CN205944856U - Voltage transformer handcart - Google Patents
Voltage transformer handcart Download PDFInfo
- Publication number
- CN205944856U CN205944856U CN201620777521.2U CN201620777521U CN205944856U CN 205944856 U CN205944856 U CN 205944856U CN 201620777521 U CN201620777521 U CN 201620777521U CN 205944856 U CN205944856 U CN 205944856U
- Authority
- CN
- China
- Prior art keywords
- contact
- voltage transformer
- handcart
- fuse
- plug
- 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.)
- Expired - Fee Related
Links
Landscapes
- Handcart (AREA)
Abstract
The utility model provides a voltage transformer handcart, including handcart main part and at least a set of measuring device, measuring device includes voltage transformer and fuse, voltage transformer sets up the lower extreme of handcart main part, the fuse passes through the upper end of insulated column setting in the handcart main part, voltage transformer with the one end electricity of fuse is connected, the other end of fuse is connected with the moving contact, the moving contact is duckbilled formula contact, the bottom of handcart main part is provided with the chassis, still includes the plug, the one end of plug with the voltage transformer electricity is connected, the other end and the outside distribution unit electricity of plug are connected. Because the moving contact be duckbilled formula contact, duckbilled formula contact has two contact copper bars, adopt this kind of structure after, not only can increase the contact surface of contact copper bar and static contact but also can conveniently adjust the handcart, make its simple structure compact, be favorable to the control of nimble operation and realization cost.
Description
Technical field
This utility model is related to the lower-layer handcart technical field being installed in KYN Xing Gui lower floor access path unit, especially
It is a kind of voltage mutual inducer trolley.
Background technology
In domestic 10kV electric power system power distribution station at present, develop increasingly with vacuum interrupter, vacuum circuit breaker technology
Perfect, 10kV series vacuum circuit breaker in distribution automation station using more and more, because 10kV series handcart type vacuum breaks
The widely using of road device medium-voltage equipment KYN cabinet type used in 3.6～12kV three-phase alternating current 50Hz sectionalized single busbar connection system, because
This, the type handcart simple to operate, easy to maintenance being matched with this is also increasingly widely used.Various handcarts are all shaken using worm screw
Move propulsion and exit, its operation is light, flexible.Whole handcart small volume, inspection and maintenance is convenient.Handcart is in cabinet in vivo test position
Put and put in place device with operating position, reliable to ensure mechanical interlocking.KYN28-12 type armored mid-set metal enclosed switch
Cabinet, has and prevents on-load push-and-pull circuit breaker cart, prevent from missing division chopper, prevent earthed switch to be in pass during make position
Platform chopper, prevent mistakenly entering into charged compartment, prevent the interlock etc. closing earthed switch in powered mistiming reliable " five prevent " work(
Can, structural strength is high, element connection and reasonable arrangement, and scheme is complete, and extensibility is strong.
Utility model content
This utility model provides a kind of voltage mutual inducer trolley, to be applied to above-mentioned KYN28-12 type armored mid-set metal
Closed switch cabinet.
In order to solve above-mentioned technical problem, this utility model provides a kind of voltage mutual inducer trolley, including handcart main body, and
Least one set measurement apparatus, described measurement apparatus include voltage transformer and fuse, and described voltage transformer is arranged on described
The lower end of handcart main body, described fuse is arranged on the upper end of handcart main body by insulated column, described voltage transformer with described
One end electrical connection of fuse, the other end of described fuse is connected with moving contact, and described moving contact is Duckbilled contact, described
The bottom of handcart main body is provided with chassis, also includes plug, and one end of described plug is electrically connected with described voltage transformer, institute
The other end stating plug is electrically connected with outside power supply unit.
The beneficial effects of the utility model are：Because moving contact is Duckbilled contact, Duckbilled contact has two pieces of contacts
Copper bar, after this structure, not only can increase the contact surface of contact copper bar and static contact but also conveniently can adjust handcart,
Make it simple and compact for structure, be conducive to the control of flexible operating and cost of implementation.
Further, one end of described voltage transformer and described fuse is electrically connected by connecting line, and its connecting line sets
There is spark gap, described spark gap is fixedly mounted in described handcart main body.
Beneficial effect using above-mentioned further scheme is：By arranging spark gap, handcart overvoltage can be prevented, improve
The reliability of handcart.
Further, described chassis is provided with grounding contact.
Beneficial effect using above-mentioned further scheme is：By arranging grounding contact, it is easy to be connected with connecting wires.
Further, described grounding contact is Duckbilled contact.
Beneficial effect using above-mentioned further scheme is：Duckbilled contact has two pieces of contact copper bars, using this knot
After structure, not only can increase the contact surface of contact copper bar and static contact and also conveniently can adjust handcart it is ensured that earth resistance relatively
Little, improve the reliability of ground connection.
Further, described chassis is provided with the motor that can drive the movement of described chassis.
Beneficial effect using above-mentioned further scheme is：By the motor of setting on chassis, make handcart after powered up
Voluntarily operating position can be run in testing position, solve due to making handcart inconvenience push away in lower floor's access path
Go out.
Further, described voltage mutual inducer trolley includes multigroup measurement apparatus being set up in parallel, in each measurement apparatus all
It is provided with moving contact, the depth of parallelism between multiple described moving contacts is less than or equal to 3mm.
Beneficial effect using above-mentioned further scheme is：The depth of parallelism between multiple moving contacts is less than or equal to 3mm, can
To guarantee moving contact and test plug good contact.
Further, the plurality of moving contact is located in same level.
Beneficial effect using above-mentioned further scheme is：Multiple moving contacts are located in same level it is ensured that handcart exists
The accuracy of positioning is installed in test application process.
Further, it is provided with insulating barrier between described multigroup measurement apparatus.
Beneficial effect using above-mentioned further scheme is：Insulating barrier improves the safety specification of handcart.
Further, described plug is the small-sized aviation plug of 46 cores.
Beneficial effect using above-mentioned further scheme is：The small-sized aviation plug of 46 cores, can be in less spatial volume
Reliable and stable grafting in restriction, reduces the volume of handcart.
Brief description
Fig. 1 is this utility model embodiment construction profile,
Fig. 2 is this utility model embodiment Facad structure figure,
In accompanying drawing, the list of parts representated by each label is as follows：
01st, handcart main body, 02, voltage transformer, 03, fuse, 04, moving contact, 05, chassis, 06, grounding contact
Specific embodiment
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Referring to Fig. 1 and Fig. 2, voltage mutual inducer trolley, including handcart main body 01, with three for this utility model example structure figure
Group measurement apparatus, measurement apparatus include voltage transformer 02 and fuse 03, and voltage transformer 02 is arranged on handcart main body 01
Lower end, fuse 03 is arranged on the upper end of handcart main body 01 by insulated column, and voltage transformer 02 is electric with one end of fuse 03
Connect, the other end of fuse 03 is connected with moving contact 04, moving contact 04 is Duckbilled contact, the bottom setting of handcart main body 01
There is chassis 05, also include plug, one end of plug is electrically connected with voltage transformer 02, the other end of plug and outside power supply unit
Electrical connection.Grounding contact 06 is provided with chassis 05, grounding contact 06 is Duckbilled contact.
Because moving contact is Duckbilled contact, Duckbilled contact has two pieces of contact copper bars, after this structure, not only
The contact surface of contact copper bar and static contact can be increased and conveniently can adjust handcart so as to simple and compact for structure, be conducive to
Flexible operating and the control of cost of implementation.Meanwhile, grounding contact also be Duckbilled contact it is ensured that earth resistance is less, improve
The reliability of ground connection.
In the present embodiment, chassis 05 is provided with the motor that can drive chassis 05 movement.
By the motor of setting on chassis, make handcart voluntarily can run to operating position in testing position after powered up,
Solve due to making handcart inconvenience propulsion release in lower floor's access path.
In the present embodiment, voltage mutual inducer trolley includes multigroup measurement apparatus being set up in parallel, in each measurement apparatus
It is equipped with moving contact 04, the depth of parallelism between multiple moving contacts 04 is less than or equal to 3mm.
The depth of parallelism between multiple moving contacts is less than or equal to 3mm it can be ensured that moving contact and test plug good contact.
In the present embodiment, plug is the small-sized aviation plug of 46 cores.The small-sized aviation plug of 46 cores, can be in less sky
Between grafting reliable and stable in volumetric constraint, reduce the volume of handcart.
In a particular embodiment, one end of voltage transformer 02 and fuse 03 is electrically connected by connecting line, its connecting line
It is provided with spark gap, spark gap is fixedly mounted in described handcart main body 01.
By arranging spark gap, handcart overvoltage can be prevented, improve the reliability of handcart.
In a particular embodiment, it is provided with insulating barrier between multigroup measurement apparatus.Insulating barrier improves the safety of handcart
Specification.
In description of the present utility model it is to be understood that term " " center ", " length ", " width ", " on ", D score,
The orientation of instruction such as " vertical ", " level ", " top ", " bottom ", " interior " or position relationship are based on orientation shown in the drawings or position
Relation, is for only for ease of description this utility model and simplifies description, rather than the device of instruction or hint indication or element must
Must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
In this utility model, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " Gu
Fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be
It is joined directly together it is also possible to be indirectly connected to by intermediary, can be the mutual of the connection of two element internals or two elements
Interactively.For the ordinary skill in the art, can understand that above-mentioned term is new in this practicality as the case may be
Concrete meaning in type.
In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it
D score can include the first and second feature directly contacts it is also possible to include the first and second features not to be directly contact but logical
Cross the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " include the
One feature is directly over second feature and oblique upper, or to be merely representative of fisrt feature level height be higher than second feature.First is special
Levy second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only
Represent that fisrt feature level height is less than second feature.
Above voltage mutual inducer trolley of the present utility model is described in detail, specific case pair used herein
Principle of the present utility model and embodiment are set forth.The explanation of above example is only intended to help and understands that this practicality is new
The core concept of type；Simultaneously for one of ordinary skill in the art, according to thought of the present utility model, in specific embodiment party
All will change in formula and range of application, in sum, this specification content should not be construed as to limit of the present utility model
System.
Claims (9)
1. a kind of voltage mutual inducer trolley is it is characterised in that include handcart main body (01), and least one set measurement apparatus are described
Measurement apparatus include voltage transformer (02) and fuse (03), and described voltage transformer (02) is arranged on described handcart main body
(01) lower end, described fuse (03) is arranged on the upper end of handcart main body (01), described voltage transformer by insulated column
(02) electrically connect with one end of described fuse (03), the other end of described fuse (03) is connected with moving contact (04), described
Moving contact (04) is Duckbilled contact, and the bottom of described handcart main body (01) is provided with chassis (05), also includes plug, described slotting
One end of head is electrically connected with described voltage transformer (02), and the other end of described plug is electrically connected with outside power supply unit.
2. voltage mutual inducer trolley according to claim 1 is it is characterised in that described voltage transformer (02) and described molten
One end of disconnected device (03) is electrically connected by connecting line, and its connecting line is provided with spark gap, and described spark gap is fixedly mounted on described
In handcart main body (01).
3. voltage mutual inducer trolley according to claim 1 touches it is characterised in that being provided with ground connection on described chassis (05)
Head (06).
4. voltage mutual inducer trolley according to claim 3 is it is characterised in that described grounding contact (06) touches for duck-beak type
Head.
5. the voltage mutual inducer trolley according to any one of Claims 1-4 is it is characterised in that set on described chassis (05)
It is equipped with the motor that can drive described chassis (05) movement.
6. the voltage mutual inducer trolley according to any one of Claims 1-4 is it is characterised in that described voltage transformer handss
Car includes multigroup measurement apparatus being set up in parallel, and each measurement apparatus is equipped with moving contact (04), multiple described moving contacts
(04) depth of parallelism between is less than or equal to 3mm.
7. voltage mutual inducer trolley according to claim 6 is it is characterised in that the plurality of moving contact (04) is positioned at same
On horizontal plane.
8. voltage mutual inducer trolley according to claim 6 is it is characterised in that be provided between described multigroup measurement apparatus absolutely
Edge dividing plate.
9. the voltage mutual inducer trolley according to any one of Claims 1-4 is it is characterised in that described plug is that 46 cores are little
The aviation plug of type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620777521.2U CN205944856U (en) | 2016-07-22 | 2016-07-22 | Voltage transformer handcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620777521.2U CN205944856U (en) | 2016-07-22 | 2016-07-22 | Voltage transformer handcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205944856U true CN205944856U (en) | 2017-02-08 |
Family
ID=57925901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620777521.2U Expired - Fee Related CN205944856U (en) | 2016-07-22 | 2016-07-22 | Voltage transformer handcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205944856U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108123391A (en) * | 2017-12-29 | 2018-06-05 | 卓维电力科技有限公司 | A kind of three PT isolated hand cars being conveniently replaceable |
| CN109904778A (en) * | 2019-01-31 | 2019-06-18 | 河南平高通用电气有限公司 | Switch cabinet handcart with arrester and the switchgear using the handcart |
| CN112020903A (en) * | 2018-01-31 | 2020-12-01 | 伊顿智能动力有限公司 | Circuit breaker measurement structure for power distribution unit |
-
2016
- 2016-07-22 CN CN201620777521.2U patent/CN205944856U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108123391A (en) * | 2017-12-29 | 2018-06-05 | 卓维电力科技有限公司 | A kind of three PT isolated hand cars being conveniently replaceable |
| CN112020903A (en) * | 2018-01-31 | 2020-12-01 | 伊顿智能动力有限公司 | Circuit breaker measurement structure for power distribution unit |
| CN109904778A (en) * | 2019-01-31 | 2019-06-18 | 河南平高通用电气有限公司 | Switch cabinet handcart with arrester and the switchgear using the handcart |
| CN109904778B (en) * | 2019-01-31 | 2020-10-13 | 河南平高通用电气有限公司 | Switch cabinet handcart with lightning arrester and switch cabinet using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205944856U (en) | Voltage transformer handcart | |
| CN103399184B (en) | Conveniently can adjust the combined connection box of phase sequence | |
| US20110299226A1 (en) | Front Accessible Switchgear Assembly | |
| CN104732847A (en) | Electric power system 1:1 voltage class distribution network single-phase ground fault simulation test platform | |
| CN102738726A (en) | Indoor high-voltage switch cabinet | |
| CN204537573U (en) | A kind of electric system 1:1 electric pressure distribution singlephase earth fault analogue test platform | |
| CN203690775U (en) | Marine medium-voltage power distribution device | |
| CN201374518Y (en) | Clad withdrawal-type AC metal-enclosed switch cabinet | |
| CN103633575B (en) | Marine medium-voltage power distribution unit | |
| CN201327959Y (en) | Measuring trolley | |
| CN202737372U (en) | Indoor high voltage switch cabinet | |
| CN2930032Y (en) | Novel high voltage switch cabinet | |
| CN202917885U (en) | A steel-clad movable AC switch cabinet | |
| CN201797234U (en) | Small-sized vacuum ring main unit | |
| RU2492562C1 (en) | Pull-out element of switchgear and control gear box | |
| CN110165593B (en) | Live replacement device and method for current transformer for metering cabinet | |
| CN105977854A (en) | Compact switch device | |
| CN220553702U (en) | Switch cabinet | |
| CN202633812U (en) | Metal-armored removable high-voltage switch cabinet with upper layer and lower layer function combination structure | |
| CN202178510U (en) | Middle-mounted switch cabinet | |
| CN201674138U (en) | Box type fixed high-tension ring network switchgear | |
| CN206116888U (en) | Embedded high pressure soft start device | |
| CN209823274U (en) | Novel structure for changing electric field distribution of 35KV switch cabinet | |
| CN219285231U (en) | Inverter grid-connected test platform | |
| CN202633804U (en) | Pre-magnetizing medium-voltage power distribution unit |
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 |
Granted publication date: 20170208 Termination date: 20200722 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |