CN204789723U - Novel arrester on -line monitoring case - Google Patents
Novel arrester on -line monitoring case Download PDFInfo
- Publication number
- CN204789723U CN204789723U CN201520493208.1U CN201520493208U CN204789723U CN 204789723 U CN204789723 U CN 204789723U CN 201520493208 U CN201520493208 U CN 201520493208U CN 204789723 U CN204789723 U CN 204789723U
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- Prior art keywords
- current transformer
- circuit board
- casing
- signal circuit
- lightning arrester
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Abstract
The utility model relates to a novel arrester on -line monitoring case. Its purpose is the arrester monitoring case in order to provide a compact structure, small in size. The utility model discloses a box, three current transformer, signal circuit board, power strip and central processing unit. The box bottom is provided with two metal joints, and fixed mounting plate front end is provided with signal circuit board and power strip on the back wall of box inside, and the electric quantity output and the power end of signal circuit board of power strip are connected. The mounting plate front end still is fixed with three current transformer side by side, three current transformer's current input inserts the ABC three -phase of arrester respectively, three current transformer's signal output part is connected with the signal reception end of signal circuit board respectively, three current transformer's current output terminal is connected with the earth respectively, the signal output part of signal circuit board is connected with two metal joints of box bottom respectively, two metal joint difference passing signal lines are connected with central processing unit's signal reception end.
Description
Technical field
The utility model relates to lightning arrester technical field, particularly relates to a kind of Novel lightning arrester on-line monitoring case.
Background technology
At present, intelligent grid construction is carried out in electric system comprehensively, carries out Based Intelligent Control, intelligent management and intellectual analysis to full electric network.Electrical network intelligent construction has only just started starting, and fails to be generalizable due to a variety of causes always comprehensively, for the research of the lightning arrester monitoring technology that electric power system power distribution circuit, transformer platform area are installed, is also a part for the intelligent popularization and application of electrical network.
Existing lightning arrester on-Line Monitor Device, electromagnetic counter is mainly adopted to count, because message register is a kind of non-linear resistor, therefore, adopting this counting mode when bearing thunderbolt big current, being easy to because the reason such as non-linear resistor quality problems or assembly problem, and thunder-strike current exceedes its ability to bear, cause counter action malfunctioning, thus lose the safety monitoring to lightning arrester, directly threaten all electrical appliances on circuit.And other lightning arrester on-Line Monitor Device volumes more existing are comparatively large, installation site dispersion between each parts, unordered, increase the space shared by installation.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of compact conformation, compact, service time long Novel lightning arrester on-line monitoring case.
A kind of Novel lightning arrester on-line monitoring of the utility model case, wherein, comprise casing, first current transformer, second current transformer, 3rd current transformer, signal circuit board, power panel and central processing unit, casing bottom is provided with two metal joints, the rear wall of box house is fixed with mounting base, mounting base front end is fixed with signal circuit board and power panel, the electric quantity output end of power panel is connected with the power end of signal circuit board, mounting base front end is also fixed with the first current transformer side by side, second current transformer and the 3rd current transformer, first current transformer, the current input terminal of the second current transformer and the 3rd current transformer accesses the ABC three-phase of lightning arrester respectively, first current transformer, second current transformer is connected with the signal receiving end of signal circuit board respectively with the signal output part of the 3rd current transformer, first current transformer, second current transformer is connected with the earth respectively with the current output terminal of the 3rd current transformer, the signal output part of signal circuit board is connected with two metal joints of casing bottom respectively, two metal joints are connected with the signal receiving end of central processing unit respectively by signal wire.
A kind of Novel lightning arrester on-line monitoring of the utility model case, wherein said casing front end is provided with case lid, one lateral edges of case lid and the edge of casing front end are by hinge, and case lid is provided with switch lock, and box back four angles are welded with fixture respectively.
A kind of Novel lightning arrester on-line monitoring of the utility model case, the material of wherein said casing and case lid is all 304 stainless steels.
A kind of Novel lightning arrester on-line monitoring of the utility model case, wherein said casing bottom is also provided with earth stud, earth stud comprises again head and screw rod, head is positioned at box house, screw rod passes casing and reaches casing outside, screw rod is connected with the earth, and head is connected with the current output terminal of the first current transformer, the second current transformer and the 3rd current transformer respectively.
A kind of Novel lightning arrester on-line monitoring of the utility model case, wherein said power panel is set in parallel in the front of signal circuit board, is evenly connected with connecting link between the edge of signal circuit board and the edge of power panel.
A kind of Novel lightning arrester on-line monitoring of the utility model case, wherein said mounting base is also provided with bracing frame, bracing frame is located at the outside of signal circuit board and power panel, the front end of bracing frame is fixed with temperature controller and Switching Power Supply, and the power end of temperature controller is connected with the electric quantity output end of Switching Power Supply.
A kind of Novel lightning arrester on-line monitoring of the utility model case, the lower edge of wherein said mounting base front end is also fixed with the second guide rail, second guide rail is provided with connecting terminal block, and the signal output part of signal circuit board is connected by the connection terminal on connecting terminal block with between two metal joints.
A kind of Novel lightning arrester on-line monitoring of the utility model case, wherein said central processing unit is processor of single chip computer.
A kind of Novel lightning arrester on-line monitoring of the utility model case difference from prior art is: the utility model is provided with signal circuit board and power panel in the mounting base centre position of box house, mounting base top has been arranged side by side three current transformers, the current input terminal of three current transformers accesses the ABC three-phase of lightning arrester respectively, the signal output part of three current transformers is connected with the signal receiving end of signal circuit board respectively, respectively the number of times of thunderbolt and the size of thunderbolt are monitored by signal circuit board, monitoring accurately, compact conformation, can the space of Appropriate application box house.Also be provided with temperature controller at box house, can regulate the temperature of box house, ensure that the running temperature of casing internal components can not be too high, considerably increase the serviceable life of lightning arrester on-Line Monitor Device.
Below in conjunction with accompanying drawing, a kind of Novel lightning arrester on-line monitoring of the utility model case is described further.
Accompanying drawing explanation
Fig. 1 is the stereographic map of a kind of Novel lightning arrester on-line monitoring of the utility model case;
Fig. 2 is the stereographic map before the internal components installation support shell of a kind of Novel lightning arrester on-line monitoring of the utility model case;
Fig. 3 is the stereographic map after the internal components installation support shell of a kind of Novel lightning arrester on-line monitoring of the utility model case.
Embodiment
As shown in Figure 1, be the stereographic map of a kind of Novel lightning arrester on-line monitoring of the utility model case, comprise casing 5, first current transformer 1, second current transformer 1 ', the 3rd current transformer 1 ", signal circuit board 15, power panel 16 and central processing unit.Casing 5 is cuboid structure, and casing 5 inside offers cavity.Be provided with case lid 6 in casing 5 front end, a lateral edges of case lid 6 and the marginal position of casing 5 front end, by hinge, case lid 6 are provided with switch lock 7.Be welded with fixture 13 respectively in angle, four, casing 5 rear end, be fixed by fixture 13 pairs of casings 5.The one end being provided with two metal joints, 11, two metal joints 11 in the centre position of casing 5 bottom lays respectively at casing 5 inside, and the other end is each passed through casing 5 and extend into casing 5 outside.Also be provided with earth stud 12 at the marginal position of casing 5 bottom, the head of earth stud 12 is positioned at casing 5 inside, and the screw rod of earth stud 12 passes casing 5 and reaches casing 5 outside.The material of casing 5 and case lid 6 is all 304 stainless steels.
As shown in Figure 1, Figure 2, Figure 3 shows, the rear wall of casing 5 internal cavities is fixed with mounting base 14, the centre position of mounting base 14 front end is fixed with signal circuit board 15, the front of signal circuit board 15 is provided with power panel 16, signal circuit board 15 placement parallel with power panel 16, signal circuit board 15 and power panel 16 pass through the evenly connecting link 2 be arranged between signal circuit board 15 edge and power panel 16 edge and are fixedly connected with, the electric quantity output end of power panel 16 is connected with the power end of signal circuit board 15, by power panel 16 for signal circuit board 15 provides electric energy.Bracing frame 8 is provided with in the outside mask of signal circuit board 15 and power panel 16, the rear end of bracing frame 8 is connected with mounting base 14 by bolt, the front end of bracing frame 8 is fixed with the first guide rail 18 and Switching Power Supply 4 side by side, first guide rail 18 is provided with temperature controller 3, the power end of temperature controller 3 is connected with the electric quantity output end of Switching Power Supply 4, by Switching Power Supply 4 for temperature controller 3 provides electric energy.The first current transformer 1 is fixed with side by side on the top of mounting base 14 front end, second current transformer 1 ' and the 3rd current transformer 1 ", wire-passing tube 10 is successively through the bus hole of three current transformers, it is outside that the sidewall that the two ends of wire-passing tube 10 are each passed through casing 5 left and right sides reaches casing 5, and be fixed by the two ends of bolt to wire-passing tube 10, the current input terminal of three current transformers accesses the ABC three-phase of lightning arrester respectively, the signal output part of three current transformers is connected with the signal receiving end of signal circuit board 15 respectively, the current output terminal of three current transformers is connected with the head of earth stud 12 respectively, the screw rod of earth stud 12 is connected with the earth.The second guide rail 17 is fixed with along the edge of mounting base 14 in the bottom of mounting base 14 front end, second guide rail 17 is provided with connecting terminal block 9, the signal output part of signal circuit board 15 is connected with two metal joints 11 of casing 5 bottom respectively by the connection terminal on connecting terminal block 9, and two metal joints 11 are connected with the signal receiving end of central processing unit respectively by signal wire.
The central processing unit adopted in an embodiment of the present utility model is processor of single chip computer.
The utility model is when carrying out on-line monitoring work: the first current transformer 1, second current transformer 1 ' and the 3rd current transformer 1 " current input terminal access the ABC three-phase of lightning arrester respectively, when thunderstorm weather, transmission system is once be struck by lightning, thunder-strike current in circuit can be transferred to the first current transformer 1 by lightning arrester, second current transformer 1 ' and the 3rd current transformer 1 ", the Signal transmissions that three-phase current changes by three current transformers is more respectively to signal circuit board 15, signal circuit board 15 is the number of times of record current change and the size of electric current respectively, and be transferred to central processing unit, central processing unit is by after analyzing the number of times of curent change and the size of electric current, just can obtain the frequency that circuit is struck by lightning and the size of being at every turn struck by lightning.The current output terminal of three current transformers is connected with the earth respectively, thunderbolt excess current is imported into the earth, protects whole monitoring device.Meanwhile, the temperature of temperature controller 3 pairs of casing 5 inside controls, and when temperature is higher than preset temperature, temperature controller 3 pairs of casing 5 inside are carried out cooling and regulated.
A kind of Novel lightning arrester on-Line Monitor Device of the utility model, mounting base 14 centre position of casing 5 inside is provided with signal circuit board 15 and power panel 16, mounting base 14 top has been arranged side by side three current transformers, the current input terminal of three current transformers accesses the ABC three-phase of lightning arrester respectively, the signal output part of three current transformers is connected with the signal receiving end of signal circuit board 15 respectively, respectively the number of times of thunderbolt and the size of thunderbolt are monitored by signal circuit board 15, monitoring accurately, compact conformation, can the space of Appropriate application box house.Also be provided with temperature controller 3 in casing 5 inside, can regulate the temperature of casing 5 inside, ensure that the running temperature of casing 5 internal components can not be too high, considerably increase the serviceable life of lightning arrester on-Line Monitor Device.The utility model compact conformation, compact, service time are long, compared with prior art have obvious advantage.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection domain that the utility model claims determine.
Claims (8)
1. a Novel lightning arrester on-line monitoring case, it is characterized in that: comprise casing (5), first current transformer (1), second current transformer (1 '), 3rd current transformer (1 "), signal circuit board (15), power panel (16) and central processing unit, casing (5) bottom is provided with two metal joints (11), the rear wall that casing (5) is inner is fixed with mounting base (14), mounting base (14) front end is fixed with signal circuit board (15) and power panel (16), the electric quantity output end of power panel (16) is connected with the power end of signal circuit board (15), mounting base (14) front end is also fixed with the first current transformer (1) side by side, second current transformer (1 ') and the 3rd current transformer (1 "), first current transformer (1), the current input terminal of the second current transformer (1 ') and the 3rd current transformer (1 ") accesses the ABC three-phase of lightning arrester respectively, first current transformer (1), the signal output part of the second current transformer (1 ') and the 3rd current transformer (1 ") is connected with the signal receiving end of signal circuit board (15) respectively, first current transformer (1), the current output terminal of the second current transformer (1 ') and the 3rd current transformer (1 ") is connected with the earth respectively, the signal output part of signal circuit board (15) is connected with two metal joints (11) of casing (5) bottom respectively, two metal joints (11) are connected with the signal receiving end of central processing unit respectively by signal wire.
2. a kind of Novel lightning arrester on-line monitoring case according to claim 1, it is characterized in that: described casing (5) front end is provided with case lid (6), one lateral edges of case lid (6) and the edge of casing (5) front end pass through hinge, case lid (6) is provided with switch lock (7), angle, four, casing (5) rear end is welded with fixture (13) respectively.
3. a kind of Novel lightning arrester on-line monitoring case according to claim 2, is characterized in that: the material of described casing (5) and case lid (6) is all 304 stainless steels.
4. a kind of Novel lightning arrester on-line monitoring case according to claim 1, it is characterized in that: described casing (5) bottom is also provided with earth stud (12), earth stud (12) comprises again head and screw rod, it is inner that head is positioned at casing (5), screw rod passes casing (5) and reaches casing (5) outside, screw rod is connected with the earth, and head is connected with the current output terminal of the first current transformer (1), the second current transformer (1 ') and the 3rd current transformer (1 ") respectively.
5. a kind of Novel lightning arrester on-line monitoring case according to claim 1, it is characterized in that: described power panel (16) is set in parallel in the front of signal circuit board (15), between the edge of signal circuit board (15) and the edge of power panel (16), be evenly connected with connecting link (2).
6. a kind of Novel lightning arrester on-line monitoring case according to claim 1, it is characterized in that: described mounting base (14) is also provided with bracing frame (8), bracing frame (8) is located at the outside of signal circuit board (15) and power panel (16), the front end of bracing frame (8) is fixed with temperature controller (3) and Switching Power Supply (4), and the power end of temperature controller (3) is connected with the electric quantity output end of Switching Power Supply (4).
7. a kind of Novel lightning arrester on-line monitoring case according to claim 1, it is characterized in that: the lower edge of described mounting base (14) front end is also fixed with the second guide rail (17), second guide rail (17) is provided with connecting terminal block (9), the signal output part of signal circuit board (15) is connected by the connection terminal on connecting terminal block (9) with between two metal joints (11).
8. a kind of Novel lightning arrester on-line monitoring case according to claim 1, is characterized in that: described central processing unit is processor of single chip computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520493208.1U CN204789723U (en) | 2015-07-09 | 2015-07-09 | Novel arrester on -line monitoring case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520493208.1U CN204789723U (en) | 2015-07-09 | 2015-07-09 | Novel arrester on -line monitoring case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204789723U true CN204789723U (en) | 2015-11-18 |
Family
ID=54529740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520493208.1U Expired - Fee Related CN204789723U (en) | 2015-07-09 | 2015-07-09 | Novel arrester on -line monitoring case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204789723U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107782946A (en) * | 2016-08-31 | 2018-03-09 | 天津瑞能电气有限公司 | A kind of wind-power electricity generation frequency conversion device detection great current mutual inductor |
| CN113236505A (en) * | 2021-05-07 | 2021-08-10 | 北京壬工智能科技有限公司 | Fan thunder and lightning on-line monitoring system |
-
2015
- 2015-07-09 CN CN201520493208.1U patent/CN204789723U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107782946A (en) * | 2016-08-31 | 2018-03-09 | 天津瑞能电气有限公司 | A kind of wind-power electricity generation frequency conversion device detection great current mutual inductor |
| CN113236505A (en) * | 2021-05-07 | 2021-08-10 | 北京壬工智能科技有限公司 | Fan thunder and lightning on-line monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20210709 |