CN213843838U

CN213843838U - Mining sensor

Info

Publication number: CN213843838U
Application number: CN202120060884.5U
Authority: CN
Inventors: 王鸿建; 陈刚; 徐士敏; 高扬扬; 刘健康
Original assignee: Changzhou Huayi Zhixin Intelligent Technology Co ltd
Current assignee: Changzhou Huayi Zhixin Intelligent Technology Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-07-30
Anticipated expiration: 2031-01-11

Abstract

The utility model relates to a mining sensor, which is provided with a bottom shell component and a front cover clamped at the front end of the bottom shell component; an object placing space is formed between the bottom shell assembly and the front cover; an instrument assembly is placed in the storage space; an aviation socket is arranged on the side wall of the bottom shell assembly; the instrument assembly is electrically connected with the display screen and the aviation socket; the lower end of the bottom shell assembly is provided with a probe wiring terminal assembly electrically connected with the instrument assembly; the periphery of the probe wiring terminal component is sleeved with an air chamber component. The utility model aims at overcoming the defect that prior art exists, provide a can satisfy the mining sensor of the current demand in colliery.

Description

Mining sensor

Technical Field

The utility model relates to a colliery monitoring system field especially relates to a mining sensor.

Background

The position of the mining sensor in the coal mine is self-evident, but with the continuous progress of coal mine production equipment, the research and development and technical degree of the mining sensor are continuously increased, and various mining sensors play a role in closing in the production and safety process of the coal mine and become an indispensable part in the production process of the coal mine. However, the existing mining sensor has a single function and a low technical degree, so that it is necessary to design a mining sensor which can meet the existing requirements of a coal mine.

Disclosure of Invention

The utility model aims at overcoming the defect that prior art exists, provide a can satisfy the mining sensor of the current demand in colliery.

Realize the utility model discloses the technical scheme of purpose is: a mining sensor is provided with a bottom shell assembly and a front cover clamped at the front end of the bottom shell assembly; an object placing space is formed between the bottom shell assembly and the front cover; the front cover is also provided with a display screen; an instrument assembly is placed in the storage space; an aviation socket is arranged on the side wall of the bottom shell assembly; the instrument assembly is electrically connected with the display screen and the aviation socket; the lower end of the bottom shell assembly is provided with a probe wiring terminal assembly electrically connected with the instrument assembly; the periphery of the probe wiring terminal component is sleeved with an air chamber component.

Furthermore, the instrument assembly comprises a single chip microcomputer processing system, an external power supply input terminal, a buzzer alarm circuit, an optical alarm circuit, an RS485 communication circuit and an EEPROM unique code and storage circuit; the external power supply input terminal, the buzzer alarm circuit, the optical alarm circuit, the RS485 communication circuit and the EEPROM unique code and storage circuit are electrically connected with the single chip microcomputer processing system; the RS485 communication circuit and the external power supply input terminal are electrically connected with the aviation socket; the probe wiring terminal assembly is electrically connected with the single chip microcomputer processing system; the probe wiring terminal assembly is externally connected with a plurality of probes; each probe identification has a unique code.

Further, the EEPROM unique code and storage circuit comprises a photoelectric coupler N6; the No. 4 pin of the photoelectric coupler N6 is connected with the No. 32 pin of the CPU in the single chip microcomputer processing system, one end of a resistor R15 and one end of a capacitor C10; the other end of the resistor R15 is connected with VCC; the pin No. 3 of the photoelectric coupler N6 and the other end of the capacitor C10 are grounded; a diode VD7, a resistor R14 and a capacitor C9 are sequentially connected in parallel from right to left between the No. 1 pin and the No. 2 pin of the photoelectric coupler N6; a resistor R13 is connected between the cathode of the diode VD7 and the resistor R14; the cathode of the diode VD7 is connected with a No. 1 pin of a photoelectric coupler N6; the positive end of the diode VD7 is connected with a power supply processing and EMC processing module; the a end of the resistor R13 is connected with the No. 1 pin of the interface JP 1; an inductor FB1 is connected to the pin of the interface JP 13; the b end of the inductor FB1 is grounded through a diode VD 8; the b end of the inductor FB1 is also connected with a resistor R20 and a No. 2 pin of a triode V4; the pin 3 of the triode V4 is connected with VDD through R16; the pin 1 of the triode V4 is connected with VDD through a resistor R17 and a resistor R18; the b end of the resistor R20 is connected with the b end of the diode VD8 and the pin 3 of the triode V3; the pin 2 of the triode V3 is connected with the end b of the resistor R17; and a pin 1 of the triode V3 is connected with a singlechip in the singlechip processing system through R19.

Further, probe binding post subassembly includes 1 binding post of probe, 2 binding posts of probe and temperature probe binding post.

Furthermore, a probe 1 power supply control circuit is electrically connected between the probe 1 wiring terminal and the single chip microcomputer processing system.

Furthermore, a probe 2 power supply control circuit is electrically connected between the probe 2 wiring terminal and the single chip microcomputer processing system; and the temperature probe wiring terminal is electrically connected with the single chip microcomputer processing system.

Further, the probe 1 and the probe 2 are communicated with the single chip microcomputer processing system through IIC or TTL.

Furthermore, the rear end of the bottom shell assembly is fixed with a nameplate through a small screw.

Furthermore, a handle is further installed at the upper end of the bottom shell assembly; the handle is fixed at the upper end of the bottom shell component through the auxiliary plate and the matched screw.

After the technical scheme is adopted, the utility model discloses following positive effect has: the sensor can acquire 3 parameters; each probe is designed with a unique code, and the sensor can automatically identify the type of the probe according to different probes; the sensor probe adopts two communication modes of IIC and TTL and can be applied to different signal interfaces.

Drawings

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which

Fig. 1 is a front view of the present invention;

fig. 2 is a right side view of the present invention;

fig. 3 is a rear view of the present invention;

FIG. 4 is a block diagram of a meter assembly of the present invention;

FIG. 5 is a circuit diagram of the single chip processor system of the present invention;

fig. 6 is a circuit diagram of the unique EEPROM code and memory circuit of the present invention.

Detailed Description

(example 1)

Referring to fig. 1 to 3, a mining sensor has a bottom case assembly 10 and a front cover 20 clamped to the front end of the bottom case assembly 10; an article placing space is formed between the bottom shell assembly 10 and the front cover 20; the bottom shell assembly 10 and the front cover 20 are further locked and fixed through a cross countersunk head screw 30; the front cover 20 is also provided with a display screen 00; the instrument assembly 40 is placed in the storage space; an aviation socket 50 is arranged on the side wall of the bottom shell assembly 10, and the aviation socket 50 is clamped on the bottom shell assembly 10; the instrument assembly 40 is electrically connected with the display screen 00 and the aviation socket 50; the lower end of the bottom shell assembly 10 is provided with a probe wiring terminal assembly 60 electrically connected with the instrument assembly 40; the periphery of the probe terminal block assembly 60 is sleeved with an air chamber assembly 70.

(example 2)

Referring to fig. 4, in this embodiment, on the basis of embodiment 1, the meter assembly 40 preferably includes a single chip processing system, an external power input terminal, a buzzer alarm circuit, an optical alarm circuit, an RS485 communication circuit, and an EEPROM unique code and storage circuit; the external power supply input terminal, the buzzer alarm circuit, the optical alarm circuit, the RS485 communication circuit and the EEPROM unique code and storage circuit are electrically connected with the single chip microcomputer processing system; the RS485 communication circuit and the external power supply input terminal are electrically connected with the aviation socket 50, and RS485 communication is realized while the aviation socket 50 is connected with an external power supply device; the probe wiring terminal assembly 60 is electrically connected with the single chip microcomputer processing system; the probe wiring terminal assembly 60 is externally connected with a plurality of probes; each probe identification has a unique code.

More specifically, in this embodiment, the buzzer alarm circuit, the optical alarm circuit, and the RS485 communication circuit may adopt existing circuit designs, which are not described herein again.

More specifically, in this embodiment, a power processing and EMC processing module is further electrically connected between the external power input terminal and the single chip processing system, and the power processing and EMC processing module is used for processing surge and burst pulses, so as to improve the stability of the power supply of the entire sensor, wherein the power processing portion selects a chip of MP2456 type, and a circuit of the power processing and EMC processing module can adopt the existing circuit design, which is not described herein again.

Referring to fig. 5 and 6, in this embodiment, more specifically, the EEPROM unique code and storage circuit includes a photocoupler N6, where the model of the photocoupler N6 is TLP 521; the No. 4 pin of the photoelectric coupler N6 is connected with the No. 32 pin of the CPU in the single chip microcomputer processing system, one end of a resistor R15 and one end of a capacitor C10; the other end of the resistor R15 is connected with VCC; the pin No. 3 of the photoelectric coupler N6 and the other end of the capacitor C10 are grounded; a diode VD7, a resistor R14 and a capacitor C9 are sequentially connected in parallel from right to left between the No. 1 pin and the No. 2 pin of the photoelectric coupler N6; a resistor R13 is connected between the cathode of the diode VD7 and the resistor R14; the cathode of the diode VD7 is connected with a No. 1 pin of a photoelectric coupler N6; the positive end of the diode VD7 is connected with a power supply processing and EMC processing module; the a end of the resistor R13 is connected with the No. 1 pin of the interface JP 1; an inductor FB1 is connected to the pin of the interface JP13 externally, and the inductor FB1 is 742792040; the b end of the inductor FB1 is grounded through a diode VD8, and the model of the diode VD8 is SMBJ26 CA; the b end of the inductor FB1 is also connected with a resistor R20 and a No. 2 pin of a triode V4, and the type of the triode V4 is MMBT 5551; the pin 3 of the triode V4 is connected with VDD through R16; the pin 1 of the triode V4 is connected with VDD through a resistor R17 and a resistor R18; the b end of the resistor R20 is connected with the b end of the diode VD8 and the No. 3 pin of the triode V3, and the type of the triode V3 is MMBT 5401; the pin 2 of the triode V3 is connected with the end b of the resistor R17; and a pin 1 of the triode V3 is connected with a singlechip in a singlechip processing system through R19, and the singlechip can be a chip of C8051F410 type.

Referring to fig. 4, in this embodiment, more specifically, the power supply further includes an external power supply collecting circuit; the external power supply acquisition circuit is electrically connected with the single chip microcomputer processing system; the external power acquisition circuit is also electrically connected with the power processing and EMC processing module; the power supply acquisition circuit has the following functions: gather external power source input, prevent that the power from crossing excessively and causing the influence to the sensor power supply, the power crosses excessively and can cause the data that the sensor gathered not to prepare, causes phenomenons such as wrong report to police, and the external power source circuit that this part designed can refer to the power acquisition circuit among the prior art, does not add here and gives unnecessary details.

Referring to fig. 4, in this embodiment, more specifically, the present invention further includes a nixie tube display and a remote controller input circuit, the nixie tube display is used for driving the display screen 00 to display a relevant parameter value of the currently monitored gas, and the remote controller input circuit is used for inputting and acquiring a remote controller signal to implement setting of a sensor parameter.

Referring to FIG. 4, in this embodiment, more specifically, the probe terminal assembly 60 includes a probe 1 terminal, a probe 2 terminal, and a temperature probe terminal; a power supply control circuit of the probe 1 is also electrically connected between the connecting terminal of the probe 1 and the singlechip processing system; a power supply control circuit of the probe 2 is also electrically connected between the connecting terminal of the probe 2 and the singlechip processing system; and the temperature probe wiring terminal is electrically connected with the single chip microcomputer processing system. And the probe 1 and the probe 2 are communicated with the singlechip processing system through IIC or TTL.

Referring to fig. 1 to 3, in the present embodiment, more specifically, a nameplate 80 for displaying relevant parameter information of the mining sensor is further fixed to the rear end of the bottom shell assembly 10 through a small screw.

More specifically, in this embodiment, a handle 90 is further mounted on the upper end of the bottom shell assembly 10; the handle 90 is fixed at the upper end of the bottom shell assembly 10 through an auxiliary plate matched with a screw, and the mining sensor can be portable through the handle 90.

More specifically, in the embodiment, a probe 2 power supply control circuit is electrically connected between the probe 2 wiring terminal and the single chip microcomputer processing system; and the temperature probe wiring terminal is electrically connected with the single chip microcomputer processing system. The connecting terminal of the probe 1 and the connecting terminal of the probe 2 are externally connected with the probe 1 and the probe 2 respectively; the type of the probe 1 and the probe 2 is not fixed; in addition, the probe 1 power supply control circuit and the probe 2 power supply control circuit both adopt the probe power supply control circuit of the existing mining sensor, and are not described herein.

More specifically, in this embodiment, the probe 1 and the probe 2 communicate with the single chip processing system through IIC or TTL, and may be applied to different signal interfaces.

The utility model discloses a theory of operation does: after the sensor is powered on, the single chip microcomputer processing system starts to work, the single chip microcomputer initializes a peripheral chip, reads parameters and unique codes stored in the EEPROM, and turns on power supply switches of the probe 1 and the probe 2; the probe 1 and the probe 2 start to work, and the singlechip communicates with the probe 1 and the probe 2 through IIC or TTL; the probe 1 and the probe 2 upload the unique codes of the probes to the single chip microcomputer, and the single chip microcomputer identifies the types of the probe 1 and the probe 2 and displays the types; the single chip microcomputer receives information of the client through the RS485 communication circuit and uploads information such as the probe 1, the probe 2 and the unique code of the single chip microcomputer to the client. The sensor compares the information collected by the probe 1 and the probe 2 according to the setting of the client, and if data abnormity occurs, sound and light alarm is carried out; in addition, the related parameter information can also be displayed through the display screen 00.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A mining sensor comprises a bottom shell assembly (10) and a front cover (20) clamped at the front end of the bottom shell assembly (10); an object placing space is formed between the bottom shell assembly (10) and the front cover (20); the front cover (20) is also provided with a display screen (00); the method is characterized in that: an instrument assembly (40) is placed in the storage space; an aviation socket (50) is arranged on the side wall of the bottom shell assembly (10); the instrument assembly (40) is electrically connected with the display screen (00) and the aviation socket (50); the lower end of the bottom shell assembly (10) is provided with a probe wiring terminal assembly (60) which is electrically connected with the instrument assembly (40); the periphery of the probe wiring terminal component (60) is sleeved with an air chamber component (70).

2. The mining sensor of claim 1, wherein: the instrument assembly (40) comprises a single chip microcomputer processing system, an external power supply input terminal, a buzzer alarm circuit, an optical alarm circuit, an RS485 communication circuit and an EEPROM unique code and storage circuit; the external power supply input terminal, the buzzer alarm circuit, the optical alarm circuit, the RS485 communication circuit and the EEPROM unique code and storage circuit are electrically connected with the single chip microcomputer processing system; the RS485 communication circuit and the external power supply input terminal are electrically connected with the aviation socket (50); the probe wiring terminal component (60) is electrically connected with the single chip microcomputer processing system; a plurality of probes are externally connected with the probe wiring terminal component (60); each probe identification has a unique code.

3. The mining sensor of claim 2, wherein: the EEPROM unique code and storage circuit comprises a photoelectric coupler N6; the No. 4 pin of the photoelectric coupler N6 is connected with the No. 32 pin of the CPU in the single chip microcomputer processing system, one end of a resistor R15 and one end of a capacitor C10; the other end of the resistor R15 is connected with VCC; the pin No. 3 of the photoelectric coupler N6 and the other end of the capacitor C10 are grounded; a diode VD7, a resistor R14 and a capacitor C9 are sequentially connected in parallel from right to left between the No. 1 pin and the No. 2 pin of the photoelectric coupler N6; a resistor R13 is connected between the cathode of the diode VD7 and the resistor R14; the cathode of the diode VD7 is connected with a No. 1 pin of a photoelectric coupler N6; the positive end of the diode VD7 is connected with a power supply processing and EMC processing module; the a end of the resistor R13 is connected with the No. 1 pin of the interface JP 1; an inductor FB1 is connected to the pin of the interface JP 13; the b end of the inductor FB1 is grounded through a diode VD 8; the b end of the inductor FB1 is also connected with a resistor R20 and a No. 2 pin of a triode V4; the pin 3 of the triode V4 is connected with VDD through R16; the pin 1 of the triode V4 is connected with VDD through a resistor R17 and a resistor R18; the b end of the resistor R20 is connected with the b end of the diode VD8 and the pin 3 of the triode V3; the pin 2 of the triode V3 is connected with the end b of the resistor R17; and a pin 1 of the triode V3 is connected with a singlechip in the singlechip processing system through R19.

4. The mining sensor of claim 2, wherein: the probe terminal assembly (60) comprises a probe 1 terminal, a probe 2 terminal and a temperature probe terminal.

5. The mining sensor of claim 4, wherein: and a power supply control circuit of the probe 1 is electrically connected between the connecting terminal of the probe 1 and the single chip microcomputer processing system.

6. The mining sensor of claim 4, wherein: a power supply control circuit of the probe 2 is also electrically connected between the connecting terminal of the probe 2 and the singlechip processing system; and the temperature probe wiring terminal is electrically connected with the single chip microcomputer processing system.

7. The mining sensor of claim 4, wherein: and the probe 1 and the probe 2 are communicated with the singlechip processing system through IIC or TTL.

8. A mining sensor as claimed in any one of claims 1 to 7, in which: and the rear end of the bottom shell component (10) is also fixed with a nameplate (80) through a small screw.

9. The mining sensor of claim 8, wherein: a handle (90) is further mounted at the upper end of the bottom shell assembly (10); the handle (90) is fixed at the upper end of the bottom shell component (10) through an auxiliary plate matched with a screw.