CN103022911B - A kind of central high-voltage cabinet electricity detection vehicle - Google Patents

A kind of central high-voltage cabinet electricity detection vehicle Download PDF

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Publication number
CN103022911B
CN103022911B CN201210497204.1A CN201210497204A CN103022911B CN 103022911 B CN103022911 B CN 103022911B CN 201210497204 A CN201210497204 A CN 201210497204A CN 103022911 B CN103022911 B CN 103022911B
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China
Prior art keywords
electrical verification
verification contact
detection vehicle
electricity detection
chassis
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CN201210497204.1A
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CN103022911A (en
Inventor
何建明
陈越伟
叶建明
魏伟明
何强
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State Grid Corp of China SGCC
Shaoxing Electric Power Bureau
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State Grid Corp of China SGCC
Shaoxing Electric Power Bureau
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  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Gas-Insulated Switchgears (AREA)

Abstract

The invention discloses a kind of central high-voltage cabinet electricity detection vehicle, comprise chassis, described chassis is connected with electrical verification contact base, and described electrical verification contact base is connected with electrical verification contact; Described chassis is connected with valve opening device.The invention provides a kind of central high-voltage cabinet electricity detection vehicle, it can directly electrical verification by electrical verification contact, during electrical verification only the side valve of circuit open just can electrical verification, operating efficiency is substantially increased while guarantee security performance, and this electricity detection vehicle adopts being threaded of foldover design and electrical verification contact base and electrical verification contact, both be convenient to maintenance and the keeping of electrical verification contact, be also convenient to the storage of electricity detection vehicle.

Description

A kind of central high-voltage cabinet electricity detection vehicle
Technical field
The present invention relates to a kind of central high-voltage cabinet electricity detection vehicle.
Background technology
KYN type intermediate switchgear cabinet belongs to enclosed type power equipment, there is the problem being difficult to direct electrical verification.When overhaul of the equipments or line outage, when needing to do safety measure, operating personnel need to open switch cubicle lower cabinet door, just can carry out direct electrical verification, waste time and energy, and increase the operating time.
To the power equipment cannot taking direct electrical verification, the way of the polynary judgement of indirect method of checking electricity can be adopted.For this reason, in the outlet of equipment, a set of three-phase voltage indicator light or display are installed, induce high voltage, be converted to low-voltage, directly show in cabinet front end.But this electrification display failure rate is higher, its instruction result can only as a reference, need to combine with additive method to make correct judgement.
For meeting the needs of direct electrical verification, the producer of KYN type intermediate switchgear cabinet develops corresponding electricity-testing handcart.This type of electricity-testing handcart is improved slightly on the basis of original wheelbarrow switch chassis vehicle, and what have adds the organic insulation baffle plate having three hand holes, and what have adds insulating sleeve, and what have is exactly simply original chassis vehicle.Their common features are: the function having continued to use chassis vehicle opening switch cabinet contact valve; Chassis vehicle adopts leading screw operation; Electricity-testing handcart does not have electroscope, needs to carry out electrical verification with electroscope.There are the following problems to use this type of electricity-testing handcart.
1) electricity-testing handcart overall weight is large, and the free-hand carrying of person on duty is difficult, generally need carry with transfer car(buggy).
2) there is one section of metal position electroscope front end, and it, close in cabinet during fixed contact, shortens the insulation distance of fixed contact to metal cabinet.The contact head insulated cylinder of this type of switch cubicle itself designs compact, narrow space in insulating cylinder, and the safe distance of contact to metal cabinet just meets regulatory requirements, and electroscope metal position one is close, and safe distance is just not much of that.
3) step of electrical verification is complicated, relates to the links such as the carrying of handcart, the unlatching of valve, the use of electroscope, and on operation order, often only has a simple step: " identify the true no-voltage in line side." if above-mentioned link is coherent integral, can produce uncontrollable factor in electrical verification process, especially when the equipment of whole piece bus stops labour.Therefore the step of simplification or integrated electrical verification is necessary.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide a kind of central high-voltage cabinet electricity detection vehicle, it can directly electrical verification by electrical verification contact, during electrical verification only the side valve of circuit open just can electrical verification, operating efficiency is substantially increased while guarantee security performance, and this electricity detection vehicle adopts being threaded of foldover design and electrical verification contact base and electrical verification contact, has both been convenient to maintenance and the keeping of electrical verification contact, has also been convenient to the storage of electricity detection vehicle.
The present invention reaches above-mentioned object, and the present invention adopts following technical scheme:
A kind of central high-voltage cabinet electricity detection vehicle, comprise chassis, described chassis is connected with electrical verification contact base, and described electrical verification contact base is connected with electrical verification contact; Described chassis is connected with valve opening device.
Described electrical verification contact comprises sleeve, is installed with alarm and screw rod respectively in described sleeve; Described screw rod is socketed with copper ring and spring outward successively.
Both sides, described chassis offer sliding rail respectively, and one end of described sliding rail and support bar is movably connected, and the other end of support bar is connected with electrical verification contact base.
Described chassis is connected with handle by latch; And between latch and handle, packing ring is installed.
Both sides, described chassis are separately installed with roller.
Described electrical verification contact base is threaded with electrical verification contact.
Described chassis is connected with electrical verification contact base by hinge.
Described chassis is connected with valve opening device by bolt.
Beneficial effect of the present invention is: the invention provides a kind of central high-voltage cabinet electricity detection vehicle, it can directly electrical verification by electrical verification contact, during electrical verification only the side valve of circuit open just can electrical verification, operating efficiency is substantially increased while guarantee security performance, and this electricity detection vehicle adopts being threaded of foldover design and electrical verification contact base and electrical verification contact, both be convenient to maintenance and the keeping of electrical verification contact, be also convenient to the storage of electricity detection vehicle.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structure for amplifying schematic diagram of electrical verification contact in Fig. 1;
Fig. 3 is the cutaway view of Fig. 2 A-A.
Embodiment
Embodiment 1
As shown in Figure 1, 2, 3, the present embodiment provides a kind of central high-voltage cabinet electricity detection vehicle, comprises chassis 1, and described chassis 1 is connected with electrical verification contact base 4 by hinge 5, and described electrical verification contact base 4 is threaded with electrical verification contact 9; Described chassis 1 is connected with valve opening device 10 by bolt 6.Described electrical verification contact 9 comprises sleeve 17, is installed with alarm 13 and screw rod 14 in described sleeve 17 respectively; Described screw rod 14 is outer is socketed with copper ring 15 and spring 16 successively.Both sides, described chassis 1 offer two sliding rails 3 respectively, and described sliding rail 3 is movably connected with one end of support bar 8, and the other end of support bar 8 is connected with electrical verification contact base 4.Shake hands 7 to be connected with two by latch 12 in described chassis 1; And between latch 12 and handle 7, packing ring 11 is installed.Both sides, described chassis 1 are separately installed with 4 rollers 2.
When using the present embodiment central high-voltage cabinet electricity detection vehicle to carry out electrical verification to KYN type intermediate switchgear cabinet, first check that whether each parts of central high-voltage cabinet electricity detection vehicle are normal, whether its insulating element has damage.Then electrical verification contact base 4 is dug, maintained the position vertical with chassis 1.Then three electrical verification contacts 9 are threaded with electrical verification contact base 4, and whether intact with portable high-pressure generator inspection electrical verification contact 9.Then, before central high-voltage cabinet electricity detection vehicle being placed in the KYN type intermediate switchgear cabinet treating electrical verification, the latch 12 on fixing both sides, waits for electrical verification operation.Then central high-voltage cabinet electricity detection vehicle both sides latch 12 is drawn toward in, and promote central high-voltage cabinet electricity detection vehicle and move in KYN type intermediate switchgear cabinet, valve opening device 10 promotes KYN type intermediate switchgear cabinet line side contact valve lever, and contact valve is maintained enable possition.Then central high-voltage cabinet electricity detection vehicle moves on, until electrical verification contact 9 is collided with fixed contact in KYN type intermediate switchgear cabinet.Finally extracted out in KYN type intermediate switchgear cabinet by central high-voltage cabinet electricity detection vehicle, this KYN type intermediate switchgear cabinet circuit electrical verification operation terminates.The electrical verification operation of other many cabinets can be carried out as required.At the end of electrical verification, electrical verification contact 9 can be unloaded from electrical verification contact base 4, electrical verification contact base 4 be turned down and develops with chassis 1, pack up and store central high-voltage cabinet electricity detection vehicle.
A kind of central high-voltage cabinet electricity detection vehicle that the present embodiment provides, it can directly electrical verification by electrical verification contact, during electrical verification only the side valve of circuit open just can electrical verification, operating efficiency is substantially increased while guarantee security performance, and this electricity detection vehicle adopts being threaded of foldover design and electrical verification contact base and electrical verification contact, both be convenient to maintenance and the keeping of electrical verification contact, be also convenient to the storage of electricity detection vehicle.

Claims (1)

1. a central high-voltage cabinet electricity detection vehicle, is characterized in that: comprise chassis (1), and described chassis (1) is connected with electrical verification contact base (4), and described electrical verification contact base (4) is connected with electrical verification contact (9); Described chassis (1) is connected with valve opening device (10); Described electrical verification contact (9) comprises sleeve (17), is installed with alarm (13) and screw rod (14) in described sleeve (17) respectively; Described screw rod (14) is socketed with copper ring (15) and spring (16) outward successively; Described chassis (1) both sides offer sliding rail (3) respectively, and described sliding rail (3) is movably connected with one end of support bar (8), and the other end of support bar (8) is connected with electrical verification contact base (4); Described chassis (1) is connected with handle (7) by latch (12); And between latch (12) and handle (7), packing ring (11) is installed; Described chassis (1) both sides are separately installed with roller (2); Described electrical verification contact base (4) is threaded with electrical verification contact (9); Described chassis (1) is connected with electrical verification contact base (4) by hinge (5); Described chassis (1) is connected with valve opening device (10) by bolt (6).
CN201210497204.1A 2012-11-28 2012-11-28 A kind of central high-voltage cabinet electricity detection vehicle Active CN103022911B (en)

Priority Applications (1)

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CN201210497204.1A CN103022911B (en) 2012-11-28 2012-11-28 A kind of central high-voltage cabinet electricity detection vehicle

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Application Number Priority Date Filing Date Title
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CN103022911B true CN103022911B (en) 2015-08-05

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104466759A (en) * 2014-12-31 2015-03-25 宁夏力成电气集团有限公司 Multifunctional live-part verification trolley used for switch cabinet
CN104795746B (en) * 2015-03-30 2018-04-20 国家电网公司 Foldable 10 kilovolt middle-placed cabinet electricity check trolley

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6433530B1 (en) * 2000-12-18 2002-08-13 Lisle Corporation Hand held circuit and polarity tester
CN101807758A (en) * 2010-04-13 2010-08-18 河北工业大学 Test electric connector of low voltage breaker
CN201759064U (en) * 2010-05-20 2011-03-16 马雪梅 Drawable desk
CN202126460U (en) * 2011-06-16 2012-01-25 山东电力集团公司济南供电公司 Direct electricity testing vehicle for switch cabinet
CN202978057U (en) * 2012-11-28 2013-06-05 绍兴电力局 Central positioned high-voltage cabinet electricity-testing cart

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6433530B1 (en) * 2000-12-18 2002-08-13 Lisle Corporation Hand held circuit and polarity tester
CN101807758A (en) * 2010-04-13 2010-08-18 河北工业大学 Test electric connector of low voltage breaker
CN201759064U (en) * 2010-05-20 2011-03-16 马雪梅 Drawable desk
CN202126460U (en) * 2011-06-16 2012-01-25 山东电力集团公司济南供电公司 Direct electricity testing vehicle for switch cabinet
CN202978057U (en) * 2012-11-28 2013-06-05 绍兴电力局 Central positioned high-voltage cabinet electricity-testing cart

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