Precise counting device

Abstract

The utility model relates to a precise counting device which comprises a host and a sensor used for collecting feeding signals of a conveying belt, the sensor is in communication connection with the input end of the host, the host comprises a wall-mounted case, an input keyboard and a display screen which are arranged on the front face of the case, and an interface assembly arranged on the lower edge of the case, the counters and the main control board are arranged in the case; the sensor is connected with the signal input end of the main control board through the interface assembly, and the input keyboard and the display screen are connected with the control input end and the control output end of the main control board respectively. The precise counting device can carry out centralized control setting and data display on a plurality of counters in a centralized manner, further realizes independent work and operation with complete basic functions, can realize unified monitoring through a background control end host after interconnection, and has high practicability on the practical basis of accurate counting and data orderliness. The counter serving as a core component is protected in a closed mode, and durability and safety are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of statistical detection equipment, and in particular to a precision counting device. Background Art

[0002] Counting devices are widely used in cement plants, flour mills, chemical plants and other production enterprises, as well as docks and other places. They are mainly used to automatically count and count the packages transported by conveyor belts. The existing counting system is mainly composed of sensors, counters and main control computers. The sensors collect the incoming package signals and send the signals to the counters. Each counter accumulates the signals and converts them into digital signals and sends them to the computer for unified monitoring. In this system, the counters are scattered and mostly installed in the open. The signal sources formed by each group of sensors and counters are independent of each other. The centralized monitoring of multiple conveyor lines must rely on the background main control computer. Not only can the centralized readings not be performed on site, but also the counters as core components cannot be fully protected due to cost reasons. Utility Model Content

[0003] The technical problem to be solved by the utility model is: to provide a precision counting device, which can centrally control the setting and data display of multiple counters, thereby realizing independent working operation with complete basic functions, and can be uniformly monitored by the background control terminal host after interconnection. On the basis of the practicality of accurate counting and orderly data, the counters as core components are also closed and protected, thereby improving durability and safety.

[0004] The precision counting device includes a host and a sensor for collecting incoming material signals on a conveyor belt, wherein the sensor is communicatively connected to the input end of the host, wherein the host includes a wall-mounted chassis, an input keyboard and a display screen arranged on the front of the chassis, an interface component arranged on the bottom edge of the chassis, and a plurality of counters and a main control board arranged in the chassis; the sensor is connected to the signal input end of the main control board through the interface component, and the input keyboard and the display screen are respectively connected to the control input end and the output end of the main control board.

[0005] Furthermore, the main control board integrates a microprocessor, an A / D conversion circuit, a display button drive circuit, a 485 communication interface circuit, and a power module.

[0006] Furthermore, the interface component includes a plurality of signal connectors for connecting sensors, a communication interface for connecting to a control terminal computer or interconnecting with other hosts, and a power supply connector for connecting to an external power supply.

[0007] Specifically, the sensor is connected to the counter one by one through the signal connector, the counter is connected to the input end of the microprocessor through the A / D conversion circuit, the microprocessor is connected to the input keyboard and the display screen respectively through the display button drive circuit, the microprocessor is connected in series with the 485 communication interface circuit, the communication interface is connected to the input end of the 485 communication interface circuit, and the power supply connector is connected to the main control board and each counter respectively through the power module.

[0008] Furthermore, it also includes a broadcast component, which includes an electric bell and a speaker. The main control board also integrates a relay circuit and a digital voice circuit. The output end of the microprocessor is connected to the electric bell and the speaker via the relay circuit and the digital voice circuit respectively.

[0009] Specifically, the sensor uses an inductive magnetoelectric sensor; the input keyboard uses a physical keypad; the display screen uses a TFT true color LCD screen display; the signal connector and power connector both use aviation connectors. The inductive magnetoelectric sensor has strong anti-interference ability, is dustproof, waterproof and maintenance-free, and is more durable than traditional photoelectric sensors; the physical keypad has accurate control; the aviation plug not only has stable signal transmission in the production environment, but also facilitates quick plugging and unplugging.

[0010] Specifically, the microprocessor adopts the STC8H1K08 MCU processor; the display button drive circuit adopts the TM1628 digital drive module; the 485 communication interface circuit adopts the ADM483EAR interface module; and the digital voice circuit adopts the EV5Q high decoding OTP voice module.

[0011] The utility model discloses a precision counting device, which can centrally control the setting and data display of multiple counters, thereby realizing independent operation with complete basic functions, and can be uniformly monitored by a background control terminal host after interconnection. On the basis of the practicality of accurate counting and orderly data, the counters as core components are also closed and protected, thereby improving durability and safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The following is a further description of a precision counting device of the utility model in conjunction with the accompanying drawings:

[0013] Figure 1 It is a schematic diagram of the planar structure of the host computer described in this precision counting;

[0014] Figure 2 This is a wireframe diagram of the logical structure and connection principle of this precision counting device.

[0015] In the figure:

[0016] 1-host, 2-sensor, 3-broadcasting component;

[0017] 11-chassis, 12-input keyboard, 13-display screen, 14-interface component, 15-counter, 16-main control board; 31-electric bell, 32-speaker;

[0018] 141-signal connector, 142-communication interface, 143-power supply connector; 161-microprocessor, 162-A / D conversion circuit, 163-display button drive circuit, 164-485 communication interface circuit, 165-power module, 166-relay circuit, 167-digital voice circuit. DETAILED DESCRIPTION

[0019] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] In the description of the present invention, it should be understood that the terms "left", "right", "front", "back", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0021] The technical solution of the utility model is further described below with specific embodiments, but the protection scope of the utility model is not limited to the following embodiments.

[0022] Implementation method 1: Figure 1 , 2 As shown, the precision counting device includes a host 1 and a sensor 2 for collecting incoming material signals on a conveyor belt, wherein the sensor 2 is communicatively connected to the input end of the host 1, wherein the host 1 includes a wall-mounted chassis 11, an input keyboard 12 and a display screen 13 arranged on the front of the chassis, an interface component 14 arranged on the lower edge of the chassis 11, and a plurality of counters 15 and a main control board 16 arranged in the chassis 11; the sensor 2 is connected to the signal input end of the main control board 16 through the interface component 14, and the input keyboard 12 and the display screen 13 are respectively connected to the control input end and the output end of the main control board 16.

[0023] Embodiment 2: The main control board 16 of the precision counting device is integrated with a microprocessor 161, an A / D conversion circuit 162, a display button drive circuit 163, a 485 communication interface circuit 164, and a power module 165. The interface component 14 includes a plurality of signal connectors 141 for connecting the sensor 2, a communication interface 142 for connecting the control end computer or interconnecting with other hosts, and a power connector 143 for connecting an external power supply. The sensor 2 is connected to the counter 15 through the signal connector 141 in a one-to-one correspondence, the counter is connected to the input end of the microprocessor 161 through the A / D conversion circuit 162, the microprocessor 161 is respectively connected to the input keyboard 12 and the display screen 13 through the display button drive circuit 163, the microprocessor is serially connected to the 485 communication interface circuit 164, the communication interface 142 is connected to the input end of the 485 communication interface circuit 164, and the power connector 143 is respectively connected to the main control board and each counter 15 through the power module 165. The remaining structures and components are as described in Embodiment 1 and will not be described again.

[0024] Embodiment 3: The precision counting device further includes a broadcasting component 3, which includes an electric bell 31 and a speaker 32. The main control board 16 also integrates a relay circuit 166 and a digital voice circuit 167. The output end of the microprocessor 161 is connected to the electric bell 31 and the speaker 32 via the relay circuit 166 and the digital voice circuit 167. The remaining structures and components are as described in Embodiment 1 and will not be described again.

[0025] Implementation 4: The sensor 2 of this precision counting device adopts an inductive magnetoelectric sensor; the input keyboard 12 adopts a physical key keyboard; the display screen 13 adopts a TFT true color LCD display; the signal connector 141 and the power connector 143 both adopt aviation connectors. The inductive magnetoelectric sensor has a strong anti-interference ability, is dustproof, waterproof and maintenance-free, and is more durable than traditional photoelectric sensors; the physical key keyboard has accurate control; the aviation plug not only has stable signal transmission in the production environment, but also facilitates quick plugging and unplugging. The microprocessor 161 adopts the STC8H1K08 MCU processor; the display key drive circuit 163 adopts the TM1628 digital drive module; the 485 communication interface circuit 164 adopts the ADM483EAR interface module; the digital voice circuit 167 adopts the EV5Q high decoding OTP voice module. The remaining structures and components are as described in Implementation 1 and will not be described again.

[0026] The utility model discloses a precision counting device, which can centrally control the setting and data display of multiple counters, thereby realizing independent operation with complete basic functions, and can be uniformly monitored by a background control terminal host after interconnection. On the basis of the practicality of accurate counting and orderly data, the counters as core components are also closed and protected, thereby improving durability and safety.

[0027] The above description shows the main features, basic principles, and advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments or embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, the above embodiments or embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A precision counting device, characterized in that: The invention comprises a host (1) and a sensor (2) for collecting incoming material signals on a conveyor belt, wherein the sensor (2) is communicatively connected to an input end of the host (1), wherein: The host (1) comprises a wall-mounted chassis (11), an input keyboard (12) and a display screen (13) arranged on the front of the chassis, an interface component (14) arranged on the bottom edge of the chassis (11), and a plurality of counters (15) and a main control board (16) arranged inside the chassis (11); The sensor (2) is connected to the signal input end of the main control board (16) via an interface component (14), and the input keyboard (12) and the display screen (13) are respectively connected to the control input end and the output end of the main control board (16).

2. The precision counting device according to claim 1, characterized in that: The main control board (16) is integrated with a microprocessor (161), an A / D conversion circuit (162), a display key driving circuit (163), a 485 communication interface circuit (164), and a power module (165).

3. The precision counting device according to claim 2, characterized in that: The interface component (14) comprises a plurality of signal connectors (141) for connecting to the sensor (2), a communication interface (142) for connecting to a control terminal computer or interconnecting with other hosts, and a power supply connector (143) for connecting to an external power supply.

4. The precision counting device according to claim 3, characterized in that: The sensors (2) are connected to the counters (15) in a one-to-one correspondence via the signal connectors (141); the counters are connected to the input end of the microprocessor (161) via the A / D conversion circuit (162); the microprocessor (161) is respectively connected to the input keyboard (12) and the display screen (13) via the display key driving circuit (163); the microprocessor is serially connected to the 485 communication interface circuit (164); the communication interface (142) is connected to the input end of the 485 communication interface circuit (164); and the power supply connector (143) is respectively connected to the main control board and the counters (15) via the power module (165).

5. The precision counting device according to claim 4, characterized in that: The invention also comprises a broadcasting component (3), wherein the broadcasting component (3) comprises an electric bell (31) and a loudspeaker (32); the main control board (16) is also integrated with a relay circuit (166) and a digital voice circuit (167); the output end of the microprocessor (161) is connected to the electric bell (31) and the loudspeaker (32) via the relay circuit (166) and the digital voice circuit (167), respectively.

6. The precision counting device according to claim 5, characterized in that: The sensor (2) adopts an inductive magnetoelectric sensor; the input keyboard (12) adopts a physical key keyboard; the display screen (13) adopts a TFT true color liquid crystal display; and the signal connector (141) and the power supply connector (143) both adopt aviation connectors.

7. The precision counting device according to claim 6, characterized in that: The microprocessor (161) adopts an STC8H1K08 MCU processor; the display key driving circuit (163) adopts a TM1628 digital driving module; the 485 communication interface circuit (164) adopts an ADM483EAR interface module; and the digital voice circuit (167) adopts an EV5Q high-decoding OTP voice module.

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