CN212969054U - Lightning protection module for Internet of things of large-scale pig farm - Google Patents
Lightning protection module for Internet of things of large-scale pig farm Download PDFInfo
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- CN212969054U CN212969054U CN202022134439.7U CN202022134439U CN212969054U CN 212969054 U CN212969054 U CN 212969054U CN 202022134439 U CN202022134439 U CN 202022134439U CN 212969054 U CN212969054 U CN 212969054U
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- lightning protection
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- 230000006855 networking Effects 0.000 claims abstract description 12
- 238000011084 recovery Methods 0.000 claims description 10
- 230000001629 suppression Effects 0.000 claims description 10
- 230000001052 transient effect Effects 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004891 communication Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a scale pig farm is lightning protection module for thing networking belongs to scale pig farm thing networking intelligent protection field. The lightning protection module comprises a mainboard, wherein the mainboard is arranged in the shell, and an RS485 input first terminal, an RS485 input second terminal and a grounding terminal are module input side terminals; the RS485 output first terminal and the RS485 output second terminal are module output side terminals; the RS485 input first terminal, the RS485 input second terminal and the grounding terminal, the RS485 output first terminal and the RS485 output second terminal are connected to the mainboard. The utility model discloses can reduce pig farm thing networking fault probability, reduce the equipment maintenance cost of maintaining, improve the reliability of pig farm thing networking.
Description
Technical Field
The utility model relates to a scale pig farm is lightning protection module for thing networking belongs to scale pig farm thing networking intelligent protection field.
Background
In the aspect of large-scale pig farm thing networking intellectuality for a long time, the pig farm generally belongs to the thunder district in remote mountain areas, hills, basins, and lightning protection, the ground connection of pig farm are neglected basically when the early construction, consequently when doing thing networking transformation or intelligent transformation, thunder voltage, thunder current all can invade power grid, communication network when striking a thunder, light person causes equipment tripping operation outage, heavy person burns out equipment, makes the network disconnection unstable, the consequence is exactly to cause the data loss, equipment damage has promoted equipment maintenance probability by a wide margin.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a scale pig farm is lightning protection module for thing networking to reduce pig farm thing networking fault probability, reduced the equipment maintenance cost, improved the reliability of pig farm thing networking.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a lightning protection module for the Internet of things of a large-scale pig farm comprises a main board, wherein the main board is placed in a shell, and an RS485 input first terminal, an RS485 input second terminal and a grounding terminal are module input side terminals;
the RS485 output first terminal and the RS485 output second terminal are module output side terminals;
the RS485 input first terminal, the RS485 input second terminal and the grounding terminal, the RS485 output first terminal and the RS485 output second terminal are connected to the mainboard.
Furthermore, the gap between the main board and the shell is filled with sealant.
Furthermore, a discharge tube, an electrostatic impedor, a transient voltage suppression diode, a voltage dependent resistor and a self-recovery fuse are arranged in the main board;
the RS485 input end is connected with a piezoresistor, two ends of the piezoresistor are connected with a discharge tube, the discharge tube is connected with an electrostatic impedor, and the electrostatic impedor is connected with two ends of a transient voltage suppression diode;
the self-recovery fuse is arranged between the discharge tube and the electrostatic impedor; and the transient voltage suppression diode is connected with the output end of the RS 485.
Further, the number of the self-healing fuses is 2.
Furthermore, the shell is made of PC material.
Furthermore, the RS485 input first terminal, the RS485 input second terminal and the grounding terminal are made of copper plating zinc.
The utility model has the advantages that:
when the lightning protection device is used in the Internet of things of the pig farm, the damage of lightning to a communication line can be effectively reduced, the breakdown of lightning voltage to an RS485 master station and a slave station is isolated, the fault probability of the Internet of things of the pig farm is reduced, the equipment maintenance cost is reduced, and the reliability of the Internet of things of the pig farm is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the main board structure of the present invention.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
A lightning protection module for the Internet of things of a large-scale pig farm comprises a mainboard 7, wherein the mainboard 7 is arranged in a shell 1, and an RS485 input first terminal 2, an RS485 input second terminal 3 and a grounding terminal 4 are module input side terminals;
the RS485 output first terminal 5 and the RS485 output second terminal 6 are module output side terminals;
and the RS485 input first terminal 2, the RS485 input second terminal 3, the grounding terminal 4, the RS485 output first terminal 5 and the RS485 output second terminal 6 are connected onto the mainboard 7.
Further, the gap between the main board 7 and the housing 1 is filled with sealant.
Further, a discharge tube 12, an electrostatic impeder 13, a transient voltage suppression diode 14, a varistor 16, and a self-recovery fuse 17 are provided in the main board 7;
the RS485 input end 11 is connected with a piezoresistor 16, two ends of the piezoresistor 16 are connected with a discharge tube 12, the discharge tube 12 is connected with an electrostatic impedor 13, and the electrostatic impedor 13 is connected with two ends of a transient voltage suppression diode 14;
the self-recovery fuse 17 is provided between the discharge tube 12 and the electrostatic impeder 13; the transient voltage suppression diode 14 is connected to the RS485 output 15.
Further, the number of the self-healing fuses 17 is 2.
Furthermore, the shell 1 is made of PC material.
Furthermore, the RS485 input first terminal 2, the RS485 input second terminal 3 and the grounding terminal 4 are made of copper plating zinc.
An RS485 signal enters the module from an RS485 input terminal;
the first layer of protection is a 230V piezoresistor 6 which is voltage type protection, and plays a role of protection when voltage larger than or equal to 230V invades a communication network, and the 230V piezoresistor 6 is broken down and short-circuited immediately, so that the protection effect is played;
the second layer of protection is a 75V discharge tube 2, which is voltage type protection, when the voltage larger than 75V invades the communication network, the voltage is introduced into the grounding loop by rapid discharge, thereby playing a role of protection;
the third layer of protection is a self-recovery fuse 7 which is current type protection, and when lightning current is increased instantly, the self-recovery fuse 7 is opened immediately, so that the protection effect is achieved; after the current is recovered, the self-recovery fuse re-forms a conductive path;
the fourth layer is protection of the electrostatic impeder 3, which is voltage type protection, at which time the protection is greater than the electrostatic voltage of 300 v;
the fifth layer is an 8.2V transient voltage suppression diode, which is a voltage mode protection, which is the last protection when the previous protection fails.
Through practical tests, when the third layer protection is in effect, the voltage is reduced to below 5v, and the voltage is a normal communication voltage.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (6)
1. The utility model provides a scale pig farm lightning protection module for thing networking which characterized in that: this lightning protection module contains a mainboard (7), and place in shell (1) mainboard (7), its characterized in that: the RS485 input first terminal (2), the RS485 input second terminal (3) and the grounding terminal (4) are module input side terminals;
the RS485 output first terminal (5) and the RS485 output second terminal (6) are module output side terminals;
the RS485 input first terminal (2), the RS485 input second terminal (3), the grounding terminal (4), the RS485 output first terminal (5) and the RS485 output second terminal (6) are connected to the mainboard (7).
2. The lightning protection module for the Internet of things of the scale pig farm according to claim 1, is characterized in that: and sealant is filled in the gap between the main board (7) and the shell (1).
3. The lightning protection module for the Internet of things of the scale pig farm according to claim 1, is characterized in that: a discharge tube (12), an electrostatic impedor (13), a transient voltage suppression diode (14), a piezoresistor (16) and a self-recovery fuse (17) are arranged in the main board (7);
an RS485 input end (11) is connected with a piezoresistor (16), two ends of the piezoresistor (16) are connected with a discharge tube (12), the discharge tube (12) is connected with an electrostatic impedor (13), and the electrostatic impedor (13) is connected with two ends of a transient voltage suppression diode (14);
the self-recovery fuse (17) is arranged between the discharge tube (12) and the electrostatic impeder (13); and the transient voltage suppression diode (14) is connected with the RS485 output end (15).
4. The lightning protection module for the Internet of things of the scale pig farm according to claim 1, is characterized in that: the number of the self-recovery fuses (17) is 2.
5. The lightning protection module for the Internet of things of the scale pig farm according to claim 1, is characterized in that: the shell (1) is made of PC.
6. The lightning protection module for the Internet of things of the scale pig farm according to claim 1, is characterized in that: the RS485 input first terminal (2), the RS485 input second terminal (3) and the grounding terminal (4) are made of copper plating zinc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022134439.7U CN212969054U (en) | 2020-09-25 | 2020-09-25 | Lightning protection module for Internet of things of large-scale pig farm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022134439.7U CN212969054U (en) | 2020-09-25 | 2020-09-25 | Lightning protection module for Internet of things of large-scale pig farm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212969054U true CN212969054U (en) | 2021-04-13 |
Family
ID=75369964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022134439.7U Active CN212969054U (en) | 2020-09-25 | 2020-09-25 | Lightning protection module for Internet of things of large-scale pig farm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212969054U (en) |
-
2020
- 2020-09-25 CN CN202022134439.7U patent/CN212969054U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230213 Granted publication date: 20210413 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20240102 Granted publication date: 20210413 |