CN214847709U

CN214847709U - Electric piano keyboard

Info

Publication number: CN214847709U
Application number: CN202120777960.4U
Authority: CN
Inventors: 向继遵; 黄鹏; 徐耀星
Original assignee: Guangzhou Rantion Technology Co Ltd
Current assignee: Guangzhou Rantion Technology Co Ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-11-23
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses an electric piano keyboard, include: a support; a plurality of keys, which are arranged on the bracket; the weight of each matching group is sequentially reduced, each balancing group comprises a plurality of balancing parts, each balancing part comprises a group connecting block and a balancing weight arranged on the support, and a first group connecting part assembled with the button and a second group connecting part assembled with the support are arranged on the group connecting block. Compared with the prior art, the electric piano keyboard not only effectively shows tone and simulates piano playing hand feeling, but also can effectively transmit the piano sound when playing bass.

Description

Electric piano keyboard

Technical Field

The utility model relates to a musical instrument field especially relates to an electric piano keyboard.

Background

An electric piano is an electronic keyboard instrument, belongs to an electronic synthesizer, and is characterized in that a user can touch a sensor to form an electric signal by knocking keys, and a loudspeaker is driven to emit piano sound by the electric signal. Compared with a piano, the existing electric piano has the advantages of small volume, light weight, no need of tuning and the like, and is popular with users. But because the fender compares simple structure with the piano, can have certain problem in the use experience, for example:

1. the piano keys lack the sense of weight, and users cannot play corresponding timbres according to the pressing strength.

2. The fender is simple in structure, a user cannot feel the feedback touch sense of keys, and particularly, when the pressing pressure is too light, the bass piano sound cannot be transmitted.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the above-mentioned prior art, the utility model aims at providing an effectively show tone and simulation piano play and feel to and can effectively convey the electric piano keyboard that the musical instrument sound came out when playing the bass.

In order to solve the technical problem, the technical scheme of the utility model is that:

an electric piano keyboard comprising:

a support;

a plurality of keys, which are arranged on the bracket;

the weight of each matching group is sequentially reduced, each balancing group comprises a plurality of balancing parts, each balancing part comprises a group connecting block and a balancing weight arranged on the support, and a first group connecting part assembled with the button and a second group connecting part assembled with the support are arranged on the group connecting block.

Preferably, the assembling block and the balancing weight are integrally formed.

Preferably, the keys are sequentially arranged to form a plurality of sections, each section is provided with one counterweight group, and the weight of each counterweight group is in direct proportion to the tone height of the section.

Preferably, the intervals are sequentially arranged into four intervals from high to low according to tone, and the matching groups are respectively arranged in the corresponding intervals from heavy to light according to weight.

Preferably, the key is divided into a first key and a second key, the weight is divided into a first weight and a second weight, and the first key and the second key are respectively assembled with the first weight and the second weight.

Preferably, the bracket is further provided with a circuit board, a sensing component and a pressing component, wherein the sensing component and the pressing component are arranged on the circuit board and abut against the lower portion of the key.

Preferably, the sensing assembly includes a base and a plurality of conductive members disposed on the base, the top of each conductive member is recessed downward to form at least one conduction portion, the pressing assembly includes a base and a plurality of pressing members, each pressing member includes a hollow cylinder and an annular body, and an abutting portion is disposed below the annular body.

Preferably, the connecting part of the base and the conductive piece is hollow, the number of the conduction parts is 3, and the length of each conduction part is reduced in sequence.

Preferably, the conductive member is conductive silica gel, and the pressing member is silica gel.

Compared with the prior art, the utility model, following effective effect has:

1. by arranging the sensing assembly, sounds with different strengths are emitted according to the contact time difference between the conductive piece and the circuit board.

2. The counter weight group realizes the subregion counter weight step by step to the fender, effectively simulates the piano and plays and feel to reach different timbres according to the user according to the pressure degree.

3. Through being equipped with the subassembly of pressing, have slight resistance when pressing the button, the sense of touch of playing of simulation piano to and the user experiences slight resistance when playing, and effective accurate control is played the dynamics and is played out sound.

Drawings

Fig. 1 is a front view of an electric piano keyboard of the present invention;

FIG. 2 is a side elevation and section view of an electric piano keyboard according to the present invention;

FIG. 3 is a sectional view taken along line A-A of an electric piano keyboard of the present invention;

FIG. 4 is an enlarged view of a portion A-A of an electric piano keyboard according to the present invention;

fig. 5 is a schematic structural view of the counterweight of the electric piano keyboard of the present invention;

FIG. 6 is a structural diagram of a keyboard sensing assembly of the present invention;

fig. 7 is a structural diagram of the electric piano keyboard pressing assembly of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings 1-7, so as to make the technical solution of the present invention easier to understand and master.

In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right side", "end", "front", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred 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.

In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.

As shown in fig. 1 to 3, an electric piano keyboard comprises: the key assembly comprises a support 1 and a plurality of keys 2 arranged on the support 1 in a group, wherein the keys 2 are sequentially arranged to form a plurality of sections 3; a plurality of matching groups 4, the weight of each matching group 4 is reduced in turn, a matching group 4 is arranged in each section 3, and the weight of the matching group 4 is matched with the tone height of the section 3 in proportion, in this embodiment, the sections 3 are arranged into four by tone from high to low in turn, and the weight groups 4 are respectively arranged in the corresponding sections 3 by weight from heavy to light, namely the sections 3 are divided into a section a, a section b, a section c (not shown) and a section d (not shown) by tone from high to low, the matching groups 4 are divided into a matching group a ', a weight group b', a matching group c '(not shown) and a matching group d' (not shown) by weight from heavy to light in turn, the matching group a ', the weight group b', the weight group c 'and the weight group d' are respectively arranged in the section a, the section b, the section c and the section d, so that the matching group 4 realizes the gradual partitioning of the electric pianos, the weight change from the high key to the low key is realized, the playing hand feeling of the piano is effectively simulated, and different timbres can be played according to the pressing force of a user.

As shown in fig. 5, the weight set 4 includes a plurality of weight members 41, the weight members 41 include a set connection block 401 and a weight block 402 disposed on the support 1, the set connection block 401 and the weight block 402 are integrally formed, the set connection block 401 is provided with a first connection portion 4011 configured with the key 2 and a second connection portion 4012 configured with the support 1, in this embodiment, the key 2 is divided into a first key 21 and a second key 22, the weight member 41 is divided into a first weight member 411 and a second weight member 412, the first weight member 411 and the second weight member 412 are respectively provided with four types, the first weight member 411 and the second weight member 412 are respectively configured with the first key 21 and the second key 22, by using the second connection portion 4012 as a fulcrum, a distance from a head of the weight block 402 disposed on the support 1 to the second connection portion 4012 is greater than a distance from the first connection portion 4011 to the second connection portion 4012, so as to form a lever requiring a user to press the key with a certain force, effectively simulate the playing of piano and feel, be equipped with the balancing weight 402 of different weights simultaneously for the weight of balancing weight 41 is different, simulates the change of piano high bass button weight.

As shown in fig. 3, 4 and 6, the bracket 1 is further provided with a circuit board 5, and a sensing component 6 and a pressing component 7 which are arranged on the circuit board 5 and abut against the lower part of the key; wherein sensing component 6 includes a base 61 and locates a plurality of electrically conductive piece 62 on base 61, and electrically conductive piece 62 top is the sunken at least one conduction portion 621 that is equipped with downwards, and in this embodiment, electrically conductive piece 62 is electrically conductive silica gel, and base 61 is the cavity setting with electrically conductive piece 62 junction, and conduction portion 621 is equipped with 3, and the length of each conduction portion 621 reduces in proper order, because conduction portion 621 length difference, it is in proper order with circuit board 5 contact, according to conduction portion 621 and the time difference of circuit board 5 contact and send out the sound of the difference in intensity.

As shown in fig. 7, the pressing assembly 7 includes a base 71 and a plurality of pressing members 72, the pressing member 72 includes a hollow cylinder 721 and a ring body 722, a contact portion 7221 is disposed below the ring body 722, in this embodiment, the pressing member 72 is made of silicon, by applying an external force to the keys, the hollow cylinder 721 is affected by the keys to push the ring body 722 to deform, so as to form a first stage resistance, when the user continues to press down, the ring body 722 continues to press and deform, so as to form a second stage resistance, and the contact portion 7221 plays a supporting role to prevent the ring body 722 from excessively deforming, so as to simulate the playing feeling of a piano by providing two stages of resistances, and when the user plays music on a bass part, the user can feel a slight resistance of the pressing member 72 to the keys, so as to effectively and precisely control the playing force to play the sound on the bass part; when the external force applied to the key disappears, the pressed and deformed ring body 722 rebounds to restore to the original shape, so that the rebounding speed of the key is accelerated when the user plays the game, and the lost sound is reduced.

The utility model discloses technical effect mainly embodies in following aspect:

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. An electric piano keyboard, comprising:

a support;

a plurality of keys, which are arranged on the bracket;

2. The electric piano keyboard of claim 1, wherein: the assembly block and the balancing weight are integrally formed.

3. The electric piano keyboard of claim 1, wherein: the keys are sequentially arranged to form a plurality of intervals, one counterweight group is arranged in each interval, and the weight of each counterweight group is in direct proportion to the tone height of each interval.

4. An electric piano keyboard according to claim 3, wherein: the four intervals are sequentially arranged from high to low according to tones, and the matching groups are respectively arranged in the corresponding intervals from heavy to light according to weight.

5. An electric piano keyboard according to claim 3, wherein: the key is divided into a first key and a second key, the weight part is divided into a first weight part and a second weight part, and the first key and the second key are respectively assembled with the first weight part and the second weight part.

6. The electric piano keyboard of claim 1, wherein: the support is also provided with a circuit board, a sensing assembly and a pressing assembly, wherein the sensing assembly and the pressing assembly are arranged on the circuit board and abut against the lower portion of the key.

7. An electric piano keyboard according to claim 6, wherein: the sensing assembly comprises a base and a plurality of conductive pieces arranged on the base, at least one conduction part is arranged on the tops of the conductive pieces in a downward concave mode, the pressing assembly comprises a base and a plurality of pressing pieces, each pressing piece comprises a hollow cylinder and an annular body, and a butting part is arranged below the annular body.

8. An electric piano keyboard according to claim 7, wherein: the base with the electrically conductive piece junction is the cavity setting, conduction portion is equipped with 3, each conduction portion's length reduces in proper order.

9. An electric piano keyboard according to claim 7, wherein: the conductive piece is conductive silica gel, and the pressing piece is silica gel.