CN210038523U

CN210038523U - Mining flame-proof and intrinsic safety type programmable information integrated control box

Info

Publication number: CN210038523U
Application number: CN201920641599.5U
Authority: CN
Inventors: 刘素华; 赵松; 胡登恩; 郭坤闪; 杨强强; 高超; 贺云龙; 吴孝超; 曹亚丽; 郭良; 周小燕
Original assignee: Henan Flat Coal Shenma Electric Ltd By Share Ltd
Current assignee: Henan Flat Coal Shenma Electric Ltd By Share Ltd
Priority date: 2019-05-07
Filing date: 2019-05-07
Publication date: 2020-02-07
Anticipated expiration: 2029-05-07

Abstract

The utility model provides a mining flame proof and intrinsic safety type programmable information integrated control box, through set up the wiring hole on the wiring chamber, and set up the terminal on the baffle, thus send external analog quantity, digital quantity and communication data to the treater in the explosion proof chamber, have stronger suitability, scalability, integrated nature and powerful communication ability; the utility model discloses a set up keypad and display screen, can carry out different combination and adjustment to the commonality control procedure in the treater, can also set up and set different parameters in the procedure, not only can let equipment debugging personnel need not carry debugging tools such as computers and directly carry out the debugging of procedure modification and function to the control box at the scene, more can increase the operation authority of borehole operation workman, reduce the maintenance task volume of equipment manufacturer to equipment.

Description

Mining flame-proof and intrinsic safety type programmable information integrated control box

Technical Field

The utility model relates to a controller structure field, concretely relates to mining flame proof and intrinsic safety type information integration control box able to programme.

Background

The mining explosion-proof and intrinsically safe programmable information integrated control box is mainly used for a plurality of automatic control devices such as underground drainage automatic control and belt transportation automatic control of a coal mine, an analog quantity input device and a digital quantity input device are generally required to be independently arranged on the conventional control box, the number of the input devices is increased on site, meanwhile, devices under the coal mine are various, different manufacturers possibly adopt different communication modes, information interaction cannot be carried out between different devices, and great obstruction is caused to automation and intellectualization of the coal mine.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough to a mining flame proof and intrinsic safety type information integrated control case able to programme is provided, concrete scheme is as follows:

a mining flame-proof and intrinsic safety type programmable information integrated control box comprises a box body, wherein a partition plate is arranged in the box body, a wiring cavity is arranged above the partition plate, and an explosion-proof cavity is arranged below the partition plate; the outside in wiring chamber is provided with the wiring hole that is used for analog quantity, digital quantity and communication signal input, on the baffle with the wiring hole corresponds and is provided with the terminal, terminal connection treater, the treater sets up in the explosion-proof chamber.

Furthermore, the surface in explosion-proof chamber is provided with the display screen and is used for the debugging the keypad of treater, the treater is connected display screen and keypad.

Further, the keyboard is connected with the processor through an isolation grid.

Further, the processor is a PLC.

Further, still be provided with switch and switching power supply in the explosion-proof chamber, the treater is connected the switch with switching power supply.

The utility model discloses relative prior art has outstanding substantive characteristics and the progress that is showing, specifically speaking, the utility model has the following advantages:

1. the utility model discloses a set up the wiring hole on the wiring chamber, and set up the terminal on the baffle, thereby convey external analog quantity and digital quantity to the treater in the explosion-proof chamber, have stronger suitability, scalability, high reliability and powerful communication ability, its logic control mode can be realized through the programming of supporting software, make complicated control logic become simple and easy, be provided with isolation module and intrinsically safe power between the input and output signal of control box inside, thereby ensure with various types of sensor, executor, more nimble and general between the connection and the matching of various equipment electric control return circuits;

2. the utility model discloses a set up keypad and display screen, can carry out different combination and adjustment to the commonality control procedure in the treater, can also set up and set different parameters in the procedure, not only can let equipment debugging personnel need not carry debugging tools such as computers and directly carry out the debugging of procedure modification and function to the control box at the scene, more can increase the operation authority of borehole operation workman, reduce the maintenance task volume of equipment manufacturer to equipment.

Drawings

Fig. 1 is a front view of a control box in an embodiment of the present invention;

fig. 2 is a partial sectional view of a control box in an embodiment of the present invention;

FIG. 3 is a top view of a baffle in an embodiment of the invention;

fig. 4 is an electrical connection diagram of the keypad and the display in an embodiment of the present invention;

in the figure: 1. a wiring cavity; 2. a wiring hole; 3. a partition plate; 4. a keyboard; 5. a display screen; 6. a processor; 7. a switch; 8. a switching power supply; 9. and a signal integration board.

Detailed Description

The technical solution of the present invention will be described in further detail through the following embodiments.

Example 1

As shown in fig. 1, the control box in this embodiment includes a box body, the box body is integrally explosion-proof, a partition plate 3 is disposed in the box body, a wiring cavity 1 is disposed above the partition plate 3, an explosion-proof cavity is disposed below the partition plate 3, a wiring hole 2 is disposed outside the wiring cavity 1, the wiring hole 2 is a horn mouth in this embodiment, and other shapes may be adopted in other embodiments; as shown in fig. 1, in this embodiment, four side surfaces of the control box wiring cavity 2 are provided with wiring holes, wherein the wiring cavity on the front side is provided with 5 wiring holes, and the number of the wiring holes in other embodiments can be adjusted according to actual needs.

The partition board 3 is provided with terminals corresponding to the wiring holes 2, as shown in fig. 3, fig. 3 is a top view of the partition board 3, X10 to X23 on the partition board are all the terminals, lines from the wiring holes are correspondingly connected with the terminals, as shown in fig. 3, L1, L2 and L3 are power interfaces. The wiring terminal on the clapboard can be set as an analog input interface, a digital input interface and a communication interface according to the requirement.

As shown in fig. 2, a processor 6 is arranged in the explosion-proof chamber of the control box, in this embodiment, the processor 6 adopts a PLC processing unit, and the processor 6 is connected with a switch 7; the explosion-proof cavity is also internally provided with a switching power supply 8 and a signal integrated board 9, and the processor 6 is respectively connected with the switching power supply 8 and the signal integrated board 9. Wherein the signal integration board 9 is connected with the wiring terminals on the partition board 3 through wires. The lower end of the binding post is connected with a signal integration board, various input quantities are transmitted to the processor 6 through the signal integration board 9, and therefore data transmission is achieved.

The embodiment integrates the input port, can be suitable for multi-channel analog quantity acquisition and multi-channel digital quantity acquisition, and is compatible with various communication modes, for example, RS-485/RS-232 and other common electrical equipment communication modes can be integrated, so that the manufacturing cost of the equipment is reduced, the compatibility of the control box to different equipment is increased, the automation and the intellectualization of the equipment are realized, the replacement is simple, the detection is convenient, and the maintenance period of technicians is greatly reduced.

Example 2

In this embodiment, on the basis of embodiment 1, a key pad 4 and a display screen 5 are arranged outside an explosion-proof cavity of a control box, as shown in fig. 1, an input end of a processor 6 is connected to the key pad 4, an output end of the processor is connected to the display screen 5, and the key pad 4 can perform different combinations and adjustments on a general control program in the processor 6, and can also perform setting and tuning on different parameters in the program. The display screen is used for displaying the current running state and related parameters of the control box. The mounting position of the display screen 5 and the key pad 4 is not limited to the front side of the control box shown in fig. 1, but may be provided at other positions, such as the side or the back side, in other embodiments.

As shown in fig. 4, the input end of the processor 6 (PLC) is connected to the keypad through the isolation barrier, and the output end is connected to the display screen through the LAN port. In other embodiments, other existing communication methods may be used between the processor and the display screen and between the processor and the keypad.

In the embodiment, different combinations and adjustments can be performed on the universal control program in the PLC by setting the display screen and the key pad, and different parameters in the program can be set and adjusted. Through the improvement, the problem that equipment debugging personnel need to carry equipment such as a computer to modify and debug the control box on site in the prior art is solved, the operation permission of underground operators is increased, and the maintenance task amount of equipment manufacturers to the equipment is reduced. Due to the complex underground environment and low safety factor of the mine, the mine descending frequency and the mine descending weight of technicians are reduced, and the safety guarantee of the technicians can be directly improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. The utility model provides a mining flame proof and intrinsically safe type information integration control box able to programme which characterized in that: the control box comprises a box body, a partition plate is arranged in the box body, a wiring cavity is arranged above the partition plate, and an explosion-proof cavity is arranged below the partition plate; wiring holes for inputting analog quantity, digital quantity and communication signals are formed in the outer side of the wiring cavity, wiring terminals are arranged on the partition board and correspond to the wiring holes, the wiring terminals are connected with a processor, and the processor is arranged in the explosion-proof cavity;

the outer surface of the explosion-proof cavity is provided with a display screen and a key pad for debugging the processor, and the processor is connected with the display screen and the key pad;

the keyboard is connected with the processor through an isolation gate;

the processor is a PLC;

still be provided with switch and switching power supply in the explosion-proof chamber, the treater is connected the switch with switching power supply.