CN219936913U - Key with fool-proof card design - Google Patents

Abstract

The utility model discloses a key with a foolproof card design, which comprises a silicone rubber pad, wherein the top surface of the silicone rubber pad is upwards protruded to form a rubber protrusion, a pressing cylinder is arranged in the rubber protrusion, a plastic key head is arranged on the rubber protrusion, an identification card position is arranged on the plastic key head, the plastic key head is clamped with a key cap through the identification card position, the identification card position comprises a first card protrusion and a second card protrusion, the first card protrusion is arranged at the front end and the rear end of a part of the plastic key head, the second card protrusion is arranged at the front end and the rear end of the rest of the plastic key head, and the top surface of each plastic key head is provided with zero to three round protrusions, so that the identification card position and the round protrusions on each plastic key head adopt different combination modes, the key positions of different characters have different installation marks, when a novice installs the key cap on the plastic key head, the key cap can be effectively prevented from being misplaced, the installation efficiency of the key cap is increased, and the installation error rate is reduced.

Description

Key with fool-proof card design

Technical Field

The utility model relates to the technical field of keys, in particular to a key with a fool-proof card design.

Background

When the key cap is installed, the existing base for installing the key cap adopts the same clamping position design, so that the corresponding character position of the key cap is required to be very clear to accurately install, the key cap is easy to be misplaced for a new hand, the key functions are disordered, and the key with the foolproof card design is provided.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the key with the foolproof card design, so that key positions of different characters have different mounting marks, when a novice installs the key cap on the plastic key head, the key cap can be effectively prevented from being misplaced, the installation efficiency of the key cap of the key is increased, and the installation error rate is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a button with prevent slow-witted card design, includes the silicone rubber pad, the protruding rubber evagination that forms that makes progress of silicone rubber pad top surface, the inside of rubber evagination is equipped with presses the cylinder, install the plastic key head on the rubber evagination, be equipped with the sign screens on the plastic key head, the key cap is installed through sign screens joint to the plastic key head, the sign screens include first card protruding and second card protruding, first card protruding is established at the front and back end of partial plastic key head, the second card protruding is established at the front and back end of remaining plastic key head, every plastic key head top surface is equipped with zero to three circle protruding, makes every sign screens on the plastic key head adopt different combination mode with the circle protruding.

As a preferable technical scheme of the utility model, the first clamping convex is larger than the second clamping convex in size, the first clamping convex on the plastic key head is arranged at the upper end and the lower end of the plastic key head in a left-right staggered and same-side mode, and the second clamping convex on the plastic key head is symmetrically arranged at the upper end and the lower end of the plastic key head in a middle equipartition mode.

As a preferable technical scheme of the utility model, the plastic key head is externally wrapped with a layer of oil printing coating, and adjacent surfaces of adjacent plastic key heads are mutually adhered and mutually matched in a sliding way.

As a preferable technical scheme of the utility model, the bottom of the plastic key head is provided with a buckling groove which is clamped into the rubber and protrudes outwards, and the top wall of the buckling groove is provided with a limiting hole which is matched with the pressing cylinder in an inserting manner.

As a preferable technical scheme of the utility model, a plurality of evenly distributed fixing hole sites are formed on the silicone rubber pad, and a circle of gasket edges are formed at the bottom of the silicone rubber pad.

As a preferable technical scheme of the utility model, a movable gap is arranged between adjacent key caps, a clamping groove is formed in the bottom of each key cap, and the clamping groove at the bottom of each key cap is clamped and matched with the corresponding identification clamping position on the corresponding plastic key head.

Compared with the prior art, the utility model has the following beneficial effects:

through setting up the sign screens on the plastic key head, install the key cap through sign screens joint, through setting up the protruding first card of arranging in different positions and the protruding as the sign screens of second card at the front and back end of plastic key head to set up the protruding and sign screens cooperation of circle of different quantity on every plastic key head, make the key position of different characters have different installation marks, when the novice install the key cap on the plastic key head, can effectively prevent the key cap and adorn wrong, increase the installation effectiveness of key cap, reduce the installation error rate.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

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

FIG. 1 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 2 is a schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic view of the back of a silicone rubber pad of the present utility model;

FIG. 4 is a top view of a plastic key head of the present utility model;

FIG. 5 is a side view of the plastic key head of the present utility model;

FIG. 6 is a schematic diagram of a plastic key head according to the present utility model;

fig. 7 is a schematic structural view of the key cap of the present utility model.

Wherein: 1. a silicone rubber pad; 2. a plastic key head; 3. fixing the hole site; 4. identifying the clamping position; 5. the first clamping protrusion; 6. the second clamping protrusion; 7. a circular protrusion; 8. the rubber is protruded outwards; 9. pressing the cylinder; 10. a gasket edge; 11. a mimeograph coating; 12. a buckling groove; 13. a limiting hole; 14. a key cap; 15. a clamping groove.

Description of the embodiments

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Referring to fig. 1-7, the utility model provides a key with foolproof design, which comprises a silicone rubber pad 1, wherein the top surface of the silicone rubber pad 1 is upwards protruded to form a rubber protrusion 8, a pressing cylinder 9 is arranged in the rubber protrusion 8, a plastic key head 2 is installed on the rubber protrusion 8, an identification clamping position 4 is arranged on the plastic key head 2 and used for identifying the corresponding key position of each plastic key head 2, a key cap 14 is installed on the plastic key head 2 through the clamping connection of the identification clamping position 4, the identification clamping position 4 comprises a first clamping protrusion 5 and a second clamping protrusion 6, the first clamping protrusion 5 is arranged at the front end and the rear end of a part of the plastic key head 2, the second clamping protrusion 6 is arranged at the front end and the rear end of the rest of the plastic key head 2, and zero to three round protrusions 7 are arranged on the top surface of each plastic key head 2, so that the identification clamping position 4 and the round protrusions 7 on each plastic key head 2 adopt different combination modes, and each plastic key head 2 adopts unique design, and when the key caps 14 are installed on the plastic key head 2 through the identification clamping position 4, the key caps 14 can be in one-to-one key cap 14.

Preferably, the size of the first clamping protrusion 5 is larger than that of the second clamping protrusion 6, the first clamping protrusions 5 on the plastic key head 2 are arranged at the upper end and the lower end of the plastic key head 2 in a left-right staggered and same-side mode, the second clamping protrusions 6 on the plastic key head 2 are symmetrically arranged at the upper end and the lower end of the plastic key head 2 in a middle part mode, and the plastic key heads 2 for driving different characters have different appearance shapes by matching with the number of round protrusions 7 through different arrangement modes of the first clamping protrusions 5 and the second clamping protrusions 6 on the plastic key head 2.

Preferably, the plastic key heads 2 are externally wrapped with a layer of oil printing coating 11, and adjacent surfaces of the adjacent plastic key heads 2 are mutually bonded and mutually matched in a sliding manner, so that the distance between the plastic key heads 2 is reduced, and the arrangement size of the whole keys can be shortened.

Preferably, the bottom of the plastic key head 2 is provided with a buckling groove 12 clamped into the rubber bulge 8, and the top wall of the buckling groove 12 is provided with a limiting hole 13 which is in plug-in matching with the pressing cylinder 9, so that the plastic key head 2 is more firmly installed on the silicone rubber pad 1.

Preferably, a plurality of evenly distributed fixing hole sites 3 are formed on the silicone rubber pad 1, and a circle of gasket edges 10 are formed at the bottom of the silicone rubber pad 1 and used for installing and fixing the silicone rubber pad 1.

Preferably, a movable gap is arranged between the adjacent key caps 14, a clamping groove 15 is formed in the bottom of the key cap 14, and the clamping groove 15 at the bottom of the key cap 14 is matched with the corresponding identification clamping position 4 on the plastic key head 2 in a clamping manner, so that the key cap 14 can be arranged on the corresponding plastic key head 2 according to the arrangement of the identification clamping position 4, and the key is further prevented from being misplaced.

Examples

During installation, an operator installs the corresponding key caps 14 on the plastic key heads 2 from top to bottom according to the arrangement of the identification clamping positions 4 on the plastic key heads 2 and the number distribution of the round protrusions 7 on the plastic key heads 2.

Through setting up the sign screens 4 on plastic key head 2, install key cap 14 through sign screens 4 joint, through setting up the protruding 5 of first card and the protruding 6 of second card that different positions were arranged as sign screens 4 in the front and back end of plastic key head 2 to set up the protruding 7 cooperation of circle and sign screens 4 of different quantity on every plastic key head 2, make the key position of different characters have different marks, when novice when installing key cap 14 on plastic key head 2, can effectively prevent key cap 14 dress mistake, increase the installation effectiveness of key cap 14, reduce the installation error rate.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a button with prevent slow-witted card design, includes silicone rubber pad (1), the protruding rubber evagination (8) that forms that makes progress of silicone rubber pad (1) top surface, its characterized in that: the inside of rubber evagination (8) is equipped with presses cylinder (9), install plastic key head (2) on rubber evagination (8), be equipped with sign screens (4) on plastic key head (2), key cap (14) are installed through sign screens (4) joint to plastic key head (2), sign screens (4) include first card protruding (5) and second card protruding (6), first card protruding (5) are established at the front and back end of partial plastic key head (2), the protruding (6) of second card is established at the front and back end of remaining plastic key head (2), every plastic key head (2) top surface is equipped with zero to three circular protruding (7), makes every sign screens (4) on plastic key head (2) adopt different combination modes with circular protruding (7).

2. A key with fool-proof design as defined in claim 1, wherein: the size of the first clamping bulge (5) is larger than that of the second clamping bulge (6), the first clamping bulge (5) on the plastic key head (2) is arranged at the upper end and the lower end of the plastic key head (2) in a left-right staggered and same-side mode, and the second clamping bulge (6) on the plastic key head (2) is symmetrically arranged at the upper end and the lower end of the plastic key head (2) in a middle equally divided mode.

3. A key with fool-proof design as defined in claim 1, wherein: the plastic key head (2) is externally wrapped with a layer of oil printing coating (11), and adjacent surfaces of the adjacent plastic key heads (2) are mutually bonded and mutually matched in a sliding manner.

4. A key with fool-proof design as defined in claim 1, wherein: the bottom of the plastic key head (2) is provided with a buckling groove (12) clamped into the rubber bulge (8), and the top wall of the buckling groove (12) is provided with a limiting hole (13) which is in plug-in matching with the pressing cylinder (9).

5. A key with fool-proof design as defined in claim 1, wherein: a plurality of evenly distributed fixing hole sites (3) are formed in the silicone rubber pad (1), and a circle of gasket edges (10) are formed at the bottom of the silicone rubber pad (1).

6. A key with fool-proof design as defined in claim 1, wherein: a movable gap is arranged between the adjacent key caps (14), a clamping groove (15) is formed in the bottoms of the key caps (14), and the clamping groove (15) in the bottoms of the key caps (14) is matched with the identification clamping position (4) on the corresponding plastic key head (2) in a clamping mode.