CN215577659U - Assembled circuit toy electronic organ - Google Patents

Abstract

The utility model discloses an assembled circuit toy electronic organ, which comprises: the electronic organ comprises an electronic organ main body, wherein an SPK connecting end, a positive connecting end, an M connecting end and a negative connecting end are sequentially arranged on the rear side of the surface of the electronic organ main body from left to right; the positive pole of the building block battery box is connected with one end of the positive building block conducting bar, the middle part of the positive building block conducting bar is respectively connected with a building block switch and one end of the positive connecting end building block conducting bar, the other end of the building block switch is connected with the M connecting end, the other end of the positive connecting end building block conducting bar is electrically connected with the positive connecting end, and the negative pole of the building block battery box is connected with the negative connecting end through the negative pole building block conducting bar; building blocks load component, its one end is connected positive building blocks conducting bar and is kept away from the one end of building blocks battery case, and the other end of building blocks load component connects the SPK link. The interest of children in playing the electronic organ is improved, meanwhile, circuit knowledge is learned, the combination of the theory and the theory is achieved, and meanwhile, the music level and the logical thinking ability are improved.

Description

Assembled circuit toy electronic organ

Technical Field

The utility model relates to the technical field of toy electronic organs, in particular to an assembled circuit toy electronic organ.

Background

For children, in order to cultivate music talents, a toy electronic organ is usually used, so that the children can play simple melodies, in order to improve the knowledge of physical circuits of the children, a splicing circuit is used as a toy, the training direction of the children is single, and the interest of the children is lost easily.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, and provide an assembled circuit toy electronic organ which is matched with an assembled circuit, can play a single scale, can play the melody of an initial song, can add a light effect, improves the interest of children in playing the electronic organ, simultaneously learns circuit knowledge, combines grammatical and literature, improves the music level and logical thinking capability, and can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a circuit-building toy electronic organ, comprising:

the electronic organ comprises an electronic organ main body, wherein an SPK connecting end, a positive connecting end, an M connecting end and a negative connecting end are sequentially arranged on the rear side of the surface of the electronic organ main body from left to right;

the positive pole of the building block battery box is connected with one end of the positive building block conducting bar, the middle part of the positive building block conducting bar is respectively connected with a building block switch and one end of the positive connecting end building block conducting bar, the other end of the building block switch is connected with the M connecting end, the other end of the positive connecting end building block conducting bar is electrically connected with the positive connecting end, and the negative pole of the building block battery box is connected with the negative connecting end through the negative pole building block conducting bar;

building blocks load component, its one end is connected positive building blocks conducting bar and is kept away from the one end of building blocks battery case, and the other end of building blocks load component connects the SPK link.

The four ports on the electronic organ main body are respectively connected with the circuit building blocks, the building block battery box is used as a power source, the positive connecting ends in the four ports are electrically connected, the building block switch is used for controlling whether the electronic organ plays songs or musical scales when keys are pressed down, the electronic organ is switched on to switch on the electronic organ mode for playing songs, the first-part music can be played, the building block switch electronic organ mode for playing musical scales is switched off, building block load components can be used for selecting and assembling building block components according to interests, the interest of assembling circuit building blocks is improved, and the learning effect of circuit knowledge can also be improved.

Further, building blocks load component includes building blocks loudspeaker, the one end that building blocks battery case was kept away from to positive building blocks busbar is connected the one end of building blocks loudspeaker, the SPK link is connected to the other end of building blocks loudspeaker. The building block loudspeaker can be used as a power amplifier to play songs played by the electronic organ or played scales.

Further, building blocks load component includes building blocks loudspeaker, building blocks second grade luminotron and SPK link building blocks busbar, anodal building blocks busbar is connected to the one end of building blocks loudspeaker and building blocks second grade luminotron, and the both ends of SPK link building blocks busbar are connected respectively to the other end of building blocks loudspeaker and building blocks second grade luminotron, and the SPK link is connected to the one end of SPK link building blocks busbar. The building blocks loudspeaker is as the power amplifier, makes the parallelly connected building blocks second grade luminotron of building blocks loudspeaker luminous simultaneously, and the cooperation of building blocks second grade luminotron is luminous when music is sounded, improves children's interest.

Further, building blocks load component includes building blocks loudspeaker, building blocks second grade luminotron, SPK link building blocks busbar and building blocks bulb, positive building blocks busbar is connected to the one end of building blocks loudspeaker, building blocks second grade luminotron and building blocks bulb, SPK link building blocks busbar is connected respectively to the other end of building blocks loudspeaker, building blocks second grade luminotron and building blocks bulb, the SPK link is connected to the one end of SPK link building blocks busbar. The building block loudspeaker is used as a power amplifier, and meanwhile, a building block secondary light-emitting tube and a building block bulb which are connected with the building block loudspeaker in parallel respectively emit light, so that the circuit complexity is improved, the interest of children is improved, and meanwhile, the circuit knowledge is further expanded.

Further, the electronic organ main part includes drain pan, top cap, basic scale subassembly, change scale subassembly and PCB circuit board, the top cap is installed at the top of drain pan, basic scale subassembly and change scale subassembly are installed respectively to the open-top of top cap, install the PCB circuit board in the drain pan. The bottom shell and the top cover form a shell of the electronic organ, a basic scale component, a variable scale component and a PCB are arranged in the shell, the basic scale component and the variable scale component play and rebound of the key block, and when the basic scale component and the variable scale component are pressed down, a loudspeaker driving circuit on the PCB can be triggered to enable the building block loudspeaker to make a sound.

Furthermore, the basic scale component comprises basic scale keys, a basic scale key mounting plate, basic scale key elastic sheets and a first mounting column, the basic scale key mounting plate is mounted in the bottom shell through the first mounting column, the side faces of the basic scale key mounting plate are respectively connected with the seven basic scale keys through the seven basic scale key elastic sheets, the right side of the side face of the basic scale key mounting plate is connected with a middle-high switching key through the basic scale key elastic sheet, and the basic scale keys penetrate through the top opening of the top cover. The basic scale key mounting plate has a bearing mounting function, the basic scale key elastic sheet is elastically deformed, the basic scale key can rebound after being pressed, and the middle-high switching key is used as a middle-high switching key on the electronic organ to simulate the conventional use of the electronic organ.

Furthermore, the variable scale component comprises variable scale keys, a variable scale key mounting plate and variable scale key elastic rods, the variable scale key mounting plate is arranged on the first mounting column and is positioned on the lower side of the basic scale key mounting plate, the side surfaces of the variable scale key mounting plate are respectively connected with the five variable scale keys through five groups of variable scale key elastic rods, and the five variable scale keys and the seven basic scale keys are distributed in a staggered manner.

The variable scale key elastic rod helps the variable scale key to rebound after being pressed down, the two variable scale keys on the left side and the three basic scale keys on the left side are distributed in a staggered mode, the four basic scale keys on the right side and the three variable scale keys on the right side are distributed in a staggered mode, conventional distribution of scale keys is formed, the conventional distribution is similar to the layout of a conventional electronic organ, and the variation of scales is improved.

Further, the electronic organ main body further comprises a second mounting column and a contact switch, a PCB is fixedly mounted in the bottom shell through the second mounting column, the contact switch is mounted at the position of the scale control circuit contact on the PCB, and the contact switch corresponds to the corresponding basic scale key, the variable scale key and the middle and high pitch switching key up and down respectively. After the basic scale key, the variable scale key and the middle-high pitch switching key are pressed down, the scale control circuit on the PCB is triggered by the contact switch, so that the loudspeaker driving circuit on the PCB is switched on, and the building block loudspeaker is controlled to make a sound.

Further, integrated pronunciation chip, musical scale control circuit, filter circuit and loudspeaker drive circuit on the PCB circuit board, the pin of pronunciation chip passes through filter circuit electricity and connects J1 terminal, the anodal link is connected to the J1 terminal, the pin of pronunciation chip passes through loudspeaker drive circuit electricity connection J3 terminal and J4 terminal respectively, and the SPK link is connected to the J3 terminal, and the negative pole link is connected to the J4 terminal, the pin of pronunciation chip plays the line connection J5 terminal through musical scale control circuit's performance, the M link is connected to the J5 terminal, the pin of pronunciation chip passes through the middle and high sound switching line connection J6 terminal of musical scale control circuit, and two solder joints are made to J6 terminal department, and the contact switch under this two solder joints and the middle and high sound switching key corresponds the cooperation setting. When the building block switch is turned on, the playing line of the musical scale control circuit is switched on, the first music can be played by pressing one key, the building block switch is turned off, the playing line of the musical scale control circuit is not powered, only a single musical scale can be played at the moment, and the high-low musical scale can be switched by pressing the middle-high switching key.

Compared with the prior art, the utility model has the beneficial effects that: this assemble circuit toy electronic organ has following benefit:

1. the four ports on the electronic organ main body are respectively connected with the circuit building block strips, the building block battery box is used as a power source and is electrically connected with the positive connecting ends in the four ports, the building block switch is used for controlling whether the electronic organ plays songs or playing musical scales when keys are pressed down, the building block switch is turned on to switch the electronic organ to play the songs, the first music can be played, and the building block switch is turned off to switch the electronic organ to play the musical scales.

2. The building block load assembly can be selectively assembled by using the building block assembly according to interests, so that the interest of assembling circuit building blocks is improved, and the learning effect of circuit knowledge can also be improved.

3. The circuit is assembled in cooperation, a single scale can be played, the melody of the finished song can also be played, the light effect can be added, the interest of the children in playing the electronic organ is improved, the circuit knowledge is learned, the theory is combined, and the music level and the logical thinking ability are improved simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 3 is a schematic diagram of a third embodiment of the present invention;

FIG. 4 is a schematic view of the overall structure of the electronic organ body according to three embodiments of the present invention;

FIG. 5 is a schematic view of an internal structure of a main body of an electronic organ according to three embodiments of the present invention;

FIG. 6 is a schematic view of a partial internal structure of a main body of an electronic organ according to three embodiments of the present invention;

FIG. 7 is a schematic diagram of a structure of a partial circuit on a PCB of the present invention;

FIG. 8 is a schematic diagram of a second structure of a local circuit on a PCB circuit board according to the present invention.

In the figure: 1 electronic organ main part, 101 drain pan, 102 top cover, 103 basic scale keys, 104 change scale keys, 105 basic scale key mounting plates, 106 basic scale key elastic sheets, 107 change scale key mounting plates, 108 change scale key elastic rods, 109 mounting columns I, 110 mounting columns II, 111PCB circuit boards, 112 contact switches, 2SPK connecting ends, 3 positive connecting ends, 4M connecting ends, 5 negative connecting ends, 6 building block battery boxes, 7 positive building block conductive strips, 8 building block switches, 9 building block load components, 91 building block loudspeakers, 92 building block secondary luminous tubes, 93SPK connecting end building block conductive strips, 94 building block bulbs, 10 positive connecting end building block conductive strips and 11 negative building block conductive strips.

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.

In the first embodiment, please refer to fig. 1 and fig. 4-8, the present embodiment provides a technical solution: a circuit-building toy electronic organ, comprising:

the electronic organ comprises an electronic organ main body 1, wherein an SPK connecting end 2, an anode connecting end 3, an M connecting end 4 and a cathode connecting end 5 are sequentially arranged on the rear side of the surface of the electronic organ main body from left to right;

the positive pole of the building block battery box 6 is connected with one end of the positive building block conducting bar 7, the middle part of the positive building block conducting bar 7 is respectively connected with a building block switch 8 and one end of a positive connecting end building block conducting bar 10, the other end of the building block switch 8 is connected with the M connecting end 4, the building block switch 8 at the M connecting end 4 is in mode switching, and the M point is suspended in the air to be in a playing mode; connecting the M point with a power supply to form a playing mode, wherein in the playing mode, a melody can be automatically played every time a key is pressed, the other end of the positive connecting end building block conductive strip 10 is electrically connected with the positive connecting end 3, and the negative electrode of the building block battery box 6 is connected with the negative connecting end 5 through the negative building block conductive strip 11;

building block load element 9, one end of which is connected to the end of positive building block conducting bar 7 remote from building block battery box 6, and the other end of building block load element 9 is connected to SPK connection end 2.

Four ports on the electronic organ main body 1 are used for being respectively connected with the circuit building blocks, the building block battery box 6 is used as a power source, the positive connecting end 3 in the four ports is electrically connected, the building block switch 8 is used for controlling when keys are pressed down, the electronic organ plays songs or musical scales, the electronic organ is closed to play songs, the building block switch 8 is closed to play songs, the first music can be played, the electronic organ is disconnected from playing musical scales, the building block load component 9 can be selectively assembled by using building block components according to interests, the interest of assembling circuit building blocks is improved, and the learning effect of circuit knowledge can be improved.

Building blocks load component 9 includes building blocks loudspeaker 91, and the one end that building blocks battery case 6 was kept away from to positive building blocks conducting strip 7 is connected building blocks loudspeaker 91's one end, and SPK link 2 is connected to building blocks loudspeaker 91's the other end. The toy horn 91 can be used as a power amplifier to play songs played by the electronic organ or played scales.

Negative pole building blocks conducting strip 11 is a section of conducting strip, and the shape of every section of conducting strip is middle little two big, and its main part is insulating material, for example wooden or plastics material, and the middle part is inlayed and is had the wire, and the both ends of negative pole building blocks conducting strip 11 are equipped with son respectively and detain and box, and the son is detained and the box is connected respectively at the wire both ends, convenient and outside being connected. The male button and the female button can be connected in a matched mode, so that the male button and the female button can be connected with each other or an external connecting end conveniently.

The positive connecting end building block conductive bar 10 is two conductive bars, the length of the positive connecting end building block conductive bar is twice that of the negative connecting end building block conductive bar 11, and the internal contact structure of the positive connecting end building block conductive bar is the same as that of the negative connecting end building block conductive bar 11;

the positive building block conductive strips 7 are four conductive strips, the length of the positive building block conductive strips is four times that of the negative building block conductive strips 11, and the internal contact structure of the positive building block conductive strips is the same as that of the negative building block conductive strips 11;

the main body of the building block switch 8 is made of insulating materials, such as wood or plastic materials, a knife switch is embedded in the main body, and two ends of the main body are provided with conductive connectors;

the main body structure of the building block horn 91 is approximately the same as that of the building block switch 8, and a horn is embedded in the main body of the building block horn 91;

the building block switch 8, the positive connecting end building block conducting bar 10 and the building block loudspeaker 91 are parallel to each other;

the electronic organ main body 1 comprises a bottom shell 101, a top cover 102, basic scale components, variable scale components and a PCB 111, wherein the top cover 102 is installed at the top of the bottom shell 101, the basic scale components and the variable scale components are respectively installed at the top opening of the top cover 102, and the PCB 111 is installed in the bottom shell 101. The bottom shell 101 and the top cover 102 form an outer shell of the electronic organ, a basic scale component, a variable scale component and a PCB (printed circuit board) 111 are arranged in the electronic organ, the basic scale component and the variable scale component are used for playing and rebounding of key blocks, and when the basic scale component and the variable scale component are pressed down, a loudspeaker driving circuit on the PCB 111 can be triggered, so that the building block loudspeaker 91 makes a sound.

The basic scale assembly comprises basic scale keys 103, basic scale key mounting plates 105, basic scale key elastic sheets 106 and mounting columns 109, wherein the basic scale key mounting plates 105 are mounted in the bottom shell 101 through the mounting columns 109, the side surfaces of the basic scale key mounting plates 105 are respectively connected with the seven basic scale keys 103 through the seven basic scale key elastic sheets 106, the right side surface of the basic scale key mounting plates 105 is connected with a middle-high switching key through the basic scale key elastic sheets 106, and the basic scale keys 103 penetrate through top openings of the top cover 102. The basic scale key mounting plate 105 has a bearing mounting function, the basic scale key elastic sheet 106 is elastically deformed, the basic scale key 103 can rebound after being pressed, and the middle-high switching key is used as a switching key of middle-high sound on the electronic organ to simulate the conventional use of the electronic organ.

The variable scale component comprises variable scale keys 104, variable scale key mounting plates 107 and variable scale key elastic rods 108, the variable scale key mounting plates 107 positioned on the lower sides of the basic scale key mounting plates 105 are further mounted on the first mounting columns 109, the side surfaces of the variable scale key mounting plates 107 are respectively connected with the five variable scale keys 104 through five groups of variable scale key elastic rods 108, and the five variable scale keys 104 and the seven basic scale keys 103 are distributed in a staggered mode.

Scale of electronic organ: the loudspeaker sounds a scale;

seven basic scale keys 103 are labeled with '1' -7 'in sequence, middle and high sound switching keys are labeled with' i ', the' 1 '-i' is pressed down once, and a horn on the building block horn 91 sequentially sounds 'duo', 'Rui', 'Mi', 'fa', 'treble', 'La', 'xi', 'duo';

the variable scale key elastic rod 108 helps the variable scale key 104 to rebound after being pressed, the two variable scale keys 104 on the left side and the three basic scale keys 103 on the left side are distributed in a staggered manner, the four basic scale keys 103 on the right side and the three variable scale keys 104 on the right side are distributed in a staggered manner, the conventional distribution of scale keys is formed, the layout of the electronic organ is similar to that of the conventional electronic organ, the variation of scales is improved, but the variable scale keys 104 cannot actually sound after being pressed, and the touch switch 112 is arranged correspondingly only for providing the hand feeling of the keys.

The electronic organ main body 1 further comprises a second mounting column 110 and a contact switch 112, a PCB (printed circuit board) 111 is fixedly mounted in the bottom shell 101 through the second mounting column 110, the contact switch 112 is mounted at the position of a scale control circuit contact on the PCB 111, and the contact switch 112 is respectively vertically corresponding to the corresponding basic scale key 103, the variable scale key 104 and the middle-high pitch switching key. After the basic scale key 103 and the middle and high pitch shift keys are pressed, the scale control circuit on the PCB 111 is triggered by the contact switch 112, so that the speaker driving circuit on the PCB 111 is turned on to control the toy horn 91 to make a sound.

A voice chip, a scale control circuit, a filter circuit and a loudspeaker drive circuit are integrated on the PCB 111;

referring to fig. 7-8, the model of the voice chip on the PCB 111 adopts GPC74P048B, and the J2 terminal on the PCB 111 is a program burning port connected to the VSS1 pin of the voice chip for burning a program;

the PVSS pin of the voice chip is electrically connected with a J1 terminal through a filter circuit, the filter circuit comprises a diode D1, a capacitor C1, a capacitor C2 and a resistor R1, the capacitor C2 and the resistor R1 are connected in series and then connected in parallel with the capacitor C1, one end of the circuit after parallel connection is connected with the PVSS pin of the voice chip, the other end of the circuit after parallel connection is connected with the output end of the diode D1, the input end of the diode D1 is connected with a J1 terminal, and the J1 terminal is connected with the positive connecting end 3;

an AUDN pin of the voice chip is electrically connected with a J3 terminal and a J4 terminal respectively through a horn drive circuit, the J3 terminal is connected with the SPK connecting end 2, the J4 terminal is connected with the negative connecting end 5, the horn drive circuit comprises a triode Q1, a capacitor C3 and a resistor R2, a collector of the triode Q1 is connected with the J3 terminal, an emitter of the triode Q1 is connected with one end of the capacitor C3 and one end of the resistor R2 respectively, the other ends of the capacitor C3 and the resistor R2 are connected with a base of the triode Q1 respectively, a base of the triode Q1 is connected with the AUDN pin of the voice chip, and an emitter of the triode Q1 is connected with the J4 terminal and grounded;

a plurality of pins corresponding to the voice chip shown in figures 7 and 8 are connected with a J5 terminal through a musical performance playing line of a musical scale control circuit, a resistor R4 is connected in series on the musical performance playing line, the J5 terminal is connected with the M connecting end 4, the pins of the voice chip are connected with a J6 terminal through a middle-high switching line of the musical scale control circuit, a resistor R5 is connected in series on the middle-high switching line, two welding spots are arranged at the J6 terminal, the two welding spots are correspondingly matched with a contact switch 112 under the middle-high switching key, the two welding spots are short-circuited into a high-pitch electronic organ through the contact switch 112 at the position, and the two welding spots are disconnected into the middle-pitch electronic organ.

When the building block switch 8 is turned on, the playing line of the musical scale control circuit is switched on, the first music can be played by pressing one key, the building block switch 8 is turned off, the playing line of the musical scale control circuit is not powered on, only a single musical scale can be played at the moment, and the high-low musical scale can be switched by pressing the middle-high switching key.

In the second embodiment, referring to fig. 2 and fig. 4-8, the present embodiment provides a technical solution: the utility model provides a assemble circuit toy electronic organ, this embodiment is roughly the same with the structure of embodiment one, the difference part lies in building blocks load component 9's difference, building blocks load component 9 includes building blocks loudspeaker 91, building blocks second grade luminotron 92 and SPK link building blocks conducting bar 93, anodal building blocks conducting bar 7 is connected to building blocks loudspeaker 91 and building blocks second grade luminotron 92's one end, and the both ends of SPK link building blocks conducting bar 93 are connected respectively to building blocks loudspeaker 91 and building blocks second grade luminotron 92's the other end, and SPK link 2 is connected to SPK link building blocks conducting bar 93's one end.

The difference is that the positive building block conductive strips 7 are five conductive strips, which are five times the length of the negative building block conductive strips 11, and the internal contact structure is the same as that of the negative building block conductive strips 11;

the main structure of the building block secondary light-emitting tube 92 is substantially the same as that of the building block switch 8, and the main body of the building block secondary light-emitting tube 92 is embedded with the secondary light-emitting tube;

the building block switch 8, the positive connecting end building block conductive bar 10, the building block loudspeaker 91 and the secondary light-emitting tube 92 are parallel to each other;

building blocks loudspeaker 91 is as the power amplifier, makes simultaneously with the parallelly connected building blocks second grade luminotron 92 of building blocks loudspeaker 91 luminous, and building blocks second grade luminotron 92 cooperation is luminous when music is sounded, improves children's interest.

In the third embodiment, referring to fig. 3-8, the present embodiment provides a technical solution: the utility model provides a assemble circuit toy electronic organ, this embodiment is roughly the same with the structure of above embodiment, the difference part lies in building blocks load component 9's difference, building blocks load component 9 includes building blocks loudspeaker 91, building blocks second grade luminotron 92, SPK link building blocks conducting bar 93 and building blocks bulb 94, building blocks loudspeaker 91, positive building blocks conducting bar 7 is connected to the one end of building blocks second grade luminotron 92 and building blocks bulb 94, building blocks loudspeaker 91, SPK link building blocks conducting bar 93 is connected respectively to the other end of building blocks second grade luminotron 92 and building blocks bulb 94, SPK link 2 is connected to the one end of SPK link building blocks conducting bar 93.

The difference is that the positive building block conductive strips 7 are six conductive strips, which are six times the length of the negative building block conductive strips 11, and the internal contact structure is the same as that of the negative building block conductive strips 11;

the main body structure of the building block lamp bulb 94 is approximately the same as that of the building block switch 8, and a 5V lamp bulb is embedded in the main body of the building block lamp bulb 94;

the building block switch 8, the positive connecting end building block conductive bar 10, the building block loudspeaker 91, the secondary light-emitting tube 92 and the building block bulb 94 are parallel to each other;

the building block loudspeaker 91 is used as a power amplifier, and meanwhile, a building block secondary light-emitting tube 92 and a building block bulb 94 which are connected with the building block loudspeaker 91 in parallel respectively emit light, so that the circuit complexity is improved, and the circuit knowledge is further expanded while the interest of children is improved.

It should be noted that the conductive strips disclosed in the above embodiments are conventional, the battery box 6 may be a battery box for electronic building blocks disclosed in application No. 201420636986.7, and the main body of the battery box 6 may be a plastic box.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. An assemble circuit toy electronic organ which characterized in that: the method comprises the following steps:

the electronic organ comprises an electronic organ main body (1), wherein an SPK connecting end (2), an anode connecting end (3), an M connecting end (4) and a cathode connecting end (5) are sequentially arranged on the rear side of the surface of the electronic organ main body from left to right;

the building block battery box (6) is characterized in that the positive pole of the building block battery box is connected with one end of a positive building block conductive strip (7), the middle part of the positive building block conductive strip (7) is respectively connected with a building block switch (8) and one end of a positive connecting end building block conductive strip (10), the other end of the building block switch (8) is connected with an M connecting end (4), the other end of the positive connecting end building block conductive strip (10) is electrically connected with a positive connecting end (3), and the negative pole of the building block battery box (6) is connected with a negative connecting end (5) through a negative pole building block conductive strip (11);

and one end of the building block load component (9) is connected with one end of the positive building block conducting bar (7) far away from the building block battery box (6), and the other end of the building block load component (9) is connected with the SPK connecting end (2).

2. A circuit-building toy electronic organ as claimed in claim 1, wherein: building blocks load subassembly (9) include building blocks loudspeaker (91), the one end that building blocks battery case (6) was kept away from in positive building blocks conducting strip (7) is connected the one end of building blocks loudspeaker (91), SPK link (2) are connected to the other end of building blocks loudspeaker (91).

3. A circuit-building toy electronic organ as claimed in claim 1, wherein: building blocks load module (9) include building blocks loudspeaker (91), building blocks second grade luminotron (92) and SPK link building blocks conducting strip (93), anodal building blocks conducting strip (7) are connected to the one end of building blocks loudspeaker (91) and building blocks second grade luminotron (92), and the both ends of SPK link building blocks conducting strip (93) are connected respectively to the other end of building blocks loudspeaker (91) and building blocks second grade luminotron (92), and SPK link (2) are connected to the one end of SPK link building blocks conducting strip (93).

4. A circuit-building toy electronic organ as claimed in claim 1, wherein: building blocks load module (9) include building blocks loudspeaker (91), building blocks secondary luminescent tube (92), SPK link building blocks conducting strip (93) and building blocks bulb (94), positive building blocks conducting strip (7) are connected to the one end of building blocks loudspeaker (91), building blocks secondary luminescent tube (92) and building blocks bulb (94), SPK link building blocks conducting strip (93) are connected respectively to the other end of building blocks loudspeaker (91), building blocks secondary luminescent tube (92) and building blocks bulb (94), SPK link connecting end (2) is connected to the one end of SPK link building blocks conducting strip (93).

5. A circuit building toy electronic organ according to any one of claims 2-4, characterised in that: the electronic organ main part (1) includes drain pan (101), top cap (102), basic scale subassembly, changes scale subassembly and PCB circuit board (111), top cap (102) are installed to the top of drain pan (101), basic scale subassembly and change scale subassembly are installed respectively to the top opening part of top cap (102), install PCB circuit board (111) in drain pan (101).

6. A circuit toy electronic organ assembled according to claim 5, characterized in that: the basic scale component comprises basic scale keys (103), a basic scale key mounting plate (105), basic scale key elastic sheets (106) and a first mounting column (109), the basic scale key mounting plate (105) is mounted in the bottom shell (101) through the first mounting column (109), the side surfaces of the basic scale key mounting plate (105) are respectively connected with the seven basic scale keys (103) through the seven basic scale key elastic sheets (106), the right side surfaces of the basic scale key mounting plate (105) are connected with a middle-high switching key through the basic scale key elastic sheets (106), and the basic scale keys (103) penetrate through openings in the top of the top cover (102).

7. A circuit toy electronic organ assembled according to claim 6, characterized in that: the variable scale component comprises variable scale keys (104), variable scale key mounting plates (107) and variable scale key elastic rods (108), the variable scale key mounting plates (107) positioned on the lower sides of the basic scale key mounting plates (105) are further mounted on the mounting columns I (109), the side surfaces of the variable scale key mounting plates (107) are respectively connected with the five variable scale keys (104) through five groups of variable scale key elastic rods (108), and the five variable scale keys (104) and the seven basic scale keys (103) are distributed in a staggered mode.

8. A circuit-building toy electronic organ as claimed in claim 7, wherein: the electronic organ main body (1) further comprises a second mounting column (110) and a contact switch (112), a PCB (printed circuit board) is fixedly mounted in the bottom shell (101) through the second mounting column (110), the contact switch (112) is mounted at the position of a musical scale control circuit contact on the PCB (111), and the contact switch (112) corresponds to the corresponding basic musical scale key (103), the variable musical scale key (104) and the middle-high pitch switching key up and down respectively.

9. A circuit-building toy electronic organ as claimed in claim 8, wherein: integrated pronunciation chip, musical scale control circuit, filter circuit and loudspeaker drive circuit on PCB circuit board (111), the pin of pronunciation chip passes through filter circuit electricity and connects J1 terminal, positive link (3) is connected to the J1 terminal, the pin of pronunciation chip passes through loudspeaker drive circuit and connects J3 terminal and J4 terminal respectively electricity, SPK link (2) is connected to the J3 terminal, negative pole link (5) is connected to the J4 terminal, the pin of pronunciation chip plays line connection J5 terminal through musical scale control circuit's performance, M link (4) is connected to the J5 terminal, the pin of pronunciation chip passes through the well high-pitch switching line connection J6 terminal of musical scale control circuit, and two solder joints are done to J6 terminal department, and two solder joints of this department correspond the cooperation setting with contact switch (112) under the well high-pitch switching key.

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