CN216213018U

CN216213018U - Piano key switch

Info

Publication number: CN216213018U
Application number: CN202122299258.4U
Authority: CN
Inventors: 林嘉濠
Original assignee: Jieyang Hegui Electric Appliance Co ltd
Current assignee: Jieyang Hegui Electric Appliance Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-04-05
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a piano key switch, belonging to the technical field of piano key switches, comprising a switch main body and keys, wherein the keys are uniformly inserted above the switch main body, the middle positions of the two sides of the switch main body are both fixedly provided with buckles, the two ends of the switch main body are both provided with fixing holes, one side of the switch main body is uniformly and fixedly provided with wiring ends, and the number of the wiring ends is the same as that of the keys, the label is placed in the groove by arranging the groove on the key and clamping the pressing plate in the groove, the pressure plate is used for sealing, so that the label is convenient to replace, the pin plate is convenient to move through the movable plate, the pressure plate is convenient to take down, the label is convenient to replace, and further the replacement function is convenient, the label is replaced, the applicability is improved, the wear resistance of the label is improved, and label abrasion caused by long-time use is avoided.

Description

Piano key switch

Technical Field

The utility model relates to a switch, in particular to a piano keyboard switch, and belongs to the technical field of piano keyboard switches.

Background

The key switch is a convenient combined switch, also called interlocking switch and key switch, they can be interlocked, it uses key mode to connect or disconnect one group or several groups of electric appliance contacts, rather than using left-right or front-back pulling rod mode, it usually is a linkage structure which appears in groups, rather than only single switch like common switch, the linkage contact on each switch is more than one group of "multi-pole" switch, when any group of switches is pressed, all original switches can be reset to original state, the structure with three using states of interlocking, self-locking and non-locking is used for users, it is very practical and convenient, it can be used in present many electric appliances, but when the present key switch is used, in order to distinguish the function of each key, it often needs to print or paste mark on the key, however, when the device is used for a long time or replaced, the printed or posted mark is inconvenient to replace and easy to fall off, so that the device is poor in applicability and inconvenient to use on an electric appliance with a frequently replaced function.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solve the above problems and to provide a key switch, which can facilitate the replacement of the marks on the keys, avoid the abrasion, and improve the service life and applicability.

The key switch comprises a switch main body and keys, wherein the keys are uniformly inserted above the switch main body, buckles are fixedly arranged at the middle positions of two sides of the switch main body, fixing holes are formed in two ends of the switch main body, wiring ends are uniformly and fixedly arranged on one side of the switch main body, the number of the wiring ends is the same as that of the keys, blind holes are formed in the lower surface of the keys, connecting blocks are fixedly arranged in the blind holes and inserted on the upper surface of the switch main body, the keys are inserted into the switch main body through the connecting blocks, grooves are formed in the upper surface of the keys, pressing plates are clamped in the grooves, and the middle positions of the pressing plates are made of transparent materials.

Preferably, in order to place the label conveniently, the label is fixed, so that the label is fixed between the pressing plate and the key, a cavity is formed in the middle of two ends of the inner portion of the pressing plate, a pin plate is inserted into the cavity, the cavity and the pin plate are of a T-shaped structure, one side of the pin plate extends to the outer portion of the pressing plate, pin holes are formed in two sides of the inner portion of the groove, one end of the pin plate extends to the inner portion of the pin hole, a spring is uniformly and fixedly mounted on one side of the inner portion of the cavity, and one side of the spring is tightly pressed with the pin plate.

Preferably, for the convenience of right the clamp plate is dismantled and is installed, is convenient for change the label, the upper surface of clamp plate is seted up jaggedly, just the notch has all been seted up to the inside both sides of breach, the notch with the cavity is linked together, just the inside slip joint of breach has the fly leaf, the fly leaf is L type structure, the lower extreme of fly leaf runs through the notch with clamp plate looks fixed connection, just the antiskid groove has evenly been seted up to the upper surface of fly leaf.

The utility model has the beneficial effects that: according to the utility model, the grooves are formed in the keys, the pressing plates are clamped in the grooves, the labels are placed in the grooves and sealed by the pressing plates, the labels are convenient to replace, the pin plates are convenient to move through the movable plates, the pressing plates are convenient to take down, the labels are convenient to replace when the functions are replaced, the applicability is improved, the wear resistance of the labels is improved, and the labels are prevented from being worn due to long-term use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the key of the present invention after being turned over.

Fig. 3 is a schematic structural diagram of a key of the present invention.

Fig. 4 is a front sectional view of the key of the present invention.

In the figure: 1. switch main part, 2, button, 3, buckle, 4, fixed orifices, 5, wiring end, 6, blind hole, 7, connecting block, 8, recess, 9, clamp plate, 10, cavity, 11, cotter board, 12, pinhole, 13, spring, 14, breach, 15, notch, 16, fly leaf, 17, antiskid groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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.

Referring to fig. 1-4, a key switch comprises a switch body 1 and keys 2, the keys 2 are uniformly inserted above the switch body 1, buckles 3 are fixedly installed at the middle positions of the two sides of the switch body 1, fixing holes 4 are formed at the two ends of the switch body 1, terminals 5 are uniformly and fixedly installed at one side of the switch body 1, the number of the terminals 5 is the same as that of the keys 2, blind holes 6 are formed in the lower surface of the keys 2, connecting blocks 7 are fixedly installed inside the blind holes 6, the connecting blocks 7 are inserted on the upper surface of the switch body 1, the keys 2 are inserted with the switch body 1 through the connecting blocks 7, grooves 8 are formed in the upper surface of the keys 2, pressing plates 9 are clamped inside the grooves 8, the middle positions of the pressing plates 9 are made of transparent materials, and when the key switch is used, the key switch is clamped with external accessories through the buckles 3, the utility model is fixedly connected with an external electric appliance through the fixing hole 4, an external cable is connected with the wiring terminal 5, the external electric appliance is electrically connected with the switch main body 1, the key 2 is inserted on the switch main body 1 through the connecting block 7, different circuits in the switch main body 1 are conveniently opened and closed when the key 2 is pressed, different external functional labels are placed in the groove 8, the pressing plate 9 is clamped in the groove 8, the pressing plate 9 seals the groove 8, the label is further fixed at the bottom of the pressing plate 9, the middle position of the pressing plate 9 is made of transparent material, the label on the label can be conveniently and visually observed through the pressing plate 9, the pressing position is not in contact with the label when the label is frequently pressed, the label is prevented from being abraded, and the service life of the label is prolonged, different labels can be conveniently installed according to actual requirements, and the applicability is improved.

As a technical optimization scheme of the utility model, as shown in fig. 4, a cavity 10 is formed in the middle position of two ends of the inner portion of a pressure plate 9, a pin plate 11 is inserted into the cavity 10, the cavity 10 and the pin plate 11 are both of a T-shaped structure, one side of the pin plate 11 extends to the outer portion of the pressure plate 9, pin holes 12 are formed in two sides of the inner portion of a groove 8, one end of the pin plate 11 extends to the inner portion of the pin hole 12, a spring 13 is uniformly and fixedly mounted on one side of the inner portion of the cavity 10, one side of the spring 13 is tightly pressed against the pin plate 11, a notch 14 is formed in the upper surface of the pressure plate 9, notches 15 are formed in two sides of the inner portion of the notch 14, the notches 15 are communicated with the cavity 10, a movable plate 16 is slidably clamped in the inner portion of the notch 14, the movable plate 16 is of an L-shaped structure, the lower end of the movable plate 16 penetrates through the notches 15 to be fixedly connected with the pressure plate 9, and anti-skid grooves 17 are uniformly formed in the upper surface of the movable plate 16, when the function of the key 2 changes and the label needs to be replaced, the movable plate 16 is pulled to move the movable plate 16 along the notch 15 inside the notch 14, so that the movable plate 16 drives the pin plate 11 to move inside the cavity 10, the spring 13 is compressed, one end of the pin plate 11 is separated from the pin hole 12, the pressing plate 9 is separated from the groove 8, the pressing plate 9 is taken out of the groove 8 conveniently, the label is replaced conveniently, when the label is replaced, the old label is taken out, the new label is placed inside the groove 8, the pressing plate 9 is pressed, the movable plate 16 is loosened, the spring 13 is stretched, one end of the pin plate 11 extends to the outside of the cavity 10, one end of the pin plate 11 is inserted into the pin hole 12, the pressing plate 9 is fixed conveniently, the label is replaced and fixed conveniently, and the movable plate 16 is provided with the anti-skid groove 17, so that the anti-skid effect is achieved when the movable plate is pressed, and the use is convenient.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a key switch, includes switch main part (1) and button (2), its characterized in that: the switch is characterized in that the keys (2) are uniformly inserted above the switch main body (1), the middle positions of two sides of the switch main body (1) are fixedly provided with the buckles (3), the two ends of the switch main body (1) are provided with the fixing holes (4), one side of the switch main body (1) is uniformly and fixedly provided with the wiring ends (5), and the number of the wiring ends (5) is equal to that of the keys (2).

2. A key switch according to claim 1, wherein: the lower surface of the key (2) is provided with a blind hole (6), a connecting block (7) is fixedly mounted inside the blind hole (6), the connecting block (7) is connected to the upper surface of the switch main body (1) in an inserting mode, and the key (2) is connected with the switch main body (1) in an inserting mode through the connecting block (7).

3. A key switch according to claim 1, wherein: the upper surface of the key (2) is provided with a groove (8), a pressing plate (9) is clamped inside the groove (8), and the middle position of the pressing plate (9) is made of transparent materials.

4. A key switch according to claim 3, wherein: the clamp plate is characterized in that a cavity (10) is formed in the middle of two ends of the inner portion of the clamp plate (9), a pin plate (11) is inserted into the inner portion of the cavity (10), the cavity (10) and the pin plate (11) are both of a T-shaped structure, and one side of the pin plate (11) extends to the outer portion of the clamp plate (9).

5. A key switch according to claim 4, wherein: pinhole (12) have all been seted up to the inside both sides of recess (8), just the one end of cotter board (11) extends to the inside of pinhole (12).

6. A key switch according to claim 4, wherein: and a spring (13) is uniformly and fixedly installed on one side in the cavity (10), and one side of the spring (13) is tightly pressed against the pin plate (11).

7. A key switch according to claim 4, wherein: the upper surface of clamp plate (9) is seted up jaggedly (14), just notch (15) have all been seted up to the inside both sides of breach (14), notch (15) with cavity (10) are linked together, just the inside slip joint of breach (14) has fly leaf (16), fly leaf (16) are L type structure, the lower extreme of fly leaf (16) runs through notch (15) with clamp plate (9) looks fixed connection, just antiskid groove (17) have evenly been seted up to the upper surface of fly leaf (16).