CN211046953U

CN211046953U - Double-serial-port Ethernet module

Info

Publication number: CN211046953U
Application number: CN201921909176.3U
Authority: CN
Inventors: 徐平; 于江
Original assignee: Ningbo Chaosuda Communication Technology Co ltd
Current assignee: Ningbo Chaosuda Communication Technology Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-07-17
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses an ethernet module of two serial ports, including network chip, TPO casing and inserting groove, the inserting groove is connected to the both ends electric smelting of TPO casing, and installs RS232 serial ports and RS485 serial ports in the inserting groove respectively, it fills up to be provided with the sealed pad of PP between RS232 serial ports and RS485 serial ports and the inserting groove, install the network chip through set screw in the TPO casing, the bottom of network chip is provided with the metal heat-conducting plate, and the top layer of metal heat-conducting plate is provided with heat conduction silicone grease layer, the both ends of metal heat-conducting plate run through TPO casing and both ends cover and establish the silica gel heat dissipation cover, TPO casing inner layer is provided with waterproof cured layer. This novel ethernet module function is various, easy operation, and the multiple demand in the use has been satisfied in the production of being convenient for, is fit for extensively using widely.

Description

Double-serial-port Ethernet module

Technical Field

The utility model relates to a network chip technical field, in particular to ethernet module of two serial ports.

Background

ethernet is a computer local area network technology. The IEEE802.3 standard of the IEEE organization sets forth a technical standard for ethernet, which specifies the contents of the wiring, electrical signals, and medium access layer protocols, including the physical layer.

Patent number CN201621486327.5 discloses a two serial ports change ethernet module, the utility model discloses utilize 4 general asynchronous bus mouth cooperations SP3232EEY serial ports chips that Cortex-M3 is inside to provide to realize RS232 and RS422, self-adaptation between the RS485 switches, and the baud rate can set up, and the structure is convenient for integrated design.

The dual-serial-port Ethernet module has the following defects: 1. the network chip working for a long time cannot be radiated; 2. the sealing and moisture-proof performance is not obvious; 3. the outer protecting shell has no non-toxic, harmless, pollution-free, heat-resisting and ageing-resisting functions. Therefore, we propose a double serial port ethernet module.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a double serial ports's ethernet module, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The utility model provides an ethernet module of two serial ports, includes network chip, TPO casing and inserting groove, the inserting groove is connected to the both ends electric smelting of TPO casing, and installs RS232 serial ports and RS485 serial ports in the inserting groove respectively, be provided with the PP between RS232 serial ports and RS485 serial ports and the inserting groove and seal up, install the network chip through set screw in the TPO casing, the bottom of network chip is provided with the metal heat-conducting plate, and the top layer of metal heat-conducting plate is provided with heat conduction silicone grease layer, the both ends of metal heat-conducting plate run through TPO casing and both ends cover and establish the silica gel heat dissipation cover, TPO casing internal surface is provided with waterproof cured layer.

Furthermore, the connection positions of the RS232 serial port and the RS485 serial port are connected with metal lead wires in a soldering mode, and the other ends of the metal lead wires are fixed to the output port of the network chip through screws.

Furthermore, the bottom of the metal heat conducting plate is bonded with a rubber cushion plate through polyurethane glue.

Further, the waterproof cured layer is a polytetrafluoroethylene coating.

Further, a rubber sleeve with a hole is installed on one side of the TPO shell through an installation hole.

Compared with the prior art, the utility model discloses following beneficial effect has:

The PP sealing gasket is arranged between the RS232 serial port, the RS485 serial port and the insertion groove, the sealing effect is obvious, the PP sealing gasket has certain elasticity, is convenient to mount and dismount, avoids shaking, has higher impact resistance, is tough in mechanical property, resists corrosion of various organic solvents and acid and alkali, and is good in stability and durable.

The TPO shell has the advantages of no toxicity, harmlessness, no pollution, excellent heat resistance and aging resistance, good protection on the network chip, quick heat transfer to the metal heat-conducting plate through the heat-conducting silicone layer, and quick heat dissipation to the air through the silica gel heat dissipation sleeve, wherein the two end parts of the heat-conducting silicone layer are positioned outside the TPO shell.

3. The waterproof cured layer is a polytetrafluoroethylene coating, so that the waterproof anticorrosive sealing effect is remarkable, the strength of the coating is high, the coating is not easy to peel off, and moisture is prevented from entering and damaging electronic elements.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the double-serial port ethernet module of the present invention.

Fig. 2 is a schematic diagram of the structure of the waterproof cured layer of the double-serial port ethernet module of the present invention.

Fig. 3 is a schematic structural diagram of the rubber sleeve with holes of the double-serial port ethernet module of the present invention.

In the figure: 1. a network chip; 2. a TPO shell; 3. inserting grooves; 4. an RS232 serial port; 5. a PP gasket; 6. a metal heat-conducting plate; 7. a thermally conductive silicone layer; 8. a rubber pad; 9. a silica gel heat dissipation sleeve; 10. a waterproof cured layer; 11. a rubber sleeve with a hole; 12. and an RS485 serial port.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, an ethernet module of two serial ports, including network chip 1, TPO casing 2 and inserting groove 3, inserting groove 3 is connected to TPO casing 2's both ends electric smelting, and installs RS232 serial ports 4 and RS485 serial ports 12 in inserting groove 3 respectively, be provided with the sealed pad 5 of PP between RS232 serial ports 4 and RS485 serial ports 12 and inserting groove 3, install network chip 1 through set screw in the TPO casing 2, the bottom of network chip 1 is provided with metal heat-conducting plate 6, and the top layer of metal heat-conducting plate 6 is provided with heat conduction silicone grease layer 7, the both ends of metal heat-conducting plate 6 run through TPO casing 2 and both ends cover and establish silica gel heat dissipation cover 9, the TPO casing 2 internal surface layer is provided with waterproof cured layer 10.

And the connection positions of the RS232 serial port 4 and the RS485 serial port 12 are connected with metal leads in a soldering mode, and the other ends of the metal leads are fixed at the output port of the network chip 1 through screws.

Wherein, the bottom of the metal heat conducting plate 6 is bonded with a rubber backing plate 8 through polyurethane glue.

In this embodiment, as shown in fig. 1, the rubber pad 8 has high insulating and cushioning properties and plays a role in protection.

Wherein, the waterproof cured layer 10 is a polytetrafluoroethylene coating.

In this embodiment, as shown in fig. 2, the waterproof cured layer 10 is a teflon coating, which has a significant moisture-proof, corrosion-proof and sealing effect, a high strength of the coating, and is not easy to peel off, so as to prevent moisture from entering and damaging the electronic component.

Wherein, a rubber sleeve 11 with a hole is arranged on one side of the TPO shell 2 through a mounting hole.

In this embodiment, as shown in fig. 3, the rubber sleeve 11 with holes is convenient for threading and has a remarkable sealing effect.

It should be noted that the utility model relates to a double serial port ethernet module, during operation, be provided with PP sealed pad 5 between RS232 serial port 4 and RS485 serial port 12 and inserting groove 3, sealed effect is showing, PP sealed pad 5 has certain elasticity and conveniently installs and dismantle, avoids rocking, has higher shock resistance, and mechanical property is tough, resists multiple organic solvent and acid-base corrosion, and stability is good, durable; the TPO shell 2 is nontoxic, harmless and pollution-free, the heat resistance and aging resistance are very excellent, the network chip 1 is well protected, the heat-conducting silicone grease 7 quickly transfers heat to the metal heat-conducting plate 6, the two end parts of the heat-conducting silicone grease are positioned outside the TPO shell 2, and the heat is quickly dissipated to the air by using the silicone heat-dissipating sleeve 9; the waterproof cured layer 10 is a polytetrafluoroethylene coating, so that the waterproof anticorrosive sealing effect is remarkable, the strength of the coating is high, the coating is not easy to peel off, and moisture is prevented from entering and damaging electronic elements.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a double serial ports's ethernet module, includes network chip (1), TPO casing (2) and inserting groove (3), its characterized in that: inserting groove (3) is connected to both ends electric smelting of TPO casing (2), and installs RS232 serial ports (4) and RS485 serial ports (12) in inserting groove (3) respectively, be provided with the sealed pad (5) of PP between RS232 serial ports (4) and RS485 serial ports (12) and inserting groove (3), install network chip (1) through set screw in TPO casing (2), the bottom of network chip (1) is provided with metal heat-conducting plate (6), and the top layer of metal heat-conducting plate (6) is provided with heat conduction silicone grease layer (7), the both ends of metal heat-conducting plate (6) run through TPO casing (2) and both ends cover and establish silica gel heat dissipation cover (9), TPO casing (2) inner skin layer is provided with waterproof cured layer (10).

2. The double-serial-port Ethernet module according to claim 1, characterized in that: and the connection positions of the RS232 serial port (4) and the RS485 serial port (12) are connected with metal lead wires in a brazing mode, and the other ends of the metal lead wires are fixed at the output port of the network chip (1) through screws.

3. The double-serial-port Ethernet module according to claim 1, characterized in that: the bottom of the metal heat-conducting plate (6) is bonded with a rubber cushion plate (8) through polyurethane glue.

4. The double-serial-port Ethernet module according to claim 1, characterized in that: the waterproof cured layer (10) is a polytetrafluoroethylene coating.

5. The double-serial-port Ethernet module according to claim 1, characterized in that: and a rubber sleeve (11) with a hole is arranged on one side of the TPO shell (2) through a mounting hole.