CN214335495U

CN214335495U - Modularized board card for high-speed rail transit

Info

Publication number: CN214335495U
Application number: CN202120257009.6U
Authority: CN
Inventors: 杜新; 张旭
Original assignee: Changzhou Jinchuang Electric Co ltd
Current assignee: Changzhou Jinchuang Electric Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-10-01
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a high-speed rail transit modularization integrated circuit board, casing internally mounted has function PCBA board and transition PCBA board, housing face installs the panel, function PCBA board includes first PCB board, the relay, relay status indicator lamp, divider resistance and first connector, transition PCBA board includes second PCB board and second connector, parallel connection is at the relay coil both ends after relay status indicator lamp establishes ties with divider circuit, 6 interfaces of single relay are drawn forth through first connector, correspond with first connector after the second connector of outside distribution on through panel and the transition PCBA board and be connected. In this way, the utility model discloses high-speed rail transit modularization integrated circuit board can the existing quick-witted case of adaptation, according to use occasion adjustment return circuit logic, makes things convenient for the logic adjustment of different project products, reduces spare parts quantity, promotes board card design cycle, reduces the design error rate, shortens the stock cycle, and the quick response customer reduces the transformation cost.

Description

Modularized board card for high-speed rail transit

Technical Field

The utility model relates to a track traffic electrical technology field especially relates to a high-speed track traffic modularization integrated circuit board.

Background

Rail transit refers to a type of transportation or transportation system in which operating vehicles need to travel on a specific track, and the most typical rail transit is a railway system consisting of conventional trains and standard railways. With the diversified development of train and railway technologies, rail transit is more and more types, and is not only distributed in long-distance land transportation, but also widely applied to medium-short distance urban public transportation.

The rail transit vehicles need to run on the rail by means of electric drive, the communication board cards are used for the rail transit vehicles, interconnection is achieved through Ethernet communication, and data exchange between the on-vehicle remote input and output interface units is achieved.

The communication board card of existing product carries out logic solidification design according to the function according to the use occasion, leads to the integrated circuit board function singleness, can't satisfy multiple type of product and the complicated occasion of circuit, and the later stage change needs to scrap the back and makes again, and is with high costs cycle length.

SUMMERY OF THE UTILITY MODEL

The utility model provides a main technical problem who solves provides a high-speed track traffic modularization integrated circuit board, can the existing quick-witted case of adaptation, can also adjust the return circuit logic according to the use occasion, and the logic adjustment when making things convenient for different project product designs reduces the quantity of spare parts, promotes the design cycle of integrated circuit board, reduces the design error rate of integrated circuit board, shortens the stock cycle, and the quick response customer demand reduces and reforms transform the cost.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a high-speed rail transit modularization integrated circuit board, includes: a shell, wherein a functional PCBA board and a transitional PCBA board are arranged in the shell, a panel is arranged on the surface of the shell,

the functional PCBA board comprises a first PCB board, a relay status indicator lamp, a voltage dividing resistor and a first connector, wherein the relay, the relay status indicator lamp, the voltage dividing resistor and the first connector are arranged on the first PCB board, the relay status indicator lamp is connected with the voltage dividing circuit in series and then connected to two ends of a relay coil in parallel, the transition PCBA board comprises a second PCB board and a second connector arranged on the second PCB board,

6 interfaces of each relay are led out through a first connector, and external wiring is correspondingly connected with the first connector after passing through a panel and a second connector on the transition PCBA board, so that the adjustment of the loop logic of the functional PCBA board is realized.

In a preferred embodiment of the present invention, the first PCB has a size of 200-250 mm 180-240 mm.

In a preferred embodiment of the present invention, the first PCB has a size of 233.3mm x 220 mm.

In a preferred embodiment of the present invention, the PCB board is provided with 8 relays, including 6 first relays normally opened by two contacts and 2 second relays normally closed by two contacts.

In a preferred embodiment of the present invention, the PCB further includes 8 relay status indicators corresponding to the 8 relays one-to-one, for reflecting the operating status of the relays.

In a preferred embodiment of the present invention, the relay is an RZDR-E20D2C series relay.

The utility model has the advantages that: the modular board card for high-speed rail transit can be adapted to the existing chassis, and can adjust the logic of a loop according to the use occasion, thereby facilitating the logic adjustment during the design of different project products and reducing the number of spare parts; the design cycle of integrated circuit board can be promoted, the design error rate of integrated circuit board is reduced, the stock cycle is shortened, customer demand can be responded fast, and the cost of transformation is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a schematic structural diagram of a preferred embodiment of the modular board card for high-speed rail transit according to the present invention;

fig. 2 is a schematic structural diagram of a functional PCBA board in the modular board for high-speed rail transit according to a preferred embodiment of the present invention;

the parts in the drawings are numbered as follows: 100. function PCBA board, 110, first PCB board, 120, relay, 130, relay status indicator lamp, 140, divider resistance, 150, first connector, 200, transition PCBA board, 210, second PCB board, 220, second connector, 300, panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 2, an embodiment of the present invention includes:

a high speed rail transit modular card comprising: the PCBA board 100 and the transition PCBA board 200 are arranged in the shell, and the panel 300 is arranged on the surface of the shell.

The functional PCBA board 100 includes a first PCB board 110, and a relay 120, a relay status indicator lamp 130, a voltage dividing resistor 140, and a first connector 150 mounted on the first PCB board 110, and the transition PCBA board 200 includes a second PCB board 210 and a second connector 220 mounted on the second PCB board 210.

The first PCB 110 has a size of 200-250 mm 180-240 mm. Preferably, the first PCB board 110 has a size of 233.3mm by 220 mm.

The functional PCBA board 100 is characterized in that 8 double-contact relays 120 and 8 relay status indicator lamps 130 are arranged on a 233.3 mm-220 mm first PCB board 110, the 8 relay status indicator lamps 130 correspond to the 8 relays 120 one by one, and the relays 120 adopt RZDR-E20D2C series relays.

Further, 8 double contact relays include 6 first relays that the double contact is normally opened and 2 second relays that the double contact is normally closed, and relay status indicator lamp 130 connects in parallel at relay coil both ends after establishing ties with bleeder circuit for reflect the operating condition of relay.

6 interfaces of a single relay are led out through the first connector, external wiring passes through the panel 300 and the second connector on the transition PCBA board 200 and then is correspondingly connected with the first connector, and adjustment of loop logic of the functional PCBA board 100 is achieved.

In conclusion, the modularized board card can flexibly combine the logic circuits through external wiring and can display the working state of the relay through the relay indicating lamp, and daily inspection is facilitated.

After the modularized board card is used, only one board card is available, and the logic function is completed through external wiring connection. The design period of the board card can be prolonged in the design stage, and the design error rate of the board card is reduced; modular board cards can be purchased in advance in the production stage, and the stock cycle is shortened; in the maintenance stage, the customer requirements can be quickly responded, and the reconstruction cost is reduced.

The utility model discloses high-speed rail transit modularization integrated circuit board's beneficial effect is:

the intelligent cabinet can be adapted to the existing cabinet, and can adjust the logic of the loop according to the use occasions, thereby facilitating the logic adjustment when different project products are designed and reducing the number of spare parts; the design cycle of integrated circuit board can be promoted, the design error rate of integrated circuit board is reduced, the stock cycle is shortened, customer demand can be responded fast, and the cost of transformation is reduced.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.

Claims

1. The utility model provides a high-speed rail transit modularization integrated circuit board which characterized in that includes: a shell, wherein a functional PCBA board and a transitional PCBA board are arranged in the shell, a panel is arranged on the surface of the shell,

2. The modular board of claim 1, wherein the first PCB board has a size of 200-250 mm 180-240 mm.

3. The high speed rail transit modular card of claim 2, wherein the first PCB has a size of 233.3mm by 220 mm.

4. The modular board card of high-speed rail transit as claimed in claim 1, wherein the PCB board is provided with 8 relays, including 6 first relays with normally open double contacts and 2 second relays with normally closed double contacts.

5. The modular board card of high-speed rail transit of claim 4, wherein the PCB further comprises 8 relay status indicator lights, corresponding to the 8 relays one to one, for reflecting the operating status of the relays.

6. The modular board card of high-speed rail transit as claimed in claim 1, wherein the relays are RZDR-E20D2C series relays.