CN209133801U - High pressure turbine by transition joint - Google Patents
High pressure turbine by transition joint Download PDFInfo
- Publication number
- CN209133801U CN209133801U CN201821846115.2U CN201821846115U CN209133801U CN 209133801 U CN209133801 U CN 209133801U CN 201821846115 U CN201821846115 U CN 201821846115U CN 209133801 U CN209133801 U CN 209133801U
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- insulation sleeve
- high pressure
- pressure turbine
- clamping seat
- transition joint
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Abstract
The utility model relates to a kind of high pressure turbine by transition joints comprising conductive column, insulation sleeve and clamping seat；Insulation sleeve coated with conductive column, the both ends of insulation sleeve are in the lesser frustum cone structure of end size, and the central region of insulation sleeve is equipped with pillar；It is clamped cover for seat to be set in the central region of insulation sleeve, the bottom for being clamped seat has horizontal support surface, is equipped in clamping seat and groove, pillar protrude into groove, and the both ends for being clamped seat are equipped with clamping edge.The high pressure turbine by transition joint includes the conductive column for matching setting, insulation sleeve and clamping seat, convenient for directly from the casing that both ends snap fit onto bypass flexible cable and bypass load-switch device, safety is good, and stability is good.
Description
Technical field
The utility model relates to a kind of high pressure turbine by transition joints.
Background technique
When carrying out circuit operation, in order not to have a power failure, it usually needs provide high pressure turbine by transition joint, be referred to as height
Press bypass coupling device.However conventional high pressure turbine by transition joint use is not convenient enough.
Utility model content
The utility model for the technical problems in the prior art, provides one kind and is easy to use convenient high pressure turbine by
Transition joint.
The technical solution that the utility model solves above-mentioned technical problem is as follows:
A kind of high pressure turbine by transition joint, including conductive column, insulation sleeve and clamping seat；
The insulation sleeve coats the conductive column, and the both ends of the insulation sleeve are in the frustum cone structure that end size reduces,
The central region of the insulation sleeve is equipped with pillar；
The clamping cover for seat is set in the central region of the insulation sleeve, and the bottom of the clamping seat has horizontally-supported
Face is equipped in the clamping seat and groove, the pillar protrudes into the groove, and the both ends of the clamping seat are equipped with clamping
Edge.
The clamping seat includes pedestal, annular cover plate and connection lantern ring in one of the embodiments,；The pedestal has
The interior bottom of the horizontal support surface, the pedestal is equipped with the groove, and the two sides at the top of the pedestal are respectively equipped with limit
Slot；The annular cover plate is set on the pedestal；There are two the connection lantern rings, and two connection lantern rings are located at described
The two sides of annular cover plate, the connection lantern ring is in hollow cylindrical structure on the whole, and one end of the connection lantern ring is equipped with limit convex
It rises, the retention bead protrudes into the limiting slot, and the other end of the connection lantern ring is equipped with the clamping edge.
The mounting hole for connecting annular cover plate is additionally provided on the pedestal in one of the embodiments,.
There is between the insulation sleeve and clamping seat the hole for perforating line in one of the embodiments,.
The clamping seat is aluminium seat in one of the embodiments,.
The high pressure turbine by transition joint further includes firm set in one of the embodiments,.The firm set is arranged
In in the central region of the insulation sleeve, the shape of the firm set and the central region of the insulation sleeve and the clamping seat
The shape of central region be adapted.
The beneficial effects of the utility model are:
Above-mentioned high pressure turbine by transition joint include the conductive column for matching setting, insulation sleeve and clamping seat, convenient for directly from
Both ends snap fit on the casing of bypass flexible cable and bypass load-switch device, and safety is good, and stability is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the high pressure turbine by transition joint of an embodiment；
Fig. 2 is the structural schematic diagram at another visual angle of the high pressure turbine by transition joint in Fig. 1；
Fig. 3 be Fig. 1 in high pressure turbine by transition joint in pedestal structural schematic diagram；
Fig. 4 is insulation sleeve in the high pressure turbine by transition joint in Fig. 1 and the firm structural schematic diagram covered.
In attached drawing, parts list represented by the reference numerals are as follows:
10, high pressure turbine by transition joint, 100, conductive column, 200, insulation sleeve, 210, firm set, 211, pillar, 300, card
Joint chair, 310, pedestal, 320, annular cover plate, 330, connection lantern ring.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.It should be noted that when an element be considered as " connection " another
Element, it can be directly to another element or may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.
Incorporated by reference to Fig. 1 and Fig. 2, a kind of high pressure turbine by transition joint 10, including conductive column 100, insulation sleeve 200 and clamping seat
300。
In the present embodiment, 200 coated with conductive column 100 of insulation sleeve, the both ends of insulation sleeve 200 are in that end size reduces
Frustum cone structure, facilitate insertion into bypass flexible cable and bypass load-switch device casing in make conductive column 100 connection respectively leads
The central region of line, insulation sleeve 200 is equipped with pillar 211.Clamping seat 300 is sheathed in the central region of insulation sleeve 200, is clamped seat
There is horizontal support surface to place in order to firm for 300 bottom, be equipped in clamping seat 300 with groove 311, pillar 211 protrudes into recessed
The stability of both ends connection is improved in slot 311, the both ends of clamping seat 300 are equipped with clamping edge, convenient for respectively directly with bypass
The casing engaging of the casing and bypass load-switch device of flexible cable.
The high pressure turbine by transition joint 10 of present embodiment includes the conductive column 100 for matching setting, insulation sleeve 200 and card
Joint chair 300, convenient for directly from the casing that both ends snap fit onto bypass flexible cable and bypass load-switch device, safety is good,
Stability is good.
Please further combined with Fig. 3, in the present embodiment, it is also preferable to include firm sets 210 for high pressure turbine by transition joint 10.
Firm set 210 is sheathed in the central region of insulation sleeve 200, consolidate the shape of set 210 and the central region of insulation sleeve 200 and
The shape for being clamped the central region of seat 300 is adapted, and improves stability.
Specifically, please further combined with Fig. 4, in the present embodiment, clamping seat 300 includes pedestal 310, annular cover plate
320 and connection lantern ring 330.
Pedestal 310 has horizontal support surface, the arc-shaped structure in the two sides at the top of pedestal 310, the interior bottom of pedestal 310
Equipped with groove 311, the two sides at the top of pedestal 310 are respectively equipped with limiting slot 312, convenient for assembly.Preferably, on pedestal 310 also
Equipped with the mounting hole for connecting annular cover plate 320, there are four mounting holes, is located on four ends angle of pedestal 310.
Annular cover plate 320 is set on pedestal 310.In addition, also be provided on the inner wall of annular cover plate 320 on pedestal 310
The limiting slot that limiting slot 312 is connected to.Mounting hole also is provided on annular cover plate 320.Shape after annular cover plate 320 and pedestal 310 connect
At the support construction with hollow cavity.
It connects there are two lantern rings 330, two connection lantern rings 330 are located at the two sides of annular cover plate 320.Connect lantern ring
330 be in hollow cylindrical structure on the whole, and one end of connection lantern ring 330 is equipped with retention bead, and retention bead protrudes into limiting slot 312
It is interior.The other end for connecting lantern ring 330 is equipped with clamping edge, convenient for directly opening respectively with the casing of bypass flexible cable or bypass load
Close the casing engaging of device.
Preferably, in the present embodiment, clamping seat 300 is aluminium seat, and lightweight is durable.
Further, in the present embodiment, there is the hole for perforating line between insulation sleeve 200 and clamping seat 300,
In order to lay straight line connector.
It is arranged in the high pressure turbine by transition joint 10 of present embodiment by size adjusting, can reach following technical parameter:
(1) it is suitable for the system of the multiple earth of 50/60Hz, 8.7/15kV, 10/20kV and 13.2/22.8kV.
(2) technical load for being suitable for the bypass livewire work of 10kV distribution line breaks switch.
(3) it is suitable for 200A and 400A bypass uninterrupted operation system.
(3) both ends are cooperatively connected with the casing of bypass flexible cable and bypass load-switch device respectively.
(4) pre- casting mold can divide high formula connector (additional aluminum armouring), connect, pacified using buckle-type with cable connector plug
It is complete quick.
(5) mechanical life: greater than 3000 time circulation (docking and be separated into a circulation).
(6) it can configure privacy protection case, 3 straight line connectors can be accommodated.
(7) it docks and separates: easily being docked, have secured, reliable fore shaft after docking, prevent after docking
Automatic-falling.Easily by mated condition change to discrete state, docking connector has blocking function, prevents with electrically separated.
(8) it must be cleaned before installing and smear silicone grease cream.
(9) electric property is as shown in the table:
| Project | PLCL-200 straight line connector | PLCL-400 straight line connector |
| Design maximum voltage (kV) | 22.9 | 22.9 |
| Voltage rating (kV) | 8.7/15、12/20 | 8.7/15、12/20 |
| Rated current (A) | 200 | 400 |
| Impulse withstand voltage (B.I.L.) | 125kV (1.2us all-wave) | 125kV (1.2us all-wave) |
| Minimum corona disappearance reference voltage | 13kV/3PC | 13kV/3PC |
| The dry examination of ac voltage withstanding (60Hz/1min) | 42kV | 42kV |
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, all in the utility model
Spirit and principle within, any modification, equivalent replacement, improvement and so on should be included in the protection model of the utility model
Within enclosing.
Claims (6)
1. a kind of high pressure turbine by transition joint, which is characterized in that including conductive column, insulation sleeve and clamping seat；
The insulation sleeve coats the conductive column, and the both ends of the insulation sleeve are in the frustum cone structure that end size reduces, described
The central region of insulation sleeve is equipped with pillar；
The clamping cover for seat is set in the central region of the insulation sleeve, and the bottom of the clamping seat has horizontal support surface, institute
It states and is equipped with and groove, the pillar protrude into the groove in clamping seat, the both ends of the clamping seat are equipped with clamping edge.
2. high pressure turbine by transition joint according to claim 1, which is characterized in that the clamping seat includes pedestal, annular
Cover board and connection lantern ring；
The pedestal has the horizontal support surface, and the interior bottom of the pedestal is equipped with the groove, the top of the pedestal
Two sides are respectively equipped with limiting slot；
The annular cover plate is set on the pedestal；
There are two the connection lantern rings, and two connection lantern rings are located at the two sides of the annular cover plate, the connector sleeve
Ring is in hollow cylindrical structure on the whole, and one end of the connection lantern ring is equipped with retention bead, and the retention bead protrudes into the limit
In the slot of position, the other end of the connection lantern ring is equipped with the clamping edge.
3. high pressure turbine by transition joint according to claim 2, which is characterized in that be additionally provided on the pedestal for connecting
The mounting hole of annular cover plate.
4. high pressure turbine by transition joint according to claim 2, which is characterized in that have between the insulation sleeve and clamping seat
There is the hole for perforating line.
5. high pressure turbine by transition joint according to any one of claims 1 to 4, which is characterized in that the clamping seat is aluminium
Seat.
6. high pressure turbine by transition joint according to any one of claims 1 to 4, which is characterized in that further include firm set, institute
State it is firm be sheathed in the central region of the insulation sleeve, the central region of the shape of the firm set and the insulation sleeve with
And the shape of the central region of the clamping seat is adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821846115.2U CN209133801U (en) | 2018-11-09 | 2018-11-09 | High pressure turbine by transition joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821846115.2U CN209133801U (en) | 2018-11-09 | 2018-11-09 | High pressure turbine by transition joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209133801U true CN209133801U (en) | 2019-07-19 |
Family
ID=67244549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821846115.2U Active CN209133801U (en) | 2018-11-09 | 2018-11-09 | High pressure turbine by transition joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209133801U (en) |
-
2018
- 2018-11-09 CN CN201821846115.2U patent/CN209133801U/en active Active
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| GR01 | Patent grant |