CN211404033U

CN211404033U - Floor piano

Info

Publication number: CN211404033U
Application number: CN201921888713.0U
Authority: CN
Inventors: 吴若朋
Original assignee: Jinjiang Xinling Electronic Co ltd
Current assignee: Jinjiang Xinling Electronic Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-09-01
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a floor piano, which comprises at least one group of unit components and a wireless control mechanism; the unit assembly comprises a piano base, a light-emitting unit, a key-imitating light-transmitting piece and an induction control unit; the simulated piano key light-transmitting part is arranged on the piano seat and is provided with a black key area and a white key area which are arranged in a simulated piano key manner, and the induction control unit comprises a coil inductor group, an induction CPU (central processing unit) and a wireless transmitter which are sequentially and electrically connected; each coil inductor of the coil inductor group is in one-to-one corresponding induction arrangement with the black key area and the white key area; the light-emitting unit is arranged between the piano base and the imitation piano key light-transmitting piece and is electrically connected with the induction CPU processor; the wireless control mechanism comprises a wireless receiver, a receiving CPU processor and a built-in loudspeaker which are sequentially and electrically connected; the wireless receiver and the wireless transmitter are arranged for wireless signal transmission. People can realize on-site acousto-optic feedback at any time by stepping on the black key area/white key area of the floor piano, thereby bringing physical and mental effects of physical movement and spiritual pleasure.

Description

Floor piano

Technical Field

The utility model relates to an interactive entertainment device of floor taste specifically indicates a floor piano.

Background

With the gradual improvement of the living standard of people, the interest of pursuing the spiritual entertainment is more and more prominent. The traditional piano is a musical instrument for people to play with fingers, belongs to the sports related to a relatively small part of people, and has relatively small vitality compared with common popular sports. The piano has a unique playing motion mode, how to flexibly apply the mode, and how to transform the mode into popular activity sports participating in collective design is a technology to be researched and developed by people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a floor piano brings the physical and mental effect of physical exercise and spirit joyful, adopts the unit subassembly form moreover, and the reputation adopts different control mode, and is nimble very in the application, ingenious, and the practicality is strong.

In order to achieve the above purpose, the solution of the present invention is:

a floor piano comprises at least one group of unit components and a wireless control mechanism; the unit assembly comprises a piano base, a light-emitting unit, a key-imitating light-transmitting piece and an induction control unit; the simulated piano key light-transmitting part is arranged on the piano seat and is provided with a black key area and a white key area which are arranged in a simulated piano key manner, and the induction control unit comprises a coil inductor group, an induction CPU (central processing unit) and a wireless transmitter which are sequentially and electrically connected; each coil inductor of the coil inductor group is in one-to-one corresponding induction arrangement with the black key area and the white key area; the light-emitting unit is arranged between the piano base and the imitation piano key light-transmitting piece and is electrically connected with the induction CPU processor; the wireless control mechanism comprises a wireless receiver, a receiving CPU processor and a built-in loudspeaker which are sequentially and electrically connected; the wireless receiver and the wireless transmitter are arranged for wireless signal transmission.

The black key area and the white key area adopt a combined mode of matching two black key areas with three white key areas or a combined mode of matching three black key areas with four white key areas.

The piano base is provided with coil grooves for the ground induction coils of the coil inductors to be arranged, the corresponding black key area of the piano base is provided with a single black key coil groove, and the corresponding white key area of the piano base is provided with an upper white key coil groove and a lower white key coil groove.

The imitation piano key light-transmitting piece comprises a transparent panel and black and white key light-transmitting paper, the black and white key light-transmitting paper is attached to the back of the transparent panel, and the black and white key light-transmitting paper is provided with a black key area and a white key area which are arranged in an imitation piano key mode.

The light-emitting unit is provided with LED light-emitting groups which correspond to the white key regions one to one, and the LED light-emitting groups are electrically connected with the induction CPU processor.

The LED light-emitting group is an LED side light source and is provided with a light guide plate group and reflective paper which are arranged up and down; each light guide plate of the light guide plate group is in one-to-one correspondence with each LED light-emitting group of the LED light-emitting groups.

And the receiving CPU processor is also provided with an external audio interface.

The back of the piano seat is provided with a control cavity box, and the piano seat is provided with a through hole for communicating the control cavity box with the sinking cavity.

The top of the piano base is provided with a frame, a sinking cavity is formed by the frame, and a plurality of light isolation areas which are arranged side by side on the left and the right are separated from the sinking cavity through separating strips; the settling cavity is divided into an upper half area and a lower half area; a plurality of first white key coil grooves which correspond to the light isolation areas one by one are arranged on the area surface of the upper half area, and black key coil grooves which cross the two adjacent light isolation areas are also arranged; the area surface of the lower half area is provided with a plurality of second white key coil grooves which correspond to the light-isolating areas one by one.

The control cavity box is arranged at the center of the back of the piano base and is arranged in a strip box along the parallel direction of the light isolation areas; coil through holes are formed in the positions, close to the middle of the piano base, of each first white key coil groove, each black key coil groove and each second white key coil groove.

The same side position of the corresponding light-shielding areas of the sinking cavity forms a side area for accommodating the light-emitting group side, a wire groove is formed along the side edge of the separating strip, the wire groove extends from the side area to the center, and a wire through hole is formed at the end of the center.

The left and right directions of the piano seat are splicing directions, and splicing structures are arranged on two side edges of the piano seat corresponding to the splicing directions.

The splicing structure comprises splicing holes and splicing blocks which can be matched with each other, and adjacent piano seats are spliced and assembled through the splicing holes and the splicing blocks.

The splicing block is an independently arranged splicing insertion block with double plug parts, splicing hole grooves are formed in the two side edges where the corresponding splicing of the piano seat is located, and the splicing insertion grooves are splicing insertion grooves for inserting the plug parts of the splicing insertion block.

After the scheme is adopted, the utility model discloses floor piano divide into two major parts of unit subassembly and wireless control mechanism, and the unit subassembly sets up at least a set of, according to design demand and place requirement, can the simple combination of a plurality of unit spares use, and a plurality of units can separately set up or splice an organic whole and set up equally, and every unit subassembly can control light effect separately, and a plurality of units share wireless control mechanism carries out sound control. The application is very flexible and ingenious, and the applicability and the practicability are strong.

Each unit component skillfully applies the design mode of the piano keys, is provided with a black key area and a white key area, induces the black key area and the white key area through coil inductors in one-to-one correspondence, and is processed by an induction CPU processor to control the light-emitting units to emit light correspondingly according to the set mode. The induction CPU processor of each unit component is matched with the wireless transmitter and the wireless receiver to transmit induction signals to the receiving CPU processor and control the built-in loudspeaker to emit sound effects according to a preset mode. Therefore, people can realize the acousto-optic feedback on site and in real time by stepping on the black key area/white key area, and the body and mind effects of body movement and spiritual pleasure are brought.

Drawings

Fig. 1 is a schematic view of a multi-unit assembly of a floor piano of the present case separately provided;

FIG. 2 is a schematic diagram of the multi-unit assembly splicing arrangement of the floor piano in the present case;

FIG. 3 is a perspective view of the unit assembly of the present case;

FIG. 4 is an exploded view of the unit assembly of the present case;

FIG. 5 is a front view of the base;

FIG. 6 is an enlarged view of a portion of FIG. 5;

FIG. 7 is a schematic view of the back side of the unit assembly of the present case;

fig. 8 is a control schematic block diagram of the floor piano of the present embodiment.

Description of the reference symbols

Cell assemblies 101/102;

the body base 1, the frame 11, the settling chamber 12, the black key coil groove 131, the first white key coil groove 132,

the second white key coil groove 133, the coil penetration hole 134, the separator bar 141, the settling zone 142,

wire groove 151, wire through-hole 152, splice block 161, splice hole groove 162,

the control chamber 17, the grid plate structure 18,

a light-transmitting member 2 imitating a piano key, a transparent panel 21, a black-and-white key light-transmitting paper 22,

LED lighting group 3, coil inductor group 41, induction CPU processor 42, wireless transmitter 44;

a wireless receiver 51, a reception CPU processor 52,

a built-in loudspeaker 53 and an external audio interface 54.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

The present application relates to a floor piano, as shown in fig. 1-8, comprising at least one set of unit components and a wireless control mechanism. As shown in fig. 1-2, an embodiment is shown in which four sets of cell assemblies are provided in separate and combined form, wherein the four sets of cell assemblies are provided in two sets, respectively cell assembly 101/102. The unit components are described in detail below.

As shown in fig. 2 to 7, the unit assembly includes a piano base 1, a piano key-imitating light-transmitting member 2, a light-emitting unit, and an induction control unit. The piano seat 1 is a supporting body of the whole unit assembly, and the imitation key light-transmitting piece 2 is installed on the upper surface of the piano seat 1 so as to be trampled by people. The imitation piano key light-transmitting piece 2 is provided with a black key area and a white key area which are arranged in imitation piano keys, and the black key area and the white key area are visible outwards to play a trampling indicating role. The key-imitating light-transmitting member 2 is specifically designed to include a transparent panel 21 and black and white key light-transmitting paper 22, the black and white key light-transmitting paper 22 is attached to the back surface of the transparent panel 21, and the black and white key light-transmitting paper 22 is provided with a black key area 221 and a white key area 222 which are arranged like a piano key. The black key region 221 is coated with a black coating, and the white key region 222 adopts a milky white layer structure. The black and white key light-transmitting paper 22 is visible through the transparent panel 21, and the transparent panel 21 serves as a structure for direct treading contact and has a surface protection function.

The number of black key regions 221 and white key regions 222 of the unit assembly can be flexibly changed and combined, and various forms are provided. In the preferred design, there are two types, the first type corresponding to the unit assembly 101, which uses a combination mode of three black key regions 221 and four white key regions 222 (see fig. 3-4) to form seven keys. The second corresponding unit assembly 102 is constructed in a combination mode of two black key regions 221 with three white key regions 222 (see fig. 5) to constitute five keys.

The induction control unit comprises a coil inductor group 41, an induction CPU processor 42 and a wireless transmitter 43 which are electrically connected in sequence. The coil inductor group 41 has a plurality of coil inductors, and the plurality of coil inductors are arranged in a one-to-one corresponding induction manner with the black key area 221 and the white key area 222. Specifically, when there are seven keys, seven coil inductors are provided in one-to-one correspondence, and when there are five keys, five coil inductors are provided in one-to-one correspondence. This ensures that each keypad is individually sensed in use.

The light emitting unit is arranged between the piano seat 1 and the imitated key light-transmitting piece 2, and the light emitting unit is electrically connected with the induction CPU 42. The light emitting unit is controlled to be lightened by the induction CPU 42, and the effect of emitting light to the outside is achieved through the imitation key light-transmitting piece 2. The light emitting mode and the light emitting color of the light emitting unit can be set arbitrarily, preferably, in order to enable each key area to sense independently and have independent light emitting output effect, the light emitting unit is provided with the LED light emitting groups 3 corresponding to the white key areas 222 one by one, and when the seven keys are provided with four white keys, the LED light emitting groups 3 are correspondingly provided with four groups; when the five-key form has three white keys, three groups of LED light-emitting groups 3 are correspondingly arranged. Each LED light emitting group 3 is electrically connected to the sensing CPU processor 42.

The wireless control mechanism comprises a wireless receiver 51, a receiving CPU processor 52 and a built-in loudspeaker 53 which are electrically connected in sequence; the wireless receiver 51 performs wireless signal transmission setting with the wireless transmitter 43. Fig. 8 shows a case where two unit assemblies are provided, wherein one unit assembly, the induction control unit includes a plurality of (N) coil inductors a1, a 2. Another unit assembly, the induction control unit includes a plurality of (N) coil inductors B1, B2.

The floor piano adopts the unit subassembly form, and the unit subassembly sets up at least one set ofly, and when setting up the multiunit, wireless control mechanism carries out sound control is shared to a plurality of units, and every unit subassembly is the light effect of controlling separately again. So in using, no matter be single unit subassembly, still a plurality of unit subassembly combination, dynamic reputation effect all can simply realize, so according to actual place and design demand in using, all can be very nimble change the design simply again, break down immediately, it is also very simple, convenient to maintain, possesses extremely strong economical and practical effect.

Each unit component skillfully applies the design mode of piano keys, and is provided with a black key area 221 and a white key area 222 which are induced by the coil inductors 41 corresponding to each other one by one and processed by the induction CPU 42 to control the light-emitting unit to emit light correspondingly according to the set mode. The sensing CPU 42 of each unit component is also matched with the wireless transmitter 43 and the wireless receiver 51 to transmit sensing signals to the receiving CPU 52, and the built-in loudspeaker 53 is controlled to emit sound effects according to a preset mode. Therefore, people can realize the acousto-optic feedback on site and in real time by stepping on the black key area/white key area, and the body and mind effects of body movement and spiritual pleasure are brought.

In the sound effect design, the receiving CPU processor 52 is also provided with an external audio interface 54, and the sound effect can be flexibly changed by changing an external sound source, so that the interesting entertainment effect of the floor piano is enhanced. Certainly, the receiving CPU processor 52 may also be externally connected with bluetooth, may be connected with a tablet or a mobile phone, and may be docked through USB or MID to enhance the diversity and flexibility of control.

Preferably, the LED light emitting set 3 adopts an LED side light source mode, and is provided with a light guide plate set 31 and a reflective paper 32 which are arranged up and down. The light guide plate group 31 has light guide plates corresponding to the LED light emitting groups 3 one by one, and is disposed in one-to-one correspondence with the LED light emitting groups 3. The light guide plate is preferably a laser-drilled light guide plate.

Preferably, in order to facilitate the assembly of the coil inductors on the base, the base 1 is provided with coil slots for the ground induction coils of the coil inductors to be seated, specifically, the corresponding black key region 221 of the base 1 is provided with a single black key coil slot 131, and the corresponding white key region 222 of the base 1 is provided with upper and lower two white key coil slots (a first white key coil slot 132 and a second white key coil slot 133).

For the purpose of easy assembly of the components mounted on the base 1, the following provides a further structural design explanation of the base 1. The piano base 1 is a plate frame structure which can be horizontally placed on a floor, a convex frame 11 is arranged at the top of the piano base 1, and a sinking cavity 12 is formed by the frame. The settling cavity 12 is designed to allow the key simulating light-transmitting piece 2 to sink. The deposition chamber 12 is partitioned into a plurality of light isolation regions 142 arranged side by side left and right by partition bars 141. The settling chamber 142 is further divided into an upper half and a lower half in the up-down direction.

The number of the light blocking regions 142 arranged in the left and right direction corresponds to the number of the white key regions 222. When the unit component adopts the combination form of matching the three black keys with the four white keys, four light-blocking areas 142 are arranged; when the unit assembly adopts the combination of the two black keys and the three white keys, three light-blocking regions 142 are provided. The light-blocking regions 142 are designed to mainly achieve the isolation effect of the unit components by means of light-blocking, the light-blocking regions are correspondingly blocked by white keys, and each light-blocking region 142 is provided with a corresponding light group (an LED light-emitting group, a light guide plate and a light reflection plate).

The upper half area and the lower half area are designed for respective induction of black and white keys, a plurality of first white key coil grooves 132 corresponding to the light isolation areas 142 one by one are arranged on the area surface of the upper half area, and black key coil grooves 131 crossing the two adjacent light isolation areas 142 are also arranged. The area surface of the lower half area is provided with a plurality of second white key coil grooves 133 which correspond to the light-blocking areas 142 one by one. Corresponding to the embodiment of the combination of two black keys with three white keys, three light-shielding regions 142 are provided, two black key coil grooves 131 and three first white key coil grooves 132 are provided in a staggered manner corresponding to the upper half region, and three second white key coil grooves 133 are provided in the lower half region. The same principle applies to the combination of three black keys with four white keys.

The coil slots (black key coil slot 131, first white key coil slot 132, second white key coil slot 133) are for the ground induction coil to be embedded, so as to realize respective induction action of the corresponding areas, and the corresponding first white key coil slot 132 and second white key coil slot 133 which are arranged up and down are for the induction of the same light isolation area (the same white key). The design of coil groove is the annular form, corresponds the square structure of key, and the coil groove is square groove structure. To facilitate the design of the black key coil slot 131, the division bars 141 of every two adjacent light-dividing regions 142 are arranged as intermediate partitions.

The back of the piano base 1 is provided with a control cavity box 17 for the centralized arrangement of related control components and is also beneficial to the mutual electric connection. The related control part comprises an induction CPU processor and a wireless transmitter; the wireless control mechanism may be located within the control chamber 17 of any one of the unit components. The back of the piano base 1 and two sides corresponding to the control cavity box 17 are arranged into a grid plate structure. The piano base 1 is provided with a through hole for communicating the control cavity box 17 and the sinking cavity 12, so that the electric connection between the relevant electric devices in the sinking cavity 12 and the control cavity box 17 is realized. Preferably, the control cavity 17 is disposed at the center of the back of the piano base 1, and is disposed in a strip shape along the parallel direction of the light isolation areas 142, so that the design is matched with the arrangement of the related electric devices in the sinking cavity 12, and the electrical connection function is facilitated. The perforations preferably include a coil perforation 134 and a wire perforation 152. As set forth in detail below.

Coil through holes 134 are formed in the coil slots (the black key coil slot 131, the first white key coil slot 132 and the second white key coil slot 133) and are close to the middle of the piano base 1, so that two ends of the induction coil in each coil slot can penetrate into the control cavity 17 on the back through the coil through holes 134, and simple and orderly arrangement and electrical connection are achieved.

The corresponding light-blocking regions 142 of the deposition chamber 12 are respectively provided with corresponding LED light-emitting groups 3, and a side region for accommodating the light-emitting groups is formed at a position corresponding to the same side of each light-blocking region 142. A wire groove 151 is formed along the side edge of the separation bar 141, the wire groove 151 extending from the side region to the center, and a wire penetration hole 152 is provided at the end of the center. The wires drawn out by the light emitting groups at the side areas are arranged along the wire slots 151 and then penetrate into the control chamber 17 at the back from the wire through holes 152, so that simple and orderly arrangement and electrical connection are realized.

The piano seat 1 is used as a supporting main body of a unit assembly, a novel design is provided for the structure of the piano seat, and a light-separating area 141, an upper half area and a lower half area are divided in different directions by adopting a structure of the sinking cavity 12; the separated light-blocking area 141 is used for separating different light-emitting components corresponding to the black and white keys, so that the light-emitting effect can be controlled independently; the upper half area and the lower half area are correspondingly designed according to the structural characteristics of black and white keys, the induction coil in the black key coil groove 131 corresponds to the induction black key area, and the induction coils in the first white key coil groove 132 and the second white key coil groove 133 correspond to the induction white key area, so that the induction setting is sensitive, and the induction effect is excellent. The control cavity box 17 at the back of the piano seat 1 is used for centralized arrangement of related control mechanisms and is electrically connected with the front through a perforation, so that the whole piano seat has the advantages of reasonable and compact structural design, simple and simple installation and contribution to later maintenance.

Preferably, still be equipped with the mosaic structure who does benefit to the unit subassembly concatenation on the musical instrument seat 1, including the concatenation hole groove 162 and the splice block 161 that can match each other, adjacent musical instrument seat 1 carries out simple and easy concatenation equipment through concatenation hole groove 162 and splice block 161. In a preferred embodiment, the splicing block 161 is an independently arranged splicing insertion block with two plug portions, the two side edges of the piano base 1 corresponding to the splicing direction are both provided with splicing hole grooves 162 (two on each side), and the splicing hole grooves 162 are splicing insertion grooves for inserting the plug portions of the splicing insertion block. When the two piano bases need to be spliced, the two piano bases are abutted, and the double-plug parts of the splicing insertion blocks are correspondingly inserted into the splicing insertion grooves on the two sides, so that the assembly is completed. When the splicing is not needed, the splicing insertion block can be detached from the piano seat, and the splicing insertion block is prevented from influencing the field compact installation effect of the piano seat.

In addition, the control technology of the floor piano is particularly explained, all the electric components of the floor piano form an acousto-optic dynamic sensing control device, the device principle comprises two parts of a sensing control light-emitting unit and a wireless control mechanism, and at least one group of sensing control light-emitting units is arranged. The wireless control mechanism is provided with a unique group and is in wireless signal butt joint with each group of the at least one group of induction control light-emitting units. The induction control lighting unit comprises the coil inductor group 41, an induction CPU processor 42, an LED lighting group 3 and a wireless transmitter 43. The wireless control mechanism includes a wireless receiver 51, a reception CPU processor 52, and a built-in speaker 53 electrically connected in this order. The floor piano adopts a unitized design, the induction control light-emitting units are adopted to carry out unitized control corresponding to the light effect, and the sound effect is centrally controlled by adopting a wireless control mechanism; herein, the number of setting up of key unit subassembly of floor piano increases and decreases the transform according to actual need is nimble, correspond controlling means carry on corresponding simple and easy nimble transform can, nimble transform design promptly with the key unit subassembly set up the number of corresponding group number the response control luminescence unit can, in the application very nimble, need not loaded down with trivial details line connection, extremely practical.

The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made within the scope of the claims of the present invention should fall within the scope of the claims of the present invention.

Claims

1. A floor piano characterized in that: comprises at least one group of unit components and a wireless control mechanism; the unit assembly comprises a piano base, a light-emitting unit, a key-imitating light-transmitting piece and an induction control unit; the simulated piano key light-transmitting part is arranged on the piano seat and is provided with a black key area and a white key area which are arranged in a simulated piano key manner, and the induction control unit comprises a coil inductor group, an induction CPU (central processing unit) and a wireless transmitter which are sequentially and electrically connected; each coil inductor of the coil inductor group is in one-to-one corresponding induction arrangement with the black key area and the white key area; the light-emitting unit is arranged between the piano base and the imitation piano key light-transmitting piece and is electrically connected with the induction CPU processor; the wireless control mechanism comprises a wireless receiver, a receiving CPU processor and a built-in loudspeaker which are sequentially and electrically connected; the wireless receiver and the wireless transmitter are arranged for wireless signal transmission.

2. A floor piano as claimed in claim 1, wherein: the black key area and the white key area adopt a combined mode of matching two black key areas with three white key areas or a combined mode of matching three black key areas with four white key areas.

3. A floor piano as claimed in claim 1, wherein: the imitation piano key light-transmitting piece comprises a transparent panel and black and white key light-transmitting paper, the black and white key light-transmitting paper is attached to the back of the transparent panel, and the black and white key light-transmitting paper is provided with a black key area and a white key area which are arranged in an imitation piano key mode.

4. A floor piano as claimed in claim 1, wherein: the light-emitting unit is provided with LED light-emitting groups which correspond to the white key regions one by one, and the LED light-emitting groups are electrically connected with the induction CPU processor; the LED light-emitting group is an LED side light source and is provided with a light guide plate group and reflective paper which are arranged up and down; each light guide plate of the light guide plate group is in one-to-one correspondence with each LED light-emitting group of the LED light-emitting groups.

5. A floor piano as claimed in claim 1, wherein: and the receiving CPU processor is also provided with an external audio interface.

6. A floor piano as claimed in claim 1, wherein: the top of the piano base is provided with a frame, a sinking cavity is formed by the frame, and a plurality of light isolation areas which are arranged side by side on the left and the right are separated from the sinking cavity through separating strips; the settling cavity is divided into an upper half area and a lower half area; a plurality of first white key coil grooves which correspond to the light isolation areas one by one are arranged on the area surface of the upper half area, and black key coil grooves which cross the two adjacent light isolation areas are also arranged; the area surface of the lower half area is provided with a plurality of second white key coil grooves which correspond to the light-isolating areas one by one.

7. A floor piano as claimed in claim 6, wherein: the back of the piano seat is provided with a control cavity box, and the control cavity box is arranged at the center of the back of the piano seat and is arranged in a strip box along the left and right directions; coil through holes are formed in the positions, close to the middle of the piano base, of each first white key coil groove, each black key coil groove and each second white key coil groove.

8. A floor piano as claimed in claim 6, wherein: the back of the piano seat is provided with a control cavity box, and the control cavity box is arranged at the center of the back of the piano seat and is arranged in a strip box along the left and right directions; the same side position of the corresponding light-shielding areas of the sinking cavity forms a side area for accommodating the light-emitting group side, a wire groove is formed along the side edge of the separating strip, the wire groove extends from the side area to the center, and a wire through hole is formed at the end of the center.

9. A floor piano as claimed in claim 6, wherein: the left and right directions of the piano seat are splicing directions, and two side edges of the piano seat corresponding to the splicing directions are provided with splicing structures; the splicing structure comprises splicing holes and splicing blocks which can be matched with each other, and adjacent piano seats are spliced and assembled through the splicing holes and the splicing blocks.

10. A floor piano as claimed in claim 9, wherein: the splicing block is an independently arranged splicing insertion block with double plug parts, splicing hole grooves are formed in the two side edges where the corresponding splicing of the piano seat is located, and the splicing insertion grooves are splicing insertion grooves for inserting the plug parts of the splicing insertion block.