CN214380944U

CN214380944U - Dynamic capacity-expanding hot-plug connection structure of Modbus data collector

Info

Publication number: CN214380944U
Application number: CN202120584674.6U
Authority: CN
Inventors: 马业勤; 尹家琦; 梁丛灿
Original assignee: Guangxi Guogui Electric Co ltd; Shanghai Wanguo Information Technology Co ltd
Current assignee: Guangxi Guogui Electric Co ltd; Shanghai Wanguo Information Technology Co ltd
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-10-08
Anticipated expiration: 2031-03-23

Abstract

The utility model relates to a dynamic capacity-expanding hot-plug connection structure of a Modbus data collector, which comprises a plurality of Modbus data collectors, wherein a connector is arranged between the Modbus data collectors; the switch module of the Modbus data collector is provided with a hot plug end row I and a hot plug end row II, and the hot plug end row I and the hot plug end row II are electrically connected with the switch module; the connector comprises a circuit board and two rows of pins; the pins are matched and correspond to the hot-plug end row I and the hot-plug end row II; the two rows of pins are electrically connected with the circuit board and are arranged on the circuit board in parallel. The utility model discloses the dismouting of can being convenient for does not use the line connection, conveniently carries out the hardware maintenance, avoids the whole change of equipment, reduces staff's work load.

Description

Dynamic capacity-expanding hot-plug connection structure of Modbus data collector

Technical Field

The utility model belongs to the design field of many equipment data of electronic product are mutual, concretely relates to Modbus data collection station's developments dilatation hot plug connection structure.

Background

In the product of most Modbus data acquisition, often be mutual independence between the same product equipment, data interaction is not carried out, or all be the mode through outer lead wire when having the data interaction of needs, and connect and data interaction through the mode of address polling, lead to the fact the maintenance of equipment relatively complicated when too much easily, the complicated circuit of arrangement has increased staff's work load, it needs to carry out holistic change and bring relatively great cost to equipment when taking this kind of mode to connect the appearance equipment to damage simultaneously, reduce the effect of maintenance cost, and when increasing bottom collection equipment, need carry out big change with holistic collection scheme, it is comparatively complicated to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the not enough of existence among the prior art, provide a Modbus data collection station's developments dilatation hot plug connection structure. The structure is convenient to disassemble and assemble, does not use line connection, is convenient to maintain hardware, avoids the whole replacement of equipment and reduces the workload of workers.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dynamic capacity-expanding hot plug-pull connection structure of a Modbus data collector comprises a plurality of Modbus data collectors, wherein connectors are arranged among the Modbus data collectors; the switch module of the Modbus data collector is provided with a hot plug end row I and a hot plug end row II, and the hot plug end row I and the hot plug end row II are electrically connected with the switch module; the connector mainly comprises a circuit board and two rows of pins; the pins are matched and correspond to the hot-plug end row I and the hot-plug end row II; the two rows of pins are electrically connected with the circuit board and are arranged on the circuit board in parallel.

Furthermore, nine circuit connection points are arranged on a hot plug end row I and a hot plug end row II of the switch module; the first and second connection points are both wire grounds; the third connection point is a digital control end; the fourth and fifth connection points are both 12v voltage ends; the sixth and seventh are data transmission terminals; the eighth and ninth are both data receiving terminals.

Furthermore, nine groups of circuit connection points are correspondingly arranged on the two rows of pins on the circuit board; the first group of connection points and the second group of connection points are both wire grounding ends; the third group and the fourth group of connection points are 12v voltage ends; the fifth group of connection points are data transmission ends, one connection point is a positive end, and the other connection point is a negative end; the sixth group is a data transmission end, and the position of the connection point of the positive end and the negative end of the data transmission end is opposite to that of the fifth group; the seventh group of connection points are data receiving ends, one connection point is a positive end, and the other connection point is a negative end; the eighth group is a data receiving end, and the position of the connecting point of the positive end and the negative end of the data receiving end is opposite to that of the seventh group; the ninth set of connection points is wire ground.

Further, the connector is sleeved with a connecting shell; the connecting shell is a bottom plate with L-shaped groove strips arranged on two sides. When in use, the circuit board of the connector can be inserted into the L-shaped groove strip; the connecting shell is used for installing and protecting the connector, and is convenient for workers to operate the equipment.

The use method of the dynamic capacity-expanding hot plug-pull connection structure of the Modbus data collector comprises the following steps:

1) preparing more than two Modbus data collectors and more than one connector;

2) inserting the hot plug end row II on the first Modbus data collector into one row of pins of the first connector correspondingly; inserting a hot plug end row I of a second Modbus data collector into the other row of pins of the first connector, and inserting a hot plug end row II of the second Modbus data collector into one row of pins of the second connector; the hot plug end row I of the next Modbus data collector is inserted into the other row of pins of the second connector, and the like, so that the dynamic pairwise connection of the Modbus data collectors is realized through the connectors;

3) and one of the Modbus data collectors is electrified, and the hot-plug end row I and the hot-plug end row II on the switch modules of the rest Modbus data collectors are also electrified through the circuit board on the connector to carry out data interaction.

The utility model discloses technical scheme has following beneficial effect:

through the connected mode that the hot drawing was inserted, damage the direct Modbus data collection station who pulls out the damage and change when Modbus data collection station, avoid Modbus data collection station whole change and bring great cost relatively, reach the effect that reduces the maintenance cost, and when increasing bottom collection equipment, need not to carry out big change with holistic collection scheme, can be connected new Modbus data collection station and original collector again, realize the dynamic collection dilatation.

Drawings

Fig. 1 is a schematic diagram of a connection structure between a switch module and a hot-pluggable terminal strip.

Fig. 2 is a schematic diagram of the circuit structure of the hot-plug terminal strip of the present invention.

Fig. 3 is a schematic diagram of the back circuit structure of the connector of the present invention.

Fig. 4 is the schematic diagram of the circuit structure for connecting the Modbus data collector and the connector of the present invention.

Fig. 5 is a schematic view of the connector structure of the present invention.

Fig. 6 is a schematic view of the connection shell structure of the present invention.

The attached drawings are marked as follows: 1-switch module, 20-hot plug terminal row I, 21-hot plug terminal row II, 3-circuit board, 4-pin, 5-bottom plate and 6-L-shaped groove strip.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Example 1:

a dynamic capacity-expanding hot plug-pull connection structure of a Modbus data collector comprises a plurality of Modbus data collectors, wherein connectors are arranged among the Modbus data collectors; as shown in fig. 1, the switch module 1 of the Modbus data collector is provided with a hot plug end row i 20 and a hot plug end row ii 21, and both the hot plug end row i 20 and the hot plug end row ii 21 are electrically connected to the switch module 1; as shown in fig. 5, the connector is mainly composed of a circuit board 3 and two rows of pins 4; the pins 4 are matched and correspond to the hot plug end row I20 and the hot plug end row II 21; the two rows of pins 4 are each electrically connected to the circuit board 3 and are arranged in parallel on the circuit board 3.

Example 2:

the present embodiment is different from embodiment 1 only in that, as shown in fig. 2, 3, and 4, nine connection points are provided on the hot plug end row i 20 and the hot plug end row ii 21 of the switch module; the first and second connection points are both wire grounds; the third connection point is a digital control end; the fourth and fifth connection points are both 12v voltage ends; the sixth and seventh connection points are both data transmission ends; the eighth and ninth connection points are both data receiving terminals. The two rows of pins 4 on the circuit board 3 are correspondingly provided with nine groups of connection points; the first group of connection points and the second group of connection points are both wire grounding ends; the third group and the fourth group of connection points are 12v voltage ends; the fifth group of connection points are data transmission ends, one connection point is a positive end, and the other connection point is a negative end; the sixth group is a data transmission end, and the position of the connection point of the positive end and the negative end of the data transmission end is opposite to that of the fifth group; the seventh group of connection points are data receiving ends, one connection point is a positive end, and the other connection point is a negative end; the eighth group is a data receiving end, and the position of the connecting point of the positive end and the negative end of the data receiving end is opposite to that of the seventh group; the ninth set of connection points is wire ground.

Example 3:

the difference between the embodiment and the embodiment 1 is only that the connector is sleeved with a connecting shell; as shown in fig. 6, the connecting shell is a bottom plate 5 with L-shaped groove strips 6 on two sides.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention may be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. The utility model provides a Modbus data collection station's developments dilatation hot plug connection structure, includes a plurality of Modbus data collection station, its characterized in that: a connector is arranged between the Modbus data collectors; the switch module (1) of the Modbus data collector is provided with a hot plug end row I (20) and a hot plug end row II (21), and the hot plug end row I (20) and the hot plug end row II (21) are electrically connected with the switch module (1);

the connector mainly comprises a circuit board (3) and two rows of pins (4); the pins (4) are matched and correspond to the hot-plug end row I (20) and the hot-plug end row II (21); the two rows of pins (4) are electrically connected with the circuit board (3) and are arranged on the circuit board (3) in parallel.

2. The Modbus data collector's dynamic dilatation hot plug connection structure of claim 1, characterized in that: nine connecting points are arranged on the hot plug end row I (20) and the hot plug end row II (21) of the switch module; the first and second connection points are both wire grounds; the third connection point is a digital control end; the fourth and fifth connection points are both 12v voltage ends; the sixth and seventh connection points are both data transmission ends; the eighth and ninth connection points are both data receiving terminals.

3. The Modbus data collector's dynamic dilatation hot plug connection structure of claim 2, characterized in that: the two rows of pins (4) on the circuit board (3) are correspondingly provided with nine groups of connection points; the first group of connection points and the second group of connection points are both wire grounding ends; the third group and the fourth group of connection points are 12v voltage ends; the fifth group of connection points are data transmission ends, one connection point is a positive end, and the other connection point is a negative end; the sixth group is a data transmission end, and the position of the connection point of the positive end and the negative end of the data transmission end is opposite to that of the fifth group; the seventh group of connection points are data receiving ends, one connection point is a positive end, and the other connection point is a negative end; the eighth group is a data receiving end, and the position of the connecting point of the positive end and the negative end of the data receiving end is opposite to that of the seventh group; the ninth set of connection points is wire ground.

4. The Modbus data collector's dynamic dilatation hot plug connection structure of claim 1, characterized in that: the connector is sleeved with a connecting shell; the connecting shell is a bottom plate (5) with L-shaped groove strips (6) arranged on two sides.