WO2015196845A1

WO2015196845A1 - Modular building block and electronic building block system

Info

Publication number: WO2015196845A1
Application number: PCT/CN2015/076452
Authority: WO
Inventors: 魏正鹏
Original assignee: 魏正鹏
Priority date: 2014-06-27
Filing date: 2015-04-13
Publication date: 2015-12-30
Also published as: EP3162420A1; US20170106308A1; EP3162420B1; EP3162420A4; CN203944133U

Abstract

A modular building block, comprising a circuit board (1), a functional circuit (2) disposed on the circuit board (1), an input connector (3) and an output connector (4). The input connector (3) and the output connector (4) are both provided with multiple conductive terminals (5) connected to the circuit board (1). The multiple conductive terminals (5) are a positive power conductive terminal, a negative power conductive terminal and a data signal conductive terminal respectively. At least one of the input connector (3) and the output connector (4) is provided with multiple data signal conductive terminals. Also provided is an electronic building block system. The input connector (3) and the output connector (4) of the modular building block can be provided with one or more data signal conductive terminals according to actual needs, data signal lines can be extended for use, and the modular building block has more functions and applications.

Description

Module building block and electronic building block system

Technical field

The invention relates to an electronic building block, in particular to a modular building block and an electronic building block system, which are applied to teaching experiments and electronic building blocks toys.

Background technique

It is well known that the electronic building block system used in teaching experiments or electronic building blocks toys generally comprises a complete circuit substrate and various functional devices. The circuit board is pre-equipped with designated lines and mounting holes, and when used, The required functional devices are built on the circuit substrate to achieve specific functions. However, ordinary circuit boards or functional devices are non-disassemblable. Such products are not limited to a few single functions, and have low flexibility. For users who like to disassemble or assemble toys, they cannot understand the functions of the product. The structure and function of the module are not interesting.

Chinese patent CN203108212 U discloses a magnetic adsorption type electronic building block system, which comprises a plurality of connected electronic building blocks, each electronic building block comprises a circuit board, a plug connector and a socket connector, and three signal lines are arranged on the circuit board. The positive power supply line, the data signal line and the negative power supply line respectively; the plug connector and the socket connector respectively comprise an insulating body and three conductive terminals, the insulating body is provided with a plurality of receiving slots, and the permanent magnet is installed in the receiving slot; The three conductive terminals are respectively connected with corresponding signal lines on the circuit board; the plurality of electronic building blocks include a power supply and signal generating module for providing power and signal sources, and the other plurality of electronic building blocks are sequentially connected with the power supply and the signal generating module. cascade.

This disclosed technology has the following problems in practice:

1. It defines three lines on the circuit board and the connector, which limits the expansion and use of the data signal line, and limits the more functions of the electronic building block system;

2. There are practical problems with the setting of the magnet. Firstly, the design of the multi-magnet has a relatively high requirement for the placement of the magnetic pole, which is not conducive to the reduction of the manufacturing cost, and directly occupies the abutting surface of the excessive insulating body, which is disadvantageous for the expansion of more conductive connecting members; more importantly, The design of the magnet is directly exposed on the mating surface. This design is not suitable for the protection of the magnet. The magnet is directly on the outside. After a long period of contact with the hand and colliding with the surface of the magnet, there will be oxidation and magnetic swarf. This causes the magnet to gradually fail, with the chip to reduce the magnetic attraction and even damage the magnet.

3. The design of the conductive connecting members is arranged to be "side-by-side arranged in the insulating body". This limitation can realize its function, but the side-by-side setting has high requirements on space, and the expansion of more conductive connecting members is severely bundled. It is not easy to process at the time of manufacture, and the cost is high.

Summary of the invention

It is an object of the present invention to provide a modular building block and an electronic building block system that solves one or more of the above problems.

In order to achieve the above object, according to an aspect of the present invention, a modular building block includes a circuit board, a functional circuit provided on the circuit board, an input connector, and an output connector, and the input connector and the output connector are both provided. a plurality of conductive terminals connected to the circuit board, wherein the plurality of conductive terminals are a positive power conductive terminal, a negative power conductive terminal and a data signal conductive terminal, and the data signal conductive terminal of at least one of the input connector and the output connector is Multiple. Thus, on the modular building block, the data signal can be one line input, multiple line outputs, or multiple line inputs or one line output. On the modular building block, the data signal can also be a plurality of lines inputting multiple line outputs. The input connectors and output connectors of the modular building blocks can be set with one or more data signal conductive terminals according to actual needs, and the data signal lines can be expanded to make the module building blocks have more functions.

In some embodiments, the conductive terminal is a probe and a conductive member disposed in matching with the probe, one of the probe and the conductive member is disposed on the input connector, and the other is disposed on the output connector. Thereby, a plurality of modular building blocks can be electrically connected by matching of the probe and the conductive member.

In some embodiments, the input connector and the output connector both include a main body and a rear cover. The main body and the rear cover are both made of an insulating material, the rear cover is detachably disposed on the main body, and the main body or the rear cover is provided with a cavity, and the cavity has a built-in cavity. Adsorbent. Thereby, the main body and the rear cover are arranged to be disposed inside the input connector or the output connector to protect the adsorbing member and prolong the service life of the adsorbing member. The adsorbing member is a magnet or a magnetic metal.

In some embodiments, the cavity is disposed in the middle of the body or the back cover, and the plurality of conductive terminals are not disposed side by side on the periphery of the cavity. Therefore, if only one magnet or a magnetic metal is provided for the input connector or the output connector, the placement of the magnetic pole of the magnet is lowered, and space is saved. Multiple conductive terminals are staggered to reduce space requirements.

In some embodiments, the modular building block further includes a foolproof bump and a foolproof groove, one of which is disposed on the connector, and the other is disposed on the output connector, the foolproof bump and the foolproof groove shape and size Cooperate. Thus, the arrangement of the foolproof structure ensures accurate and stable docking of the input connector and the output connector of the two module bricks.

Correspondingly, the present invention also provides an electronic building block system comprising the above modular building blocks, which further comprises a power supply and signal generating module building block, a modular building block and a power supply and a signal generating module building block, and the functional circuit of the modular building block comprises a functional executing device. The power supply and signal generation module building block is provided with a power supply circuit and a signal source circuit, and the power supply circuit and the signal source circuit are electrically connected to the input connector of the module building block. Therefore, the electronic building block system is beneficial to the expansion and use of the data signal line, thereby improving More features are used.

In some embodiments, the number of modular building blocks is plural, and the functional circuit of at least one modular building block includes a relay connecting unit. Thereby, the connecting module building block has a transfer function, and the splicing of the plurality of modular building blocks is realized.

The beneficial effects of the invention are:

1. The modular building block of the invention is provided with one or more data signal conductive terminals, which is suitable for the extended use of the data signal line, and improves the function of the electronic building block system.

2. The input connector or output connector of the modular building block is provided with a magnet or magnetic metal mounting adsorption mode, which greatly reduces the placement requirements of the magnetic pole, is beneficial to the reduction of manufacturing cost, and does not occupy the docking of the insulating body. The surface is advantageous for the expansion of more conductive terminals, and the magnet is also excellently protected; the placement of the conductive terminals can also make full use of space, which is beneficial to the expansion of more conductive terminals.

DRAWINGS

1 is a schematic structural view of a modular building block according to Embodiment 1 of the present invention;

2 is a schematic structural view of an input connector of the modular building block shown in FIG. 1;

Figure 3 is a schematic exploded view of the structure of the input connector shown in Figure 2;

4 is a schematic structural view of an output connector of the modular building block shown in FIG. 1;

Figure 5 is a schematic exploded view of the structure of the output connector shown in Figure 4;

6 is a schematic structural diagram of an electronic building block system according to Embodiment 3 of the present invention;

FIG. 7 is a schematic structural diagram of an electronic building block system according to Embodiment 4 of the present invention.

detailed description

The invention will now be described in further detail with reference to the accompanying drawings.

Example 1

As shown in FIG. 1, the modular building block of this embodiment includes a circuit board 1 and a functional circuit 2 disposed on the circuit board 1. The circuit board 1 is connected with an input connector 3 and an output connector 4, an input connector 3 and an output connection. The device 4 is provided with a plurality of conductive terminals 5 connected to the circuit board 1. The plurality of conductive terminals 5 are a positive power supply conductive terminal, a negative power supply conductive terminal and a data signal conductive terminal, respectively.

As shown in FIG. 2 to FIG. 5, the input connector 3 and the output connector 4 both include a main body 31 and a rear cover 32. The rear cover 32 is detachably mounted on the main body 31. The main body 31 and the rear cover 32 are both made of insulating material. , made of plastic material. The main body 31 or the rear cover 32 is opened with a cavity 33, and the cavity 33 has a suction member 34 built therein. The adsorbing member 34 is a magnet or a magnetic metal.

It should be noted that the adsorbing members 34 of the input connector 3 and the output connector 4 may be magnets, or the adsorbing member 34 of either one may be a magnetic metal. When input connector 3 and output link When the adsorbing member 34 of one of the connectors 4 is a magnetic metal, the adsorbing member 34 of the other connector that is butted against it is a magnet. Thus, the input connector 3 and the output connector 4 achieve two-to-two docking.

The cavity 33 is one and is disposed in the middle of the main body 31 or the rear cover 32. The plurality of conductive terminals 5 are not disposed side by side at the periphery of the cavity 33, and are disposed around the cavity 33. The cavity 33 of this embodiment is provided in the middle of the main body 31.

The modular building block further includes a foolproof projection 35 and a foolproof recess 36 provided in the main body 31, and the foolproof projection 35 and the foolproof recess 36 are matched in shape and size. In the present embodiment, the foolproof bumps 35 are provided on the input connector 3, and the foolproof recesses 36 are provided in the output connector 4.

The conductive terminal 5 is a probe and a conductive member matched with the probe, and the probe can be inserted into the conductive member, and the shapes of the two are matched. The probes 51 and the ends 51 of the conductive members each extend to the circuit board 1 and are electrically connected to the wiring of the circuit board 1. The probe is a spring probe. In this embodiment, the probe is provided in the input connector 3. The conductive member is disposed in the output connector 4. The conductive terminal 5 is supported by the body 31.

The data signal conductive terminals of one of the input connector 3 and the output connector 4 are one, and the other data signal has a plurality of conductive terminals. The data connector conductive terminals of the input connector 3 and the output connector 4 are plural. In this embodiment, the data signal conductive connectors of the input connector 3 are one, and the data signal conductive connectors of the output connector 4 are two.

In practical applications, the data signal conductive terminals of the input connector 3 and the output connector 4 can be set as needed. For example, in some cases, only one data signal conductive terminal is available on the input connector 3 of some modular building blocks, and multiple digital signal lines are separated at the output end, which results in more output connector 4 Data signal conductive terminals.

When a plurality of modular building blocks are spliced, the absorbing members 34 of the input connector 3 and the output connector 4 are mutually attracted, and the foolproof structures of the two are matched with each other, and the conductive terminals 5 of the two are connected to each other to realize two or two of the modular building blocks. Conductive connection and adsorption connection.

Example 2

The modular building block of this embodiment is basically the same as that of Embodiment 1, except that the circuit board 1 of the modular building block of the embodiment is connected with an input connector 3 and a plurality of output connectors 4, and the functional circuit 2 has a power supply and a signal. The role of conduction.

Example 3

As shown in FIG. 6, the electronic building block system of the present embodiment includes a power supply and signal generating module building block and a plurality of modular building blocks. Multiple modular building blocks are cascaded with power and signal generation modules.

In the present invention, cascading refers to the electrical connection between the modular building blocks and the power supply and signal generating module building blocks for current transmission and signal transmission.

The power supply and signal generation module building block has a power supply circuit and a signal source circuit, and the power supply circuit and the signal source circuit are electrically connected to the input connector 3 of the module building block.

The functional circuit 2 of the modular building block is a function executing device. The mode described in Embodiment 1 can be employed Block building blocks. The function execution device can be set according to the user's needs, such as LED lights, buzzers, speakers, vibrators, motors, switches, displays, and the like. The input connector 3 and the output connector 4 of the modular building block are provided with one or more data signal conductive terminals as needed.

The positive power lead connector, the negative power conductive terminal and the one data signal conductive terminal of the plurality of modular building blocks are fixed at the positions of the input connector 3 and the output connector 4, so that the conductive terminals shared by one module building block and the other module building block are 5 can be connected one by one.

Example 4

As shown in FIG. 7, the electronic building block system of the present embodiment has a modular building block having a plurality of output connectors 4 as compared with the third embodiment. The functional circuit 2 of the modular building block includes a relay connection unit having a function of power supply and signal conduction. The input connector 3 and the plurality of output connectors 4 of the modular building block are provided with one or more data signal conductive terminals as needed.

The above are only some embodiments of the invention. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and scope of the invention.

Claims

A modular building block, comprising: a circuit board (1), a functional circuit (2) disposed on the circuit board (1), an input connector (3), and an output connector (4), the input connector (3) And the output connector (4) are respectively provided with a plurality of conductive terminals (5) connected to the circuit board (1), and the plurality of the conductive terminals (5) are positive power supply conductive terminals, negative power supply conductive terminals and data signals respectively The conductive terminal, the data connector conductive terminal of at least one of the input connector (3) and the output connector (4) is plural.
The modular building block according to claim 1, wherein the conductive terminal (5) is a probe and a conductive member matched with the probe, and one of the probe and the conductive member is disposed at the input connector (3). ), the other is located in the output connector (4).
The modular building block according to claim 1, wherein said input connector (3) and output connector (4) each comprise a body (31) and a back cover (32), said body (31) and rear The cover (32) is made of an insulating material, the rear cover (32) is detachably disposed on the main body (31), and the main body (31) or the rear cover (32) is provided with a cavity (33), the space The chamber (33) has a built-in adsorbing member (34).
The modular building block according to claim 3, wherein the cavity (33) is disposed in a middle portion of the main body (31) or the rear cover (32), and the plurality of the conductive terminals (5) are not arranged side by side in the air. The periphery of the cavity (33).
The modular building block according to claim 3, further comprising a foolproof bump (35) and a foolproof recess (36), one of which is disposed on the connector (3) and the other is disposed on the output connection The guard (4), the foolproof bump (35) and the foolproof groove (36) are matched in shape and size.
An electronic building block system comprising the modular building block according to any one of claims 1 to 5, further comprising a power supply and a signal generating module building block, wherein the modular building block is cascaded with a power source and a signal generating module, and the module building block The functional circuit (2) includes a function executing device, and the power supply and signal generating module building block is provided with a power supply circuit and a signal source circuit, and the power supply circuit and the signal source circuit are electrically connected to the input connector (3) of the module building block. connection.
The electronic building block system according to claim 6, wherein the number of the modular building blocks is plural, and at least one of the functional blocks (2) of the modular building blocks comprises a relay connecting unit.