CN215580373U - Be applied to lightning protection device in petrochemical industry field - Google Patents
Be applied to lightning protection device in petrochemical industry field Download PDFInfo
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- CN215580373U CN215580373U CN202121811278.9U CN202121811278U CN215580373U CN 215580373 U CN215580373 U CN 215580373U CN 202121811278 U CN202121811278 U CN 202121811278U CN 215580373 U CN215580373 U CN 215580373U
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- lightning protection
- protection device
- rectifier bridge
- grounding
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Abstract
The utility model discloses a lightning protection device applied to the petrochemical field, which comprises: the lightning protection device comprises a lightning protection device body, a lightning protection circuit is arranged in the lightning protection device body and comprises a first input end, a second input end, a first output end, a second output end and an earthing terminal, the surface of the lightning protection device body is provided with interfaces which are respectively electrically connected with the first input end, the second input end, the first output end and the second output end, the bottom of the lightning protection device body is formed with an installation structure matched with a guide rail, the bottom of the lightning protection device body is provided with an earthing strip and an earthing elastic sheet, the earthing strip is electrically connected with the earthing terminal, and the earthing elastic sheet is electrically connected with the earthing strip. According to the utility model, by arranging the grounding elastic sheet, the lightning protector and the guide rail can realize more and better-effect contacts, electric sparks generated in the lightning protection discharge process can be avoided, a good and reliable grounding effect can be realized, and the reliability and the safety are improved.
Description
Technical Field
The utility model relates to the technical field of lightning protection, in particular to a lightning protection device applied to the field of petrochemical industry.
Background
In the lightning protection industry in some special fields (such as petrochemical field), it is required to avoid the generation of open fire during the lightning protection process, and if the open fire is generated, even serious safety accidents may be caused, so that the grounding of the lightning protection facility is required to be completely reliable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, realize a good lightning protection grounding effect and provide a lightning protection device applied to the petrochemical field.
The technical scheme of the utility model is as follows: a lightning protection device for use in the petrochemical field, comprising: a lightning protection device body, a lightning protection circuit is arranged in the lightning protection device body and comprises a first input end, a second input end, a first output end, a second output end and a grounding end, the surface of the lightning protection device body is provided with interfaces which are respectively and electrically connected with the first input end, the second input end, the first output end and the second output end, the bottom of the lightning protection device body is provided with a mounting structure matched with the guide rail, the bottom of the lightning protection device body is provided with a grounding strip and a grounding elastic sheet, the grounding strip is electrically connected with the grounding end, the grounding elastic sheet is electrically connected with the grounding strip, when the lightning arrester body is installed with the guide rail, the first grounding area and the second grounding area of the grounding strip and the grounding elastic sheet are all contacted with the guide rail to realize electric conduction, and the grounding elastic sheet is pressed tightly after the body of the lightning protection device and the guide rail are assembled together.
Further, the lightning protection circuit includes: the rectifier comprises a first discharge tube, a second discharge tube, a first resistor, a second resistor, a first TVS tube, a second TVS tube, a third TVS tube, a first rectifier bridge, a second rectifier bridge and a third rectifier bridge, wherein the first rectifier bridge, the second rectifier bridge and the third rectifier bridge are all full-wave rectifier bridges, one end of the first discharge tube is electrically connected with the first input end and one end of the first resistor, one end of the second discharge tube is electrically connected with the second input end and one end of the second resistor, the other end of the first discharge tube and the other end of the second discharge tube are electrically connected with the grounding end, the other end of the first resistor is electrically connected with the first output end, the third end of the first rectifier bridge and the third end of the third rectifier bridge, and the other end of the second resistor is electrically connected with the first end of the first rectifier bridge, the third end of the second rectifier bridge, Second output end electric connection, the second end and the fourth end of first rectifier bridge respectively with the both ends electric connection of first TVS pipe, the first end of second rectifier bridge and the first end of third rectifier bridge all with earthing terminal electric connection, the second end and the fourth end of second rectifier bridge respectively with the both ends electric connection of second TVS pipe, the second end and the fourth end of third rectifier bridge respectively with the both ends electric connection of third TVS pipe.
Furthermore, the grounding elastic sheet is W-shaped and is provided with two contact points which are in contact with the guide rail.
Furthermore, the lightning protection device body comprises a base and a plug-pull module arranged on the base.
Furthermore, two clamping grooves matched with the side wings of the guide rail are formed at the bottom of the lightning protection device body.
By adopting the scheme, the utility model has the beneficial effects that: by arranging the grounding elastic sheet, the lightning protector and the guide rail can realize more contact with better effect, electric sparks generated in the lightning protection discharge process can be avoided, good and reliable grounding effect can be realized, and reliability and safety are improved; the lightning protection circuit can effectively discharge the lightning energy, and a good lightning protection effect is achieved.
Drawings
Fig. 1 is a first structural schematic diagram of the present invention.
Fig. 2 is a second structural schematic diagram of the present invention.
Fig. 3 is a schematic view of the installation of the lightning protector body and the guide rail of the utility model.
Fig. 4 is a circuit diagram of the lightning protection circuit of the present invention.
Detailed Description
The utility model is described in detail below with reference to the figures and the specific embodiments.
Referring to fig. 1 to 4, in the present embodiment, the present invention provides a lightning protection device applied in the petrochemical field, including: the lightning protection device comprises a lightning protection device body 1, wherein a lightning protection circuit is arranged in the lightning protection device body 1, the lightning protection circuit comprises a first input end A, a second input end B, a first output end C, a second output end D and a grounding end, the surface of the lightning protection device body 1 is provided with interfaces which are respectively electrically connected with the first input end A, the second input end B, the first output end C and the second output end D, the bottom of the lightning protection device body 1 is provided with a mounting structure matched with a guide rail 3, the bottom of the lightning protection device body 1 is provided with a grounding strip 12 and a grounding elastic sheet 11, the grounding strip 12 is electrically connected with the grounding end, the grounding elastic sheet 11 is electrically connected with the grounding strip 12, when the lightning protection device body 1 is mounted with the guide rail 3, the first grounding area and the second grounding area of the grounding strip 12 and the grounding elastic sheet 11 are both contacted with the guide rail 3 to realize electric conduction, and the grounding elastic sheet 11 is pressed tightly after the body of the lightning protection device and the guide rail 3 are assembled together.
Furthermore, two clamping grooves 13 matched with the side wings of the guide rail 3 are formed at the bottom of the lightning protection device body 1.
Furthermore, the grounding elastic sheet 11 is W-shaped, the grounding elastic sheet 11 has two contact points contacting with the guide rail 3, so that the contact area can be increased, the conductive effect can be improved, and the grounding elastic sheet 11 can be made of copper or alloy thereof, so that the grounding elastic sheet has a better conductive effect.
Further, the lightning protection device body 1 includes a base 10 and a plug-in module 20 disposed on the base 10.
Further, in this embodiment, the lightning protection circuit includes: the diode comprises a first discharge tube G1, a second discharge tube G2, a first resistor R1, a second resistor R2, a first TVS tube T1, a second TVS tube T2, a third TVS tube T3, a first rectifier bridge BR1, a second rectifier bridge BR2 and a third rectifier bridge BR 3. The first rectifier bridge BR1, the second rectifier bridge BR2 and the third rectifier bridge BR3 are all full-wave rectifier bridges. One end of the first discharge tube G1 is electrically connected to the first input end a and one end of a first resistor R1, one end of the second discharge tube G2 is electrically connected to the second input end B and one end of a second resistor R2, the other ends of the first discharge tube G1 and the second discharge tube G2 are electrically connected to the ground terminal, the other end of the first resistor R1 is electrically connected to the first output end C, the third end of the first rectifier bridge BR1 and the third end of the third rectifier bridge BR3, the other end of the second resistor R2 is electrically connected to the first end of the first rectifier bridge BR1, the third end of the second rectifier bridge BR2 and the second output end D, the second end and the fourth end of the first rectifier bridge BR1 are electrically connected to the two ends of the first TVS tube T1, the first end of the second rectifier bridge BR2 and the first end of the third rectifier bridge BR3 are electrically connected to the ground terminal, the second end and the fourth end of the second rectifier bridge BR2 are electrically connected to two ends of the second TVS tube T2, respectively, and the second end and the fourth end of the third rectifier bridge BR3 are electrically connected to two ends of the third TVS tube T3, respectively.
With reference to fig. 1 to 4, in this scheme, when the lightning protection device body 1 is installed, the clamping groove 13 may clamp the side wing of the guide rail 3, so that the lightning protection device body 1 may slide on the guide rail 3 to realize installation, the first grounding area and the second grounding area of the grounding strip 12 are electrically connected to the two side wings of the guide rail 3, respectively, the grounding elastic strip 11 is squeezed by the lightning protection device body 1 and the guide rail 3 to realize good contact, and under the action of the grounding strip 12 and the grounding elastic strip 11, the grounding end of the lightning protection circuit is connected to the guide rail 3 well, so that no electric spark is generated in the lightning protection process. In the lightning protection circuit, when there is lightning current between first input A and second input B, can pass through first discharge tube G1 and second discharge tube G2 release first, pass through first resistance R1 and second resistance R2 are kept apart the back residual voltage that releases, realize releasing through rectifier bridge and TVS pipe, realize lightning protection effect through the mode of multistage releasing.
In summary, the grounding elastic sheet 11 is arranged in the scheme, so that the lightning protector and the guide rail 3 can be in more contact with each other with better effect, electric sparks generated in the lightning protection discharge process can be avoided, a good and reliable grounding effect can be realized, and the reliability and the safety are improved; the lightning protection circuit can effectively discharge the lightning energy, and a good lightning protection effect is achieved.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A lightning protection device applied to the petrochemical field is characterized by comprising: a lightning protection device body, a lightning protection circuit is arranged in the lightning protection device body and comprises a first input end, a second input end, a first output end, a second output end and a grounding end, the surface of the lightning protection device body is provided with interfaces which are respectively and electrically connected with the first input end, the second input end, the first output end and the second output end, the bottom of the lightning protection device body is provided with a mounting structure matched with the guide rail, the bottom of the lightning protection device body is provided with a grounding strip and a grounding elastic sheet, the grounding strip is electrically connected with the grounding end, the grounding elastic sheet is electrically connected with the grounding strip, when the lightning arrester body is installed with the guide rail, the first grounding area and the second grounding area of the grounding strip and the grounding elastic sheet are all contacted with the guide rail to realize electric conduction, and the lightning protector body and the guide rail are assembled together to enable the grounding elastic sheet to be pressed tightly.
2. The lightning protection device applied to the petrochemical field according to claim 1, wherein the lightning protection circuit comprises: the rectifier comprises a first discharge tube, a second discharge tube, a first resistor, a second resistor, a first TVS tube, a second TVS tube, a third TVS tube, a first rectifier bridge, a second rectifier bridge and a third rectifier bridge, wherein the first rectifier bridge, the second rectifier bridge and the third rectifier bridge are all full-wave rectifier bridges, one end of the first discharge tube is electrically connected with the first input end and one end of the first resistor, one end of the second discharge tube is electrically connected with the second input end and one end of the second resistor, the other end of the first discharge tube and the other end of the second discharge tube are electrically connected with the grounding end, the other end of the first resistor is electrically connected with the first output end, the third end of the first rectifier bridge and the third end of the third rectifier bridge, and the other end of the second resistor is electrically connected with the first end of the first rectifier bridge, the third end of the second rectifier bridge, Second output end electric connection, the second end and the fourth end of first rectifier bridge respectively with the both ends electric connection of first TVS pipe, the first end of second rectifier bridge and the first end of third rectifier bridge all with earthing terminal electric connection, the second end and the fourth end of second rectifier bridge respectively with the both ends electric connection of second TVS pipe, the second end and the fourth end of third rectifier bridge respectively with the both ends electric connection of third TVS pipe.
3. The lightning protection device applied to the petrochemical field according to claim 1 or 2, wherein the grounding elastic sheet is W-shaped, and the grounding elastic sheet has two contact points contacting with the guide rail.
4. The lightning protection device applied to the petrochemical field according to claim 1 or 2, wherein the lightning protection device body comprises a base and a plug-in module arranged on the base.
5. The lightning protection device applied to the petrochemical field according to claim 1 or 2, wherein two slots matched with the side wings of the guide rail are formed at the bottom of the lightning protection device body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121811278.9U CN215580373U (en) | 2021-08-03 | 2021-08-03 | Be applied to lightning protection device in petrochemical industry field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121811278.9U CN215580373U (en) | 2021-08-03 | 2021-08-03 | Be applied to lightning protection device in petrochemical industry field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215580373U true CN215580373U (en) | 2022-01-18 |
Family
ID=79832454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121811278.9U Active CN215580373U (en) | 2021-08-03 | 2021-08-03 | Be applied to lightning protection device in petrochemical industry field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215580373U (en) |
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2021
- 2021-08-03 CN CN202121811278.9U patent/CN215580373U/en active Active
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