CN107607752A - A kind of potable metal Zinc oxide lightning arrester live-line test current clamp and operating method - Google Patents
A kind of potable metal Zinc oxide lightning arrester live-line test current clamp and operating method Download PDFInfo
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- CN107607752A CN107607752A CN201711078424.XA CN201711078424A CN107607752A CN 107607752 A CN107607752 A CN 107607752A CN 201711078424 A CN201711078424 A CN 201711078424A CN 107607752 A CN107607752 A CN 107607752A
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- pulley
- zinc oxide
- metal zinc
- chute
- insulating bar
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Abstract
The invention discloses a kind of potable metal Zinc oxide lightning arrester live-line test current clamp and operating method, including chute, lower jaw, traction steel wire, first pulley, insulating bar, second pulley, first pulley is fixed on the upper end in longitudinally disposed chute, one end of insulating bar is set in the lower end of chute, and the other end of insulating bar is free end；It is arranged in second pulley on insulating bar；One end of traction steel wire is connected with lower jaw, and lower jaw slides under the traction of traction steel wire in chute, and the other end of traction steel wire is fixed on insulating bar around first pulley, second pulley successively.The technical program is by designing metal zinc oxide lightning arrester live testing jointing clamp, applied to the total current and current in resistance property under test MOA running statuses, tester automatically begins to test by operating jointing clamp, the safety of effective guarantee tester, improves testing efficiency.
Description
Technical field
The present invention relates to electrical equipment technical field, and in particular to a kind of potable metal Zinc oxide lightning arrester live-line test
Current clamp and operating method.
Background technology
Metal zinc oxide lightning arrester live testing is to measure the total current of metal zinc oxide lightning arrester and resistance under running status
Property electric current, the top of metal zinc oxide lightning arrester carries high pressure, thus has very big risk.
Existing operating method be tester without any instrument, directly tested, therefore tester and MOA upper ends band
Electric body very near, the metal zinc oxide lightning arrester abbreviation MOA of distance, slightly carelessness are possible to ensure human body and electrical body
Safe distance, so as to which electric shock accidents occur.
Based on this, a kind of potable metal Zinc oxide lightning arrester live-line test current clamp and operating method have been researched and developed.
The content of the invention
The present invention provides a kind of potable metal Zinc oxide lightning arrester live-line test current clamp and operating method, passes through innovation
Property design this kind of structure, tester by holding the equipment, can extended testing system personnel and the distance of MOA upper ends electrical body, really
Ensuring safety property.
The present invention is achieved through the following technical solutions：
A kind of potable metal Zinc oxide lightning arrester live-line test current clamp, including chute, lower jaw, traction steel wire,
One pulley, insulating bar, second pulley, first pulley are fixed on the upper end in longitudinally disposed chute, and one end of insulating bar is arranged
In the lower end of chute, the other end of insulating bar is free end；It is arranged in second pulley on insulating bar；One end of traction steel wire with
Lower jaw connects, and lower jaw slides under the traction of traction steel wire in chute, and the other end of traction steel wire bypasses first successively
Pulley, second pulley are fixed on insulating bar.
Structure described in the technical program, its main function are the complete of metal oxide arrester under the powered running status of test
Electric current and current in resistance property, and it is existing test when without using the structure, directly closely tested, and running shape
Under state, the top of metal oxide arrester carries high pressure, very big to the danger of tester, therefore uses the technical program institute
When the jointing clamp stated is operated, can secure tester personal safety, improve testing efficiency.
The concrete operation method of the technical program is：The upper jaw of jointing clamp is fixed, by metal zinc oxide lightning arrester tail end
Band iron is placed between upper jaw, lower jaw, pulls insulating bar, that is, moves down insulating bar, and moving down for insulating bar drives it
The second pulley of upper setting starts to move, and then drives traction steel wire to be slided in first pulley, carries out driving lower jaw to transport upwards
Dynamic, after moving to certain position, auto-articulated band iron, bit is closely connected with metal zinc oxide lightning arrester band iron, experiment
Band iron tail current is introduced tester by lead, starts to test.In whole process, tester will not directly contact electrical body,
Quite remote distance is kept, improves security.
Preferably, the connection end of the insulating bar and chute is provided with sleeve.The design of sleeve, beneficial to insulating bar and chute
Connection.In concrete structure, one end of insulating bar, one end of chute can be by screw threads and sleeve connection, beneficial to installation.
Preferably, the first pulley is fixed on chute by fixing bolt.Chute is groove-like structure, first pulley,
Lower jaw, the first binding in wire bolt are installed in chute.When live testing current clamp, which is in vertical, to be placed, first pulley
Positioned at the upper end of chute, in order to prevent first pulley from dropping, first pulley is fixed on chute by fixing bolt.It is wherein solid
Fixed pulley is pulley structure.
Preferably, one end of the traction steel wire is bolted on lower jaw by the first binding in wire.In order to drive
Lower jaw moves up, lower jaw move up after certain position can auto-articulated band iron, upper jaw, lower jaw respectively with gold
Category Zinc-Oxide Arrester band iron is closely connected, and band iron tail current is introduced tester by test lead, then can start to test, and whole
During individual, operating personnel can carry the structure and operate in the energized state, can reduce the danger to personnel.
Preferably, after the other end of the traction steel wire passes through second pulley, it is bolted to by the second binding in wire
On insulating bar.
Second pulley is located on insulating bar in the technical program, and one end of traction steel wire is fixed on lower jaw, and middle
First pulley, second pulley are sequentially passed through, the other end of traction steel wire is fixed on insulating bar, and the movement of insulating bar, drive is led
Draw movement of the steel wire successively in second pulley, first pulley, it is final to drive lower jaw to move up.
Preferably, the first pulley and second pulley are fixed pulley.
Preferably, the chute is metal sliding slot.
Another object of the present invention is to provide a kind of behaviour of potable metal Zinc oxide lightning arrester live-line test current clamp
Make method, concrete operation step is：Metal zinc oxide tail end band iron is placed between upper jaw and lower jaw, pulls insulating bar,
Traction steel wire second pulley, first pulley transmission under, drive lower jaw moved up in chute, lower jaw auto-articulated
Metal zinc oxide tail end band iron, upper jaw, lower jaw and metal zinc oxide tail end band iron closely connect, by test lead by gold
The tail current for belonging to zinc oxide tail end band iron introduces tester.
Preferably, the contact point of the test lead and current clamp is located on lower jaw, and the contact point is metal zinc oxide
Tail end band iron electric current introduces the contact point of tester.
Preferably, the upper jaw is fixed on the top of chute.
The present invention compared with prior art, has the following advantages and advantages：
(1) the technical program is by designing metal zinc oxide lightning arrester live testing jointing clamp, applied to test MOA operations
Total current and current in resistance property under state, tester automatically begin to test by operating jointing clamp, effective guarantee tester
Safety, improve testing efficiency.
(2) traction steel wire sequentially passes through the first pulley on chute, on insulating bar in the technical program
One pulley, the movement of insulating bar cause the upper movement for the lower jaw being connected with the traction steel wire other end, auto-articulated band iron, finally
Upper jaw, lower jaw and metal zinc oxide lightning arrester band iron connect, and carry out testing current, it is seen that whole operation is simple, practicality
By force.
Brief description of the drawings
Fig. 1 is internal structure schematic diagram of the present invention；
Fig. 2 is overall structure diagram of the present invention；
Wherein：1-first pulley, 2-fixing bolt, 3-traction steel wire, the 4-the first binding in wire bolt, 5-clamp down
Mouthful, 6-chute, 7-insulating bar, 8-second pulley, the 9-the second binding in wire bolt, 10-upper jaw, the oxidation of 11-metal
Zinc tail end band iron, 12-test lead.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment, the present invention is made
Further to describe in detail, exemplary embodiment of the invention and its explanation are only used for explaining the present invention, are not intended as to this
The restriction of invention.
Embodiment 1：
As shown in Figure 1 and Figure 2, a kind of potable metal Zinc oxide lightning arrester live-line test current clamp, including chute 6, lower pincers
Mouth 5, traction steel wire 3, first pulley 1, insulating bar 7, second pulley 8, first pulley 1 are fixed in longitudinally disposed chute 6
Upper end, one end of insulating bar 7 are set in the lower end of chute 6, and the other end of insulating bar 7 is free end；It is arranged in second pulley 8
On insulating bar 7；One end of traction steel wire 3 is connected with lower jaw 5, and lower jaw 5 is sliding in chute 6 under the traction of traction steel wire 3
Dynamic, the other end of traction steel wire 3 is fixed on insulating bar 7 around first pulley 1, second pulley 8 successively.
Wherein, the connection end of the insulating bar 7 and chute 6 is provided with sleeve.
In the present embodiment, first pulley 1, second pulley 8 are fixed pulley structure, in mobile insulating bar 7, traction steel wire
3 can be driven in first pulley 1, second pulley 8, quickly pull up lower jaw 5, wherein, the concrete structure of lower jaw 5 and
Its operation principle is known to those skilled in the art, is no longer described in detail, and in electric current wrench structure lower jaw 5 be can be in chute 6
Move up and down, and upper jaw 10 is then fixed on the upper end of chute 6, wherein, the described chute 6 is the structure of U-shaped profile.
The lower end of chute 6 is arranged in sleeve, and the other end of sleeve is connected with insulating bar 7, and insulating bar 7 has detachability, can basis
The number of different voltage class MOA adjustment insulating bars 7, makes insulating bar reach suitable height.
Wherein, first pulley 1, second pulley 8 are disposed as fixed pulley structure can reduce the fortune of traction steel wire 3 in motion
Dynamic resistance so that lower jaw 5 moves up and down smooth no bite.
Wherein chute 6 is metal sliding slot.And the present embodiment is in concrete operations, tester station is on ground, by the structure
It is aerial to be placed in height, is connected by the structure with the tail end of operating metal zinc oxide lightning arrester, so that it may carry out live testing.
Embodiment 2：
The difference of the present embodiment and above-described embodiment is：The first pulley 1 is fixed on chute 6 by fixing bolt 2
On, in order to improve traction steel wire 3 movement smoothness, prevent traction steel wire 3 in motion process, first pulley 1 and its between
Friction is produced, influences to drive lower jaw 5 to move up, therefore set fixing bolt 2 that first pulley 1 is fixed.
Embodiment 3：
The difference of the present embodiment and above-described embodiment is：One end of the traction steel wire 3 passes through the first binding in wire spiral shell
Bolt 4 is fixed on lower jaw 5, and the technical program is provided with the connected mode of traction steel wire 3 and lower jaw 5, because traction steel wire 3
The final purpose of movement be that lower jaw 5 to be driven moves up, therefore the traction steel wire by the first binding in wire bolt 4 is set
It is fixed on lower jaw 5, improves the compactness that traction steel wire 3 is connected with lower jaw 5.
Embodiment 4：
The difference of the present embodiment and above-described embodiment is：After the other end of the traction steel wire 3 passes through second pulley 8,
It is fixed on by the second binding in wire bolt 9 on insulating bar 7, to traction steel wire 3 and the connection side of second pulley 8 in the present embodiment
Formula is made further preferably, and insulating bar 7 is connected by the second binding in wire bolt 9 with traction steel wire 3, when pulling insulating bar 7, then
Traction steel wire 3 starts to move in first pulley 1, second pulley 8, and finally drives lower jaw 5 to move up.
Embodiment 5：
A kind of operating method of potable metal Zinc oxide lightning arrester live-line test current clamp, metal zinc oxide tail end is flat
Iron 11 is placed between upper jaw 10 and lower jaw 5, pulls insulating bar 7, traction steel wire 3 is in second pulley 8, the biography of first pulley 1
Under dynamic, lower jaw 5 is driven to be moved up in chute 6, the auto-articulated metal zinc oxide tail end band iron 11 of lower jaw 5, upper jaw
10th, lower jaw 5 is closely connected with metal zinc oxide tail end band iron 11, by test lead 12 by metal zinc oxide tail end band iron 11
Tail current introduce tester.
Specifically, the contact point of the test lead 12 and current clamp is located on lower jaw 5.
Specifically, the upper jaw 10 is fixed on the top of chute 6.
It can be seen that structured operating method is simple described in the present embodiment, tester can be tested in safe range, effectively
The security of tester is ensure that, improves testing efficiency.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (10)
- A kind of 1. potable metal Zinc oxide lightning arrester live-line test current clamp, it is characterised in that：Including chute (6), lower jaw (5), traction steel wire (3), first pulley (1), insulating bar (7), second pulley (8), first pulley (1) are fixed in longitudinally disposed Chute (6) upper end, one end of insulating bar (7) is set in the lower end of chute (6), and the other end of insulating bar (7) is free end； It is arranged in second pulley (8) on insulating bar (7)；One end of traction steel wire (3) is connected with lower jaw (5), and lower jaw (5) is being led Draw and slided under the traction of steel wire (3) in chute (6), the other end of traction steel wire (3) is successively around first pulley (1), second Pulley (8) is fixed on insulating bar (7).
- A kind of 2. potable metal Zinc oxide lightning arrester live-line test current clamp according to claim 1, it is characterised in that： The insulating bar (7) and the connection end of chute (6) are provided with sleeve.
- A kind of 3. potable metal Zinc oxide lightning arrester live-line test current clamp according to claim 1, it is characterised in that： The first pulley (1) is fixed on chute (6) by fixing bolt (2).
- A kind of 4. potable metal Zinc oxide lightning arrester live-line test current clamp according to claim 1, it is characterised in that： One end of the traction steel wire (3) is fixed on lower jaw (5) by the first binding in wire bolt (4).
- A kind of 5. potable metal Zinc oxide lightning arrester live-line test current clamp according to claim 1, it is characterised in that： After the other end of the traction steel wire (3) passes through second pulley (8), insulating bar is fixed on by the second binding in wire bolt (9) (7) on.
- A kind of 6. potable metal Zinc oxide lightning arrester live-line test current clamp according to claim 1, it is characterised in that： The first pulley (1) and second pulley (8) are fixed pulley.
- A kind of 7. potable metal Zinc oxide lightning arrester live-line test current clamp according to claim 1, it is characterised in that： The chute (6) is metal sliding slot.
- 8. a kind of potable metal Zinc oxide lightning arrester live-line test current clamp according to claim 1-7 any one Operating method, it is characterised in that：Metal zinc oxide tail end band iron (11) is placed between upper jaw (10) and lower jaw (5), drawn Dynamic insulating bar (7), traction steel wire (3) second pulley (8), first pulley (1) transmission under, drive lower jaw (5) in chute (6) in move up, lower jaw (5) auto-articulated metal zinc oxide tail end band iron (11), upper jaw (10), lower jaw (5) with Metal zinc oxide tail end band iron (11) closely connects, by test lead (12) by the tail end of metal zinc oxide tail end band iron (11) Electric current introduces tester.
- 9. a kind of operating method of potable metal Zinc oxide lightning arrester live-line test current clamp according to claim 8, It is characterized in that：The test lead (12) and the contact point of current clamp are located on lower jaw (5).
- 10. a kind of operating method of potable metal Zinc oxide lightning arrester live-line test current clamp according to claim 9, It is characterized in that：The upper jaw (10) is fixed on the top of chute (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711078424.XA CN107607752A (en) | 2017-11-06 | 2017-11-06 | A kind of potable metal Zinc oxide lightning arrester live-line test current clamp and operating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711078424.XA CN107607752A (en) | 2017-11-06 | 2017-11-06 | A kind of potable metal Zinc oxide lightning arrester live-line test current clamp and operating method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107607752A true CN107607752A (en) | 2018-01-19 |
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ID=61085802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711078424.XA Pending CN107607752A (en) | 2017-11-06 | 2017-11-06 | A kind of potable metal Zinc oxide lightning arrester live-line test current clamp and operating method |
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| Country | Link |
|---|---|
| CN (1) | CN107607752A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110794238A (en) * | 2019-11-08 | 2020-02-14 | 国网山东省电力公司日照供电公司 | Zinc oxide arrester live-line tester and use method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202013380U (en) * | 2011-03-17 | 2011-10-19 | 重庆市电力公司长寿供电局 | Device for testing DC resistance of transformer |
| CN203396789U (en) * | 2013-06-24 | 2014-01-15 | 国家电网公司 | Arrester three-phase simultaneous detection lead wire clamp |
| CN203705483U (en) * | 2013-12-19 | 2014-07-09 | 国家电网公司 | Clamp mouth of lightning arrester live-line test wiring clamp |
| CN204595027U (en) * | 2015-04-15 | 2015-08-26 | 国家电网公司 | Device is torn in lightning arrester live-line test cramp joint open |
| CN105067863A (en) * | 2015-08-07 | 2015-11-18 | 国家电网公司 | Auxiliary tool for resistive current testing wire of 750KV lightning arrester |
| CN205176073U (en) * | 2015-12-10 | 2016-04-20 | 国网四川省电力公司眉山供电公司 | Arrester live test drainage pincers |
| CN206387819U (en) * | 2016-12-07 | 2017-08-08 | 内蒙古电力(集团)有限责任公司鄂尔多斯电业局 | A kind of high-altitude automatic deploying and retracting test wire action bars |
| CN206671453U (en) * | 2017-04-25 | 2017-11-24 | 国网河南省电力公司检修公司 | Lightning arrester live-line test safety appliance |
-
2017
- 2017-11-06 CN CN201711078424.XA patent/CN107607752A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202013380U (en) * | 2011-03-17 | 2011-10-19 | 重庆市电力公司长寿供电局 | Device for testing DC resistance of transformer |
| CN203396789U (en) * | 2013-06-24 | 2014-01-15 | 国家电网公司 | Arrester three-phase simultaneous detection lead wire clamp |
| CN203705483U (en) * | 2013-12-19 | 2014-07-09 | 国家电网公司 | Clamp mouth of lightning arrester live-line test wiring clamp |
| CN204595027U (en) * | 2015-04-15 | 2015-08-26 | 国家电网公司 | Device is torn in lightning arrester live-line test cramp joint open |
| CN105067863A (en) * | 2015-08-07 | 2015-11-18 | 国家电网公司 | Auxiliary tool for resistive current testing wire of 750KV lightning arrester |
| CN205176073U (en) * | 2015-12-10 | 2016-04-20 | 国网四川省电力公司眉山供电公司 | Arrester live test drainage pincers |
| CN206387819U (en) * | 2016-12-07 | 2017-08-08 | 内蒙古电力(集团)有限责任公司鄂尔多斯电业局 | A kind of high-altitude automatic deploying and retracting test wire action bars |
| CN206671453U (en) * | 2017-04-25 | 2017-11-24 | 国网河南省电力公司检修公司 | Lightning arrester live-line test safety appliance |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110794238A (en) * | 2019-11-08 | 2020-02-14 | 国网山东省电力公司日照供电公司 | Zinc oxide arrester live-line tester and use method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180119 |
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| RJ01 | Rejection of invention patent application after publication |