connected with the shell, and an accommodating space for accommodating the trigger module, the key and the button cover is formed between the shell cover plate and the shell.

The thin type button with the double trigger modes for the elevator is characterized in that first mounting concave buttons are arranged on two sides of the shell, first mounting convex buttons are arranged on two sides of the button, and the first mounting concave buttons are matched with the first mounting convex buttons.

The thin button with double trigger modes for the elevator is characterized in that second mounting convex buckles are arranged on two sides of the shell, second mounting concave buckles are arranged on two sides of the shell cover plate, and the second mounting convex buckles are matched with the second mounting concave buckles.

The thin button with double triggering modes for the elevator is characterized in that the four corners of the shell are provided with mounting seats, and the four corners of the PCB are provided with notch structures matched with the mounting seats.

The thin type button with double triggering modes for the elevator is characterized in that the middle of the shell is provided with a plurality of mounting cylindrical tables.

The elevator is with thin button of two trigger modes, wherein, the bottom of casing is seted up the components and parts and dodges the hole.

The thin button with double trigger modes for the elevator is characterized in that the trigger module further comprises: the micro switch is arranged in the middle of the PCB, and the capacitance induction chip is arranged on the PCB and connected with the induction metal sheet.

According to the thin type button with the double trigger modes for the elevator, the lower surface of the key plate of the button is further provided with a second key plate groove, a cylindrical table structure is arranged in the second key plate groove, and the lower end of the cylindrical table structure abuts against the micro switch.

The elevator is with thin button of two trigger modes, wherein, still be equipped with the silica gel cover on the cylindric platform structure.

Due to the adoption of the technology, compared with the prior art, the invention has the positive effects that:

(1) The invention can simultaneously realize two trigger modes of mechanical micro-motion and capacitance induction.

(2) The mechanical micro-motion circuit and the capacitance sensing module are integrated on the same PCB so as to reduce the whole size.

(3) The capacitance sensing chip is connected with the metal text sheet on the button cover through the conductor spring to form a capacitance detection sensing space, and meanwhile, the conductor spring provides restoring force for the button cover triggered by mechanical micromotion.

(4) The integral structure of the button adopts a compact design, the internal space of the shell is fully utilized, and the double-trigger module and other functional parts are integrated into a complete button.

Drawings

Fig. 1 is an exploded view of a double trigger mode thin button for an elevator according to the present invention;

fig. 2 is a schematic view of a housing of a double trigger mode thin button for an elevator of the present invention;

fig. 3 is a schematic view of a PCB of a dual trigger mode thin button for an elevator of the present invention;

fig. 4 is a schematic view of the upper surface of the button cover of the slim button of the double trigger mode for elevator of the present invention;

fig. 5 is a schematic view of the lower surface of the button cover of the thin button of the double trigger mode for elevator of the present invention;

fig. 6 is a schematic view of the upper surface of the key of the slim button of the double triggering mode for elevator of the present invention;

fig. 7 is a schematic view of the lower surface of the key of the thin button of the double trigger mode for elevator of the present invention;

in the drawings: 1. a housing; 11. a mounting base; 12. installing a cylindrical table; 13. avoiding holes for the components; 2. A triggering module; 21. a PCB; 22. an induction metal sheet; 23. a microswitch; 3. pressing a key; 31. a key sheet; 32. the key is raised; 33. a first groove of the key board; 34. a first through hole; 35. a second groove of the key board; 36. a cylindrical table structure; 4. a button cover; 41. a button cover carrier plate; 42. a button cover lower structure; 43. a button cover metal structure; 44. a button cover groove; 45. a second through hole; 5. a conductor spring; 6. a housing cover plate; 61. a housing cover panel; 62. a housing cover plate hole; 63. a shell cover plate side wall; 7. and (4) a silica gel sleeve.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inside", "outside", "front", "back", "lateral", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, and thus, the present invention is not to be construed as being limited thereto.

In the description of the present invention, it is to be understood that "upper surface" generally refers to a surface for pressing that faces the outside of the key, and "lower surface" generally refers to a surface that faces the inside of the key.

Referring to fig. 1 to 7, a dual-triggering mode thin button for an elevator according to a preferred embodiment is shown, which includes a housing 1, and a triggering module 2, a button 3, and a button cover 4 sequentially disposed in the housing 1.

The key 3 includes: the key assembly comprises a key plate 31 and key protrusions 32 arranged on the upper surface of the key plate 31, wherein the upper surface of the key plate 31 is further provided with a first key plate groove 33 surrounding the key protrusions 32, and the key protrusions 32 are provided with first through holes 34 penetrating through the key plate 31 and the key protrusions 32.

The button cover 4 includes: the button cover bearing plate 41, locate the button cover substructure 42 of the upper surface of button cover bearing plate 41, and locate the button cover metal structure 43 of the upper surface of button cover substructure 42, wherein, the shape of button cover bearing plate 41 and the shape phase-match of the first recess 33 of keypad, button cover bearing plate 41 is operationally located the inside of first recess 33, button cover recess 44 with button arch 32 assorted has been seted up on button cover bearing plate 41 to button cover substructure 42, button arch 32 is operationally located the inside of button cover recess 44, second through-hole 45 has still been seted up to button cover substructure 42.

The trigger module 2 includes: a PCB21 and an induction metal plate 22 provided on the PCB 21.

The button cover further comprises a conductor spring 5, one end of the conductor spring 5 abuts against the induction metal sheet 22, and the other end of the conductor spring 5 penetrates through the first through hole 34 and the second through hole 45 in sequence and abuts against the button cover metal structure 43.

Preferably, the button cover lower portion structure 42 is a resin structure, the front surface of the resin structure is a number or a symbol, the button cover metal structure 43 is a metal character plate, and the metal character plate is a hollow structure of the number or the symbol.

Further, as a preferred embodiment, the method further comprises: casing apron 6, casing apron 6 and casing 1 detachably are connected, form the accommodation space that is used for holding trigger module 2, button 3, button cover 4 between casing apron 6 and the casing 1.

Specifically, the housing cover 6 includes a housing cover panel 61, a housing cover hole 62 opened on the housing cover panel 61, and a housing cover side 63 disposed around the housing cover hole 62, wherein the housing cover panel restricts the position of the button cover carrier plate 41, the housing cover hole 62 allows the button cover metal structure 43 to pass through and protrude the button cover metal structure 43 from the housing cover 6, and the housing cover side 63 provides a guide for the button cover lower structure 42 and the button cover metal structure 43.

Preferably, the housing 1 is generally a flat rectangular parallelepiped structure, and the inside of the housing 1 is opened with a cavity.

Further, as a preferred embodiment, the two sides of the casing 1 are provided with first mounting concave buttons, the two sides of the key 3 are provided with first mounting convex buttons, and the first mounting concave buttons are matched with the first mounting convex buttons. The first mounting concave buckle and the first mounting convex buckle are connected in a buckle mode, and the key 3 is fixed inside the shell 1.

Further, as a preferred embodiment, two sides of the casing 1 are provided with second mounting convex buckles, two sides of the casing cover plate 6 are provided with second mounting concave buckles, and the second mounting convex buckles are matched with the second mounting concave buckles. The second mounting convex buckle and the second mounting concave buckle are connected in a buckling mode, and the shell cover plate 6 is fixed on the shell 1.

Further, as a preferred embodiment, four corners of the housing 1 are provided with the mounting seats 11, and four corners of the PCB21 are provided with the recessed structures matching with the mounting seats 11.

Further, as a preferred embodiment, a plurality of mounting cylindrical stages 12 are provided in the middle of the housing 1.

Further, as a preferred embodiment, the bottom of the housing 1 is provided with a component avoiding hole 13.

Further, as a preferred embodiment, the triggering module 2 further includes: a micro switch 23 arranged in the middle of the PCB21, and a capacitance sensing chip arranged on the PCB21 and connected with the sensing metal sheet 22.

Further, as a preferred embodiment, a second key board groove 35 is further formed in the lower surface of the key board 31 of the key 3, a cylindrical table structure 36 is disposed in the second key board groove 35, and the lower end of the cylindrical table structure 36 abuts against the micro switch 23.

Further, as a preferred embodiment, a silica gel sleeve 7 is further disposed on the cylindrical table structure 36, and the silica gel sleeve 7 abuts against the surface of the micro switch 23.

When the user's finger approaches the button cover metal structure 43, the capacitance sensing chip senses the change of the surface capacitance of the button cover metal structure 43 through the sensing metal piece 22 connected to the conductor spring 5, thereby triggering the button.

When the user's finger further approaches and presses the button cover 4, the mechanical microswitch 23 is triggered to work, the button is further triggered again, and tactile pressure feedback is obtained.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the invention.

Claims

1. The thin type button with double trigger modes for the elevator is characterized by comprising a shell, a trigger module, a key and a button cover, wherein the trigger module, the key and the button cover are sequentially arranged in the shell;

2. The thin type button of double trigger mode for elevator according to claim 1, further comprising: the shell cover plate is detachably connected with the shell, and an accommodating space for accommodating the trigger module, the key and the button cover is formed between the shell cover plate and the shell.

3. The elevator double-triggering mode thin button as claimed in claim 1, wherein a first mounting concave button is formed on each side of the housing, a first mounting convex button is formed on each side of the button, and the first mounting concave buttons are matched with the first mounting convex buttons.

4. The elevator double-triggering mode thin button as claimed in claim 2, wherein a second mounting convex button is provided on both sides of the housing, a second mounting concave button is provided on both sides of the housing cover plate, and the second mounting convex button is matched with the second mounting concave button.

5. The dual firing mode low profile button for elevators according to claim 1, wherein four corners of the housing are provided with mounting seats and four corners of the PCB are provided with notch structures matching the mounting seats.

6. The dual firing mode thin button for elevators according to claim 1, wherein a plurality of mounting cylindrical stages are provided at a middle portion of the housing.

7. The elevator dual trigger mode thin button as claimed in claim 1, wherein a component avoiding hole is formed at the bottom of the housing.

8. The dual trigger mode thin button for elevator according to claim 1, wherein said trigger module further comprises: the inductive metal sheet is arranged on the PCB, and the inductive metal sheet is arranged on the PCB and connected with the micro switch.

9. The dual-trigger-mode thin button for the elevator as recited in claim 8, wherein a second groove of the key board is further formed on a lower surface of the key board of the key, a cylindrical structure is disposed in the second groove of the key board, and a lower end of the cylindrical structure abuts against the micro switch.

10. The elevator double-trigger-mode thin button as claimed in claim 9, wherein the cylindrical table structure is further provided with a silica gel sleeve.