CN214312042U

CN214312042U - Electric power meter reading terminal applying novel Tang NUC972 chip

Info

Publication number: CN214312042U
Application number: CN202023161894.2U
Authority: CN
Inventors: 陈恩奎; 龚宇平; 陈洁; 马文静; 陈德伟; 车德良; 黄少芳; 温新; 兰娜; 包永斌
Original assignee: Beihai Power Supply Bureau of Guangxi Power Grid Co Ltd
Current assignee: Beihai Power Supply Bureau of Guangxi Power Grid Co Ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-09-28
Anticipated expiration: 2030-12-24

Abstract

The utility model relates to an use electric power terminal of checking meter of new tang NUC972 chip, including circuit board, two unification chips, display screen bayonet joint, copper post, infrared emission receiver tube, keyboard, control module bayonet joint, communication module, antenna connecting seat, USB interface, auxiliary terminal, auxiliary connecting seat, GPS orientation module, eSIM chip, 4G communication module, be provided with two unification chips on the upper left portion of circuit board, two unification chips are CPU and two unification NUC chips of DDR. The utility model discloses beneficial effect does: the NUC972 chip scheme has the advantages of easy PCB layout, easy EMC performance control, low cost and convenient debugging; to protect the CPU under the liquid crystal from electrostatic interference; the installation and the disassembly are convenient.

Description

Electric power meter reading terminal applying novel Tang NUC972 chip

Technical Field

The utility model relates to an electric power field of checking meter especially relates to an electric power terminal of checking meter of using new tang NUC972 chip.

Background

The GSM/GPRS electric meter reading terminal consists of two parts, namely an industrial mobile phone module and a 32-bit high-speed single-chip microcomputer system. The terminal utilizes the SMS (short message service) and GPRS (general packet radio service) technologies of China Mobile to realize the remote wireless transmission of data of the electric energy meter with the communication function in a point-to-point mode.

The data transmission based on the GSM public network has the characteristics of wide communication range, stable and reliable transmission and the like. The GSM/GPRS electric meter reading terminal adopts a large-scale integrated circuit technology, a singlechip technology, a network data transmission technology, an anti-interference technology and an RS485 communication technology. The reliability of equipment operation is ensured on the basis of greater environmental adaptability in the aspects of circuit design and component selection. The meter reading device has the characteristics of small volume, light weight, high stability, low cost, simple installation, strong anti-interference capability and the like.

The existing product adopts an independent core board, the CPU and the DDR are mutually independent, the PCB is difficult to arrange, easy to be interfered, difficult to debug and high in cost, the liquid crystal installation mode is connected by a flexible flat belt, the plastic buckle is fixed, the fixation is not firm, the flat belt is easy to damage, and the CPU is easy to be interfered by static electricity; the old scheme of auxiliary terminal and mainboard connected mode adopts the wire to connect, inconvenient installation and dismantlement. Terminal products have complicated field environments, high and low temperature difference, dust, severe vibration and other various conditions, which can cause the deformation, poor contact or abnormal communication due to over-range temperature of the traditional SIM card, and influence the meter reading rate of the terminal; the installation geographical position information of the field device cannot be automatically acquired, and new installation geographical position information cannot be reported in time when the device is moved.

Disclosure of Invention

The utility model discloses mainly solve prior art's defect and not enough, provide one kind and adopt two unification chips as CPU, the cloth board is easy, can avoid CPU to receive electrostatic interference, need not to consider SIM card deformation, contact failure scheduling problem, can in time report new installation geographical position information's electric power terminal of checking meter.

The utility model provides a technical scheme that its technical problem adopted is, an electric power meter reading terminal of new tang NUC972 chip of application, including circuit board (1) and two unification chips (2), display screen (3), infrared emission receiver tube (6), keyboard (7), control module, communication module (10), GPS orientation module (15) communication module (17) of setting on the circuit board, display screen (3) are through display screen bayonet joint (4) and circuit board (1) electric connection, control module passes through control module bayonet joint (8) and circuit board (1) electric connection, communication module (10) are through communication module bayonet joint (9) and circuit board (1) electric connection, communication module links to each other with communication module and GPS orientation module respectively. Carry out the component connection through the bayonet joint, it is convenient to connect, and the installation of being convenient for adopts two unification chips, the cloth board of being convenient for.

As a preferred scheme of the scheme, the display screen (3) is fixed on the circuit board (1) through the copper column (5), the display screen (3) covers the two-in-one chip (2), and the copper column is connected with the display screen grounding end and the circuit board grounding end. The copper column can not only fix the display, but also prevent the two-in-one chip from electrostatic interference.

As a preferable scheme of the above scheme, the communication module (10) includes a USB interface (12), an eSIM chip (16), a communication module, a GPS positioning module, and two antenna connection sockets, antennas of the communication module and the GPS positioning module are disposed on different antenna connection sockets (11), and the antenna connection sockets (11) are located on the left and right sides of the bottom of the communication module. The electric power meter reading terminal has the communication function and the positioning function, and workers can conveniently and timely acquire the position of the terminal.

As a preferable scheme of the scheme, the circuit board further comprises an auxiliary terminal (13), an auxiliary connecting seat (14) is arranged on the auxiliary terminal, and the auxiliary terminal (13) is electrically connected with the circuit board (1) through the auxiliary connecting seat (14). Compared with the original scheme of wire connection, the installation and the disassembly are more convenient.

Preferably, the two-in-one chip (2) is a CPU and DDR two-in-one NUC972 chip.

As a preferable scheme of the scheme, the circuit board (1) is a PCB circuit board.

As a preferable scheme of the scheme, the display screen (3) is a liquid crystal display screen.

As a preferable mode of the above, the keyboard (7) includes six keys.

As a preferable mode of the above, the infrared emission receiving tube (6) is provided with a pair.

The utility model has the advantages that: by adopting the scheme of a NUC972 chip integrating a CPU and a DDR, the PCB is easy to arrange, the EMC performance is easy to control, the cost is low, and the debugging is convenient; the copper column is adopted to fix the liquid crystal, so that a CPU below the liquid crystal can be protected from electrostatic interference; the auxiliary terminal pin and socket connection is convenient to install and disassemble; by adopting the eSIM chip, the method can adapt to a severe environment on site, and solves the problems that the SIM card is deformed and has poor contact or the temperature exceeds the range and cannot normally communicate; by adopting the advantages of double antennas, the GPS function is added to the module, the installation geographic position information of the field equipment can be automatically acquired, new installation geographic position information can be reported in time when the equipment is moved, and operation and maintenance personnel can accurately find out faulty equipment in time according to the geographic position information when a terminal is in fault, so that the operation and maintenance efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the communication module of the present invention;

fig. 3 is a schematic structural diagram of the auxiliary terminal of the present invention.

Description of reference numerals: the device comprises a circuit board 1, a two-in-one chip 2, a display screen 3, a display screen plug connector 4, a copper column 5, an infrared transmitting and receiving tube 6, a keyboard 7, a control module plug connector 8, a communication module plug connector 9, a communication module 10, an antenna connecting seat 11, a USB interface 12, an auxiliary terminal 13, an auxiliary connecting seat 14, a GPS positioning module 15, an eSIM chip 16 and a 4G communication module 17.

Detailed Description

The technical solution of the present invention is further described below by way of examples and with reference to the accompanying drawings.

Example (b):

the embodiment of the invention relates to an electric meter reading terminal applying a new Tang NUC972 chip, which is shown in fig. 1 and fig. 2 and comprises a circuit board 1, a two-in-one chip 2, a display screen 3, a display screen plug-in connector 4, copper columns 5, an infrared emission receiving tube 6, a keyboard 7, a control module plug-in connector 8, a communication module plug-in connector 9, a communication module 10, an antenna connecting seat 11, a USB interface 12, an auxiliary terminal 13, an auxiliary connecting seat 14, a GPS positioning module 15, an eSIM chip 16 and a 4G communication module 17, wherein the two-in-one chip 2 is arranged on the upper left part of the circuit board 1, the two-in-one chip 2 is a CPU and DDR two-in-one NUC972 chip, three copper columns 5 are arranged on the circuit board 1 at the periphery of the one chip 2, the display screen plug-in connector 4 is arranged on the circuit board 1 on the right side of the two-in-one chip 2, the display screen 3 is electrically connected with the circuit board 1 through the display screen plug-in-connection connector 4, the display screen 3 is fixed on the circuit board 1 through the copper columns 5, the display screen 3 covers above the two-in-one chip 2, and the copper column is connected with the display screen grounding end and the circuit board grounding end. Be provided with keyboard 7 on the circuit board on display screen 3 right side, be provided with infrared emission receiver tube 6 on the circuit board of keyboard 7 top, be provided with control module bayonet joint 8 on the circuit board 1 of display screen 3 below, be connected with control module on the control module bayonet joint 8, control module passes through control

module bayonet joint

8 and 1 electric connection of circuit board, be provided with communication module bayonet joint 9 on the 1 right lower part of circuit board, be provided with communication module 10 on the communication module bayonet joint 9, communication module 10 passes through communication

module bayonet joint

9 and 1 electric connection of circuit board.

As shown in fig. 2, a communication module 17 is disposed on the left portion of the communication module 10, a GPS positioning module 15 is disposed on the right portion of the communication module 10, a USB interface 12 is disposed on the middle portion of the communication module 10, an eSIM chip 16 is disposed on the right side of the USB interface 12, an antenna connecting seat 11 is disposed on each of the left and right ends of the bottom of the communication module 10, an antenna is mounted on the antenna connecting seat 11, the antenna is electrically connected to the communication module 10 through the antenna connecting seat 11, the antenna located on the left side antenna connecting seat is a communication antenna corresponding to the communication module 17, and the antenna located on the right side antenna connecting seat is a GPS positioning antenna corresponding to the GPS positioning module 15.

As shown in fig. 3, an auxiliary connector 14 is disposed on the auxiliary terminal 13, the auxiliary terminal 13 is electrically connected to the circuit board 1 through the auxiliary connector 14, the infrared transmitting and receiving tube 6, the keypad 7, the two-in-one chip 2 are electrically connected to the circuit board 1, and the communication module 10 is electrically connected to the USB interface 12 and the eSIM chip 16.

In this embodiment, the circuit board is a PCB circuit board, the display screen 3 is a liquid crystal display, the keyboard 7 includes six keys, and the infrared transmitting and receiving tube 6 is provided with a pair.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. The utility model provides an use electric power meter reading terminal of new tang NUC972 chip which characterized in that: the intelligent display device comprises a circuit board (1) and a two-in-one chip (2), a display screen (3), an infrared transmitting and receiving tube (6), a keyboard (7), a control module, a communication module (10) and a GPS positioning module (15) communication module (17) which are arranged on the circuit board, wherein the display screen (3) is electrically connected with the circuit board (1) through a display screen plug connector (4), the control module is electrically connected with the circuit board (1) through a control module plug connector (8), the communication module (10) is electrically connected with the circuit board (1) through a communication module plug connector (9), and the communication module is respectively connected with the communication module and the GPS positioning module.

2. The power meter reading terminal applying the new TangNUC 972 chip according to claim 1, wherein: the display screen (3) is fixed on the circuit board (1) through the copper column (5), the display screen (3) covers the two-in-one chip (2), and the copper column is connected with the display screen grounding end and the circuit board grounding end.

3. The power meter reading terminal applying the new TangNUC 972 chip according to claim 1, wherein: communication module (10) include USB interface (12), eSIM chip (16), communication module, GPS orientation module and two antenna connecting seats, communication module and GPS orientation module's antenna setting is on different antenna connecting seats (11), antenna connecting seat (11) are located the communication module bottom left and right sides.

4. The power meter reading terminal applying the new TangNUC 972 chip according to claim 1, wherein: the circuit board is characterized by further comprising an auxiliary terminal (13), wherein an auxiliary connecting seat (14) is arranged on the auxiliary terminal, and the auxiliary terminal (13) is electrically connected with the circuit board (1) through the auxiliary connecting seat (14).

5. The electric meter reading terminal using the new Tang NUC972 chip according to claim 1, 2, 3 or 4, wherein: the two-in-one chip (2) is a CPU and DDR two-in-one NUC972 chip.

6. The electric meter reading terminal using the new Tang NUC972 chip according to claim 1, 2, 3 or 4, wherein: the circuit board (1) is a PCB circuit board.

7. The electric meter reading terminal using the new Tang NUC972 chip according to claim 1, 2, 3 or 4, wherein: the display screen (3) is a liquid crystal display screen.

8. The electric meter reading terminal using the new Tang NUC972 chip according to claim 1, 2, 3 or 4, wherein: the keyboard (7) comprises six keys.

9. The electric meter reading terminal using the new Tang NUC972 chip according to claim 1, 2, 3 or 4, wherein: the infrared emission receiving tubes (6) are provided with a pair.