CN205282963U - PT handcart and have switch board of this PT handcart - Google Patents
PT handcart and have switch board of this PT handcart Download PDFInfo
- Publication number
- CN205282963U CN205282963U CN201520991127.4U CN201520991127U CN205282963U CN 205282963 U CN205282963 U CN 205282963U CN 201520991127 U CN201520991127 U CN 201520991127U CN 205282963 U CN205282963 U CN 205282963U
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- CN
- China
- Prior art keywords
- handcart
- fusible cut
- conductive rod
- voltage transformer
- moving conductive
- 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.)
- Withdrawn - After Issue
Links
- 238000009413 insulation Methods 0.000 claims description 48
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 3
- 230000004927 fusion Effects 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000411 inducer Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Seats For Vehicles (AREA)
Abstract
The utility model relates to a PT handcart and have switch board of this PT handcart, PT handcart include the frame, install voltage transformer and the electrically conductive contact mechanism who connects of switch board on the frame, contact mechanism comprises isolator, isolator moves the conducting rod and moves the conducting rod up -and -down motion with switch -on and the operating mechanism of disconnection PT handcart with the switch board galvanic circle including what arrange from top to bottom, isolator still include and move the conducting rod electrically conductive conductive seat of connecting that slides, the voltage transformer electricity connect in on the conductive seat, the PT handcart impels the switch board, and the operating mechanism moves the conducting rod and reciprocates with switch -on and disconnection return circuit, has solved among the prior art because the great problem of PT handcart width that transversal arrangement's contact mechanism leads to on the PT handcart to the width of PT handcart has been reduced.
Description
Technical field
The utility model relates to middle pressure for distribution switchgear, is specifically related to PT handcart and has the power distribution cabinet of this PT handcart.
Background technology
In medium voltage distribution network system, metal closed switch cabinet is used widely. the main switch of current withdraw-type switch cabinet adopts handcart structure, PT handcart is in multiple handcart scheme, at present, PT handcart adopts level to advance formula structure mostly, the utility model patent of Chinese patent CN201018214Y discloses voltage mutual inducer trolley and the PT handcart of a kind of withdrawing switch apparatus, described PT handcart comprises vehicle frame, the voltage transformer being installed on vehicle frame, thunder arrester, fusible cut-out and contact arm, described contact arm lateral arrangement is on PT handcart vehicle frame, namely the length direction of contact arm is consistent with the direction of propulsion of PT handcart, along with the level of PT handcart push away into, the contact arm of lateral arrangement is driven to conduct electricity the inserted terminal being connected on power distribution cabinet with conducting loop, along with the level of PT handcart is moved out, the contact arm of lateral arrangement is separated with cutoff circuit with the inserted terminal on power distribution cabinet, the lateral arrangement of described contact arm on PT handcart, add the width of PT handcart.
Practical novel content
For solving the problem, the utility model provides and solves the bigger PT handcart of PT handcart width that the lateral arrangement because of contact arm causes, meanwhile, the utility model additionally provide use this PT handcart power distribution cabinet.
PT handcart of the present utility model adopts following technical scheme: PT handcart, comprise the vehicle frame that direction, left and right is moved, the voltage transformer being installed on vehicle frame and the contact mechanism for voltage transformer and power distribution cabinet conduction are connected, described contact mechanism is made up of isolator, described isolator comprises the moving conductive rod arranged along the vertical direction and drives moving conductive rod to move up and down to switch on and off PT handcart and the actuating mechanism in power distribution cabinet conduction loop, the conductive seat that isolator also comprises with described moving conductive rod sliding conduction is connected, voltage transformer is electrically connected on described conductive seat.
The outer race of described moving conductive rod is provided with the insulation cylinder extended along the vertical direction.
Being provided with the power wheel driven by described actuating mechanism that axis extends in left-right direction in described insulation cylinder, power wheel and described moving conductive rod are in transmission connection to drive moving conductive rod to move up and down.
Described insulation cylinder is offered the open holes radially loaded for corresponding fusible cut-out, it is respectively arranged with upper and lower fixed block in the two ends up and down of open holes in insulation cylinder, the upper end of fusible cut-out is provided with the fusible cut-out upper end base being connected with upper fixed block, and the lower end of fusible cut-out is provided with the lower end seat of fusible cut-out being connected with lower fixed block.
Described fusible cut-out and conductive seat are wholely set.
Described power wheel, conducting rod and fusible cut-out are disposed in order along the longitudinal direction, and insulation barrel shape to be side, left and right be plane, side, front and back are the Long Circle columnar structure of disc.
Described PT handcart also comprises the thunder arrester of the top being arranged on voltage transformer, and one end of thunder arrester is connected with fuse conducting by conduction row, and the other end is removable to be fixed on the thunder arrester mounting plate being arranged on vehicle frame.
Described thunder arrester mounting plate one end is fixed on the mechanism case for driving actuating mechanism being arranged on vehicle frame, and the other end is fixed on and is arranged on the insulation column on vehicle frame.
The outgoing line side of described voltage transformer is serially connected with a resonance eliminator.
Power distribution cabinet of the present utility model adopts following technical scheme: power distribution cabinet, comprise installation space and the PT handcart for moving left and right propelling for PT handcart, described PT handcart comprises the vehicle frame moved in direction, left and right, the voltage transformer being installed on vehicle frame and the contact mechanism for voltage transformer and power distribution cabinet conduction are connected, described contact mechanism is made up of isolator, described isolator comprises the moving conductive rod arranged along the vertical direction and drives moving conductive rod to move up and down to switch on and off PT handcart and the actuating mechanism in power distribution cabinet conduction loop, the conductive seat that isolator also comprises with described moving conductive rod sliding conduction is connected, voltage transformer is electrically connected on described conductive seat, described power distribution cabinet is provided with in the top installing space and moves up and down, for moving conductive rod, the coupling end connecting loop.
The outer race of described moving conductive rod is provided with the insulation cylinder extended along the vertical direction.
Being provided with the power wheel driven by described actuating mechanism that axis extends in left-right direction in described insulation cylinder, power wheel and described moving conductive rod are in transmission connection to drive moving conductive rod to move up and down.
Described insulation cylinder is offered the open holes radially loaded for corresponding fusible cut-out, it is respectively arranged with upper and lower fixed block in the two ends up and down of open holes in insulation cylinder, the upper end of fusible cut-out is provided with the fusible cut-out upper end base being connected with upper fixed block, and the lower end of fusible cut-out is provided with the lower end seat of fusible cut-out being connected with lower fixed block.
Described fusible cut-out and conductive seat are wholely set.
Described power wheel, conducting rod and fusible cut-out are disposed in order along the longitudinal direction, and insulation barrel shape to be side, left and right be plane, side, front and back are the Long Circle columnar structure of disc.
Described PT handcart also comprises the thunder arrester of the top being arranged on voltage transformer, and one end of thunder arrester is connected with fuse conducting by conduction row, and the other end is removable to be fixed on the thunder arrester mounting plate being arranged on vehicle frame.
Described thunder arrester mounting plate one end is fixed on the mechanism case for driving actuating mechanism being arranged on vehicle frame, and the other end is fixed on and is arranged on the insulation column on vehicle frame.
The outgoing line side of described voltage transformer is serially connected with a resonance eliminator.
The beneficial effects of the utility model are: the utility model PT handcart, comprise vehicle frame, the contact mechanism that the voltage transformer being installed on vehicle frame and power distribution cabinet conduction connect, described contact mechanism is made up of isolator, described isolator comprises the moving conductive rod arranged up and down and drives the actuating mechanism of moving conductive rod up and down motion to switch on and off master loop, PT handcart advances power distribution cabinet, actuating mechanism drives moving conductive rod to move up and down to switch on and off loop, solve in prior art the problem that the PT handcart width caused due to the contact mechanism of lateral arrangement on PT handcart is bigger, thus reduce the width of PT handcart.
Further, thunder arrester is arranged at the top of voltage transformer, and thunder arrester two ends adopt releasable connection mode, only need to remove the nut at thunder arrester two ends when changing thunder arrester, it is convenient to change.
Accompanying drawing explanation
Fig. 1 is the structural representation of the PT handcart in an embodiment of the utility model power distribution cabinet;
Fig. 2 is insulation cylinder and isolator, fusible cut-out assembling schematic diagram;
Fig. 3 is the connection structural representation of isolator and fusible cut-out;
Fig. 4 is the structural representation of insulation cylinder.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further, as Figure 1-4, power distribution cabinet, comprises PT handcart, described PT handcart, the mechanism case 1 comprise vehicle frame 8, being installed on vehicle frame 8, insulation cylinder 5, isolator 3, voltage transformer 7, fusible cut-out 6 and thunder arrester 2. voltage transformer 7 is connected with the inserted terminal conduction of power distribution cabinet by the contact mechanism being made up of isolator 3, described isolator 3 comprises the moving conductive rod 31 arranged along the vertical direction and drives moving conductive rod 31 to move up and down the actuating mechanism switching on and off PT handcart and power distribution cabinet conduction loop, described isolator 3 also comprises the conductive seat and quiet end conductive clip 61 that are connected with described moving conductive rod sliding conduction, moving conductive rod 31 adopts aluminium mechanical workout and becomes, the lower end of moving conductive rod 31 is provided with rectangle projection, for coordinating to connect loop with quiet end conductive clip 61 conduction, fusible cut-out 6 it is provided with between conductive seat and voltage transformer 7, it is wholely set the fusible cut-out upper end base 62 for installing fusible cut-out 6 with quiet end conductive clip 61, certainly in other embodiments, fusible cut-out upper end base 62 and quiet end conductive clip 61 can not also adopt Integral design, can also mode with bolts. moving conductive rod 31 outer race is provided with insulation cylinder 5, described insulation cylinder 5 comprises insulating cylinder body, insulation cylinder base and insulation cover 4, the power wheel 32 driven by described actuating mechanism that axis extends in left-right direction it is provided with in insulation cylinder 5, power wheel 32 and described moving conductive rod 31 are in transmission connection to drive moving conductive rod 31 to move up and down, described power wheel 32, moving conductive rod 31 and fusible cut-out 6 are disposed in order along the longitudinal direction, insulation barrel shape is side, left and right is plane, side, front and back is the Long Circle columnar structure of disc, certainly in other embodiments, insulation cylinder cylinder can also be cylindrical structure. the opening radially loaded offered for corresponding fusible cut-out 6 by insulation cylinder 5, insulation cylinder cylinder upper end outer wall left and right plane offers the first open holes 51 for installing power wheel 32, in on two ends are respectively arranged with up and down of opening in insulation cylinder 5, lower fixed block, the upper end of fusible cut-out 6 is provided with the fusible cut-out upper end base 62 being connected with upper fixed block, the fusible cut-out upper end base 63 that the lower end of fusible cut-out 6 is provided with lower fixed block is connected, fixed piece comprises two boss 52 being symmetrical set on insulation cylinder 5 left and right plane inwall, described boss 52 is provided with for screw from top to bottom through the screw mounting hole to connect fusible cut-out upper end base 62, lower fixed block is the first abaculus 53 being cast on insulation cylinder 5, by screw radial direction, lower for fusible cut-out end seat 63 is fixed on the first abaculus 53.
Insulation cylinder 5 inner chamber bottom is provided with full skirt on insulation cylinder inside and outside wall, ensure dielectric level, described insulation cylinder base lower surface is provided with the 2nd abaculus 54 for being fixedly connected with PT handcart, certainly the 2nd abaculus 54 can not also be set in other embodiments, bolt is adopted to be fixed on by insulation cylinder on PT handcart vehicle frame, insulating cylinder body top is provided with insulation cover 4, insulation cylinder inner conductive part is carried out shielding protection and moving conductive rod 31 is played upper and lower guide effect, in the utility model, fusible cut-out and isolator are all installed on insulation cylinder inside, obtain the shielding protection of insulation cylinder, insulating reliability height. in other embodiments, certainly, fusible cut-out can not also be arranged in insulation cylinder. fusible cut-out 6 comprises fusion tube 64, fusible cut-out upper end base 62 and the lower end seat 63 of fusible cut-out respectively with one can be used for fusion tube 64 level push away into and release opening, when fusible cut-out fusion tube 64 changed by needs, only need the lower end of the dynamic fusion tube 64 of sled, it is made to depart from fusible cut-out upper and lower end seat, take advantage of a situation taking-up fusible cut-out, only need to be pushed in upper and lower end seat fusion tube 64 level when fusible cut-out is installed. the conduction row 13 being connected with thunder arrester 2 conduction it is provided with above described conductive seat, by bolt, with conducting electricity, conductive seat being arranged 13 is fixed on the boss 52 of insulating cylinder body inwall, and described conduction row 13 offers the 2nd open holes that is that install for moving conductive rod 31 and that be connected with quiet end conductive clip 61 conduction.
The present embodiment is provided with three insulation cylinders and three corresponding voltage transformers, three insulation cylinders are between left and right every being arranged on vehicle frame 8, three voltage transformers are between left and right every being arranged on vehicle frame 8, three voltage transformers insulate cylinder front and back to parallel setting with three, a side inlet wire of voltage transformer 7 is connected by copper row with the lower end seat 63 of fusible cut-out 6, the outgoing line side copper row of voltage transformer 7 is shorted together, and is connected in series a resonance eliminator between three voltage transformers. In other embodiments, certainly the quantity of insulation cylinder and voltage transformer can adjust according to actual needs.
Thunder arrester 2 is arranged on the thunder arrester mounting plate 9 above voltage transformer 7, described thunder arrester mounting plate 9 one end is fixed on mechanism case 1, insulation column 10 support and connection of the other end by being arranged on vehicle frame, thunder arrester 2 comprises ground terminal and high pressure side terminal, the ground terminal of described thunder arrester 2 is bolted connection on thunder arrester mounting plate 9, and it being connected in series ground connection with copper row, the high pressure side terminal of described thunder arrester 2 and the upper end base 62 of fusible cut-out 6 are bolted together by line conductor row. Owing to thunder arrester 2 is arranged on the top of PT handcart, and two ends employing releasable connection mode, the nut at thunder arrester 2 two ends only is needed to remove when changing thunder arrester 2, it is convenient to change. In other embodiments, certainly the two ends of thunder arrester mounting plate all can adopt insulation column to carry out supporting fixing.
Power wheel in the present embodiment is the worm gear being arranged on the first open holes 51 being arranged at insulation cylinder inside, is provided with the worm section coordinated with worm-gear drive on moving conductive rod. In other embodiments of the present utility model, described power wheel can also be gear, is now provided with the section of rack being meshed with gear on moving conductive rod.
The embodiment of PT handcart is identical with the embodiment of the PT handcart in each embodiment of above-mentioned power distribution cabinet, repeats no more herein.
Claims (10)
1.PT handcart, the voltage transformer comprise the vehicle frame moved in direction, left and right, being installed on vehicle frame and the contact mechanism for voltage transformer and power distribution cabinet conduction are connected, it is characterized in that: described contact mechanism is made up of isolator, described isolator comprises the moving conductive rod arranged along the vertical direction and drives moving conductive rod to move up and down to switch on and off PT handcart and the actuating mechanism in power distribution cabinet conduction loop, the conductive seat that isolator also comprises with described moving conductive rod sliding conduction is connected, voltage transformer is electrically connected on described conductive seat.
2. PT handcart according to claim 1, it is characterised in that: the outer race of described moving conductive rod is provided with the insulation cylinder extended along the vertical direction.
3. PT handcart according to claim 2, it is characterised in that: being provided with the power wheel driven by described actuating mechanism that axis extends in left-right direction in described insulation cylinder, power wheel and described moving conductive rod are in transmission connection to drive moving conductive rod to move up and down.
4. PT handcart according to claim 3, it is characterized in that: described insulation cylinder is offered the open holes radially loaded for corresponding fusible cut-out, it is respectively arranged with upper and lower fixed block in the two ends up and down of open holes in insulation cylinder, the upper end of fusible cut-out is provided with the fusible cut-out upper end base being connected with upper fixed block, and the lower end of fusible cut-out is provided with the lower end seat of fusible cut-out being connected with lower fixed block.
5. PT handcart according to claim 4, it is characterised in that: described fusible cut-out and conductive seat are wholely set.
6. PT handcart according to claim 4 or 5, it is characterised in that: described power wheel, conducting rod and fusible cut-out are disposed in order along the longitudinal direction, and insulation barrel shape to be side, left and right be plane, side, front and back are the Long Circle columnar structure of disc.
7. PT handcart according to claim 6, it is characterized in that: described PT handcart also comprises the thunder arrester of the top being arranged on voltage transformer, one end of thunder arrester is connected with fuse conducting by conduction row, and the other end is removable to be fixed on the thunder arrester mounting plate being arranged on vehicle frame.
8. PT handcart according to claim 7, it is characterised in that: described thunder arrester mounting plate one end is fixed on the mechanism case for driving actuating mechanism being arranged on vehicle frame, and the other end is fixed on and is arranged on the insulation column on vehicle frame.
9. PT handcart according to claim 8, it is characterised in that: the outgoing line side of described voltage transformer is serially connected with a resonance eliminator.
10. power distribution cabinet, comprise the installation space for moving left and right propelling for PT handcart, it is characterized in that: described power distribution cabinet also comprises the PT handcart according to any one of claim 1-9, described power distribution cabinet is provided with in the top installing space and moves up and down, for moving conductive rod, the coupling end connecting loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520991127.4U CN205282963U (en) | 2015-12-03 | 2015-12-03 | PT handcart and have switch board of this PT handcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520991127.4U CN205282963U (en) | 2015-12-03 | 2015-12-03 | PT handcart and have switch board of this PT handcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205282963U true CN205282963U (en) | 2016-06-01 |
Family
ID=56067500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520991127.4U Withdrawn - After Issue CN205282963U (en) | 2015-12-03 | 2015-12-03 | PT handcart and have switch board of this PT handcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205282963U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406385A (en) * | 2015-12-03 | 2016-03-16 | 平高集团有限公司 | Potential transformer (PT) trolley and power distribution cabinet provided with same |
| 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 |
-
2015
- 2015-12-03 CN CN201520991127.4U patent/CN205282963U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406385A (en) * | 2015-12-03 | 2016-03-16 | 平高集团有限公司 | Potential transformer (PT) trolley and power distribution cabinet provided with same |
| 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 |
| CN112103831B (en) * | 2020-08-06 | 2022-07-05 | 河南平高通用电气有限公司 | PT handcart and use cubical switchboard of this PT handcart |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20171103 |