CN216209443U - Lightning arrester ground wire opening and closing control device - Google Patents
Lightning arrester ground wire opening and closing control device Download PDFInfo
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- CN216209443U CN216209443U CN202122693384.8U CN202122693384U CN216209443U CN 216209443 U CN216209443 U CN 216209443U CN 202122693384 U CN202122693384 U CN 202122693384U CN 216209443 U CN216209443 U CN 216209443U
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- insulating
- column
- lightning arrester
- insulating frame
- connecting column
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Abstract
The utility model relates to the technical field of lightning protection control devices, in particular to a lightning arrester ground wire opening and closing control device which can increase the measurement stability and is convenient to operate and comprises an insulating frame and a current tester, wherein the left end of the insulating frame is provided with a spring button, a transmission assembly is arranged inside the insulating frame, the left part of the transmission assembly is connected with the spring button, the right end of the transmission assembly is provided with a conducting strip, the top of the insulating frame is provided with a first connecting column, the left part of the bottom of the insulating frame is provided with a second connecting column and a third connecting column, a connecting block is arranged between the second connecting column and the third connecting column, the middle part of the connecting block is provided with a ground wire, the right part of the bottom of the insulating frame is provided with a first measuring column and a second measuring column, the bottoms of the first measuring column and the second measuring column are respectively provided with an insulating cap, the top of the current tester is provided with two conducting wires, and the top end of each conducting wire is provided with an insulating handle, the top end of each insulating handle is provided with a contact piece.
Description
Technical Field
The utility model relates to the technical field of lightning protection control devices, in particular to a lightning arrester ground wire opening and closing control device.
Background
It is known that, after a lightning arrester operates for a long time, an internal resistance sheet can be aged, damped or damaged gradually, and active loss is obviously increased. By measuring the change of the leakage current of the lightning arrester, the running condition of the lightning arrester can be known, and the method is an important means for judging the quality of the lightning arrester under the running voltage. Live-line detection of the leakage current of the lightning arrester is a non-power-outage test of the lightning arrester, has high detection efficiency, and is widely popularized in an electric power system.
When the prior art carries out live-line test on the leakage current of the lightning arrester, a test wire is needed to short-circuit the leakage current tester, then a metal hook with an insulating rod is adopted to connect the test wire and then the test wire is jointly hung on an upper end lead of the leakage current tester, and an outgoing wire is connected with a grounding flat iron of the lightning arrester to form a short-circuit. And because the structural shape of the hook does not have good stability in the process of hanging the test wire, the phenomena of sliding, deflection and the like easily occur in the wiring and testing processes, the reliability of the detection data is influenced, the safety guarantee of the field work is not facilitated, and in addition, when the three-phase leakage current is detected simultaneously, the probability of mistaken wiring is increased due to too much and too long test wire, so that the workload of testers is increased.
Like chinese utility model CN202021523913.9 discloses the arrester earth connection control device that opens and shuts that uses with the cooperation of leakage current tester, feeler lever and conductive nut pole and spring assembly's contact stability is good inadequately during the measurement of electric current to the staff need hold insulating bar with the hand always, appearing measuring error easily.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides the lightning arrester grounding wire opening and closing control device which can increase the measurement stability and is convenient to operate.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a lightning arrester earth connection controlling means that opens and shuts, including insulating frame and current tester, the left end of insulating frame is provided with spring button, the inside of insulating frame is provided with drive assembly, drive assembly's left part and spring button are connected, drive assembly's right-hand member is provided with the conducting strip, the top of insulating frame is provided with first spliced pole, the left part of insulating frame bottom is provided with second spliced pole and third spliced pole, be provided with the connecting block between second spliced pole and the third spliced pole, the middle part of connecting block is provided with the ground wire, the right part of insulating frame bottom is provided with first measurement post and second measurement post, the insulating cap is all installed to the bottom of first measurement post and second measurement post, current tester's top is provided with two wires, the top of every wire all is provided with insulating handle, the top of every insulating handle all is provided with the contact piece.
Further, the first measuring column and the first connecting column are connected through wires.
Furthermore, the first measuring column is electrically connected with the third connecting column.
Furthermore, the insulating cap and the insulating handle are made of plastics.
Further, the outer wall of first measurement post and second measurement post all is provided with the external screw thread, and the inside of insulator cap is provided with the internal thread, and the insulator cap all passes through threaded connection with first measurement post and second measurement post.
Furthermore, the outer wall of the insulating handle is provided with anti-skidding lines.
(III) advantageous effects
Compared with the prior art, the utility model provides a lightning arrester ground wire opening and closing control device, which has the following beneficial effects:
this arrester earth connection controlling means that opens and shuts, through first measurement post, the post is measured to the second, the setting of insulator cap and contact piece, the contact piece respectively with first measurement post, the second is measured the post and is connected the back, the insulator cap compresses tightly the contact piece, the effectual contact piece that has prevented drops, thereby the effectual stability that improves current tester measured current, current tester after the installation is accomplished need not staff's contact, the place of safety can be kept away from to the staff, keep sufficient personal safety distance, the operation process safe and reliable, setting through the insulating handle, the emergence electric shock when preventing the wiring, play the effect of protection staff personal safety.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a current tester according to the present invention;
fig. 3 is a circuit diagram of the present invention.
In the figure: 1. an insulating frame; 2. a spring button; 3. a transmission assembly; 4. a conductive sheet; 5. a first connecting column; 6. a second connecting column; 7. a third connecting column; 8. connecting blocks; 9. a ground wire; 10. a first measuring column; 11. a second measuring column; 12. an insulating cap; 13. a current tester; 14. a wire; 15. an insulating handle; 16. and a contact sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the ground wire open-close control device for the lightning arrester of the utility model comprises an insulating frame 1 and a current tester 13, wherein the left end of the insulating frame 1 is provided with a spring button 2 for controlling the movement of a conducting strip 4, the insulating frame 1 is internally provided with a transmission assembly 3 for transmitting power, the left part of the transmission assembly 3 is connected with the spring button 2, the right end of the transmission assembly 3 is provided with the conducting strip 4, when the conducting strip 4 is contacted with a first connecting column 5 and a second connecting column 6, the first connecting column 5 and the second connecting column 6 form a passage, the top of the insulating frame 1 is provided with the first connecting column 5 for connecting the lightning arrester, the left part of the bottom of the insulating frame 1 is provided with the second connecting column 6 and a third connecting column 7, a connecting block 8 is arranged between the second connecting column 6 and the third connecting column 7, the middle part of the connecting block 8 is provided with a ground wire 9, the right part of the bottom of the insulating frame 1 is provided with a first measuring column 10 and a second measuring column 11, the first measuring column 10 is in wire connection with a first connecting column 5, the first measuring column 10 is electrically connected with a third connecting column 7, the bottoms of the first measuring column 10 and the second measuring column 11 are respectively provided with an insulating cap 12, the first measuring column 10 and the second measuring column 11 are prevented from electric leakage, the outer walls of the first measuring column 10 and the second measuring column 11 are respectively provided with an external thread, the inside of the insulating cap 12 is provided with an internal thread, the insulating cap 12 is in threaded connection with the first measuring column 10 and the second measuring column 11, the insulating cap 12 plays a role in compressing a contact piece 16, the top of the current tester 13 is provided with two conducting wires 14, the top end of each conducting wire 14 is provided with an insulating handle 15, electric shock is prevented during wiring, the role in protecting the personal safety of workers is played, the insulating cap 12 and the insulating handle 15 are made of plastics, the outer wall of insulating handle 15 is provided with anti-skidding line, plays skid-proof effect, and the installation of the contact piece 16 of being convenient for has good insulating properties, and the top of every insulating handle 15 all is provided with contact piece 16, and contact piece 16 is connected with first measurement post 10, second measurement post 11 respectively.
In summary, in the opening and closing control device for the ground wire of the lightning arrester, when the device is used, the spring button 2 is pressed to separate the conducting strip 4 from the first connecting column 5 and the second connecting column 6, the insulating cap 12 is unscrewed, the insulating handle 15 is held by a hand to install each contact piece 16 on the first measuring column 10 and the second measuring column 11 respectively, the insulating cap 12 is screwed to press the contact pieces 16 tightly, the lightning arrester is electrified, the lightning arrester is detected, and the current tester 13 displays and records the change data of the current in real time.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a lightning arrester earth connection controlling means that opens and shuts, includes insulating frame (1) and current tester (13), its characterized in that: the left end of the insulating frame (1) is provided with a spring button (2), the inside of the insulating frame (1) is provided with a transmission assembly (3), the left part of the transmission assembly (3) is connected with the spring button (2), the right end of the transmission assembly (3) is provided with a conductive sheet (4), the top of the insulating frame (1) is provided with a first connecting column (5), the left part of the bottom of the insulating frame (1) is provided with a second connecting column (6) and a third connecting column (7), a connecting block (8) is arranged between the second connecting column (6) and the third connecting column (7), the middle part of the connecting block (8) is provided with a ground wire (9), the right part of the bottom of the insulating frame (1) is provided with a first measuring column (10) and a second measuring column (11), and insulating caps (12) are respectively installed at the bottoms of the first measuring column (10) and the second measuring column (11), the top of the current tester (13) is provided with two conducting wires (14), the top end of each conducting wire (14) is provided with an insulating handle (15), and the top end of each insulating handle (15) is provided with a contact piece (16).
2. The lightning arrester grounding wire opening and closing control device according to claim 1, characterized in that: the first measuring column (10) is connected with the first connecting column (5) through wires.
3. The lightning arrester grounding wire opening and closing control device according to claim 1, characterized in that: the first measuring column (10) is electrically connected with the third connecting column (7).
4. The lightning arrester grounding wire opening and closing control device according to claim 1, characterized in that: the insulating cap (12) and the insulating handle (15) are made of plastics.
5. The lightning arrester grounding wire opening and closing control device according to claim 1, characterized in that: the outer wall of first measuring column (10) and second measuring column (11) all is provided with the external screw thread, the inside of insulator cap (12) is provided with the internal thread, insulator cap (12) and first measuring column (10) and second measuring column (11) all are through threaded connection.
6. The lightning arrester grounding wire opening and closing control device according to claim 1, characterized in that: the outer wall of the insulating handle (15) is provided with anti-skidding lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122693384.8U CN216209443U (en) | 2021-11-05 | 2021-11-05 | Lightning arrester ground wire opening and closing control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122693384.8U CN216209443U (en) | 2021-11-05 | 2021-11-05 | Lightning arrester ground wire opening and closing control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216209443U true CN216209443U (en) | 2022-04-05 |
Family
ID=80902892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122693384.8U Active CN216209443U (en) | 2021-11-05 | 2021-11-05 | Lightning arrester ground wire opening and closing control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216209443U (en) |
-
2021
- 2021-11-05 CN CN202122693384.8U patent/CN216209443U/en active Active
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