CN109004569A - A kind of totally-enclosed switch cabinet bus grounding device and application method - Google Patents

A kind of totally-enclosed switch cabinet bus grounding device and application method Download PDF

Info

Publication number
CN109004569A
CN109004569A CN201810918167.4A CN201810918167A CN109004569A CN 109004569 A CN109004569 A CN 109004569A CN 201810918167 A CN201810918167 A CN 201810918167A CN 109004569 A CN109004569 A CN 109004569A
Authority
CN
China
Prior art keywords
switch cabinet
totally
bus
grounding device
screw rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810918167.4A
Other languages
Chinese (zh)
Inventor
郭跃东
郭小娴
郭丽华
陈立娜
靳福悦
袁磊
杨鹏
孟丽英
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Nanyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Nanyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Nanyang Power Supply Co of State Grid Henan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201810918167.4A priority Critical patent/CN109004569A/en
Publication of CN109004569A publication Critical patent/CN109004569A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B11/00Switchgear having carriage withdrawable for isolation
    • H02B11/12Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
    • H02B11/167Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal truck type
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B11/00Switchgear having carriage withdrawable for isolation
    • H02B11/28Earthing arrangements

Abstract

A kind of totally-enclosed switch cabinet bus grounding device of the present invention and application method, belong to electric power overhaul technical field, the bus grounding device includes operating platform mechanism, chassis vehicle is equipped with above operating platform mechanism, panel is fixedly connected on chassis vehicle, support insulator there are three being fixedly connected on panel, a conductive arm and a moving contact are fixedly connected on each support insulator of three support insulators, three conductive arms three-phase, which is shorted after copper bar connection, to be connected by the first grounding copper bar with the chassis vehicle, three moving contacts are corresponding with three upper static contacts of inside switch cabinet to be connected, the three-phase bus of bus-bar room passes through branch's downlead contact connectio corresponding with three upper static contacts respectively, the bus grounding device can not reliable ground when efficiently solving the problems, such as switch cabinet bus maintenance, operating personnel is efficiently solved to seal entirely The personal safety during switchgear busbar overhaul is closed, there is good popularization and application foreground.

Description

A kind of totally-enclosed switch cabinet bus grounding device and application method
Technical field
The present invention relates to electric power overhaul technical fields, more particularly, to a kind of totally-enclosed switch cabinet bus grounding device and make Use method.
Background technique
The model of totally-enclosed switchgear is more, producer is more, most importantly quantity is more, is master important in current electric system One of equipment.Totally-enclosed switchgear is made of breaker chamber, bus-bar room, cable vault, control room, this four rooms of switchgear are phases It is mutually independent and each self-enclosed, it is not connected.Power equipment needs to be temporarily disengaged from from electric system in maintenance and must can By ground connection, but since design reasons are when the bus of totally-enclosed switchgear needs repairing, none is specific, suitable on bus , reliable grounding point, this technical problem seriously affects people of the operating personnel in totally-enclosed switch cabinet bus maintenance process Body safety.
The document of 105449571 A of Publication No. CN discloses a kind of switch cabinet bus grounding device, including with universal The pedestal of wheel, the bracket being set on the base, pedestal upper end are equipped with cross-arm, and the fixture of position-adjustable, card are provided on cross-arm Ground connection inserting tube is fixed on cross-arm by tool, and ground connection inserting tube is insulating bar, and ground connection inserting tube front end is provided with probe, and ground wire is by ground connection It is connected inside inserting tube with probe, although the document is horizontal according to the setting of the position of different model switchgear three-phase static contact when in use The handcart room of the pedestal push-in switchgear of belt supporting frame is opened valve by the position of load and the fixture position of dead earth inserting tube, After electrical verification determines no-voltage, without removing the pedestal of belt supporting frame, quickly ground connection inserting tube is mounted on cross-arm, quincunx touching Head is reliably connected with static contact, guarantees the reliability of ground connection, but switch cabinet bus grounding device nothing in totally-enclosed switchgear Method is applicable in.
Notification number provides a kind of universal bus grounding device of switchgear for the document of 104466457 B of CN, comprising: one A chuck mechanism, the chuck mechanism are equipped with ground wire exit for the static contact in clamping switch cabinet, chuck mechanism;One Operation set linkage tells that operation set linkage is allowed to clamp the static contact, operation set for connecting and operating chuck mechanism Opposite clamping stagnation is fixed and is convenient for the connection structure of axial separation when being equipped with rotation between linkage and chuck mechanism.Chuck mechanism packet A connector is included, the rear end circumferential surface of connector is equipped with circumferential damping structure, for covering the damping sleeve in linkage with operation It matches, on the rear end circumferential surface of the connector and front end of damping sleeve is respectively equipped in the damping outer-hexagonal head and damping use of cooperation Turret head.Although the present apparatus facilitates engineering staff when overhauling by switch cabinet bus grounding, easy to operate, safety is good, and saves Working hour, but the device is inconvenient for operation in use process in totally-enclosed switchgear, needs to be further increased.
Summary of the invention
In view of this, in view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of totally-enclosed switch cabinet bus to connect Ground device and application method provide specific, suitable, reliable grounding point for busbar grounding, efficiently solve operation people Personal safety of the member in totally-enclosed switch cabinet bus maintenance process.
In order to achieve the above objectives, the invention adopts the following technical scheme:
A kind of totally-enclosed switch cabinet bus grounding device, including operating platform mechanism, the operating platform mechanism top are equipped with bottom Jiggering is fixedly connected with the panel vertical with the chassis vehicle on the chassis vehicle, is fixedly connected with level side on the panel To three support insulators, be fixedly connected to a conduction on each support insulator of three support insulators Arm and a moving contact positioned at the conductive arm front end, three conductive arms three-phase, which is shorted after copper bar connects, passes through first Grounding copper bar is connected with the chassis vehicle, three corresponding companies of contact of upper static contact of three moving contacts and inside switch cabinet It connects, it is corresponding with three upper static contacts that A phase bus, B phase bus and the C phase bus of bus-bar room pass through branch's downlead respectively It connects.
Further, the side of the chassis vehicle is provided with handle, and the bottom of the chassis vehicle is provided with idler wheel.
Further, the chassis vehicle is connected by the second grounding copper bar in switchgear with the earth.
Further, the operating platform mechanism includes height-adjustable upper mounting plate, fixed lower platform, screw rod With round plastic runner.
Further, the upper mounting plate and the lower platform shape are square, the bottom at four angles of upper mounting plate It is equipped with thread bush, the top at four angles of lower platform is equipped with lower thread bush, and the screw rod turns through the round plastic It takes turns and is cooperatively connected respectively with the upper thread bush, the lower thread bush.
Further, the screw rod number is 4, and the screw rod includes upper screw rod and lower screw rod, the upper screw rod and institute Lower screw flight shape is stated on the contrary, the upper screw rod is correspondingly connected with upper thread bush, the lower screw rod and the lower thread bush It is correspondingly connected with.
A kind of application method of totally-enclosed switch cabinet bus grounding device, comprising the following steps:
Step 1: when bus interruption maintenance, the breaker in the totally-enclosed switchgear of one side any on bus is flat by operation Platform mechanism is released from totally-enclosed switchgear, then, totally-enclosed switch cabinet bus grounding device is pushed into the full envelope of identical faces It closes in the breaker chamber of switchgear, so as to complete the reliable ground of switch cabinet bus;
Step 2: after busbar overhaul work, above-mentioned totally-enclosed switch cabinet bus grounding device from totally-enclosed switchgear Middle release recycles operating platform mechanism breaker to be pushed into the situ in the breaker chamber of totally-enclosed switchgear, from And complete the dismounting of switch cabinet bus grounding.
The beneficial effects of the present invention are:
1, the present invention provides a kind of totally-enclosed switch cabinet bus grounding device, and when bus needs to overhaul, just the device is placed on In operating platform mechanism, the breaker chamber of device level push-in switchgear is then made into the full envelope by operating platform mechanism Three horizontal conductive arms of switch cabinet bus grounding device are closed by being located at three moving contacts and inside switch cabinet of its front end Three upper static contacts are in contact, and such bus is in contact by branch's downlead with three upper static contacts of inside switch cabinet, and These three upper static contacts again on chassis vehicle three horizontal conductive arms and moving contact be in contact respectively after connect by grounding copper bar Ground, efficiently solve the problems, such as switch cabinet bus maintenance when can not reliable ground, operating personnel has been effectively ensured in totally-enclosed switch Personal safety during cabinet busbar overhaul has good popularization and application foreground.
2, the present invention provides a kind of totally-enclosed switch cabinet bus grounding device, and the operating platform mechanism includes that height is adjustable Upper mounting plate, fixed lower platform, operating platform mechanism pass through rotation round plastic driven by rotating wheel spiral shell connected to it The opposite upper screw rod of line shape and lower screw rod move up and down in upper thread bush and lower thread bush respectively, and operating platform can be completed Mechanism moves up and down, and then reaches the height and position of the bus grounding device in adjustment operating platform mechanism, realizes that height can It adjusts, easy to operate, using flexible, working efficiency is higher.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the top view of operation of the present invention platform mechanism;
Fig. 3 is the main view of operation of the present invention platform mechanism.
In figure: 1, operating platform mechanism, 2, chassis vehicle, 3, panel, 4, support insulator, 5, conductive arm, 6, moving contact, 7, Three-phase be shorted copper bar, the 8, first grounding copper bar, 9, upper static contact, 10, A phase bus, 11, B phase bus, 12, C phase bus, 13, point Branch downlead, 14, handle, 15, idler wheel, 16, upper mounting plate, 17, lower platform, 18, upper thread bush, 19, round plastic runner, 20, Lower thread bush, 21, upper screw rod, 22, lower screw rod.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention Attached drawing, the technical solution of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this hair Bright a part of the embodiment, instead of all the embodiments.Based on described the embodiment of the present invention, ordinary skill Personnel's every other embodiment obtained, shall fall within the protection scope of the present invention.
Embodiment
As shown in Figure 1, a kind of totally-enclosed switch cabinet bus grounding device, including operating platform mechanism 1, the operating platform It is equipped with chassis vehicle 2 above mechanism 1, is fixedly connected with the panel 3 vertical with the chassis vehicle, the panel 3 on the chassis vehicle 2 On be fixedly connected with three support insulators 4 of horizontal direction, three support insulators 4 on direction perpendicular to the panel 3, Three support insulators 4 are distributed side by side on panel 3, solid on each support insulator of three support insulators 4 Surely it is connected with a conductive arm 5 and a moving contact 6 positioned at 5 front end of conductive arm, the number of the conductive arm 5 is 3, The number of the moving contact 6 is 3.3 conductive arms 5 three-phase be shorted after copper bar 7 connects by the first grounding copper bar 8 with The chassis vehicle 2 is connected.
Three moving contacts 6 are corresponding with three upper static contacts 9 of inside switch cabinet to be connected, three moving contacts and three A static contact connects one to one, and A phase bus 10, B phase bus 11 and the C phase bus 12 of bus-bar room pass through branch's downlead respectively 13 contact connectios corresponding with three upper static contacts 9.
The chassis vehicle 2 is connected by the second grounding copper bar (not shown) in switchgear with the earth.
The side of the chassis vehicle 2 is provided with handle 14, and the bottom of the chassis vehicle 2 is provided with idler wheel 15, idler wheel 15 Number is 4.Handle 14 can pull the chassis vehicle 2 to be convenient for being moved easily for chassis vehicle 2 in the position of operating platform mechanism 1 Busbar overhaul provides convenient.
Bus passes through the bus-bar room of every face switchgear, the upper moving contact of three of the breaker top in the switchgear of every face It is in contact with three upper static contacts of inside switch cabinet and passes through branch's downlead and be connected with the indoor main bus-bar of respective bus, When bus needs to overhaul, with regard to making to seal entirely in the breaker chamber of totally-enclosed switch cabinet bus grounding device level push-in switchgear Three horizontal conductive arms of switch cabinet bus grounding device are closed by being located at three moving contacts and inside switch cabinet of its front end Three upper static contacts are in contact, A phase bus 10, B phase bus 11 and the C phase bus 12 of such bus-bar room by branch's downlead with Three upper static contacts 9 of inside switch cabinet are in contact, and these three upper static contacts 9 and three horizontal conductive arms on chassis vehicle 5 and moving contact 6 be in contact respectively after be grounded by the first grounding copper bar 8, can not can when efficiently solving switch cabinet bus maintenance By problem with grounding.
As Figure 2-3, the operating platform mechanism 1 includes height-adjustable upper mounting plate 16, fixed lower platform 17, screw rod and round plastic runner 19,17 bottom of lower platform are equipped with movable pulley,
The upper mounting plate 16 and 17 shape of the lower platform are square, and the bottom at 16 4 angles of upper mounting plate is equipped with Thread bush 18, the top at 17 4 angles of lower platform are equipped with lower thread bush 20, and the screw rod runs through the round plastic runner It 19 and is cooperatively connected respectively with the upper thread bush, the lower thread bush.Wherein: the number of round plastic runner 19 is four, Upper thread bush, lower thread bush number be 4,
The screw rod number is 4, and the screw rod includes upper screw rod 21 and lower screw rod 22, the upper screw rod 21 and the lower screw rod 22 thread shape is on the contrary, the upper screw rod 21 is correspondingly connected with upper thread bush 18, the lower screw rod 22 and the lower thread bush 20 are correspondingly connected with.The number of upper screw rod 21 and lower screw rod 22 is 4.
The application method of the totally-enclosed switch cabinet bus grounding device of one of present invention, comprising the following steps:
Step 1: when bus interruption maintenance, the breaker in the totally-enclosed switchgear of one side any on bus is flat by operation Platform mechanism is released from totally-enclosed switchgear, then, totally-enclosed switch cabinet bus grounding device is pushed into the full envelope of identical faces It closes in the breaker chamber of switchgear, so as to complete the reliable ground of switch cabinet bus;
Step 2: after busbar overhaul work, above-mentioned totally-enclosed switch cabinet bus grounding device from totally-enclosed switchgear Middle release recycles operating platform mechanism breaker to be pushed into the situ in the breaker chamber of totally-enclosed switchgear, from And complete the dismounting of switch cabinet bus grounding.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common Other modifications or equivalent replacement that technical staff makes technical solution of the present invention, without departing from technical solution of the present invention Spirit and scope, be intended to be within the scope of the claims of the invention.

Claims (7)

1. a kind of totally-enclosed switch cabinet bus grounding device, it is characterised in that: including operating platform mechanism, the operating platform machine It is equipped with chassis vehicle above structure, the panel vertical with the chassis vehicle is fixedly connected on the chassis vehicle, is fixed on the panel It is connected with three support insulators of horizontal direction, fixed company on each support insulator of three support insulators It is connected to a conductive arm and a moving contact positioned at the conductive arm front end, three conductive arms three-phase is shorted copper bar and connects It is connected by the first grounding copper bar with the chassis vehicle after connecing, three upper static contacts of three moving contacts and inside switch cabinet Corresponding to connect, A phase bus, B phase bus and the C phase bus of bus-bar room pass through respectively on branch's downlead and described three Static contact is corresponding to be connected.
2. a kind of totally-enclosed switch cabinet bus grounding device according to claim 1, it is characterised in that: the chassis vehicle Side is provided with handle, and the bottom of the chassis vehicle is provided with idler wheel.
3. a kind of totally-enclosed switch cabinet bus grounding device according to claim 1, it is characterised in that: the chassis vehicle is logical The second grounding copper bar crossed in switchgear is connected with the earth.
4. a kind of totally-enclosed switch cabinet bus grounding device according to claim 1, it is characterised in that: the operation is flat Platform mechanism includes height-adjustable upper mounting plate, fixed lower platform, screw rod and round plastic runner.
5. a kind of totally-enclosed switch cabinet bus grounding device according to claim 4, it is characterised in that: the upper mounting plate and The lower platform shape is square, and the bottom at four angles of upper mounting plate is equipped with thread bush, the lower platform four The top at angle be equipped with lower thread bush, the screw rod through the round plastic runner and respectively with the upper thread bush, it is described under Thread bush is cooperatively connected.
6. a kind of totally-enclosed switch cabinet bus grounding device according to claim 3, it is characterised in that: the screw rod number It is 4, the screw rod includes upper screw rod and lower screw rod, and the upper screw rod and the lower screw flight shape are on the contrary, on described Screw rod is correspondingly connected with upper thread bush, and the lower screw rod is correspondingly connected with the lower thread bush.
7. a kind of application method of totally-enclosed switch cabinet bus grounding device, it is characterised in that: the following steps are included:
Step 1: when bus interruption maintenance, the breaker in the totally-enclosed switchgear of one side any on bus is flat by operation Platform mechanism is released from totally-enclosed switchgear, then, totally-enclosed switch cabinet bus grounding device is pushed into the full envelope of identical faces It closes in the breaker chamber of switchgear, so as to complete the reliable ground of switch cabinet bus;
Step 2: after busbar overhaul work, above-mentioned totally-enclosed switch cabinet bus grounding device from totally-enclosed switchgear Middle release recycles operating platform mechanism breaker to be pushed into the situ in the breaker chamber of totally-enclosed switchgear, from And complete the dismounting of switch cabinet bus grounding.
CN201810918167.4A 2018-08-13 2018-08-13 A kind of totally-enclosed switch cabinet bus grounding device and application method Pending CN109004569A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810918167.4A CN109004569A (en) 2018-08-13 2018-08-13 A kind of totally-enclosed switch cabinet bus grounding device and application method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810918167.4A CN109004569A (en) 2018-08-13 2018-08-13 A kind of totally-enclosed switch cabinet bus grounding device and application method

Publications (1)

Publication Number Publication Date
CN109004569A true CN109004569A (en) 2018-12-14

Family

ID=64595883

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810918167.4A Pending CN109004569A (en) 2018-08-13 2018-08-13 A kind of totally-enclosed switch cabinet bus grounding device and application method

Country Status (1)

Country Link
CN (1) CN109004569A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112103831A (en) * 2020-08-06 2020-12-18 河南平高通用电气有限公司 PT handcart and use cubical switchboard of this PT handcart

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201193033Y (en) * 2008-04-16 2009-02-11 长春轨道客车股份有限公司 Installation apparatus for build-in vehicle roof
CN205882529U (en) * 2016-06-29 2017-01-11 莱福士电力电子设备(深圳)有限公司 In put cabinet and use ground connection car
CN107153134A (en) * 2017-06-15 2017-09-12 国网山东省电力公司枣庄供电公司 Electrical verification earth handcart and method of work
CN207475047U (en) * 2017-12-04 2018-06-08 河南省森电电力设备股份有限公司 A kind of middle-placed switch cabinet transiting vehicle that can adjust height

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201193033Y (en) * 2008-04-16 2009-02-11 长春轨道客车股份有限公司 Installation apparatus for build-in vehicle roof
CN205882529U (en) * 2016-06-29 2017-01-11 莱福士电力电子设备(深圳)有限公司 In put cabinet and use ground connection car
CN107153134A (en) * 2017-06-15 2017-09-12 国网山东省电力公司枣庄供电公司 Electrical verification earth handcart and method of work
CN207475047U (en) * 2017-12-04 2018-06-08 河南省森电电力设备股份有限公司 A kind of middle-placed switch cabinet transiting vehicle that can adjust height

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112103831A (en) * 2020-08-06 2020-12-18 河南平高通用电气有限公司 PT handcart and use cubical switchboard of this PT handcart

Similar Documents

Publication Publication Date Title
CN204395351U (en) Electric power pole-climbing inspection device
CN109004569A (en) A kind of totally-enclosed switch cabinet bus grounding device and application method
CN203325783U (en) Isolation switch with ice-melting short circuit and grounding switching functions
CN204304021U (en) A kind of Novel high-level bus bridge Special grounding wire clip
CN204927932U (en) Dolly of PT cabinet busbar grounding is exclusively used in
CN210779825U (en) Device for replacing whole string of tension insulators at cross arm end and wire end of direct-current transmission line
CN110649480B (en) Intelligent switch cabinet
CN110854736A (en) Method for assisting electric field feeding by adopting insulating bottle supporting frame
CN205452910U (en) Electrified disappearing of GW7 type plug -in strip lacks specialized tool
CN204651745U (en) Auxiliary equipment installed by a kind of GIS cable termination
CN201570812U (en) Grounding wire device for circuit anti-induction electricity
CN202094038U (en) Straight swinging dual step action outdoor high-voltage alternating current grounding switch
CN205178361U (en) Switch cabinet bus grounding device
CN204407234U (en) The isolating switch of 110kV transformer neutral point complete set of equipments
CN204205390U (en) 10 kilovolts of armored mid-set grounding device of switch cabinets
CN209496774U (en) Detachable disconnecting switch
CN209515540U (en) A kind of horizontal retractable ice-melt fracture isolating switch structure
CN211046222U (en) Novel withdrawable switch cabinet
CN204349312U (en) A kind of solid insulation vacuum switch cabinet with cable incoming-outgoing wire system
CN213633500U (en) Secondary wiring mechanism of voltage platform
CN203800200U (en) Portable ground wire
CN208127091U (en) A kind of star arrangement disconnecting link for counter for lightning arrester charged for replacement
CN209515545U (en) A kind of single ground connection horizontal retractable ice-melt disconnecting switch structure
CN208904398U (en) Distribution grounding-for-lightning device
CN207542424U (en) Based on the earthing or grounding means for realizing Quick-clamped

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination